diff --git a/public/grapejs/dist/js/grapes.js b/public/grapejs/dist/js/grapes.js
deleted file mode 100644
index b1936d2e..00000000
--- a/public/grapejs/dist/js/grapes.js
+++ /dev/null
@@ -1,51285 +0,0 @@
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-/* 0 */
-/***/ (function(module, exports, __webpack_require__) {
-
-/* WEBPACK VAR INJECTION */(function(global) {var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;// Backbone.js 1.3.3
-
-// (c) 2010-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-// Backbone may be freely distributed under the MIT license.
-// For all details and documentation:
-// http://backbonejs.org
-
-(function(factory) {
-
- // Establish the root object, `window` (`self`) in the browser, or `global` on the server.
- // We use `self` instead of `window` for `WebWorker` support.
- var root = (typeof self == 'object' && self.self === self && self) ||
- (typeof global == 'object' && global.global === global && global);
-
- // Set up Backbone appropriately for the environment. Start with AMD.
- if (true) {
- !(__WEBPACK_AMD_DEFINE_ARRAY__ = [__webpack_require__(1), __webpack_require__(10), exports], __WEBPACK_AMD_DEFINE_RESULT__ = (function(_, $, exports) {
- // Export global even in AMD case in case this script is loaded with
- // others that may still expect a global Backbone.
- root.Backbone = factory(root, exports, _, $);
- }).apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__),
- __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
-
- // Next for Node.js or CommonJS. jQuery may not be needed as a module.
- } else if (typeof exports !== 'undefined') {
- var _ = require('underscore'), $;
- try { $ = require('jquery'); } catch (e) {}
- factory(root, exports, _, $);
-
- // Finally, as a browser global.
- } else {
- root.Backbone = factory(root, {}, root._, (root.jQuery || root.Zepto || root.ender || root.$));
- }
-
-})(function(root, Backbone, _, $) {
-
- // Initial Setup
- // -------------
-
- // Save the previous value of the `Backbone` variable, so that it can be
- // restored later on, if `noConflict` is used.
- var previousBackbone = root.Backbone;
-
- // Create a local reference to a common array method we'll want to use later.
- var slice = Array.prototype.slice;
-
- // Current version of the library. Keep in sync with `package.json`.
- Backbone.VERSION = '1.3.3';
-
- // For Backbone's purposes, jQuery, Zepto, Ender, or My Library (kidding) owns
- // the `$` variable.
- Backbone.$ = $;
-
- // Runs Backbone.js in *noConflict* mode, returning the `Backbone` variable
- // to its previous owner. Returns a reference to this Backbone object.
- Backbone.noConflict = function() {
- root.Backbone = previousBackbone;
- return this;
- };
-
- // Turn on `emulateHTTP` to support legacy HTTP servers. Setting this option
- // will fake `"PATCH"`, `"PUT"` and `"DELETE"` requests via the `_method` parameter and
- // set a `X-Http-Method-Override` header.
- Backbone.emulateHTTP = false;
-
- // Turn on `emulateJSON` to support legacy servers that can't deal with direct
- // `application/json` requests ... this will encode the body as
- // `application/x-www-form-urlencoded` instead and will send the model in a
- // form param named `model`.
- Backbone.emulateJSON = false;
-
- // Proxy Backbone class methods to Underscore functions, wrapping the model's
- // `attributes` object or collection's `models` array behind the scenes.
- //
- // collection.filter(function(model) { return model.get('age') > 10 });
- // collection.each(this.addView);
- //
- // `Function#apply` can be slow so we use the method's arg count, if we know it.
- var addMethod = function(length, method, attribute) {
- switch (length) {
- case 1: return function() {
- return _[method](this[attribute]);
- };
- case 2: return function(value) {
- return _[method](this[attribute], value);
- };
- case 3: return function(iteratee, context) {
- return _[method](this[attribute], cb(iteratee, this), context);
- };
- case 4: return function(iteratee, defaultVal, context) {
- return _[method](this[attribute], cb(iteratee, this), defaultVal, context);
- };
- default: return function() {
- var args = slice.call(arguments);
- args.unshift(this[attribute]);
- return _[method].apply(_, args);
- };
- }
- };
- var addUnderscoreMethods = function(Class, methods, attribute) {
- _.each(methods, function(length, method) {
- if (_[method]) Class.prototype[method] = addMethod(length, method, attribute);
- });
- };
-
- // Support `collection.sortBy('attr')` and `collection.findWhere({id: 1})`.
- var cb = function(iteratee, instance) {
- if (_.isFunction(iteratee)) return iteratee;
- if (_.isObject(iteratee) && !instance._isModel(iteratee)) return modelMatcher(iteratee);
- if (_.isString(iteratee)) return function(model) { return model.get(iteratee); };
- return iteratee;
- };
- var modelMatcher = function(attrs) {
- var matcher = _.matches(attrs);
- return function(model) {
- return matcher(model.attributes);
- };
- };
-
- // Backbone.Events
- // ---------------
-
- // A module that can be mixed in to *any object* in order to provide it with
- // a custom event channel. You may bind a callback to an event with `on` or
- // remove with `off`; `trigger`-ing an event fires all callbacks in
- // succession.
- //
- // var object = {};
- // _.extend(object, Backbone.Events);
- // object.on('expand', function(){ alert('expanded'); });
- // object.trigger('expand');
- //
- var Events = Backbone.Events = {};
-
- // Regular expression used to split event strings.
- var eventSplitter = /\s+/;
-
- // Iterates over the standard `event, callback` (as well as the fancy multiple
- // space-separated events `"change blur", callback` and jQuery-style event
- // maps `{event: callback}`).
- var eventsApi = function(iteratee, events, name, callback, opts) {
- var i = 0, names;
- if (name && typeof name === 'object') {
- // Handle event maps.
- if (callback !== void 0 && 'context' in opts && opts.context === void 0) opts.context = callback;
- for (names = _.keys(name); i < names.length ; i++) {
- events = eventsApi(iteratee, events, names[i], name[names[i]], opts);
- }
- } else if (name && eventSplitter.test(name)) {
- // Handle space-separated event names by delegating them individually.
- for (names = name.split(eventSplitter); i < names.length; i++) {
- events = iteratee(events, names[i], callback, opts);
- }
- } else {
- // Finally, standard events.
- events = iteratee(events, name, callback, opts);
- }
- return events;
- };
-
- // Bind an event to a `callback` function. Passing `"all"` will bind
- // the callback to all events fired.
- Events.on = function(name, callback, context) {
- return internalOn(this, name, callback, context);
- };
-
- // Guard the `listening` argument from the public API.
- var internalOn = function(obj, name, callback, context, listening) {
- obj._events = eventsApi(onApi, obj._events || {}, name, callback, {
- context: context,
- ctx: obj,
- listening: listening
- });
-
- if (listening) {
- var listeners = obj._listeners || (obj._listeners = {});
- listeners[listening.id] = listening;
- }
-
- return obj;
- };
-
- // Inversion-of-control versions of `on`. Tell *this* object to listen to
- // an event in another object... keeping track of what it's listening to
- // for easier unbinding later.
- Events.listenTo = function(obj, name, callback) {
- if (!obj) return this;
- var id = obj._listenId || (obj._listenId = _.uniqueId('l'));
- var listeningTo = this._listeningTo || (this._listeningTo = {});
- var listening = listeningTo[id];
-
- // This object is not listening to any other events on `obj` yet.
- // Setup the necessary references to track the listening callbacks.
- if (!listening) {
- var thisId = this._listenId || (this._listenId = _.uniqueId('l'));
- listening = listeningTo[id] = {obj: obj, objId: id, id: thisId, listeningTo: listeningTo, count: 0};
- }
-
- // Bind callbacks on obj, and keep track of them on listening.
- internalOn(obj, name, callback, this, listening);
- return this;
- };
-
- // The reducing API that adds a callback to the `events` object.
- var onApi = function(events, name, callback, options) {
- if (callback) {
- var handlers = events[name] || (events[name] = []);
- var context = options.context, ctx = options.ctx, listening = options.listening;
- if (listening) listening.count++;
-
- handlers.push({callback: callback, context: context, ctx: context || ctx, listening: listening});
- }
- return events;
- };
-
- // Remove one or many callbacks. If `context` is null, removes all
- // callbacks with that function. If `callback` is null, removes all
- // callbacks for the event. If `name` is null, removes all bound
- // callbacks for all events.
- Events.off = function(name, callback, context) {
- if (!this._events) return this;
- this._events = eventsApi(offApi, this._events, name, callback, {
- context: context,
- listeners: this._listeners
- });
- return this;
- };
-
- // Tell this object to stop listening to either specific events ... or
- // to every object it's currently listening to.
- Events.stopListening = function(obj, name, callback) {
- var listeningTo = this._listeningTo;
- if (!listeningTo) return this;
-
- var ids = obj ? [obj._listenId] : _.keys(listeningTo);
-
- for (var i = 0; i < ids.length; i++) {
- var listening = listeningTo[ids[i]];
-
- // If listening doesn't exist, this object is not currently
- // listening to obj. Break out early.
- if (!listening) break;
-
- listening.obj.off(name, callback, this);
- }
-
- return this;
- };
-
- // The reducing API that removes a callback from the `events` object.
- var offApi = function(events, name, callback, options) {
- if (!events) return;
-
- var i = 0, listening;
- var context = options.context, listeners = options.listeners;
-
- // Delete all events listeners and "drop" events.
- if (!name && !callback && !context) {
- var ids = _.keys(listeners);
- for (; i < ids.length; i++) {
- listening = listeners[ids[i]];
- delete listeners[listening.id];
- delete listening.listeningTo[listening.objId];
- }
- return;
- }
-
- var names = name ? [name] : _.keys(events);
- for (; i < names.length; i++) {
- name = names[i];
- var handlers = events[name];
-
- // Bail out if there are no events stored.
- if (!handlers) break;
-
- // Replace events if there are any remaining. Otherwise, clean up.
- var remaining = [];
- for (var j = 0; j < handlers.length; j++) {
- var handler = handlers[j];
- if (
- callback && callback !== handler.callback &&
- callback !== handler.callback._callback ||
- context && context !== handler.context
- ) {
- remaining.push(handler);
- } else {
- listening = handler.listening;
- if (listening && --listening.count === 0) {
- delete listeners[listening.id];
- delete listening.listeningTo[listening.objId];
- }
- }
- }
-
- // Update tail event if the list has any events. Otherwise, clean up.
- if (remaining.length) {
- events[name] = remaining;
- } else {
- delete events[name];
- }
- }
- return events;
- };
-
- // Bind an event to only be triggered a single time. After the first time
- // the callback is invoked, its listener will be removed. If multiple events
- // are passed in using the space-separated syntax, the handler will fire
- // once for each event, not once for a combination of all events.
- Events.once = function(name, callback, context) {
- // Map the event into a `{event: once}` object.
- var events = eventsApi(onceMap, {}, name, callback, _.bind(this.off, this));
- if (typeof name === 'string' && context == null) callback = void 0;
- return this.on(events, callback, context);
- };
-
- // Inversion-of-control versions of `once`.
- Events.listenToOnce = function(obj, name, callback) {
- // Map the event into a `{event: once}` object.
- var events = eventsApi(onceMap, {}, name, callback, _.bind(this.stopListening, this, obj));
- return this.listenTo(obj, events);
- };
-
- // Reduces the event callbacks into a map of `{event: onceWrapper}`.
- // `offer` unbinds the `onceWrapper` after it has been called.
- var onceMap = function(map, name, callback, offer) {
- if (callback) {
- var once = map[name] = _.once(function() {
- offer(name, once);
- callback.apply(this, arguments);
- });
- once._callback = callback;
- }
- return map;
- };
-
- // Trigger one or many events, firing all bound callbacks. Callbacks are
- // passed the same arguments as `trigger` is, apart from the event name
- // (unless you're listening on `"all"`, which will cause your callback to
- // receive the true name of the event as the first argument).
- Events.trigger = function(name) {
- if (!this._events) return this;
-
- var length = Math.max(0, arguments.length - 1);
- var args = Array(length);
- for (var i = 0; i < length; i++) args[i] = arguments[i + 1];
-
- eventsApi(triggerApi, this._events, name, void 0, args);
- return this;
- };
-
- // Handles triggering the appropriate event callbacks.
- var triggerApi = function(objEvents, name, callback, args) {
- if (objEvents) {
- var events = objEvents[name];
- var allEvents = objEvents.all;
- if (events && allEvents) allEvents = allEvents.slice();
- if (events) triggerEvents(events, args);
- if (allEvents) triggerEvents(allEvents, [name].concat(args));
- }
- return objEvents;
- };
-
- // A difficult-to-believe, but optimized internal dispatch function for
- // triggering events. Tries to keep the usual cases speedy (most internal
- // Backbone events have 3 arguments).
- var triggerEvents = function(events, args) {
- var ev, i = -1, l = events.length, a1 = args[0], a2 = args[1], a3 = args[2];
- switch (args.length) {
- case 0: while (++i < l) (ev = events[i]).callback.call(ev.ctx); return;
- case 1: while (++i < l) (ev = events[i]).callback.call(ev.ctx, a1); return;
- case 2: while (++i < l) (ev = events[i]).callback.call(ev.ctx, a1, a2); return;
- case 3: while (++i < l) (ev = events[i]).callback.call(ev.ctx, a1, a2, a3); return;
- default: while (++i < l) (ev = events[i]).callback.apply(ev.ctx, args); return;
- }
- };
-
- // Aliases for backwards compatibility.
- Events.bind = Events.on;
- Events.unbind = Events.off;
-
- // Allow the `Backbone` object to serve as a global event bus, for folks who
- // want global "pubsub" in a convenient place.
- _.extend(Backbone, Events);
-
- // Backbone.Model
- // --------------
-
- // Backbone **Models** are the basic data object in the framework --
- // frequently representing a row in a table in a database on your server.
- // A discrete chunk of data and a bunch of useful, related methods for
- // performing computations and transformations on that data.
-
- // Create a new model with the specified attributes. A client id (`cid`)
- // is automatically generated and assigned for you.
- var Model = Backbone.Model = function(attributes, options) {
- var attrs = attributes || {};
- options || (options = {});
- this.cid = _.uniqueId(this.cidPrefix);
- this.attributes = {};
- if (options.collection) this.collection = options.collection;
- if (options.parse) attrs = this.parse(attrs, options) || {};
- var defaults = _.result(this, 'defaults');
- attrs = _.defaults(_.extend({}, defaults, attrs), defaults);
- this.set(attrs, options);
- this.changed = {};
- this.initialize.apply(this, arguments);
- };
-
- // Attach all inheritable methods to the Model prototype.
- _.extend(Model.prototype, Events, {
-
- // A hash of attributes whose current and previous value differ.
- changed: null,
-
- // The value returned during the last failed validation.
- validationError: null,
-
- // The default name for the JSON `id` attribute is `"id"`. MongoDB and
- // CouchDB users may want to set this to `"_id"`.
- idAttribute: 'id',
-
- // The prefix is used to create the client id which is used to identify models locally.
- // You may want to override this if you're experiencing name clashes with model ids.
- cidPrefix: 'c',
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // Return a copy of the model's `attributes` object.
- toJSON: function(options) {
- return _.clone(this.attributes);
- },
-
- // Proxy `Backbone.sync` by default -- but override this if you need
- // custom syncing semantics for *this* particular model.
- sync: function() {
- return Backbone.sync.apply(this, arguments);
- },
-
- // Get the value of an attribute.
- get: function(attr) {
- return this.attributes[attr];
- },
-
- // Get the HTML-escaped value of an attribute.
- escape: function(attr) {
- return _.escape(this.get(attr));
- },
-
- // Returns `true` if the attribute contains a value that is not null
- // or undefined.
- has: function(attr) {
- return this.get(attr) != null;
- },
-
- // Special-cased proxy to underscore's `_.matches` method.
- matches: function(attrs) {
- return !!_.iteratee(attrs, this)(this.attributes);
- },
-
- // Set a hash of model attributes on the object, firing `"change"`. This is
- // the core primitive operation of a model, updating the data and notifying
- // anyone who needs to know about the change in state. The heart of the beast.
- set: function(key, val, options) {
- if (key == null) return this;
-
- // Handle both `"key", value` and `{key: value}` -style arguments.
- var attrs;
- if (typeof key === 'object') {
- attrs = key;
- options = val;
- } else {
- (attrs = {})[key] = val;
- }
-
- options || (options = {});
-
- // Run validation.
- if (!this._validate(attrs, options)) return false;
-
- // Extract attributes and options.
- var unset = options.unset;
- var silent = options.silent;
- var changes = [];
- var changing = this._changing;
- this._changing = true;
-
- if (!changing) {
- this._previousAttributes = _.clone(this.attributes);
- this.changed = {};
- }
-
- var current = this.attributes;
- var changed = this.changed;
- var prev = this._previousAttributes;
-
- // For each `set` attribute, update or delete the current value.
- for (var attr in attrs) {
- val = attrs[attr];
- if (!_.isEqual(current[attr], val)) changes.push(attr);
- if (!_.isEqual(prev[attr], val)) {
- changed[attr] = val;
- } else {
- delete changed[attr];
- }
- unset ? delete current[attr] : current[attr] = val;
- }
-
- // Update the `id`.
- if (this.idAttribute in attrs) this.id = this.get(this.idAttribute);
-
- // Trigger all relevant attribute changes.
- if (!silent) {
- if (changes.length) this._pending = options;
- for (var i = 0; i < changes.length; i++) {
- this.trigger('change:' + changes[i], this, current[changes[i]], options);
- }
- }
-
- // You might be wondering why there's a `while` loop here. Changes can
- // be recursively nested within `"change"` events.
- if (changing) return this;
- if (!silent) {
- while (this._pending) {
- options = this._pending;
- this._pending = false;
- this.trigger('change', this, options);
- }
- }
- this._pending = false;
- this._changing = false;
- return this;
- },
-
- // Remove an attribute from the model, firing `"change"`. `unset` is a noop
- // if the attribute doesn't exist.
- unset: function(attr, options) {
- return this.set(attr, void 0, _.extend({}, options, {unset: true}));
- },
-
- // Clear all attributes on the model, firing `"change"`.
- clear: function(options) {
- var attrs = {};
- for (var key in this.attributes) attrs[key] = void 0;
- return this.set(attrs, _.extend({}, options, {unset: true}));
- },
-
- // Determine if the model has changed since the last `"change"` event.
- // If you specify an attribute name, determine if that attribute has changed.
- hasChanged: function(attr) {
- if (attr == null) return !_.isEmpty(this.changed);
- return _.has(this.changed, attr);
- },
-
- // Return an object containing all the attributes that have changed, or
- // false if there are no changed attributes. Useful for determining what
- // parts of a view need to be updated and/or what attributes need to be
- // persisted to the server. Unset attributes will be set to undefined.
- // You can also pass an attributes object to diff against the model,
- // determining if there *would be* a change.
- changedAttributes: function(diff) {
- if (!diff) return this.hasChanged() ? _.clone(this.changed) : false;
- var old = this._changing ? this._previousAttributes : this.attributes;
- var changed = {};
- for (var attr in diff) {
- var val = diff[attr];
- if (_.isEqual(old[attr], val)) continue;
- changed[attr] = val;
- }
- return _.size(changed) ? changed : false;
- },
-
- // Get the previous value of an attribute, recorded at the time the last
- // `"change"` event was fired.
- previous: function(attr) {
- if (attr == null || !this._previousAttributes) return null;
- return this._previousAttributes[attr];
- },
-
- // Get all of the attributes of the model at the time of the previous
- // `"change"` event.
- previousAttributes: function() {
- return _.clone(this._previousAttributes);
- },
-
- // Fetch the model from the server, merging the response with the model's
- // local attributes. Any changed attributes will trigger a "change" event.
- fetch: function(options) {
- options = _.extend({parse: true}, options);
- var model = this;
- var success = options.success;
- options.success = function(resp) {
- var serverAttrs = options.parse ? model.parse(resp, options) : resp;
- if (!model.set(serverAttrs, options)) return false;
- if (success) success.call(options.context, model, resp, options);
- model.trigger('sync', model, resp, options);
- };
- wrapError(this, options);
- return this.sync('read', this, options);
- },
-
- // Set a hash of model attributes, and sync the model to the server.
- // If the server returns an attributes hash that differs, the model's
- // state will be `set` again.
- save: function(key, val, options) {
- // Handle both `"key", value` and `{key: value}` -style arguments.
- var attrs;
- if (key == null || typeof key === 'object') {
- attrs = key;
- options = val;
- } else {
- (attrs = {})[key] = val;
- }
-
- options = _.extend({validate: true, parse: true}, options);
- var wait = options.wait;
-
- // If we're not waiting and attributes exist, save acts as
- // `set(attr).save(null, opts)` with validation. Otherwise, check if
- // the model will be valid when the attributes, if any, are set.
- if (attrs && !wait) {
- if (!this.set(attrs, options)) return false;
- } else if (!this._validate(attrs, options)) {
- return false;
- }
-
- // After a successful server-side save, the client is (optionally)
- // updated with the server-side state.
- var model = this;
- var success = options.success;
- var attributes = this.attributes;
- options.success = function(resp) {
- // Ensure attributes are restored during synchronous saves.
- model.attributes = attributes;
- var serverAttrs = options.parse ? model.parse(resp, options) : resp;
- if (wait) serverAttrs = _.extend({}, attrs, serverAttrs);
- if (serverAttrs && !model.set(serverAttrs, options)) return false;
- if (success) success.call(options.context, model, resp, options);
- model.trigger('sync', model, resp, options);
- };
- wrapError(this, options);
-
- // Set temporary attributes if `{wait: true}` to properly find new ids.
- if (attrs && wait) this.attributes = _.extend({}, attributes, attrs);
-
- var method = this.isNew() ? 'create' : (options.patch ? 'patch' : 'update');
- if (method === 'patch' && !options.attrs) options.attrs = attrs;
- var xhr = this.sync(method, this, options);
-
- // Restore attributes.
- this.attributes = attributes;
-
- return xhr;
- },
-
- // Destroy this model on the server if it was already persisted.
- // Optimistically removes the model from its collection, if it has one.
- // If `wait: true` is passed, waits for the server to respond before removal.
- destroy: function(options) {
- options = options ? _.clone(options) : {};
- var model = this;
- var success = options.success;
- var wait = options.wait;
-
- var destroy = function() {
- model.stopListening();
- model.trigger('destroy', model, model.collection, options);
- };
-
- options.success = function(resp) {
- if (wait) destroy();
- if (success) success.call(options.context, model, resp, options);
- if (!model.isNew()) model.trigger('sync', model, resp, options);
- };
-
- var xhr = false;
- if (this.isNew()) {
- _.defer(options.success);
- } else {
- wrapError(this, options);
- xhr = this.sync('delete', this, options);
- }
- if (!wait) destroy();
- return xhr;
- },
-
- // Default URL for the model's representation on the server -- if you're
- // using Backbone's restful methods, override this to change the endpoint
- // that will be called.
- url: function() {
- var base =
- _.result(this, 'urlRoot') ||
- _.result(this.collection, 'url') ||
- urlError();
- if (this.isNew()) return base;
- var id = this.get(this.idAttribute);
- return base.replace(/[^\/]$/, '$&/') + encodeURIComponent(id);
- },
-
- // **parse** converts a response into the hash of attributes to be `set` on
- // the model. The default implementation is just to pass the response along.
- parse: function(resp, options) {
- return resp;
- },
-
- // Create a new model with identical attributes to this one.
- clone: function() {
- return new this.constructor(this.attributes);
- },
-
- // A model is new if it has never been saved to the server, and lacks an id.
- isNew: function() {
- return !this.has(this.idAttribute);
- },
-
- // Check if the model is currently in a valid state.
- isValid: function(options) {
- return this._validate({}, _.extend({}, options, {validate: true}));
- },
-
- // Run validation against the next complete set of model attributes,
- // returning `true` if all is well. Otherwise, fire an `"invalid"` event.
- _validate: function(attrs, options) {
- if (!options.validate || !this.validate) return true;
- attrs = _.extend({}, this.attributes, attrs);
- var error = this.validationError = this.validate(attrs, options) || null;
- if (!error) return true;
- this.trigger('invalid', this, error, _.extend(options, {validationError: error}));
- return false;
- }
-
- });
-
- // Underscore methods that we want to implement on the Model, mapped to the
- // number of arguments they take.
- var modelMethods = {keys: 1, values: 1, pairs: 1, invert: 1, pick: 0,
- omit: 0, chain: 1, isEmpty: 1};
-
- // Mix in each Underscore method as a proxy to `Model#attributes`.
- addUnderscoreMethods(Model, modelMethods, 'attributes');
-
- // Backbone.Collection
- // -------------------
-
- // If models tend to represent a single row of data, a Backbone Collection is
- // more analogous to a table full of data ... or a small slice or page of that
- // table, or a collection of rows that belong together for a particular reason
- // -- all of the messages in this particular folder, all of the documents
- // belonging to this particular author, and so on. Collections maintain
- // indexes of their models, both in order, and for lookup by `id`.
-
- // Create a new **Collection**, perhaps to contain a specific type of `model`.
- // If a `comparator` is specified, the Collection will maintain
- // its models in sort order, as they're added and removed.
- var Collection = Backbone.Collection = function(models, options) {
- options || (options = {});
- if (options.model) this.model = options.model;
- if (options.comparator !== void 0) this.comparator = options.comparator;
- this._reset();
- this.initialize.apply(this, arguments);
- if (models) this.reset(models, _.extend({silent: true}, options));
- };
-
- // Default options for `Collection#set`.
- var setOptions = {add: true, remove: true, merge: true};
- var addOptions = {add: true, remove: false};
-
- // Splices `insert` into `array` at index `at`.
- var splice = function(array, insert, at) {
- at = Math.min(Math.max(at, 0), array.length);
- var tail = Array(array.length - at);
- var length = insert.length;
- var i;
- for (i = 0; i < tail.length; i++) tail[i] = array[i + at];
- for (i = 0; i < length; i++) array[i + at] = insert[i];
- for (i = 0; i < tail.length; i++) array[i + length + at] = tail[i];
- };
-
- // Define the Collection's inheritable methods.
- _.extend(Collection.prototype, Events, {
-
- // The default model for a collection is just a **Backbone.Model**.
- // This should be overridden in most cases.
- model: Model,
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // The JSON representation of a Collection is an array of the
- // models' attributes.
- toJSON: function(options) {
- return this.map(function(model) { return model.toJSON(options); });
- },
-
- // Proxy `Backbone.sync` by default.
- sync: function() {
- return Backbone.sync.apply(this, arguments);
- },
-
- // Add a model, or list of models to the set. `models` may be Backbone
- // Models or raw JavaScript objects to be converted to Models, or any
- // combination of the two.
- add: function(models, options) {
- return this.set(models, _.extend({merge: false}, options, addOptions));
- },
-
- // Remove a model, or a list of models from the set.
- remove: function(models, options) {
- options = _.extend({}, options);
- var singular = !_.isArray(models);
- models = singular ? [models] : models.slice();
- var removed = this._removeModels(models, options);
- if (!options.silent && removed.length) {
- options.changes = {added: [], merged: [], removed: removed};
- this.trigger('update', this, options);
- }
- return singular ? removed[0] : removed;
- },
-
- // Update a collection by `set`-ing a new list of models, adding new ones,
- // removing models that are no longer present, and merging models that
- // already exist in the collection, as necessary. Similar to **Model#set**,
- // the core operation for updating the data contained by the collection.
- set: function(models, options) {
- if (models == null) return;
-
- options = _.extend({}, setOptions, options);
- if (options.parse && !this._isModel(models)) {
- models = this.parse(models, options) || [];
- }
-
- var singular = !_.isArray(models);
- models = singular ? [models] : models.slice();
-
- var at = options.at;
- if (at != null) at = +at;
- if (at > this.length) at = this.length;
- if (at < 0) at += this.length + 1;
-
- var set = [];
- var toAdd = [];
- var toMerge = [];
- var toRemove = [];
- var modelMap = {};
-
- var add = options.add;
- var merge = options.merge;
- var remove = options.remove;
-
- var sort = false;
- var sortable = this.comparator && at == null && options.sort !== false;
- var sortAttr = _.isString(this.comparator) ? this.comparator : null;
-
- // Turn bare objects into model references, and prevent invalid models
- // from being added.
- var model, i;
- for (i = 0; i < models.length; i++) {
- model = models[i];
-
- // If a duplicate is found, prevent it from being added and
- // optionally merge it into the existing model.
- var existing = this.get(model);
- if (existing) {
- if (merge && model !== existing) {
- var attrs = this._isModel(model) ? model.attributes : model;
- if (options.parse) attrs = existing.parse(attrs, options);
- existing.set(attrs, options);
- toMerge.push(existing);
- if (sortable && !sort) sort = existing.hasChanged(sortAttr);
- }
- if (!modelMap[existing.cid]) {
- modelMap[existing.cid] = true;
- set.push(existing);
- }
- models[i] = existing;
-
- // If this is a new, valid model, push it to the `toAdd` list.
- } else if (add) {
- model = models[i] = this._prepareModel(model, options);
- if (model) {
- toAdd.push(model);
- this._addReference(model, options);
- modelMap[model.cid] = true;
- set.push(model);
- }
- }
- }
-
- // Remove stale models.
- if (remove) {
- for (i = 0; i < this.length; i++) {
- model = this.models[i];
- if (!modelMap[model.cid]) toRemove.push(model);
- }
- if (toRemove.length) this._removeModels(toRemove, options);
- }
-
- // See if sorting is needed, update `length` and splice in new models.
- var orderChanged = false;
- var replace = !sortable && add && remove;
- if (set.length && replace) {
- orderChanged = this.length !== set.length || _.some(this.models, function(m, index) {
- return m !== set[index];
- });
- this.models.length = 0;
- splice(this.models, set, 0);
- this.length = this.models.length;
- } else if (toAdd.length) {
- if (sortable) sort = true;
- splice(this.models, toAdd, at == null ? this.length : at);
- this.length = this.models.length;
- }
-
- // Silently sort the collection if appropriate.
- if (sort) this.sort({silent: true});
-
- // Unless silenced, it's time to fire all appropriate add/sort/update events.
- if (!options.silent) {
- for (i = 0; i < toAdd.length; i++) {
- if (at != null) options.index = at + i;
- model = toAdd[i];
- model.trigger('add', model, this, options);
- }
- if (sort || orderChanged) this.trigger('sort', this, options);
- if (toAdd.length || toRemove.length || toMerge.length) {
- options.changes = {
- added: toAdd,
- removed: toRemove,
- merged: toMerge
- };
- this.trigger('update', this, options);
- }
- }
-
- // Return the added (or merged) model (or models).
- return singular ? models[0] : models;
- },
-
- // When you have more items than you want to add or remove individually,
- // you can reset the entire set with a new list of models, without firing
- // any granular `add` or `remove` events. Fires `reset` when finished.
- // Useful for bulk operations and optimizations.
- reset: function(models, options) {
- options = options ? _.clone(options) : {};
- for (var i = 0; i < this.models.length; i++) {
- this._removeReference(this.models[i], options);
- }
- options.previousModels = this.models;
- this._reset();
- models = this.add(models, _.extend({silent: true}, options));
- if (!options.silent) this.trigger('reset', this, options);
- return models;
- },
-
- // Add a model to the end of the collection.
- push: function(model, options) {
- return this.add(model, _.extend({at: this.length}, options));
- },
-
- // Remove a model from the end of the collection.
- pop: function(options) {
- var model = this.at(this.length - 1);
- return this.remove(model, options);
- },
-
- // Add a model to the beginning of the collection.
- unshift: function(model, options) {
- return this.add(model, _.extend({at: 0}, options));
- },
-
- // Remove a model from the beginning of the collection.
- shift: function(options) {
- var model = this.at(0);
- return this.remove(model, options);
- },
-
- // Slice out a sub-array of models from the collection.
- slice: function() {
- return slice.apply(this.models, arguments);
- },
-
- // Get a model from the set by id, cid, model object with id or cid
- // properties, or an attributes object that is transformed through modelId.
- get: function(obj) {
- if (obj == null) return void 0;
- return this._byId[obj] ||
- this._byId[this.modelId(obj.attributes || obj)] ||
- obj.cid && this._byId[obj.cid];
- },
-
- // Returns `true` if the model is in the collection.
- has: function(obj) {
- return this.get(obj) != null;
- },
-
- // Get the model at the given index.
- at: function(index) {
- if (index < 0) index += this.length;
- return this.models[index];
- },
-
- // Return models with matching attributes. Useful for simple cases of
- // `filter`.
- where: function(attrs, first) {
- return this[first ? 'find' : 'filter'](attrs);
- },
-
- // Return the first model with matching attributes. Useful for simple cases
- // of `find`.
- findWhere: function(attrs) {
- return this.where(attrs, true);
- },
-
- // Force the collection to re-sort itself. You don't need to call this under
- // normal circumstances, as the set will maintain sort order as each item
- // is added.
- sort: function(options) {
- var comparator = this.comparator;
- if (!comparator) throw new Error('Cannot sort a set without a comparator');
- options || (options = {});
-
- var length = comparator.length;
- if (_.isFunction(comparator)) comparator = _.bind(comparator, this);
-
- // Run sort based on type of `comparator`.
- if (length === 1 || _.isString(comparator)) {
- this.models = this.sortBy(comparator);
- } else {
- this.models.sort(comparator);
- }
- if (!options.silent) this.trigger('sort', this, options);
- return this;
- },
-
- // Pluck an attribute from each model in the collection.
- pluck: function(attr) {
- return this.map(attr + '');
- },
-
- // Fetch the default set of models for this collection, resetting the
- // collection when they arrive. If `reset: true` is passed, the response
- // data will be passed through the `reset` method instead of `set`.
- fetch: function(options) {
- options = _.extend({parse: true}, options);
- var success = options.success;
- var collection = this;
- options.success = function(resp) {
- var method = options.reset ? 'reset' : 'set';
- collection[method](resp, options);
- if (success) success.call(options.context, collection, resp, options);
- collection.trigger('sync', collection, resp, options);
- };
- wrapError(this, options);
- return this.sync('read', this, options);
- },
-
- // Create a new instance of a model in this collection. Add the model to the
- // collection immediately, unless `wait: true` is passed, in which case we
- // wait for the server to agree.
- create: function(model, options) {
- options = options ? _.clone(options) : {};
- var wait = options.wait;
- model = this._prepareModel(model, options);
- if (!model) return false;
- if (!wait) this.add(model, options);
- var collection = this;
- var success = options.success;
- options.success = function(m, resp, callbackOpts) {
- if (wait) collection.add(m, callbackOpts);
- if (success) success.call(callbackOpts.context, m, resp, callbackOpts);
- };
- model.save(null, options);
- return model;
- },
-
- // **parse** converts a response into a list of models to be added to the
- // collection. The default implementation is just to pass it through.
- parse: function(resp, options) {
- return resp;
- },
-
- // Create a new collection with an identical list of models as this one.
- clone: function() {
- return new this.constructor(this.models, {
- model: this.model,
- comparator: this.comparator
- });
- },
-
- // Define how to uniquely identify models in the collection.
- modelId: function(attrs) {
- return attrs[this.model.prototype.idAttribute || 'id'];
- },
-
- // Private method to reset all internal state. Called when the collection
- // is first initialized or reset.
- _reset: function() {
- this.length = 0;
- this.models = [];
- this._byId = {};
- },
-
- // Prepare a hash of attributes (or other model) to be added to this
- // collection.
- _prepareModel: function(attrs, options) {
- if (this._isModel(attrs)) {
- if (!attrs.collection) attrs.collection = this;
- return attrs;
- }
- options = options ? _.clone(options) : {};
- options.collection = this;
- var model = new this.model(attrs, options);
- if (!model.validationError) return model;
- this.trigger('invalid', this, model.validationError, options);
- return false;
- },
-
- // Internal method called by both remove and set.
- _removeModels: function(models, options) {
- var removed = [];
- for (var i = 0; i < models.length; i++) {
- var model = this.get(models[i]);
- if (!model) continue;
-
- var index = this.indexOf(model);
- this.models.splice(index, 1);
- this.length--;
-
- // Remove references before triggering 'remove' event to prevent an
- // infinite loop. #3693
- delete this._byId[model.cid];
- var id = this.modelId(model.attributes);
- if (id != null) delete this._byId[id];
-
- if (!options.silent) {
- options.index = index;
- model.trigger('remove', model, this, options);
- }
-
- removed.push(model);
- this._removeReference(model, options);
- }
- return removed;
- },
-
- // Method for checking whether an object should be considered a model for
- // the purposes of adding to the collection.
- _isModel: function(model) {
- return model instanceof Model;
- },
-
- // Internal method to create a model's ties to a collection.
- _addReference: function(model, options) {
- this._byId[model.cid] = model;
- var id = this.modelId(model.attributes);
- if (id != null) this._byId[id] = model;
- model.on('all', this._onModelEvent, this);
- },
-
- // Internal method to sever a model's ties to a collection.
- _removeReference: function(model, options) {
- delete this._byId[model.cid];
- var id = this.modelId(model.attributes);
- if (id != null) delete this._byId[id];
- if (this === model.collection) delete model.collection;
- model.off('all', this._onModelEvent, this);
- },
-
- // Internal method called every time a model in the set fires an event.
- // Sets need to update their indexes when models change ids. All other
- // events simply proxy through. "add" and "remove" events that originate
- // in other collections are ignored.
- _onModelEvent: function(event, model, collection, options) {
- if (model) {
- if ((event === 'add' || event === 'remove') && collection !== this) return;
- if (event === 'destroy') this.remove(model, options);
- if (event === 'change') {
- var prevId = this.modelId(model.previousAttributes());
- var id = this.modelId(model.attributes);
- if (prevId !== id) {
- if (prevId != null) delete this._byId[prevId];
- if (id != null) this._byId[id] = model;
- }
- }
- }
- this.trigger.apply(this, arguments);
- }
-
- });
-
- // Underscore methods that we want to implement on the Collection.
- // 90% of the core usefulness of Backbone Collections is actually implemented
- // right here:
- var collectionMethods = {forEach: 3, each: 3, map: 3, collect: 3, reduce: 0,
- foldl: 0, inject: 0, reduceRight: 0, foldr: 0, find: 3, detect: 3, filter: 3,
- select: 3, reject: 3, every: 3, all: 3, some: 3, any: 3, include: 3, includes: 3,
- contains: 3, invoke: 0, max: 3, min: 3, toArray: 1, size: 1, first: 3,
- head: 3, take: 3, initial: 3, rest: 3, tail: 3, drop: 3, last: 3,
- without: 0, difference: 0, indexOf: 3, shuffle: 1, lastIndexOf: 3,
- isEmpty: 1, chain: 1, sample: 3, partition: 3, groupBy: 3, countBy: 3,
- sortBy: 3, indexBy: 3, findIndex: 3, findLastIndex: 3};
-
- // Mix in each Underscore method as a proxy to `Collection#models`.
- addUnderscoreMethods(Collection, collectionMethods, 'models');
-
- // Backbone.View
- // -------------
-
- // Backbone Views are almost more convention than they are actual code. A View
- // is simply a JavaScript object that represents a logical chunk of UI in the
- // DOM. This might be a single item, an entire list, a sidebar or panel, or
- // even the surrounding frame which wraps your whole app. Defining a chunk of
- // UI as a **View** allows you to define your DOM events declaratively, without
- // having to worry about render order ... and makes it easy for the view to
- // react to specific changes in the state of your models.
-
- // Creating a Backbone.View creates its initial element outside of the DOM,
- // if an existing element is not provided...
- var View = Backbone.View = function(options) {
- this.cid = _.uniqueId('view');
- _.extend(this, _.pick(options, viewOptions));
- this._ensureElement();
- this.initialize.apply(this, arguments);
- };
-
- // Cached regex to split keys for `delegate`.
- var delegateEventSplitter = /^(\S+)\s*(.*)$/;
-
- // List of view options to be set as properties.
- var viewOptions = ['model', 'collection', 'el', 'id', 'attributes', 'className', 'tagName', 'events'];
-
- // Set up all inheritable **Backbone.View** properties and methods.
- _.extend(View.prototype, Events, {
-
- // The default `tagName` of a View's element is `"div"`.
- tagName: 'div',
-
- // jQuery delegate for element lookup, scoped to DOM elements within the
- // current view. This should be preferred to global lookups where possible.
- $: function(selector) {
- return this.$el.find(selector);
- },
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // **render** is the core function that your view should override, in order
- // to populate its element (`this.el`), with the appropriate HTML. The
- // convention is for **render** to always return `this`.
- render: function() {
- return this;
- },
-
- // Remove this view by taking the element out of the DOM, and removing any
- // applicable Backbone.Events listeners.
- remove: function() {
- this._removeElement();
- this.stopListening();
- return this;
- },
-
- // Remove this view's element from the document and all event listeners
- // attached to it. Exposed for subclasses using an alternative DOM
- // manipulation API.
- _removeElement: function() {
- this.$el.remove();
- },
-
- // Change the view's element (`this.el` property) and re-delegate the
- // view's events on the new element.
- setElement: function(element) {
- this.undelegateEvents();
- this._setElement(element);
- this.delegateEvents();
- return this;
- },
-
- // Creates the `this.el` and `this.$el` references for this view using the
- // given `el`. `el` can be a CSS selector or an HTML string, a jQuery
- // context or an element. Subclasses can override this to utilize an
- // alternative DOM manipulation API and are only required to set the
- // `this.el` property.
- _setElement: function(el) {
- this.$el = el instanceof Backbone.$ ? el : Backbone.$(el);
- this.el = this.$el[0];
- },
-
- // Set callbacks, where `this.events` is a hash of
- //
- // *{"event selector": "callback"}*
- //
- // {
- // 'mousedown .title': 'edit',
- // 'click .button': 'save',
- // 'click .open': function(e) { ... }
- // }
- //
- // pairs. Callbacks will be bound to the view, with `this` set properly.
- // Uses event delegation for efficiency.
- // Omitting the selector binds the event to `this.el`.
- delegateEvents: function(events) {
- events || (events = _.result(this, 'events'));
- if (!events) return this;
- this.undelegateEvents();
- for (var key in events) {
- var method = events[key];
- if (!_.isFunction(method)) method = this[method];
- if (!method) continue;
- var match = key.match(delegateEventSplitter);
- this.delegate(match[1], match[2], _.bind(method, this));
- }
- return this;
- },
-
- // Add a single event listener to the view's element (or a child element
- // using `selector`). This only works for delegate-able events: not `focus`,
- // `blur`, and not `change`, `submit`, and `reset` in Internet Explorer.
- delegate: function(eventName, selector, listener) {
- this.$el.on(eventName + '.delegateEvents' + this.cid, selector, listener);
- return this;
- },
-
- // Clears all callbacks previously bound to the view by `delegateEvents`.
- // You usually don't need to use this, but may wish to if you have multiple
- // Backbone views attached to the same DOM element.
- undelegateEvents: function() {
- if (this.$el) this.$el.off('.delegateEvents' + this.cid);
- return this;
- },
-
- // A finer-grained `undelegateEvents` for removing a single delegated event.
- // `selector` and `listener` are both optional.
- undelegate: function(eventName, selector, listener) {
- this.$el.off(eventName + '.delegateEvents' + this.cid, selector, listener);
- return this;
- },
-
- // Produces a DOM element to be assigned to your view. Exposed for
- // subclasses using an alternative DOM manipulation API.
- _createElement: function(tagName) {
- return document.createElement(tagName);
- },
-
- // Ensure that the View has a DOM element to render into.
- // If `this.el` is a string, pass it through `$()`, take the first
- // matching element, and re-assign it to `el`. Otherwise, create
- // an element from the `id`, `className` and `tagName` properties.
- _ensureElement: function() {
- if (!this.el) {
- var attrs = _.extend({}, _.result(this, 'attributes'));
- if (this.id) attrs.id = _.result(this, 'id');
- if (this.className) attrs['class'] = _.result(this, 'className');
- this.setElement(this._createElement(_.result(this, 'tagName')));
- this._setAttributes(attrs);
- } else {
- this.setElement(_.result(this, 'el'));
- }
- },
-
- // Set attributes from a hash on this view's element. Exposed for
- // subclasses using an alternative DOM manipulation API.
- _setAttributes: function(attributes) {
- this.$el.attr(attributes);
- }
-
- });
-
- // Backbone.sync
- // -------------
-
- // Override this function to change the manner in which Backbone persists
- // models to the server. You will be passed the type of request, and the
- // model in question. By default, makes a RESTful Ajax request
- // to the model's `url()`. Some possible customizations could be:
- //
- // * Use `setTimeout` to batch rapid-fire updates into a single request.
- // * Send up the models as XML instead of JSON.
- // * Persist models via WebSockets instead of Ajax.
- //
- // Turn on `Backbone.emulateHTTP` in order to send `PUT` and `DELETE` requests
- // as `POST`, with a `_method` parameter containing the true HTTP method,
- // as well as all requests with the body as `application/x-www-form-urlencoded`
- // instead of `application/json` with the model in a param named `model`.
- // Useful when interfacing with server-side languages like **PHP** that make
- // it difficult to read the body of `PUT` requests.
- Backbone.sync = function(method, model, options) {
- var type = methodMap[method];
-
- // Default options, unless specified.
- _.defaults(options || (options = {}), {
- emulateHTTP: Backbone.emulateHTTP,
- emulateJSON: Backbone.emulateJSON
- });
-
- // Default JSON-request options.
- var params = {type: type, dataType: 'json'};
-
- // Ensure that we have a URL.
- if (!options.url) {
- params.url = _.result(model, 'url') || urlError();
- }
-
- // Ensure that we have the appropriate request data.
- if (options.data == null && model && (method === 'create' || method === 'update' || method === 'patch')) {
- params.contentType = 'application/json';
- params.data = JSON.stringify(options.attrs || model.toJSON(options));
- }
-
- // For older servers, emulate JSON by encoding the request into an HTML-form.
- if (options.emulateJSON) {
- params.contentType = 'application/x-www-form-urlencoded';
- params.data = params.data ? {model: params.data} : {};
- }
-
- // For older servers, emulate HTTP by mimicking the HTTP method with `_method`
- // And an `X-HTTP-Method-Override` header.
- if (options.emulateHTTP && (type === 'PUT' || type === 'DELETE' || type === 'PATCH')) {
- params.type = 'POST';
- if (options.emulateJSON) params.data._method = type;
- var beforeSend = options.beforeSend;
- options.beforeSend = function(xhr) {
- xhr.setRequestHeader('X-HTTP-Method-Override', type);
- if (beforeSend) return beforeSend.apply(this, arguments);
- };
- }
-
- // Don't process data on a non-GET request.
- if (params.type !== 'GET' && !options.emulateJSON) {
- params.processData = false;
- }
-
- // Pass along `textStatus` and `errorThrown` from jQuery.
- var error = options.error;
- options.error = function(xhr, textStatus, errorThrown) {
- options.textStatus = textStatus;
- options.errorThrown = errorThrown;
- if (error) error.call(options.context, xhr, textStatus, errorThrown);
- };
-
- // Make the request, allowing the user to override any Ajax options.
- var xhr = options.xhr = Backbone.ajax(_.extend(params, options));
- model.trigger('request', model, xhr, options);
- return xhr;
- };
-
- // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
- var methodMap = {
- 'create': 'POST',
- 'update': 'PUT',
- 'patch': 'PATCH',
- 'delete': 'DELETE',
- 'read': 'GET'
- };
-
- // Set the default implementation of `Backbone.ajax` to proxy through to `$`.
- // Override this if you'd like to use a different library.
- Backbone.ajax = function() {
- return Backbone.$.ajax.apply(Backbone.$, arguments);
- };
-
- // Backbone.Router
- // ---------------
-
- // Routers map faux-URLs to actions, and fire events when routes are
- // matched. Creating a new one sets its `routes` hash, if not set statically.
- var Router = Backbone.Router = function(options) {
- options || (options = {});
- if (options.routes) this.routes = options.routes;
- this._bindRoutes();
- this.initialize.apply(this, arguments);
- };
-
- // Cached regular expressions for matching named param parts and splatted
- // parts of route strings.
- var optionalParam = /\((.*?)\)/g;
- var namedParam = /(\(\?)?:\w+/g;
- var splatParam = /\*\w+/g;
- var escapeRegExp = /[\-{}\[\]+?.,\\\^$|#\s]/g;
-
- // Set up all inheritable **Backbone.Router** properties and methods.
- _.extend(Router.prototype, Events, {
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // Manually bind a single named route to a callback. For example:
- //
- // this.route('search/:query/p:num', 'search', function(query, num) {
- // ...
- // });
- //
- route: function(route, name, callback) {
- if (!_.isRegExp(route)) route = this._routeToRegExp(route);
- if (_.isFunction(name)) {
- callback = name;
- name = '';
- }
- if (!callback) callback = this[name];
- var router = this;
- Backbone.history.route(route, function(fragment) {
- var args = router._extractParameters(route, fragment);
- if (router.execute(callback, args, name) !== false) {
- router.trigger.apply(router, ['route:' + name].concat(args));
- router.trigger('route', name, args);
- Backbone.history.trigger('route', router, name, args);
- }
- });
- return this;
- },
-
- // Execute a route handler with the provided parameters. This is an
- // excellent place to do pre-route setup or post-route cleanup.
- execute: function(callback, args, name) {
- if (callback) callback.apply(this, args);
- },
-
- // Simple proxy to `Backbone.history` to save a fragment into the history.
- navigate: function(fragment, options) {
- Backbone.history.navigate(fragment, options);
- return this;
- },
-
- // Bind all defined routes to `Backbone.history`. We have to reverse the
- // order of the routes here to support behavior where the most general
- // routes can be defined at the bottom of the route map.
- _bindRoutes: function() {
- if (!this.routes) return;
- this.routes = _.result(this, 'routes');
- var route, routes = _.keys(this.routes);
- while ((route = routes.pop()) != null) {
- this.route(route, this.routes[route]);
- }
- },
-
- // Convert a route string into a regular expression, suitable for matching
- // against the current location hash.
- _routeToRegExp: function(route) {
- route = route.replace(escapeRegExp, '\\$&')
- .replace(optionalParam, '(?:$1)?')
- .replace(namedParam, function(match, optional) {
- return optional ? match : '([^/?]+)';
- })
- .replace(splatParam, '([^?]*?)');
- return new RegExp('^' + route + '(?:\\?([\\s\\S]*))?$');
- },
-
- // Given a route, and a URL fragment that it matches, return the array of
- // extracted decoded parameters. Empty or unmatched parameters will be
- // treated as `null` to normalize cross-browser behavior.
- _extractParameters: function(route, fragment) {
- var params = route.exec(fragment).slice(1);
- return _.map(params, function(param, i) {
- // Don't decode the search params.
- if (i === params.length - 1) return param || null;
- return param ? decodeURIComponent(param) : null;
- });
- }
-
- });
-
- // Backbone.History
- // ----------------
-
- // Handles cross-browser history management, based on either
- // [pushState](http://diveintohtml5.info/history.html) and real URLs, or
- // [onhashchange](https://developer.mozilla.org/en-US/docs/DOM/window.onhashchange)
- // and URL fragments. If the browser supports neither (old IE, natch),
- // falls back to polling.
- var History = Backbone.History = function() {
- this.handlers = [];
- this.checkUrl = _.bind(this.checkUrl, this);
-
- // Ensure that `History` can be used outside of the browser.
- if (typeof window !== 'undefined') {
- this.location = window.location;
- this.history = window.history;
- }
- };
-
- // Cached regex for stripping a leading hash/slash and trailing space.
- var routeStripper = /^[#\/]|\s+$/g;
-
- // Cached regex for stripping leading and trailing slashes.
- var rootStripper = /^\/+|\/+$/g;
-
- // Cached regex for stripping urls of hash.
- var pathStripper = /#.*$/;
-
- // Has the history handling already been started?
- History.started = false;
-
- // Set up all inheritable **Backbone.History** properties and methods.
- _.extend(History.prototype, Events, {
-
- // The default interval to poll for hash changes, if necessary, is
- // twenty times a second.
- interval: 50,
-
- // Are we at the app root?
- atRoot: function() {
- var path = this.location.pathname.replace(/[^\/]$/, '$&/');
- return path === this.root && !this.getSearch();
- },
-
- // Does the pathname match the root?
- matchRoot: function() {
- var path = this.decodeFragment(this.location.pathname);
- var rootPath = path.slice(0, this.root.length - 1) + '/';
- return rootPath === this.root;
- },
-
- // Unicode characters in `location.pathname` are percent encoded so they're
- // decoded for comparison. `%25` should not be decoded since it may be part
- // of an encoded parameter.
- decodeFragment: function(fragment) {
- return decodeURI(fragment.replace(/%25/g, '%2525'));
- },
-
- // In IE6, the hash fragment and search params are incorrect if the
- // fragment contains `?`.
- getSearch: function() {
- var match = this.location.href.replace(/#.*/, '').match(/\?.+/);
- return match ? match[0] : '';
- },
-
- // Gets the true hash value. Cannot use location.hash directly due to bug
- // in Firefox where location.hash will always be decoded.
- getHash: function(window) {
- var match = (window || this).location.href.match(/#(.*)$/);
- return match ? match[1] : '';
- },
-
- // Get the pathname and search params, without the root.
- getPath: function() {
- var path = this.decodeFragment(
- this.location.pathname + this.getSearch()
- ).slice(this.root.length - 1);
- return path.charAt(0) === '/' ? path.slice(1) : path;
- },
-
- // Get the cross-browser normalized URL fragment from the path or hash.
- getFragment: function(fragment) {
- if (fragment == null) {
- if (this._usePushState || !this._wantsHashChange) {
- fragment = this.getPath();
- } else {
- fragment = this.getHash();
- }
- }
- return fragment.replace(routeStripper, '');
- },
-
- // Start the hash change handling, returning `true` if the current URL matches
- // an existing route, and `false` otherwise.
- start: function(options) {
- if (History.started) throw new Error('Backbone.history has already been started');
- History.started = true;
-
- // Figure out the initial configuration. Do we need an iframe?
- // Is pushState desired ... is it available?
- this.options = _.extend({root: '/'}, this.options, options);
- this.root = this.options.root;
- this._wantsHashChange = this.options.hashChange !== false;
- this._hasHashChange = 'onhashchange' in window && (document.documentMode === void 0 || document.documentMode > 7);
- this._useHashChange = this._wantsHashChange && this._hasHashChange;
- this._wantsPushState = !!this.options.pushState;
- this._hasPushState = !!(this.history && this.history.pushState);
- this._usePushState = this._wantsPushState && this._hasPushState;
- this.fragment = this.getFragment();
-
- // Normalize root to always include a leading and trailing slash.
- this.root = ('/' + this.root + '/').replace(rootStripper, '/');
-
- // Transition from hashChange to pushState or vice versa if both are
- // requested.
- if (this._wantsHashChange && this._wantsPushState) {
-
- // If we've started off with a route from a `pushState`-enabled
- // browser, but we're currently in a browser that doesn't support it...
- if (!this._hasPushState && !this.atRoot()) {
- var rootPath = this.root.slice(0, -1) || '/';
- this.location.replace(rootPath + '#' + this.getPath());
- // Return immediately as browser will do redirect to new url
- return true;
-
- // Or if we've started out with a hash-based route, but we're currently
- // in a browser where it could be `pushState`-based instead...
- } else if (this._hasPushState && this.atRoot()) {
- this.navigate(this.getHash(), {replace: true});
- }
-
- }
-
- // Proxy an iframe to handle location events if the browser doesn't
- // support the `hashchange` event, HTML5 history, or the user wants
- // `hashChange` but not `pushState`.
- if (!this._hasHashChange && this._wantsHashChange && !this._usePushState) {
- this.iframe = document.createElement('iframe');
- this.iframe.src = 'javascript:0';
- this.iframe.style.display = 'none';
- this.iframe.tabIndex = -1;
- var body = document.body;
- // Using `appendChild` will throw on IE < 9 if the document is not ready.
- var iWindow = body.insertBefore(this.iframe, body.firstChild).contentWindow;
- iWindow.document.open();
- iWindow.document.close();
- iWindow.location.hash = '#' + this.fragment;
- }
-
- // Add a cross-platform `addEventListener` shim for older browsers.
- var addEventListener = window.addEventListener || function(eventName, listener) {
- return attachEvent('on' + eventName, listener);
- };
-
- // Depending on whether we're using pushState or hashes, and whether
- // 'onhashchange' is supported, determine how we check the URL state.
- if (this._usePushState) {
- addEventListener('popstate', this.checkUrl, false);
- } else if (this._useHashChange && !this.iframe) {
- addEventListener('hashchange', this.checkUrl, false);
- } else if (this._wantsHashChange) {
- this._checkUrlInterval = setInterval(this.checkUrl, this.interval);
- }
-
- if (!this.options.silent) return this.loadUrl();
- },
-
- // Disable Backbone.history, perhaps temporarily. Not useful in a real app,
- // but possibly useful for unit testing Routers.
- stop: function() {
- // Add a cross-platform `removeEventListener` shim for older browsers.
- var removeEventListener = window.removeEventListener || function(eventName, listener) {
- return detachEvent('on' + eventName, listener);
- };
-
- // Remove window listeners.
- if (this._usePushState) {
- removeEventListener('popstate', this.checkUrl, false);
- } else if (this._useHashChange && !this.iframe) {
- removeEventListener('hashchange', this.checkUrl, false);
- }
-
- // Clean up the iframe if necessary.
- if (this.iframe) {
- document.body.removeChild(this.iframe);
- this.iframe = null;
- }
-
- // Some environments will throw when clearing an undefined interval.
- if (this._checkUrlInterval) clearInterval(this._checkUrlInterval);
- History.started = false;
- },
-
- // Add a route to be tested when the fragment changes. Routes added later
- // may override previous routes.
- route: function(route, callback) {
- this.handlers.unshift({route: route, callback: callback});
- },
-
- // Checks the current URL to see if it has changed, and if it has,
- // calls `loadUrl`, normalizing across the hidden iframe.
- checkUrl: function(e) {
- var current = this.getFragment();
-
- // If the user pressed the back button, the iframe's hash will have
- // changed and we should use that for comparison.
- if (current === this.fragment && this.iframe) {
- current = this.getHash(this.iframe.contentWindow);
- }
-
- if (current === this.fragment) return false;
- if (this.iframe) this.navigate(current);
- this.loadUrl();
- },
-
- // Attempt to load the current URL fragment. If a route succeeds with a
- // match, returns `true`. If no defined routes matches the fragment,
- // returns `false`.
- loadUrl: function(fragment) {
- // If the root doesn't match, no routes can match either.
- if (!this.matchRoot()) return false;
- fragment = this.fragment = this.getFragment(fragment);
- return _.some(this.handlers, function(handler) {
- if (handler.route.test(fragment)) {
- handler.callback(fragment);
- return true;
- }
- });
- },
-
- // Save a fragment into the hash history, or replace the URL state if the
- // 'replace' option is passed. You are responsible for properly URL-encoding
- // the fragment in advance.
- //
- // The options object can contain `trigger: true` if you wish to have the
- // route callback be fired (not usually desirable), or `replace: true`, if
- // you wish to modify the current URL without adding an entry to the history.
- navigate: function(fragment, options) {
- if (!History.started) return false;
- if (!options || options === true) options = {trigger: !!options};
-
- // Normalize the fragment.
- fragment = this.getFragment(fragment || '');
-
- // Don't include a trailing slash on the root.
- var rootPath = this.root;
- if (fragment === '' || fragment.charAt(0) === '?') {
- rootPath = rootPath.slice(0, -1) || '/';
- }
- var url = rootPath + fragment;
-
- // Strip the hash and decode for matching.
- fragment = this.decodeFragment(fragment.replace(pathStripper, ''));
-
- if (this.fragment === fragment) return;
- this.fragment = fragment;
-
- // If pushState is available, we use it to set the fragment as a real URL.
- if (this._usePushState) {
- this.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, url);
-
- // If hash changes haven't been explicitly disabled, update the hash
- // fragment to store history.
- } else if (this._wantsHashChange) {
- this._updateHash(this.location, fragment, options.replace);
- if (this.iframe && fragment !== this.getHash(this.iframe.contentWindow)) {
- var iWindow = this.iframe.contentWindow;
-
- // Opening and closing the iframe tricks IE7 and earlier to push a
- // history entry on hash-tag change. When replace is true, we don't
- // want this.
- if (!options.replace) {
- iWindow.document.open();
- iWindow.document.close();
- }
-
- this._updateHash(iWindow.location, fragment, options.replace);
- }
-
- // If you've told us that you explicitly don't want fallback hashchange-
- // based history, then `navigate` becomes a page refresh.
- } else {
- return this.location.assign(url);
- }
- if (options.trigger) return this.loadUrl(fragment);
- },
-
- // Update the hash location, either replacing the current entry, or adding
- // a new one to the browser history.
- _updateHash: function(location, fragment, replace) {
- if (replace) {
- var href = location.href.replace(/(javascript:|#).*$/, '');
- location.replace(href + '#' + fragment);
- } else {
- // Some browsers require that `hash` contains a leading #.
- location.hash = '#' + fragment;
- }
- }
-
- });
-
- // Create the default Backbone.history.
- Backbone.history = new History;
-
- // Helpers
- // -------
-
- // Helper function to correctly set up the prototype chain for subclasses.
- // Similar to `goog.inherits`, but uses a hash of prototype properties and
- // class properties to be extended.
- var extend = function(protoProps, staticProps) {
- var parent = this;
- var child;
-
- // The constructor function for the new subclass is either defined by you
- // (the "constructor" property in your `extend` definition), or defaulted
- // by us to simply call the parent constructor.
- if (protoProps && _.has(protoProps, 'constructor')) {
- child = protoProps.constructor;
- } else {
- child = function(){ return parent.apply(this, arguments); };
- }
-
- // Add static properties to the constructor function, if supplied.
- _.extend(child, parent, staticProps);
-
- // Set the prototype chain to inherit from `parent`, without calling
- // `parent`'s constructor function and add the prototype properties.
- child.prototype = _.create(parent.prototype, protoProps);
- child.prototype.constructor = child;
-
- // Set a convenience property in case the parent's prototype is needed
- // later.
- child.__super__ = parent.prototype;
-
- return child;
- };
-
- // Set up inheritance for the model, collection, router, view and history.
- Model.extend = Collection.extend = Router.extend = View.extend = History.extend = extend;
-
- // Throw an error when a URL is needed, and none is supplied.
- var urlError = function() {
- throw new Error('A "url" property or function must be specified');
- };
-
- // Wrap an optional error callback with a fallback error event.
- var wrapError = function(model, options) {
- var error = options.error;
- options.error = function(resp) {
- if (error) error.call(options.context, model, resp, options);
- model.trigger('error', model, resp, options);
- };
- };
-
- return Backbone;
-});
-
-/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(7)))
-
-/***/ }),
-/* 1 */
-/***/ (function(module, exports, __webpack_require__) {
-
-/* WEBPACK VAR INJECTION */(function(global, module) {var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;// Underscore.js 1.9.0
-// http://underscorejs.org
-// (c) 2009-2018 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-// Underscore may be freely distributed under the MIT license.
-
-(function() {
-
- // Baseline setup
- // --------------
-
- // Establish the root object, `window` (`self`) in the browser, `global`
- // on the server, or `this` in some virtual machines. We use `self`
- // instead of `window` for `WebWorker` support.
- var root = typeof self == 'object' && self.self === self && self ||
- typeof global == 'object' && global.global === global && global ||
- this ||
- {};
-
- // Save the previous value of the `_` variable.
- var previousUnderscore = root._;
-
- // Save bytes in the minified (but not gzipped) version:
- var ArrayProto = Array.prototype, ObjProto = Object.prototype;
- var SymbolProto = typeof Symbol !== 'undefined' ? Symbol.prototype : null;
-
- // Create quick reference variables for speed access to core prototypes.
- var push = ArrayProto.push,
- slice = ArrayProto.slice,
- toString = ObjProto.toString,
- hasOwnProperty = ObjProto.hasOwnProperty;
-
- // All **ECMAScript 5** native function implementations that we hope to use
- // are declared here.
- var nativeIsArray = Array.isArray,
- nativeKeys = Object.keys,
- nativeCreate = Object.create;
-
- // Naked function reference for surrogate-prototype-swapping.
- var Ctor = function(){};
-
- // Create a safe reference to the Underscore object for use below.
- var _ = function(obj) {
- if (obj instanceof _) return obj;
- if (!(this instanceof _)) return new _(obj);
- this._wrapped = obj;
- };
-
- // Export the Underscore object for **Node.js**, with
- // backwards-compatibility for their old module API. If we're in
- // the browser, add `_` as a global object.
- // (`nodeType` is checked to ensure that `module`
- // and `exports` are not HTML elements.)
- if (typeof exports != 'undefined' && !exports.nodeType) {
- if (typeof module != 'undefined' && !module.nodeType && module.exports) {
- exports = module.exports = _;
- }
- exports._ = _;
- } else {
- root._ = _;
- }
-
- // Current version.
- _.VERSION = '1.9.0';
-
- // Internal function that returns an efficient (for current engines) version
- // of the passed-in callback, to be repeatedly applied in other Underscore
- // functions.
- var optimizeCb = function(func, context, argCount) {
- if (context === void 0) return func;
- switch (argCount == null ? 3 : argCount) {
- case 1: return function(value) {
- return func.call(context, value);
- };
- // The 2-argument case is omitted because we’re not using it.
- case 3: return function(value, index, collection) {
- return func.call(context, value, index, collection);
- };
- case 4: return function(accumulator, value, index, collection) {
- return func.call(context, accumulator, value, index, collection);
- };
- }
- return function() {
- return func.apply(context, arguments);
- };
- };
-
- var builtinIteratee;
-
- // An internal function to generate callbacks that can be applied to each
- // element in a collection, returning the desired result — either `identity`,
- // an arbitrary callback, a property matcher, or a property accessor.
- var cb = function(value, context, argCount) {
- if (_.iteratee !== builtinIteratee) return _.iteratee(value, context);
- if (value == null) return _.identity;
- if (_.isFunction(value)) return optimizeCb(value, context, argCount);
- if (_.isObject(value) && !_.isArray(value)) return _.matcher(value);
- return _.property(value);
- };
-
- // External wrapper for our callback generator. Users may customize
- // `_.iteratee` if they want additional predicate/iteratee shorthand styles.
- // This abstraction hides the internal-only argCount argument.
- _.iteratee = builtinIteratee = function(value, context) {
- return cb(value, context, Infinity);
- };
-
- // Some functions take a variable number of arguments, or a few expected
- // arguments at the beginning and then a variable number of values to operate
- // on. This helper accumulates all remaining arguments past the function’s
- // argument length (or an explicit `startIndex`), into an array that becomes
- // the last argument. Similar to ES6’s "rest parameter".
- var restArguments = function(func, startIndex) {
- startIndex = startIndex == null ? func.length - 1 : +startIndex;
- return function() {
- var length = Math.max(arguments.length - startIndex, 0),
- rest = Array(length),
- index = 0;
- for (; index < length; index++) {
- rest[index] = arguments[index + startIndex];
- }
- switch (startIndex) {
- case 0: return func.call(this, rest);
- case 1: return func.call(this, arguments[0], rest);
- case 2: return func.call(this, arguments[0], arguments[1], rest);
- }
- var args = Array(startIndex + 1);
- for (index = 0; index < startIndex; index++) {
- args[index] = arguments[index];
- }
- args[startIndex] = rest;
- return func.apply(this, args);
- };
- };
-
- // An internal function for creating a new object that inherits from another.
- var baseCreate = function(prototype) {
- if (!_.isObject(prototype)) return {};
- if (nativeCreate) return nativeCreate(prototype);
- Ctor.prototype = prototype;
- var result = new Ctor;
- Ctor.prototype = null;
- return result;
- };
-
- var shallowProperty = function(key) {
- return function(obj) {
- return obj == null ? void 0 : obj[key];
- };
- };
-
- var deepGet = function(obj, path) {
- var length = path.length;
- for (var i = 0; i < length; i++) {
- if (obj == null) return void 0;
- obj = obj[path[i]];
- }
- return length ? obj : void 0;
- };
-
- // Helper for collection methods to determine whether a collection
- // should be iterated as an array or as an object.
- // Related: http://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength
- // Avoids a very nasty iOS 8 JIT bug on ARM-64. #2094
- var MAX_ARRAY_INDEX = Math.pow(2, 53) - 1;
- var getLength = shallowProperty('length');
- var isArrayLike = function(collection) {
- var length = getLength(collection);
- return typeof length == 'number' && length >= 0 && length <= MAX_ARRAY_INDEX;
- };
-
- // Collection Functions
- // --------------------
-
- // The cornerstone, an `each` implementation, aka `forEach`.
- // Handles raw objects in addition to array-likes. Treats all
- // sparse array-likes as if they were dense.
- _.each = _.forEach = function(obj, iteratee, context) {
- iteratee = optimizeCb(iteratee, context);
- var i, length;
- if (isArrayLike(obj)) {
- for (i = 0, length = obj.length; i < length; i++) {
- iteratee(obj[i], i, obj);
- }
- } else {
- var keys = _.keys(obj);
- for (i = 0, length = keys.length; i < length; i++) {
- iteratee(obj[keys[i]], keys[i], obj);
- }
- }
- return obj;
- };
-
- // Return the results of applying the iteratee to each element.
- _.map = _.collect = function(obj, iteratee, context) {
- iteratee = cb(iteratee, context);
- var keys = !isArrayLike(obj) && _.keys(obj),
- length = (keys || obj).length,
- results = Array(length);
- for (var index = 0; index < length; index++) {
- var currentKey = keys ? keys[index] : index;
- results[index] = iteratee(obj[currentKey], currentKey, obj);
- }
- return results;
- };
-
- // Create a reducing function iterating left or right.
- var createReduce = function(dir) {
- // Wrap code that reassigns argument variables in a separate function than
- // the one that accesses `arguments.length` to avoid a perf hit. (#1991)
- var reducer = function(obj, iteratee, memo, initial) {
- var keys = !isArrayLike(obj) && _.keys(obj),
- length = (keys || obj).length,
- index = dir > 0 ? 0 : length - 1;
- if (!initial) {
- memo = obj[keys ? keys[index] : index];
- index += dir;
- }
- for (; index >= 0 && index < length; index += dir) {
- var currentKey = keys ? keys[index] : index;
- memo = iteratee(memo, obj[currentKey], currentKey, obj);
- }
- return memo;
- };
-
- return function(obj, iteratee, memo, context) {
- var initial = arguments.length >= 3;
- return reducer(obj, optimizeCb(iteratee, context, 4), memo, initial);
- };
- };
-
- // **Reduce** builds up a single result from a list of values, aka `inject`,
- // or `foldl`.
- _.reduce = _.foldl = _.inject = createReduce(1);
-
- // The right-associative version of reduce, also known as `foldr`.
- _.reduceRight = _.foldr = createReduce(-1);
-
- // Return the first value which passes a truth test. Aliased as `detect`.
- _.find = _.detect = function(obj, predicate, context) {
- var keyFinder = isArrayLike(obj) ? _.findIndex : _.findKey;
- var key = keyFinder(obj, predicate, context);
- if (key !== void 0 && key !== -1) return obj[key];
- };
-
- // Return all the elements that pass a truth test.
- // Aliased as `select`.
- _.filter = _.select = function(obj, predicate, context) {
- var results = [];
- predicate = cb(predicate, context);
- _.each(obj, function(value, index, list) {
- if (predicate(value, index, list)) results.push(value);
- });
- return results;
- };
-
- // Return all the elements for which a truth test fails.
- _.reject = function(obj, predicate, context) {
- return _.filter(obj, _.negate(cb(predicate)), context);
- };
-
- // Determine whether all of the elements match a truth test.
- // Aliased as `all`.
- _.every = _.all = function(obj, predicate, context) {
- predicate = cb(predicate, context);
- var keys = !isArrayLike(obj) && _.keys(obj),
- length = (keys || obj).length;
- for (var index = 0; index < length; index++) {
- var currentKey = keys ? keys[index] : index;
- if (!predicate(obj[currentKey], currentKey, obj)) return false;
- }
- return true;
- };
-
- // Determine if at least one element in the object matches a truth test.
- // Aliased as `any`.
- _.some = _.any = function(obj, predicate, context) {
- predicate = cb(predicate, context);
- var keys = !isArrayLike(obj) && _.keys(obj),
- length = (keys || obj).length;
- for (var index = 0; index < length; index++) {
- var currentKey = keys ? keys[index] : index;
- if (predicate(obj[currentKey], currentKey, obj)) return true;
- }
- return false;
- };
-
- // Determine if the array or object contains a given item (using `===`).
- // Aliased as `includes` and `include`.
- _.contains = _.includes = _.include = function(obj, item, fromIndex, guard) {
- if (!isArrayLike(obj)) obj = _.values(obj);
- if (typeof fromIndex != 'number' || guard) fromIndex = 0;
- return _.indexOf(obj, item, fromIndex) >= 0;
- };
-
- // Invoke a method (with arguments) on every item in a collection.
- _.invoke = restArguments(function(obj, path, args) {
- var contextPath, func;
- if (_.isFunction(path)) {
- func = path;
- } else if (_.isArray(path)) {
- contextPath = path.slice(0, -1);
- path = path[path.length - 1];
- }
- return _.map(obj, function(context) {
- var method = func;
- if (!method) {
- if (contextPath && contextPath.length) {
- context = deepGet(context, contextPath);
- }
- if (context == null) return void 0;
- method = context[path];
- }
- return method == null ? method : method.apply(context, args);
- });
- });
-
- // Convenience version of a common use case of `map`: fetching a property.
- _.pluck = function(obj, key) {
- return _.map(obj, _.property(key));
- };
-
- // Convenience version of a common use case of `filter`: selecting only objects
- // containing specific `key:value` pairs.
- _.where = function(obj, attrs) {
- return _.filter(obj, _.matcher(attrs));
- };
-
- // Convenience version of a common use case of `find`: getting the first object
- // containing specific `key:value` pairs.
- _.findWhere = function(obj, attrs) {
- return _.find(obj, _.matcher(attrs));
- };
-
- // Return the maximum element (or element-based computation).
- _.max = function(obj, iteratee, context) {
- var result = -Infinity, lastComputed = -Infinity,
- value, computed;
- if (iteratee == null || typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null) {
- obj = isArrayLike(obj) ? obj : _.values(obj);
- for (var i = 0, length = obj.length; i < length; i++) {
- value = obj[i];
- if (value != null && value > result) {
- result = value;
- }
- }
- } else {
- iteratee = cb(iteratee, context);
- _.each(obj, function(v, index, list) {
- computed = iteratee(v, index, list);
- if (computed > lastComputed || computed === -Infinity && result === -Infinity) {
- result = v;
- lastComputed = computed;
- }
- });
- }
- return result;
- };
-
- // Return the minimum element (or element-based computation).
- _.min = function(obj, iteratee, context) {
- var result = Infinity, lastComputed = Infinity,
- value, computed;
- if (iteratee == null || typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null) {
- obj = isArrayLike(obj) ? obj : _.values(obj);
- for (var i = 0, length = obj.length; i < length; i++) {
- value = obj[i];
- if (value != null && value < result) {
- result = value;
- }
- }
- } else {
- iteratee = cb(iteratee, context);
- _.each(obj, function(v, index, list) {
- computed = iteratee(v, index, list);
- if (computed < lastComputed || computed === Infinity && result === Infinity) {
- result = v;
- lastComputed = computed;
- }
- });
- }
- return result;
- };
-
- // Shuffle a collection.
- _.shuffle = function(obj) {
- return _.sample(obj, Infinity);
- };
-
- // Sample **n** random values from a collection using the modern version of the
- // [Fisher-Yates shuffle](http://en.wikipedia.org/wiki/Fisher–Yates_shuffle).
- // If **n** is not specified, returns a single random element.
- // The internal `guard` argument allows it to work with `map`.
- _.sample = function(obj, n, guard) {
- if (n == null || guard) {
- if (!isArrayLike(obj)) obj = _.values(obj);
- return obj[_.random(obj.length - 1)];
- }
- var sample = isArrayLike(obj) ? _.clone(obj) : _.values(obj);
- var length = getLength(sample);
- n = Math.max(Math.min(n, length), 0);
- var last = length - 1;
- for (var index = 0; index < n; index++) {
- var rand = _.random(index, last);
- var temp = sample[index];
- sample[index] = sample[rand];
- sample[rand] = temp;
- }
- return sample.slice(0, n);
- };
-
- // Sort the object's values by a criterion produced by an iteratee.
- _.sortBy = function(obj, iteratee, context) {
- var index = 0;
- iteratee = cb(iteratee, context);
- return _.pluck(_.map(obj, function(value, key, list) {
- return {
- value: value,
- index: index++,
- criteria: iteratee(value, key, list)
- };
- }).sort(function(left, right) {
- var a = left.criteria;
- var b = right.criteria;
- if (a !== b) {
- if (a > b || a === void 0) return 1;
- if (a < b || b === void 0) return -1;
- }
- return left.index - right.index;
- }), 'value');
- };
-
- // An internal function used for aggregate "group by" operations.
- var group = function(behavior, partition) {
- return function(obj, iteratee, context) {
- var result = partition ? [[], []] : {};
- iteratee = cb(iteratee, context);
- _.each(obj, function(value, index) {
- var key = iteratee(value, index, obj);
- behavior(result, value, key);
- });
- return result;
- };
- };
-
- // Groups the object's values by a criterion. Pass either a string attribute
- // to group by, or a function that returns the criterion.
- _.groupBy = group(function(result, value, key) {
- if (_.has(result, key)) result[key].push(value); else result[key] = [value];
- });
-
- // Indexes the object's values by a criterion, similar to `groupBy`, but for
- // when you know that your index values will be unique.
- _.indexBy = group(function(result, value, key) {
- result[key] = value;
- });
-
- // Counts instances of an object that group by a certain criterion. Pass
- // either a string attribute to count by, or a function that returns the
- // criterion.
- _.countBy = group(function(result, value, key) {
- if (_.has(result, key)) result[key]++; else result[key] = 1;
- });
-
- var reStrSymbol = /[^\ud800-\udfff]|[\ud800-\udbff][\udc00-\udfff]|[\ud800-\udfff]/g;
- // Safely create a real, live array from anything iterable.
- _.toArray = function(obj) {
- if (!obj) return [];
- if (_.isArray(obj)) return slice.call(obj);
- if (_.isString(obj)) {
- // Keep surrogate pair characters together
- return obj.match(reStrSymbol);
- }
- if (isArrayLike(obj)) return _.map(obj, _.identity);
- return _.values(obj);
- };
-
- // Return the number of elements in an object.
- _.size = function(obj) {
- if (obj == null) return 0;
- return isArrayLike(obj) ? obj.length : _.keys(obj).length;
- };
-
- // Split a collection into two arrays: one whose elements all satisfy the given
- // predicate, and one whose elements all do not satisfy the predicate.
- _.partition = group(function(result, value, pass) {
- result[pass ? 0 : 1].push(value);
- }, true);
-
- // Array Functions
- // ---------------
-
- // Get the first element of an array. Passing **n** will return the first N
- // values in the array. Aliased as `head` and `take`. The **guard** check
- // allows it to work with `_.map`.
- _.first = _.head = _.take = function(array, n, guard) {
- if (array == null || array.length < 1) return void 0;
- if (n == null || guard) return array[0];
- return _.initial(array, array.length - n);
- };
-
- // Returns everything but the last entry of the array. Especially useful on
- // the arguments object. Passing **n** will return all the values in
- // the array, excluding the last N.
- _.initial = function(array, n, guard) {
- return slice.call(array, 0, Math.max(0, array.length - (n == null || guard ? 1 : n)));
- };
-
- // Get the last element of an array. Passing **n** will return the last N
- // values in the array.
- _.last = function(array, n, guard) {
- if (array == null || array.length < 1) return void 0;
- if (n == null || guard) return array[array.length - 1];
- return _.rest(array, Math.max(0, array.length - n));
- };
-
- // Returns everything but the first entry of the array. Aliased as `tail` and `drop`.
- // Especially useful on the arguments object. Passing an **n** will return
- // the rest N values in the array.
- _.rest = _.tail = _.drop = function(array, n, guard) {
- return slice.call(array, n == null || guard ? 1 : n);
- };
-
- // Trim out all falsy values from an array.
- _.compact = function(array) {
- return _.filter(array, Boolean);
- };
-
- // Internal implementation of a recursive `flatten` function.
- var flatten = function(input, shallow, strict, output) {
- output = output || [];
- var idx = output.length;
- for (var i = 0, length = getLength(input); i < length; i++) {
- var value = input[i];
- if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) {
- // Flatten current level of array or arguments object.
- if (shallow) {
- var j = 0, len = value.length;
- while (j < len) output[idx++] = value[j++];
- } else {
- flatten(value, shallow, strict, output);
- idx = output.length;
- }
- } else if (!strict) {
- output[idx++] = value;
- }
- }
- return output;
- };
-
- // Flatten out an array, either recursively (by default), or just one level.
- _.flatten = function(array, shallow) {
- return flatten(array, shallow, false);
- };
-
- // Return a version of the array that does not contain the specified value(s).
- _.without = restArguments(function(array, otherArrays) {
- return _.difference(array, otherArrays);
- });
-
- // Produce a duplicate-free version of the array. If the array has already
- // been sorted, you have the option of using a faster algorithm.
- // The faster algorithm will not work with an iteratee if the iteratee
- // is not a one-to-one function, so providing an iteratee will disable
- // the faster algorithm.
- // Aliased as `unique`.
- _.uniq = _.unique = function(array, isSorted, iteratee, context) {
- if (!_.isBoolean(isSorted)) {
- context = iteratee;
- iteratee = isSorted;
- isSorted = false;
- }
- if (iteratee != null) iteratee = cb(iteratee, context);
- var result = [];
- var seen = [];
- for (var i = 0, length = getLength(array); i < length; i++) {
- var value = array[i],
- computed = iteratee ? iteratee(value, i, array) : value;
- if (isSorted && !iteratee) {
- if (!i || seen !== computed) result.push(value);
- seen = computed;
- } else if (iteratee) {
- if (!_.contains(seen, computed)) {
- seen.push(computed);
- result.push(value);
- }
- } else if (!_.contains(result, value)) {
- result.push(value);
- }
- }
- return result;
- };
-
- // Produce an array that contains the union: each distinct element from all of
- // the passed-in arrays.
- _.union = restArguments(function(arrays) {
- return _.uniq(flatten(arrays, true, true));
- });
-
- // Produce an array that contains every item shared between all the
- // passed-in arrays.
- _.intersection = function(array) {
- var result = [];
- var argsLength = arguments.length;
- for (var i = 0, length = getLength(array); i < length; i++) {
- var item = array[i];
- if (_.contains(result, item)) continue;
- var j;
- for (j = 1; j < argsLength; j++) {
- if (!_.contains(arguments[j], item)) break;
- }
- if (j === argsLength) result.push(item);
- }
- return result;
- };
-
- // Take the difference between one array and a number of other arrays.
- // Only the elements present in just the first array will remain.
- _.difference = restArguments(function(array, rest) {
- rest = flatten(rest, true, true);
- return _.filter(array, function(value){
- return !_.contains(rest, value);
- });
- });
-
- // Complement of _.zip. Unzip accepts an array of arrays and groups
- // each array's elements on shared indices.
- _.unzip = function(array) {
- var length = array && _.max(array, getLength).length || 0;
- var result = Array(length);
-
- for (var index = 0; index < length; index++) {
- result[index] = _.pluck(array, index);
- }
- return result;
- };
-
- // Zip together multiple lists into a single array -- elements that share
- // an index go together.
- _.zip = restArguments(_.unzip);
-
- // Converts lists into objects. Pass either a single array of `[key, value]`
- // pairs, or two parallel arrays of the same length -- one of keys, and one of
- // the corresponding values. Passing by pairs is the reverse of _.pairs.
- _.object = function(list, values) {
- var result = {};
- for (var i = 0, length = getLength(list); i < length; i++) {
- if (values) {
- result[list[i]] = values[i];
- } else {
- result[list[i][0]] = list[i][1];
- }
- }
- return result;
- };
-
- // Generator function to create the findIndex and findLastIndex functions.
- var createPredicateIndexFinder = function(dir) {
- return function(array, predicate, context) {
- predicate = cb(predicate, context);
- var length = getLength(array);
- var index = dir > 0 ? 0 : length - 1;
- for (; index >= 0 && index < length; index += dir) {
- if (predicate(array[index], index, array)) return index;
- }
- return -1;
- };
- };
-
- // Returns the first index on an array-like that passes a predicate test.
- _.findIndex = createPredicateIndexFinder(1);
- _.findLastIndex = createPredicateIndexFinder(-1);
-
- // Use a comparator function to figure out the smallest index at which
- // an object should be inserted so as to maintain order. Uses binary search.
- _.sortedIndex = function(array, obj, iteratee, context) {
- iteratee = cb(iteratee, context, 1);
- var value = iteratee(obj);
- var low = 0, high = getLength(array);
- while (low < high) {
- var mid = Math.floor((low + high) / 2);
- if (iteratee(array[mid]) < value) low = mid + 1; else high = mid;
- }
- return low;
- };
-
- // Generator function to create the indexOf and lastIndexOf functions.
- var createIndexFinder = function(dir, predicateFind, sortedIndex) {
- return function(array, item, idx) {
- var i = 0, length = getLength(array);
- if (typeof idx == 'number') {
- if (dir > 0) {
- i = idx >= 0 ? idx : Math.max(idx + length, i);
- } else {
- length = idx >= 0 ? Math.min(idx + 1, length) : idx + length + 1;
- }
- } else if (sortedIndex && idx && length) {
- idx = sortedIndex(array, item);
- return array[idx] === item ? idx : -1;
- }
- if (item !== item) {
- idx = predicateFind(slice.call(array, i, length), _.isNaN);
- return idx >= 0 ? idx + i : -1;
- }
- for (idx = dir > 0 ? i : length - 1; idx >= 0 && idx < length; idx += dir) {
- if (array[idx] === item) return idx;
- }
- return -1;
- };
- };
-
- // Return the position of the first occurrence of an item in an array,
- // or -1 if the item is not included in the array.
- // If the array is large and already in sort order, pass `true`
- // for **isSorted** to use binary search.
- _.indexOf = createIndexFinder(1, _.findIndex, _.sortedIndex);
- _.lastIndexOf = createIndexFinder(-1, _.findLastIndex);
-
- // Generate an integer Array containing an arithmetic progression. A port of
- // the native Python `range()` function. See
- // [the Python documentation](http://docs.python.org/library/functions.html#range).
- _.range = function(start, stop, step) {
- if (stop == null) {
- stop = start || 0;
- start = 0;
- }
- if (!step) {
- step = stop < start ? -1 : 1;
- }
-
- var length = Math.max(Math.ceil((stop - start) / step), 0);
- var range = Array(length);
-
- for (var idx = 0; idx < length; idx++, start += step) {
- range[idx] = start;
- }
-
- return range;
- };
-
- // Chunk a single array into multiple arrays, each containing `count` or fewer
- // items.
- _.chunk = function(array, count) {
- if (count == null || count < 1) return [];
- var result = [];
- var i = 0, length = array.length;
- while (i < length) {
- result.push(slice.call(array, i, i += count));
- }
- return result;
- };
-
- // Function (ahem) Functions
- // ------------------
-
- // Determines whether to execute a function as a constructor
- // or a normal function with the provided arguments.
- var executeBound = function(sourceFunc, boundFunc, context, callingContext, args) {
- if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args);
- var self = baseCreate(sourceFunc.prototype);
- var result = sourceFunc.apply(self, args);
- if (_.isObject(result)) return result;
- return self;
- };
-
- // Create a function bound to a given object (assigning `this`, and arguments,
- // optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if
- // available.
- _.bind = restArguments(function(func, context, args) {
- if (!_.isFunction(func)) throw new TypeError('Bind must be called on a function');
- var bound = restArguments(function(callArgs) {
- return executeBound(func, bound, context, this, args.concat(callArgs));
- });
- return bound;
- });
-
- // Partially apply a function by creating a version that has had some of its
- // arguments pre-filled, without changing its dynamic `this` context. _ acts
- // as a placeholder by default, allowing any combination of arguments to be
- // pre-filled. Set `_.partial.placeholder` for a custom placeholder argument.
- _.partial = restArguments(function(func, boundArgs) {
- var placeholder = _.partial.placeholder;
- var bound = function() {
- var position = 0, length = boundArgs.length;
- var args = Array(length);
- for (var i = 0; i < length; i++) {
- args[i] = boundArgs[i] === placeholder ? arguments[position++] : boundArgs[i];
- }
- while (position < arguments.length) args.push(arguments[position++]);
- return executeBound(func, bound, this, this, args);
- };
- return bound;
- });
-
- _.partial.placeholder = _;
-
- // Bind a number of an object's methods to that object. Remaining arguments
- // are the method names to be bound. Useful for ensuring that all callbacks
- // defined on an object belong to it.
- _.bindAll = restArguments(function(obj, keys) {
- keys = flatten(keys, false, false);
- var index = keys.length;
- if (index < 1) throw new Error('bindAll must be passed function names');
- while (index--) {
- var key = keys[index];
- obj[key] = _.bind(obj[key], obj);
- }
- });
-
- // Memoize an expensive function by storing its results.
- _.memoize = function(func, hasher) {
- var memoize = function(key) {
- var cache = memoize.cache;
- var address = '' + (hasher ? hasher.apply(this, arguments) : key);
- if (!_.has(cache, address)) cache[address] = func.apply(this, arguments);
- return cache[address];
- };
- memoize.cache = {};
- return memoize;
- };
-
- // Delays a function for the given number of milliseconds, and then calls
- // it with the arguments supplied.
- _.delay = restArguments(function(func, wait, args) {
- return setTimeout(function() {
- return func.apply(null, args);
- }, wait);
- });
-
- // Defers a function, scheduling it to run after the current call stack has
- // cleared.
- _.defer = _.partial(_.delay, _, 1);
-
- // Returns a function, that, when invoked, will only be triggered at most once
- // during a given window of time. Normally, the throttled function will run
- // as much as it can, without ever going more than once per `wait` duration;
- // but if you'd like to disable the execution on the leading edge, pass
- // `{leading: false}`. To disable execution on the trailing edge, ditto.
- _.throttle = function(func, wait, options) {
- var timeout, context, args, result;
- var previous = 0;
- if (!options) options = {};
-
- var later = function() {
- previous = options.leading === false ? 0 : _.now();
- timeout = null;
- result = func.apply(context, args);
- if (!timeout) context = args = null;
- };
-
- var throttled = function() {
- var now = _.now();
- if (!previous && options.leading === false) previous = now;
- var remaining = wait - (now - previous);
- context = this;
- args = arguments;
- if (remaining <= 0 || remaining > wait) {
- if (timeout) {
- clearTimeout(timeout);
- timeout = null;
- }
- previous = now;
- result = func.apply(context, args);
- if (!timeout) context = args = null;
- } else if (!timeout && options.trailing !== false) {
- timeout = setTimeout(later, remaining);
- }
- return result;
- };
-
- throttled.cancel = function() {
- clearTimeout(timeout);
- previous = 0;
- timeout = context = args = null;
- };
-
- return throttled;
- };
-
- // Returns a function, that, as long as it continues to be invoked, will not
- // be triggered. The function will be called after it stops being called for
- // N milliseconds. If `immediate` is passed, trigger the function on the
- // leading edge, instead of the trailing.
- _.debounce = function(func, wait, immediate) {
- var timeout, result;
-
- var later = function(context, args) {
- timeout = null;
- if (args) result = func.apply(context, args);
- };
-
- var debounced = restArguments(function(args) {
- if (timeout) clearTimeout(timeout);
- if (immediate) {
- var callNow = !timeout;
- timeout = setTimeout(later, wait);
- if (callNow) result = func.apply(this, args);
- } else {
- timeout = _.delay(later, wait, this, args);
- }
-
- return result;
- });
-
- debounced.cancel = function() {
- clearTimeout(timeout);
- timeout = null;
- };
-
- return debounced;
- };
-
- // Returns the first function passed as an argument to the second,
- // allowing you to adjust arguments, run code before and after, and
- // conditionally execute the original function.
- _.wrap = function(func, wrapper) {
- return _.partial(wrapper, func);
- };
-
- // Returns a negated version of the passed-in predicate.
- _.negate = function(predicate) {
- return function() {
- return !predicate.apply(this, arguments);
- };
- };
-
- // Returns a function that is the composition of a list of functions, each
- // consuming the return value of the function that follows.
- _.compose = function() {
- var args = arguments;
- var start = args.length - 1;
- return function() {
- var i = start;
- var result = args[start].apply(this, arguments);
- while (i--) result = args[i].call(this, result);
- return result;
- };
- };
-
- // Returns a function that will only be executed on and after the Nth call.
- _.after = function(times, func) {
- return function() {
- if (--times < 1) {
- return func.apply(this, arguments);
- }
- };
- };
-
- // Returns a function that will only be executed up to (but not including) the Nth call.
- _.before = function(times, func) {
- var memo;
- return function() {
- if (--times > 0) {
- memo = func.apply(this, arguments);
- }
- if (times <= 1) func = null;
- return memo;
- };
- };
-
- // Returns a function that will be executed at most one time, no matter how
- // often you call it. Useful for lazy initialization.
- _.once = _.partial(_.before, 2);
-
- _.restArguments = restArguments;
-
- // Object Functions
- // ----------------
-
- // Keys in IE < 9 that won't be iterated by `for key in ...` and thus missed.
- var hasEnumBug = !{toString: null}.propertyIsEnumerable('toString');
- var nonEnumerableProps = ['valueOf', 'isPrototypeOf', 'toString',
- 'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString'];
-
- var collectNonEnumProps = function(obj, keys) {
- var nonEnumIdx = nonEnumerableProps.length;
- var constructor = obj.constructor;
- var proto = _.isFunction(constructor) && constructor.prototype || ObjProto;
-
- // Constructor is a special case.
- var prop = 'constructor';
- if (_.has(obj, prop) && !_.contains(keys, prop)) keys.push(prop);
-
- while (nonEnumIdx--) {
- prop = nonEnumerableProps[nonEnumIdx];
- if (prop in obj && obj[prop] !== proto[prop] && !_.contains(keys, prop)) {
- keys.push(prop);
- }
- }
- };
-
- // Retrieve the names of an object's own properties.
- // Delegates to **ECMAScript 5**'s native `Object.keys`.
- _.keys = function(obj) {
- if (!_.isObject(obj)) return [];
- if (nativeKeys) return nativeKeys(obj);
- var keys = [];
- for (var key in obj) if (_.has(obj, key)) keys.push(key);
- // Ahem, IE < 9.
- if (hasEnumBug) collectNonEnumProps(obj, keys);
- return keys;
- };
-
- // Retrieve all the property names of an object.
- _.allKeys = function(obj) {
- if (!_.isObject(obj)) return [];
- var keys = [];
- for (var key in obj) keys.push(key);
- // Ahem, IE < 9.
- if (hasEnumBug) collectNonEnumProps(obj, keys);
- return keys;
- };
-
- // Retrieve the values of an object's properties.
- _.values = function(obj) {
- var keys = _.keys(obj);
- var length = keys.length;
- var values = Array(length);
- for (var i = 0; i < length; i++) {
- values[i] = obj[keys[i]];
- }
- return values;
- };
-
- // Returns the results of applying the iteratee to each element of the object.
- // In contrast to _.map it returns an object.
- _.mapObject = function(obj, iteratee, context) {
- iteratee = cb(iteratee, context);
- var keys = _.keys(obj),
- length = keys.length,
- results = {};
- for (var index = 0; index < length; index++) {
- var currentKey = keys[index];
- results[currentKey] = iteratee(obj[currentKey], currentKey, obj);
- }
- return results;
- };
-
- // Convert an object into a list of `[key, value]` pairs.
- // The opposite of _.object.
- _.pairs = function(obj) {
- var keys = _.keys(obj);
- var length = keys.length;
- var pairs = Array(length);
- for (var i = 0; i < length; i++) {
- pairs[i] = [keys[i], obj[keys[i]]];
- }
- return pairs;
- };
-
- // Invert the keys and values of an object. The values must be serializable.
- _.invert = function(obj) {
- var result = {};
- var keys = _.keys(obj);
- for (var i = 0, length = keys.length; i < length; i++) {
- result[obj[keys[i]]] = keys[i];
- }
- return result;
- };
-
- // Return a sorted list of the function names available on the object.
- // Aliased as `methods`.
- _.functions = _.methods = function(obj) {
- var names = [];
- for (var key in obj) {
- if (_.isFunction(obj[key])) names.push(key);
- }
- return names.sort();
- };
-
- // An internal function for creating assigner functions.
- var createAssigner = function(keysFunc, defaults) {
- return function(obj) {
- var length = arguments.length;
- if (defaults) obj = Object(obj);
- if (length < 2 || obj == null) return obj;
- for (var index = 1; index < length; index++) {
- var source = arguments[index],
- keys = keysFunc(source),
- l = keys.length;
- for (var i = 0; i < l; i++) {
- var key = keys[i];
- if (!defaults || obj[key] === void 0) obj[key] = source[key];
- }
- }
- return obj;
- };
- };
-
- // Extend a given object with all the properties in passed-in object(s).
- _.extend = createAssigner(_.allKeys);
-
- // Assigns a given object with all the own properties in the passed-in object(s).
- // (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign)
- _.extendOwn = _.assign = createAssigner(_.keys);
-
- // Returns the first key on an object that passes a predicate test.
- _.findKey = function(obj, predicate, context) {
- predicate = cb(predicate, context);
- var keys = _.keys(obj), key;
- for (var i = 0, length = keys.length; i < length; i++) {
- key = keys[i];
- if (predicate(obj[key], key, obj)) return key;
- }
- };
-
- // Internal pick helper function to determine if `obj` has key `key`.
- var keyInObj = function(value, key, obj) {
- return key in obj;
- };
-
- // Return a copy of the object only containing the whitelisted properties.
- _.pick = restArguments(function(obj, keys) {
- var result = {}, iteratee = keys[0];
- if (obj == null) return result;
- if (_.isFunction(iteratee)) {
- if (keys.length > 1) iteratee = optimizeCb(iteratee, keys[1]);
- keys = _.allKeys(obj);
- } else {
- iteratee = keyInObj;
- keys = flatten(keys, false, false);
- obj = Object(obj);
- }
- for (var i = 0, length = keys.length; i < length; i++) {
- var key = keys[i];
- var value = obj[key];
- if (iteratee(value, key, obj)) result[key] = value;
- }
- return result;
- });
-
- // Return a copy of the object without the blacklisted properties.
- _.omit = restArguments(function(obj, keys) {
- var iteratee = keys[0], context;
- if (_.isFunction(iteratee)) {
- iteratee = _.negate(iteratee);
- if (keys.length > 1) context = keys[1];
- } else {
- keys = _.map(flatten(keys, false, false), String);
- iteratee = function(value, key) {
- return !_.contains(keys, key);
- };
- }
- return _.pick(obj, iteratee, context);
- });
-
- // Fill in a given object with default properties.
- _.defaults = createAssigner(_.allKeys, true);
-
- // Creates an object that inherits from the given prototype object.
- // If additional properties are provided then they will be added to the
- // created object.
- _.create = function(prototype, props) {
- var result = baseCreate(prototype);
- if (props) _.extendOwn(result, props);
- return result;
- };
-
- // Create a (shallow-cloned) duplicate of an object.
- _.clone = function(obj) {
- if (!_.isObject(obj)) return obj;
- return _.isArray(obj) ? obj.slice() : _.extend({}, obj);
- };
-
- // Invokes interceptor with the obj, and then returns obj.
- // The primary purpose of this method is to "tap into" a method chain, in
- // order to perform operations on intermediate results within the chain.
- _.tap = function(obj, interceptor) {
- interceptor(obj);
- return obj;
- };
-
- // Returns whether an object has a given set of `key:value` pairs.
- _.isMatch = function(object, attrs) {
- var keys = _.keys(attrs), length = keys.length;
- if (object == null) return !length;
- var obj = Object(object);
- for (var i = 0; i < length; i++) {
- var key = keys[i];
- if (attrs[key] !== obj[key] || !(key in obj)) return false;
- }
- return true;
- };
-
-
- // Internal recursive comparison function for `isEqual`.
- var eq, deepEq;
- eq = function(a, b, aStack, bStack) {
- // Identical objects are equal. `0 === -0`, but they aren't identical.
- // See the [Harmony `egal` proposal](http://wiki.ecmascript.org/doku.php?id=harmony:egal).
- if (a === b) return a !== 0 || 1 / a === 1 / b;
- // `null` or `undefined` only equal to itself (strict comparison).
- if (a == null || b == null) return false;
- // `NaN`s are equivalent, but non-reflexive.
- if (a !== a) return b !== b;
- // Exhaust primitive checks
- var type = typeof a;
- if (type !== 'function' && type !== 'object' && typeof b != 'object') return false;
- return deepEq(a, b, aStack, bStack);
- };
-
- // Internal recursive comparison function for `isEqual`.
- deepEq = function(a, b, aStack, bStack) {
- // Unwrap any wrapped objects.
- if (a instanceof _) a = a._wrapped;
- if (b instanceof _) b = b._wrapped;
- // Compare `[[Class]]` names.
- var className = toString.call(a);
- if (className !== toString.call(b)) return false;
- switch (className) {
- // Strings, numbers, regular expressions, dates, and booleans are compared by value.
- case '[object RegExp]':
- // RegExps are coerced to strings for comparison (Note: '' + /a/i === '/a/i')
- case '[object String]':
- // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
- // equivalent to `new String("5")`.
- return '' + a === '' + b;
- case '[object Number]':
- // `NaN`s are equivalent, but non-reflexive.
- // Object(NaN) is equivalent to NaN.
- if (+a !== +a) return +b !== +b;
- // An `egal` comparison is performed for other numeric values.
- return +a === 0 ? 1 / +a === 1 / b : +a === +b;
- case '[object Date]':
- case '[object Boolean]':
- // Coerce dates and booleans to numeric primitive values. Dates are compared by their
- // millisecond representations. Note that invalid dates with millisecond representations
- // of `NaN` are not equivalent.
- return +a === +b;
- case '[object Symbol]':
- return SymbolProto.valueOf.call(a) === SymbolProto.valueOf.call(b);
- }
-
- var areArrays = className === '[object Array]';
- if (!areArrays) {
- if (typeof a != 'object' || typeof b != 'object') return false;
-
- // Objects with different constructors are not equivalent, but `Object`s or `Array`s
- // from different frames are.
- var aCtor = a.constructor, bCtor = b.constructor;
- if (aCtor !== bCtor && !(_.isFunction(aCtor) && aCtor instanceof aCtor &&
- _.isFunction(bCtor) && bCtor instanceof bCtor)
- && ('constructor' in a && 'constructor' in b)) {
- return false;
- }
- }
- // Assume equality for cyclic structures. The algorithm for detecting cyclic
- // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.
-
- // Initializing stack of traversed objects.
- // It's done here since we only need them for objects and arrays comparison.
- aStack = aStack || [];
- bStack = bStack || [];
- var length = aStack.length;
- while (length--) {
- // Linear search. Performance is inversely proportional to the number of
- // unique nested structures.
- if (aStack[length] === a) return bStack[length] === b;
- }
-
- // Add the first object to the stack of traversed objects.
- aStack.push(a);
- bStack.push(b);
-
- // Recursively compare objects and arrays.
- if (areArrays) {
- // Compare array lengths to determine if a deep comparison is necessary.
- length = a.length;
- if (length !== b.length) return false;
- // Deep compare the contents, ignoring non-numeric properties.
- while (length--) {
- if (!eq(a[length], b[length], aStack, bStack)) return false;
- }
- } else {
- // Deep compare objects.
- var keys = _.keys(a), key;
- length = keys.length;
- // Ensure that both objects contain the same number of properties before comparing deep equality.
- if (_.keys(b).length !== length) return false;
- while (length--) {
- // Deep compare each member
- key = keys[length];
- if (!(_.has(b, key) && eq(a[key], b[key], aStack, bStack))) return false;
- }
- }
- // Remove the first object from the stack of traversed objects.
- aStack.pop();
- bStack.pop();
- return true;
- };
-
- // Perform a deep comparison to check if two objects are equal.
- _.isEqual = function(a, b) {
- return eq(a, b);
- };
-
- // Is a given array, string, or object empty?
- // An "empty" object has no enumerable own-properties.
- _.isEmpty = function(obj) {
- if (obj == null) return true;
- if (isArrayLike(obj) && (_.isArray(obj) || _.isString(obj) || _.isArguments(obj))) return obj.length === 0;
- return _.keys(obj).length === 0;
- };
-
- // Is a given value a DOM element?
- _.isElement = function(obj) {
- return !!(obj && obj.nodeType === 1);
- };
-
- // Is a given value an array?
- // Delegates to ECMA5's native Array.isArray
- _.isArray = nativeIsArray || function(obj) {
- return toString.call(obj) === '[object Array]';
- };
-
- // Is a given variable an object?
- _.isObject = function(obj) {
- var type = typeof obj;
- return type === 'function' || type === 'object' && !!obj;
- };
-
- // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError, isMap, isWeakMap, isSet, isWeakSet.
- _.each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp', 'Error', 'Symbol', 'Map', 'WeakMap', 'Set', 'WeakSet'], function(name) {
- _['is' + name] = function(obj) {
- return toString.call(obj) === '[object ' + name + ']';
- };
- });
-
- // Define a fallback version of the method in browsers (ahem, IE < 9), where
- // there isn't any inspectable "Arguments" type.
- if (!_.isArguments(arguments)) {
- _.isArguments = function(obj) {
- return _.has(obj, 'callee');
- };
- }
-
- // Optimize `isFunction` if appropriate. Work around some typeof bugs in old v8,
- // IE 11 (#1621), Safari 8 (#1929), and PhantomJS (#2236).
- var nodelist = root.document && root.document.childNodes;
- if (typeof /./ != 'function' && typeof Int8Array != 'object' && typeof nodelist != 'function') {
- _.isFunction = function(obj) {
- return typeof obj == 'function' || false;
- };
- }
-
- // Is a given object a finite number?
- _.isFinite = function(obj) {
- return !_.isSymbol(obj) && isFinite(obj) && !isNaN(parseFloat(obj));
- };
-
- // Is the given value `NaN`?
- _.isNaN = function(obj) {
- return _.isNumber(obj) && isNaN(obj);
- };
-
- // Is a given value a boolean?
- _.isBoolean = function(obj) {
- return obj === true || obj === false || toString.call(obj) === '[object Boolean]';
- };
-
- // Is a given value equal to null?
- _.isNull = function(obj) {
- return obj === null;
- };
-
- // Is a given variable undefined?
- _.isUndefined = function(obj) {
- return obj === void 0;
- };
-
- // Shortcut function for checking if an object has a given property directly
- // on itself (in other words, not on a prototype).
- _.has = function(obj, path) {
- if (!_.isArray(path)) {
- return obj != null && hasOwnProperty.call(obj, path);
- }
- var length = path.length;
- for (var i = 0; i < length; i++) {
- var key = path[i];
- if (obj == null || !hasOwnProperty.call(obj, key)) {
- return false;
- }
- obj = obj[key];
- }
- return !!length;
- };
-
- // Utility Functions
- // -----------------
-
- // Run Underscore.js in *noConflict* mode, returning the `_` variable to its
- // previous owner. Returns a reference to the Underscore object.
- _.noConflict = function() {
- root._ = previousUnderscore;
- return this;
- };
-
- // Keep the identity function around for default iteratees.
- _.identity = function(value) {
- return value;
- };
-
- // Predicate-generating functions. Often useful outside of Underscore.
- _.constant = function(value) {
- return function() {
- return value;
- };
- };
-
- _.noop = function(){};
-
- // Creates a function that, when passed an object, will traverse that object’s
- // properties down the given `path`, specified as an array of keys or indexes.
- _.property = function(path) {
- if (!_.isArray(path)) {
- return shallowProperty(path);
- }
- return function(obj) {
- return deepGet(obj, path);
- };
- };
-
- // Generates a function for a given object that returns a given property.
- _.propertyOf = function(obj) {
- if (obj == null) {
- return function(){};
- }
- return function(path) {
- return !_.isArray(path) ? obj[path] : deepGet(obj, path);
- };
- };
-
- // Returns a predicate for checking whether an object has a given set of
- // `key:value` pairs.
- _.matcher = _.matches = function(attrs) {
- attrs = _.extendOwn({}, attrs);
- return function(obj) {
- return _.isMatch(obj, attrs);
- };
- };
-
- // Run a function **n** times.
- _.times = function(n, iteratee, context) {
- var accum = Array(Math.max(0, n));
- iteratee = optimizeCb(iteratee, context, 1);
- for (var i = 0; i < n; i++) accum[i] = iteratee(i);
- return accum;
- };
-
- // Return a random integer between min and max (inclusive).
- _.random = function(min, max) {
- if (max == null) {
- max = min;
- min = 0;
- }
- return min + Math.floor(Math.random() * (max - min + 1));
- };
-
- // A (possibly faster) way to get the current timestamp as an integer.
- _.now = Date.now || function() {
- return new Date().getTime();
- };
-
- // List of HTML entities for escaping.
- var escapeMap = {
- '&': '&',
- '<': '<',
- '>': '>',
- '"': '"',
- "'": ''',
- '`': '`'
- };
- var unescapeMap = _.invert(escapeMap);
-
- // Functions for escaping and unescaping strings to/from HTML interpolation.
- var createEscaper = function(map) {
- var escaper = function(match) {
- return map[match];
- };
- // Regexes for identifying a key that needs to be escaped.
- var source = '(?:' + _.keys(map).join('|') + ')';
- var testRegexp = RegExp(source);
- var replaceRegexp = RegExp(source, 'g');
- return function(string) {
- string = string == null ? '' : '' + string;
- return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string;
- };
- };
- _.escape = createEscaper(escapeMap);
- _.unescape = createEscaper(unescapeMap);
-
- // Traverses the children of `obj` along `path`. If a child is a function, it
- // is invoked with its parent as context. Returns the value of the final
- // child, or `fallback` if any child is undefined.
- _.result = function(obj, path, fallback) {
- if (!_.isArray(path)) path = [path];
- var length = path.length;
- if (!length) {
- return _.isFunction(fallback) ? fallback.call(obj) : fallback;
- }
- for (var i = 0; i < length; i++) {
- var prop = obj == null ? void 0 : obj[path[i]];
- if (prop === void 0) {
- prop = fallback;
- i = length; // Ensure we don't continue iterating.
- }
- obj = _.isFunction(prop) ? prop.call(obj) : prop;
- }
- return obj;
- };
-
- // Generate a unique integer id (unique within the entire client session).
- // Useful for temporary DOM ids.
- var idCounter = 0;
- _.uniqueId = function(prefix) {
- var id = ++idCounter + '';
- return prefix ? prefix + id : id;
- };
-
- // By default, Underscore uses ERB-style template delimiters, change the
- // following template settings to use alternative delimiters.
- _.templateSettings = {
- evaluate: /<%([\s\S]+?)%>/g,
- interpolate: /<%=([\s\S]+?)%>/g,
- escape: /<%-([\s\S]+?)%>/g
- };
-
- // When customizing `templateSettings`, if you don't want to define an
- // interpolation, evaluation or escaping regex, we need one that is
- // guaranteed not to match.
- var noMatch = /(.)^/;
-
- // Certain characters need to be escaped so that they can be put into a
- // string literal.
- var escapes = {
- "'": "'",
- '\\': '\\',
- '\r': 'r',
- '\n': 'n',
- '\u2028': 'u2028',
- '\u2029': 'u2029'
- };
-
- var escapeRegExp = /\\|'|\r|\n|\u2028|\u2029/g;
-
- var escapeChar = function(match) {
- return '\\' + escapes[match];
- };
-
- // JavaScript micro-templating, similar to John Resig's implementation.
- // Underscore templating handles arbitrary delimiters, preserves whitespace,
- // and correctly escapes quotes within interpolated code.
- // NB: `oldSettings` only exists for backwards compatibility.
- _.template = function(text, settings, oldSettings) {
- if (!settings && oldSettings) settings = oldSettings;
- settings = _.defaults({}, settings, _.templateSettings);
-
- // Combine delimiters into one regular expression via alternation.
- var matcher = RegExp([
- (settings.escape || noMatch).source,
- (settings.interpolate || noMatch).source,
- (settings.evaluate || noMatch).source
- ].join('|') + '|$', 'g');
-
- // Compile the template source, escaping string literals appropriately.
- var index = 0;
- var source = "__p+='";
- text.replace(matcher, function(match, escape, interpolate, evaluate, offset) {
- source += text.slice(index, offset).replace(escapeRegExp, escapeChar);
- index = offset + match.length;
-
- if (escape) {
- source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'";
- } else if (interpolate) {
- source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'";
- } else if (evaluate) {
- source += "';\n" + evaluate + "\n__p+='";
- }
-
- // Adobe VMs need the match returned to produce the correct offset.
- return match;
- });
- source += "';\n";
-
- // If a variable is not specified, place data values in local scope.
- if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n';
-
- source = "var __t,__p='',__j=Array.prototype.join," +
- "print=function(){__p+=__j.call(arguments,'');};\n" +
- source + 'return __p;\n';
-
- var render;
- try {
- render = new Function(settings.variable || 'obj', '_', source);
- } catch (e) {
- e.source = source;
- throw e;
- }
-
- var template = function(data) {
- return render.call(this, data, _);
- };
-
- // Provide the compiled source as a convenience for precompilation.
- var argument = settings.variable || 'obj';
- template.source = 'function(' + argument + '){\n' + source + '}';
-
- return template;
- };
-
- // Add a "chain" function. Start chaining a wrapped Underscore object.
- _.chain = function(obj) {
- var instance = _(obj);
- instance._chain = true;
- return instance;
- };
-
- // OOP
- // ---------------
- // If Underscore is called as a function, it returns a wrapped object that
- // can be used OO-style. This wrapper holds altered versions of all the
- // underscore functions. Wrapped objects may be chained.
-
- // Helper function to continue chaining intermediate results.
- var chainResult = function(instance, obj) {
- return instance._chain ? _(obj).chain() : obj;
- };
-
- // Add your own custom functions to the Underscore object.
- _.mixin = function(obj) {
- _.each(_.functions(obj), function(name) {
- var func = _[name] = obj[name];
- _.prototype[name] = function() {
- var args = [this._wrapped];
- push.apply(args, arguments);
- return chainResult(this, func.apply(_, args));
- };
- });
- return _;
- };
-
- // Add all of the Underscore functions to the wrapper object.
- _.mixin(_);
-
- // Add all mutator Array functions to the wrapper.
- _.each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) {
- var method = ArrayProto[name];
- _.prototype[name] = function() {
- var obj = this._wrapped;
- method.apply(obj, arguments);
- if ((name === 'shift' || name === 'splice') && obj.length === 0) delete obj[0];
- return chainResult(this, obj);
- };
- });
-
- // Add all accessor Array functions to the wrapper.
- _.each(['concat', 'join', 'slice'], function(name) {
- var method = ArrayProto[name];
- _.prototype[name] = function() {
- return chainResult(this, method.apply(this._wrapped, arguments));
- };
- });
-
- // Extracts the result from a wrapped and chained object.
- _.prototype.value = function() {
- return this._wrapped;
- };
-
- // Provide unwrapping proxy for some methods used in engine operations
- // such as arithmetic and JSON stringification.
- _.prototype.valueOf = _.prototype.toJSON = _.prototype.value;
-
- _.prototype.toString = function() {
- return String(this._wrapped);
- };
-
- // AMD registration happens at the end for compatibility with AMD loaders
- // that may not enforce next-turn semantics on modules. Even though general
- // practice for AMD registration is to be anonymous, underscore registers
- // as a named module because, like jQuery, it is a base library that is
- // popular enough to be bundled in a third party lib, but not be part of
- // an AMD load request. Those cases could generate an error when an
- // anonymous define() is called outside of a loader request.
- if (true) {
- !(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = (function() {
- return _;
- }).apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__),
- __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
- }
-}());
-
-/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(7), __webpack_require__(64)(module)))
-
-/***/ }),
-/* 2 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.getUnitFromValue = exports.normalizeFloat = exports.shallowDiff = exports.getElement = exports.camelCase = exports.getModel = exports.matches = exports.upFirst = exports.hasDnd = exports.off = exports.on = undefined;
-
-var _underscore = __webpack_require__(1);
-
-var elProt = window.Element.prototype;
-var matches = elProt.matches || elProt.webkitMatchesSelector || elProt.mozMatchesSelector || elProt.msMatchesSelector;
-
-/**
- * Returns shallow diff between 2 objects
- * @param {Object} objOrig
- * @param {Objec} objNew
- * @return {Object}
- * @example
- * var a = {foo: 'bar', baz: 1, faz: 'sop'};
- * var b = {foo: 'bar', baz: 2, bar: ''};
- * shallowDiff(a, b);
- * // -> {baz: 2, faz: null, bar: ''};
- */
-var shallowDiff = function shallowDiff(objOrig, objNew) {
- var result = {};
- var keysNew = (0, _underscore.keys)(objNew);
-
- for (var prop in objOrig) {
- if (objOrig.hasOwnProperty(prop)) {
- var origValue = objOrig[prop];
- var newValue = objNew[prop];
-
- if (keysNew.indexOf(prop) >= 0) {
- if (origValue !== newValue) {
- result[prop] = newValue;
- }
- } else {
- result[prop] = null;
- }
- }
- }
-
- for (var _prop in objNew) {
- if (objNew.hasOwnProperty(_prop)) {
- if ((0, _underscore.isUndefined)(objOrig[_prop])) {
- result[_prop] = objNew[_prop];
- }
- }
- }
-
- return result;
-};
-
-var on = function on(el, ev, fn) {
- ev = ev.split(/\s+/);
- el = el instanceof Array ? el : [el];
-
- var _loop = function _loop(i) {
- el.forEach(function (elem) {
- return elem.addEventListener(ev[i], fn);
- });
- };
-
- for (var i = 0; i < ev.length; ++i) {
- _loop(i);
- }
-};
-
-var off = function off(el, ev, fn) {
- ev = ev.split(/\s+/);
- el = el instanceof Array ? el : [el];
-
- var _loop2 = function _loop2(i) {
- el.forEach(function (elem) {
- return elem.removeEventListener(ev[i], fn);
- });
- };
-
- for (var i = 0; i < ev.length; ++i) {
- _loop2(i);
- }
-};
-
-var getUnitFromValue = function getUnitFromValue(value) {
- return value.replace(parseFloat(value), '');
-};
-
-var upFirst = function upFirst(value) {
- return value[0].toUpperCase() + value.toLowerCase().slice(1);
-};
-
-var camelCase = function camelCase(value) {
- var values = value.split('-');
- return values[0].toLowerCase() + values.slice(1).map(upFirst);
-};
-
-var normalizeFloat = function normalizeFloat(value) {
- var step = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
- var valueDef = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0;
-
- var stepDecimals = 0;
- if (isNaN(value)) return valueDef;
- value = parseFloat(value);
-
- if (Math.floor(value) !== value) {
- var side = step.toString().split('.')[1];
- stepDecimals = side ? side.length : 0;
- }
-
- return stepDecimals ? parseFloat(value.toFixed(stepDecimals)) : value;
-};
-
-var hasDnd = function hasDnd(em) {
- return 'draggable' in document.createElement('i') && (em ? em.get('Config').nativeDnD : 1);
-};
-
-/**
- * Ensure to fetch the element from the input argument
- * @param {HTMLElement|Component} el Component or HTML element
- * @return {HTMLElement}
- */
-var getElement = function getElement(el) {
- if ((0, _underscore.isElement)(el)) {
- return el;
- } else if (el && el.getEl) {
- return el.getEl();
- }
-};
-
-/**
- * Ensure to fetch the model from the input argument
- * @param {HTMLElement|Component} el Component or HTML element
- * @return {Component}
- */
-var getModel = function getModel(el, $) {
- var model = el;
- (0, _underscore.isElement)(el) && (model = $(el).data('model'));
- return model;
-};
-
-exports.on = on;
-exports.off = off;
-exports.hasDnd = hasDnd;
-exports.upFirst = upFirst;
-exports.matches = matches;
-exports.getModel = getModel;
-exports.camelCase = camelCase;
-exports.getElement = getElement;
-exports.shallowDiff = shallowDiff;
-exports.normalizeFloat = normalizeFloat;
-exports.getUnitFromValue = getUnitFromValue;
-
-/***/ }),
-/* 3 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _backbone = __webpack_require__(0);
-
-var _backbone2 = _interopRequireDefault(_backbone);
-
-var _underscore = __webpack_require__(1);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-var ComponentsView = __webpack_require__(52);
-
-module.exports = _backbone2.default.View.extend({
- className: function className() {
- return this.getClasses();
- },
- tagName: function tagName() {
- return this.model.get('tagName');
- },
- initialize: function initialize() {
- var opt = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-
- var model = this.model;
- var config = opt.config || {};
- this.opts = opt;
- this.config = config;
- this.em = config.em || '';
- this.pfx = config.stylePrefix || '';
- this.ppfx = config.pStylePrefix || '';
- this.attr = model.get('attributes');
- this.classe = this.attr.class || [];
- var $el = this.$el;
- var classes = model.get('classes');
- this.listenTo(model, 'change:style', this.updateStyle);
- this.listenTo(model, 'change:attributes', this.updateAttributes);
- this.listenTo(model, 'change:highlightable', this.updateHighlight);
- this.listenTo(model, 'change:status', this.updateStatus);
- this.listenTo(model, 'change:state', this.updateState);
- this.listenTo(model, 'change:script', this.render);
- this.listenTo(model, 'change:content', this.updateContent);
- this.listenTo(model, 'change', this.handleChange);
- this.listenTo(classes, 'add remove change', this.updateClasses);
- $el.data('model', model);
- $el.data('collection', model.get('components'));
- model.view = this;
- classes.length && this.importClasses();
- this.init();
- },
-
-
- /**
- * Initialize callback
- */
- init: function init() {},
-
-
- /**
- * Handle any property change
- * @private
- */
- handleChange: function handleChange() {
- var model = this.model;
- model.emitUpdate();
-
- for (var prop in model.changed) {
- model.emitUpdate(prop);
- }
- },
-
-
- /**
- * Import, if possible, classes inside main container
- * @private
- * */
- importClasses: function importClasses() {
- var clm = this.config.em.get('SelectorManager');
-
- if (clm) {
- this.model.get('classes').each(function (m) {
- clm.add(m.get('name'));
- });
- }
- },
-
-
- /**
- * Fires on state update. If the state is not empty will add a helper class
- * @param {Event} e
- * @private
- * */
- updateState: function updateState(e) {
- var cl = 'hc-state';
- var state = this.model.get('state');
-
- if (state) {
- this.$el.addClass(cl);
- } else {
- this.$el.removeClass(cl);
- }
- },
-
-
- /**
- * Update item on status change
- * @param {Event} e
- * @private
- * */
- updateStatus: function updateStatus() {
- var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-
- var em = this.em;
- var el = this.el;
- var status = this.model.get('status');
- var pfx = this.pfx;
- var ppfx = this.ppfx;
- var selectedCls = pfx + 'selected';
- var selectedParentCls = selectedCls + '-parent';
- var freezedCls = ppfx + 'freezed';
- var hoveredCls = ppfx + 'hovered';
- var toRemove = [selectedCls, selectedParentCls, freezedCls, hoveredCls];
- this.$el.removeClass(toRemove.join(' '));
- var actualCls = el.getAttribute('class') || '';
- var cls = '';
-
- switch (status) {
- case 'selected':
- cls = actualCls + ' ' + selectedCls;
- break;
- case 'selected-parent':
- cls = actualCls + ' ' + selectedParentCls;
- break;
- case 'freezed':
- cls = actualCls + ' ' + freezedCls;
- break;
- case 'freezed-selected':
- cls = actualCls + ' ' + freezedCls + ' ' + selectedCls;
- break;
- case 'hovered':
- cls = !opts.avoidHover ? actualCls + ' ' + hoveredCls : '';
- break;
- }
-
- cls = cls.trim();
- cls && el.setAttribute('class', cls);
- },
-
-
- /**
- * Update highlight attribute
- * @private
- * */
- updateHighlight: function updateHighlight() {
- var hl = this.model.get('highlightable');
- this.setAttribute('data-highlightable', hl ? 1 : '');
- },
-
-
- /**
- * Update style attribute
- * @private
- * */
- updateStyle: function updateStyle() {
- var em = this.em;
- var model = this.model;
-
- if (em && em.get('avoidInlineStyle')) {
- this.el.id = model.getId();
- var style = model.getStyle();
- !(0, _underscore.isEmpty)(style) && model.setStyle(style);
- } else {
- this.setAttribute('style', model.styleToString());
- }
- },
-
-
- /**
- * Update classe attribute
- * @private
- * */
- updateClasses: function updateClasses() {
- var str = this.model.get('classes').pluck('name').join(' ');
- this.setAttribute('class', str);
-
- // Regenerate status class
- this.updateStatus();
- },
-
-
- /**
- * Update single attribute
- * @param {[type]} name [description]
- * @param {[type]} value [description]
- */
- setAttribute: function setAttribute(name, value) {
- var el = this.$el;
- value ? el.attr(name, value) : el.removeAttr(name);
- },
-
-
- /**
- * Get classes from attributes.
- * This method is called before initialize
- *
- * @return {Array}|null
- * @private
- * */
- getClasses: function getClasses() {
- var attr = this.model.get('attributes'),
- classes = attr['class'] || [];
- classes = (0, _underscore.isArray)(classes) ? classes : [classes];
-
- if (classes.length) {
- return classes.join(' ');
- } else {
- return null;
- }
- },
-
-
- /**
- * Update attributes
- * @private
- * */
- updateAttributes: function updateAttributes() {
- var model = this.model;
- var attrs = { 'data-gjs-type': model.get('type') || 'default' };
- var attr = model.get('attributes');
- var src = model.get('src');
-
- for (var key in attr) {
- attrs[key] = attr[key];
- }
-
- src && (attrs.src = src);
- this.$el.attr(attrs);
- this.updateHighlight();
- this.updateStyle();
- },
-
-
- /**
- * Update component content
- * @private
- * */
- updateContent: function updateContent() {
- this.getChildrenContainer().innerHTML = this.model.get('content');
- },
-
-
- /**
- * Prevent default helper
- * @param {Event} e
- * @private
- */
- prevDef: function prevDef(e) {
- e.preventDefault();
- },
-
-
- /**
- * Render component's script
- * @private
- */
- updateScript: function updateScript() {
- if (!this.model.get('script')) {
- return;
- }
-
- var em = this.em;
- if (em) {
- var canvas = em.get('Canvas');
- canvas.getCanvasView().updateScript(this);
- }
- },
-
-
- /**
- * Return children container
- * Differently from a simple component where children container is the
- * component itself
- *
- *
- *
- * You could have the children container more deeper
- *
- *
- *
- *
- *
- *
- *
- *
- *
- * @return HTMLElement
- * @private
- */
- getChildrenContainer: function getChildrenContainer() {
- var container = this.el;
-
- if (typeof this.getChildrenSelector == 'function') {
- container = this.el.querySelector(this.getChildrenSelector());
- } else if (typeof this.getTemplate == 'function') {
- // Need to find deepest first child
- }
-
- return container;
- },
-
-
- /**
- * Render children components
- * @private
- */
- renderChildren: function renderChildren() {
- var container = this.getChildrenContainer();
- var view = new ComponentsView({
- collection: this.model.get('components'),
- config: this.config,
- componentTypes: this.opts.componentTypes
- });
-
- view.render(container);
- this.childrenView = view;
- var childNodes = Array.prototype.slice.call(view.el.childNodes);
-
- for (var i = 0, len = childNodes.length; i < len; i++) {
- container.appendChild(childNodes.shift());
- }
-
- // If the children container is not the same as the component
- // (so likely fetched with getChildrenSelector()) is necessary
- // to disable pointer-events for all nested components as they
- // might prevent the component to be selected
- if (container !== this.el) {
- var disableNode = function disableNode(el) {
- var children = Array.prototype.slice.call(el.children);
- children.forEach(function (el) {
- el.style['pointer-events'] = 'none';
- if (container !== el) {
- disableNode(el);
- }
- });
- };
- disableNode(this.el);
- }
- },
- renderAttributes: function renderAttributes() {
- this.updateAttributes();
- this.updateClasses();
- },
- render: function render() {
- this.renderAttributes();
- this.updateContent();
- this.renderChildren();
- this.updateScript();
- this.onRender();
- return this;
- },
- onRender: function onRender() {}
-});
-
-/***/ }),
-/* 4 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
-
-var _underscore = __webpack_require__(1);
-
-var _mixins = __webpack_require__(2);
-
-var _Styleable = __webpack_require__(48);
-
-var _Styleable2 = _interopRequireDefault(_Styleable);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-var Backbone = __webpack_require__(0);
-var Components = __webpack_require__(51);
-var Selector = __webpack_require__(8);
-var Selectors = __webpack_require__(11);
-var Traits = __webpack_require__(154);
-var componentList = {};
-var componentIndex = 0;
-
-var escapeRegExp = function escapeRegExp(str) {
- return str.replace(/[|\\{}()[\]^$+*?.]/g, '\\$&');
-};
-
-var Component = Backbone.Model.extend(_Styleable2.default).extend({
- defaults: {
- // HTML tag of the component
- tagName: 'div',
-
- // Component type, eg. 'text', 'image', 'video', etc.
- type: '',
-
- // Name of the component. Will be used, for example, in layers and badges
- name: '',
-
- // True if the component is removable from the canvas
- removable: true,
-
- // Indicates if it's possible to drag the component inside others
- // Tip: Indicate an array of selectors where it could be dropped inside
- draggable: true,
-
- // Indicates if it's possible to drop other components inside
- // Tip: Indicate an array of selectors which could be dropped inside
- droppable: true,
-
- // Set false if don't want to see the badge (with the name) over the component
- badgable: true,
-
- // True if it's possible to style it
- // Tip:
- // Indicate an array of CSS properties which is possible to style, eg. ['color', 'width']
- // All other properties will be hidden from the style manager
- stylable: true,
-
- // Indicate an array of style properties to show up which has been marked as `toRequire`
- 'stylable-require': '',
-
- // Indicate an array of style properties which should be hidden from the style manager
- unstylable: '',
-
- // Highlightable with 'dotted' style if true
- highlightable: true,
-
- // True if it's possible to clone the component
- copyable: true,
-
- // Indicates if it's possible to resize the component (at the moment implemented only on Image Components)
- // It's also possible to pass an object as options for the Resizer
- resizable: false,
-
- // Allow to edit the content of the component (used on Text components)
- editable: false,
-
- // Hide the component inside Layers
- layerable: true,
-
- // Allow component to be selected when clicked
- selectable: true,
-
- // Shows a highlight outline when hovering on the element if true
- hoverable: true,
-
- // This property is used by the HTML exporter as void elements do not
- // have closing tag, eg. , , etc.
- void: false,
-
- // Indicates if the component is in some CSS state like ':hover', ':active', etc.
- state: '',
-
- // State, eg. 'selected'
- status: '',
-
- // Content of the component (not escaped) which will be appended before children rendering
- content: '',
-
- // Component icon, this string will be inserted before the name, eg. ''
- icon: '',
-
- // Component related style
- style: '',
-
- // Key-value object of the component's attributes
- attributes: '',
-
- // Array of classes
- classes: '',
-
- // Component's javascript
- script: '',
-
- // Traits
- traits: ['id', 'title'],
-
- // Indicates an array of properties which will be inhereted by
- // all NEW appended children
- //
- // If you create a model likes this
- // removable: false,
- // draggable: false,
- // propagate: ['removable', 'draggable']
- // When you append some new component inside, the new added model
- // will get the exact same properties indicated in `propagate` array
- // (as the `propagate` property itself)
- //
- propagate: '',
-
- /**
- * Set an array of items to show up inside the toolbar (eg. move, clone, delete)
- * when the component is selected
- * toolbar: [{
- * attributes: {class: 'fa fa-arrows'},
- * command: 'tlb-move',
- * },{
- * attributes: {class: 'fa fa-clone'},
- * command: 'tlb-clone',
- * }]
- */
- toolbar: null
- },
-
- initialize: function initialize() {
- var _this = this;
-
- var props = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
- var opt = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
-
- var em = opt.em;
-
- // Propagate properties from parent if indicated
- var parent = this.parent();
- var parentAttr = parent && parent.attributes;
-
- if (parentAttr && parentAttr.propagate) {
- var newAttr = {};
- var toPropagate = parentAttr.propagate;
- toPropagate.forEach(function (prop) {
- return newAttr[prop] = parent.get(prop);
- });
- newAttr.propagate = toPropagate;
- newAttr = _extends({}, newAttr, props);
- this.set(newAttr);
- }
-
- var propagate = this.get('propagate');
- propagate && this.set('propagate', (0, _underscore.isArray)(propagate) ? propagate : [propagate]);
-
- // Check void elements
- if (opt && opt.config && opt.config.voidElements.indexOf(this.get('tagName')) >= 0) {
- this.set('void', true);
- }
-
- opt.em = em;
- this.opt = opt;
- this.em = em;
- this.config = opt.config || {};
- this.ccid = Component.createId(this);
- this.set('attributes', this.get('attributes') || {});
- this.listenTo(this, 'change:script', this.scriptUpdated);
- this.listenTo(this, 'change:traits', this.traitsUpdated);
- this.listenTo(this, 'change:tagName', this.tagUpdated);
- this.listenTo(this, 'change:attributes', this.attrUpdated);
- this.initClasses();
- this.loadTraits();
- this.initComponents();
- this.initToolbar();
- this.set('status', '');
-
- // Register global updates for collection properties
- ['classes', 'traits'].forEach(function (name) {
- return _this.listenTo(_this.get(name), 'add remove change', function () {
- return _this.emitUpdate(name);
- });
- });
- this.init();
- },
-
-
- /**
- * Check component's type
- * @param {string} type Component type
- * @return {Boolean}
- * @example
- * model.is('image')
- * // -> false
- */
- is: function is(type) {
- return !!(this.get('type') == type);
- },
-
-
- /**
- * Find inner models by query string
- * ATTENTION: this method works only with alredy rendered component
- * @param {string} query Query string
- * @return {Array} Array of models
- * @example
- * model.find('div > .class');
- * // -> [Component, Component, ...]
- */
- find: function find(query) {
- var result = [];
-
- this.view.$el.find(query).each(function (el, i, $els) {
- var $el = $els.eq(i);
- var model = $el.data('model');
- model && result.push(model);
- });
-
- return result;
- },
-
-
- /**
- * Find closest model by query string
- * ATTENTION: this method works only with alredy rendered component
- * @param {string} query Query string
- * @return {Component}
- * @example
- * model.closest('div');
- */
- closest: function closest(query) {
- var result = this.view.$el.closest(query);
- return result.length && result.data('model');
- },
-
-
- /**
- * Once the tag is updated I have to remove the node and replace it
- */
- tagUpdated: function tagUpdated() {
- var coll = this.collection;
- var at = coll.indexOf(this);
- coll.remove(this);
- coll.add(this, { at: at });
- },
-
-
- /**
- * Replace a component with another one
- * @param {String|Component} el Component or HTML string
- * @return {Array|Component} New added component/s
- * @private
- */
- replaceWith: function replaceWith(el) {
- var coll = this.collection;
- var at = coll.indexOf(this);
- coll.remove(this);
- return coll.add(el, { at: at });
- },
-
-
- /**
- * Emit changes for each updated attribute
- */
- attrUpdated: function attrUpdated() {
- var _this2 = this;
-
- var attrPrev = _extends({}, this.previous('attributes'));
- var attrCurrent = _extends({}, this.get('attributes'));
- var diff = (0, _mixins.shallowDiff)(attrPrev, attrCurrent);
- (0, _underscore.keys)(diff).forEach(function (pr) {
- return _this2.trigger('change:attributes:' + pr);
- });
- },
-
-
- /**
- * Update attributes of the model
- * @param {Object} attrs Key value attributes
- * @example
- * model.setAttributes({id: 'test', 'data-key': 'value'});
- */
- setAttributes: function setAttributes(attrs) {
- attrs = _extends({}, attrs);
-
- // Handle classes
- var classes = attrs.class;
- classes && this.setClass(classes);
- delete attrs.class;
-
- // Handle style
- var style = attrs.style;
- style && this.setStyle(style);
- delete attrs.style;
-
- this.set('attributes', attrs);
- },
-
-
- /**
- * Add attributes to the model
- * @param {Object} attrs Key value attributes
- * @example
- * model.addAttributes({id: 'test'});
- */
- addAttributes: function addAttributes(attrs) {
- var newAttrs = _extends({}, this.getAttributes(), attrs);
- this.setAttributes(newAttrs);
- },
- getStyle: function getStyle() {
- var em = this.em;
-
- if (em && em.getConfig('avoidInlineStyle')) {
- var state = this.get('state');
- var cc = em.get('CssComposer');
- var rule = cc.getIdRule(this.getId(), { state: state });
- this.rule = rule;
-
- if (rule) {
- return rule.getStyle();
- }
- }
-
- return _Styleable2.default.getStyle.call(this);
- },
- setStyle: function setStyle() {
- var _this3 = this;
-
- var prop = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
- var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
-
- var em = this.em;
-
- if (em && em.getConfig('avoidInlineStyle')) {
- prop = (0, _underscore.isString)(prop) ? this.parseStyle(prop) : prop;
- prop = _extends({}, prop, this.get('style'));
- var state = this.get('state');
- var cc = em.get('CssComposer');
- var propOrig = this.getStyle();
- this.rule = cc.setIdRule(this.getId(), prop, _extends({}, opts, { state: state }));
- var diff = (0, _mixins.shallowDiff)(propOrig, prop);
- this.set('style', {}, { silent: 1 });
- (0, _underscore.keys)(diff).forEach(function (pr) {
- return _this3.trigger('change:style:' + pr);
- });
- } else {
- prop = _Styleable2.default.setStyle.apply(this, arguments);
- }
-
- return prop;
- },
-
-
- /**
- * Return attributes
- * @return {Object}
- */
- getAttributes: function getAttributes() {
- var em = this.em;
-
- var classes = [];
- var attributes = _extends({}, this.get('attributes'));
- var sm = em && em.get('SelectorManager');
- var id = this.getId();
-
- // Add classes
- this.get('classes').each(function (cls) {
- return classes.push(cls.get('name'));
- });
- classes.length && (attributes.class = classes.join(' '));
-
- // If the rule is setted we need an ID attached to the component
- if (!(0, _underscore.has)(attributes, 'id') && sm && sm.get(id, sm.Selector.TYPE_ID)) {
- attributes.id = this.getId();
- }
-
- return attributes;
- },
-
-
- /**
- * Add classes
- * @param {Array|string} classes Array or string of classes
- * @return {Array} Array of added selectors
- * @example
- * model.addClass('class1');
- * model.addClass('class1 class2');
- * model.addClass(['class1', 'class2']);
- * // -> [SelectorObject, ...]
- */
- addClass: function addClass(classes) {
- var added = this.em.get('SelectorManager').addClass(classes);
- return this.get('classes').add(added);
- },
-
-
- /**
- * Set classes (resets current collection)
- * @param {Array|string} classes Array or string of classes
- * @return {Array} Array of added selectors
- * @example
- * model.setClass('class1');
- * model.setClass('class1 class2');
- * model.setClass(['class1', 'class2']);
- * // -> [SelectorObject, ...]
- */
- setClass: function setClass(classes) {
- this.get('classes').reset();
- return this.addClass(classes);
- },
-
-
- /**
- * Remove classes
- * @param {Array|string} classes Array or string of classes
- * @return {Array} Array of removed selectors
- * @example
- * model.removeClass('class1');
- * model.removeClass('class1 class2');
- * model.removeClass(['class1', 'class2']);
- * // -> [SelectorObject, ...]
- */
- removeClass: function removeClass(classes) {
- var removed = [];
- classes = (0, _underscore.isArray)(classes) ? classes : [classes];
- var selectors = this.get('classes');
- var type = Selector.TYPE_CLASS;
-
- classes.forEach(function (classe) {
- var classes = classe.split(' ');
- classes.forEach(function (name) {
- var selector = selectors.where({ name: name, type: type })[0];
- selector && removed.push(selectors.remove(selector));
- });
- });
-
- return removed;
- },
- initClasses: function initClasses() {
- var classes = this.normalizeClasses(this.get('classes') || []);
- this.set('classes', new Selectors(classes));
- return this;
- },
- initComponents: function initComponents() {
- // Have to add components after the init, otherwise the parent
- // is not visible
- var comps = new Components(null, this.opt);
- comps.parent = this;
- !this.opt.avoidChildren && comps.reset(this.get('components'));
- this.set('components', comps);
- return this;
- },
-
-
- /**
- * Initialize callback
- */
- init: function init() {},
-
-
- /**
- * Add new component children
- * @param {Component|string} components Component to add
- * @param {Object} [opts={}] Options, same as in `model.add()`(from backbone)
- * @return {Array} Array of appended components
- * @example
- * someModel.get('components').length // -> 0
- * const videoComponent = someModel.append('')[0];
- * // This will add 2 components (`video` and `div`) to your `someModel`
- * someModel.get('components').length // -> 2
- * // You can pass components directly
- * otherModel.append(otherModel2);
- * otherModel.append([otherModel3, otherModel4]);
- */
- append: function append(components) {
- var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
-
- var result = this.components().add(components, opts);
- return (0, _underscore.isArray)(result) ? result : [result];
- },
-
-
- /**
- * Set new collection if `components` are provided, otherwise the
- * current collection is returned
- * @param {Component|string} [components] Components to set
- * @return {Collection|undefined}
- * @example
- * // Get current collection
- * const collection = model.components();
- * // Set new collection
- * model.components('');
- */
- components: function components(_components) {
- var coll = this.get('components');
-
- if ((0, _underscore.isUndefined)(_components)) {
- return coll;
- } else {
- coll.reset();
- _components && this.append(_components);
- }
- },
-
-
- /**
- * Get parent model
- * @return {Component}
- */
- parent: function parent() {
- var coll = this.collection;
- return coll && coll.parent;
- },
-
-
- /**
- * Script updated
- */
- scriptUpdated: function scriptUpdated() {
- this.set('scriptUpdated', 1);
- },
-
-
- /**
- * Once traits are updated I have to populates model's attributes
- */
- traitsUpdated: function traitsUpdated() {
- var found = 0;
- var attrs = _extends({}, this.get('attributes'));
- var traits = this.get('traits');
-
- if (!(traits instanceof Traits)) {
- this.loadTraits();
- return;
- }
-
- traits.each(function (trait) {
- found = 1;
- if (!trait.get('changeProp')) {
- var name = trait.get('name');
- var value = trait.getInitValue();
- if (name && value) {
- attrs[name] = value;
- }
- }
- });
-
- found && this.set('attributes', attrs);
- },
-
-
- /**
- * Init toolbar
- */
- initToolbar: function initToolbar() {
- var model = this;
- if (!model.get('toolbar')) {
- var tb = [];
- if (model.collection) {
- tb.push({
- attributes: { class: 'fa fa-arrow-up' },
- command: 'select-parent'
- });
- }
- if (model.get('draggable')) {
- tb.push({
- attributes: { class: 'fa fa-arrows', draggable: true },
- //events: hasDnd(this.em) ? { dragstart: 'execCommand' } : '',
- command: 'tlb-move'
- });
- }
- if (model.get('copyable')) {
- tb.push({
- attributes: { class: 'fa fa-clone' },
- command: 'tlb-clone'
- });
- }
- if (model.get('removable')) {
- tb.push({
- attributes: { class: 'fa fa-trash-o' },
- command: 'tlb-delete'
- });
- }
- model.set('toolbar', tb);
- }
- },
-
-
- /**
- * Load traits
- * @param {Array} traits
- * @private
- */
- loadTraits: function loadTraits(traits) {
- var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
-
- var trt = new Traits([], this.opt);
- trt.setTarget(this);
- traits = traits || this.get('traits');
-
- if (traits.length) {
- trt.add(traits);
- }
-
- this.set('traits', trt, opts);
- return this;
- },
-
-
- /**
- * Normalize input classes from array to array of objects
- * @param {Array} arr
- * @return {Array}
- * @private
- */
- normalizeClasses: function normalizeClasses(arr) {
- var res = [];
- var em = this.em;
-
- if (!em) return;
-
- var clm = em.get('SelectorManager');
- if (!clm) return;
-
- arr.forEach(function (val) {
- var name = '';
-
- if (typeof val === 'string') name = val;else name = val.name;
-
- var model = clm.add(name);
- res.push(model);
- });
- return res;
- },
-
-
- /**
- * Override original clone method
- * @private
- */
- clone: function clone() {
- var em = this.em;
- var style = this.getStyle();
- var attr = _extends({}, this.attributes);
- var opts = _extends({}, this.opt);
- attr.attributes = _extends({}, attr.attributes);
- delete attr.attributes.id;
- attr.components = [];
- attr.classes = [];
- attr.traits = [];
-
- this.get('components').each(function (md, i) {
- attr.components[i] = md.clone();
- });
- this.get('traits').each(function (md, i) {
- attr.traits[i] = md.clone();
- });
- this.get('classes').each(function (md, i) {
- attr.classes[i] = md.get('name');
- });
-
- attr.status = '';
- attr.view = '';
- opts.collection = null;
-
- if (em && em.getConfig('avoidInlineStyle') && !(0, _underscore.isEmpty)(style)) {
- attr.style = style;
- }
-
- return new this.constructor(attr, opts);
- },
-
-
- /**
- * Get the name of the component
- * @return {string}
- * */
- getName: function getName() {
- var customName = this.get('name') || this.get('custom-name');
- var tag = this.get('tagName');
- tag = tag == 'div' ? 'box' : tag;
- var name = this.get('type') || tag;
- name = name.charAt(0).toUpperCase() + name.slice(1);
- return customName || name;
- },
-
-
- /**
- * Get the icon string
- * @return {string}
- */
- getIcon: function getIcon() {
- var icon = this.get('icon');
- return icon ? icon + ' ' : '';
- },
-
-
- /**
- * Return HTML string of the component
- * @param {Object} opts Options
- * @return {string} HTML string
- * @private
- */
- toHTML: function toHTML() {
- var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-
- var model = this;
- var attrs = [];
- var classes = [];
- var tag = model.get('tagName');
- var sTag = model.get('void');
- var customAttr = opts.attributes;
- var attributes = this.getAttrToHTML();
-
- // Get custom attributes if requested
- if (customAttr) {
- if ((0, _underscore.isFunction)(customAttr)) {
- attributes = customAttr(model, attributes) || {};
- } else if ((0, _underscore.isObject)(customAttr)) {
- attributes = customAttr;
- }
- }
-
- for (var attr in attributes) {
- var val = attributes[attr];
- var value = (0, _underscore.isString)(val) ? val.replace(/"/g, '"') : val;
-
- if (!(0, _underscore.isUndefined)(value)) {
- if ((0, _underscore.isBoolean)(value)) {
- value && attrs.push(attr);
- } else {
- attrs.push(attr + '="' + value + '"');
- }
- }
- }
-
- var attrString = attrs.length ? ' ' + attrs.join(' ') : '';
- var code = '<' + tag + attrString + (sTag ? '/' : '') + '>' + model.get('content');
- model.get('components').each(function (comp) {
- return code += comp.toHTML(opts);
- });
- !sTag && (code += '');
-
- return code;
- },
-
-
- /**
- * Returns object of attributes for HTML
- * @return {Object}
- * @private
- */
- getAttrToHTML: function getAttrToHTML() {
- var attr = this.getAttributes();
- delete attr.style;
- return attr;
- },
-
-
- /**
- * Return a shallow copy of the model's attributes for JSON
- * stringification.
- * @return {Object}
- * @private
- */
- toJSON: function toJSON() {
- for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
- args[_key] = arguments[_key];
- }
-
- var obj = Backbone.Model.prototype.toJSON.apply(this, args);
- obj.attributes = this.getAttributes();
- delete obj.attributes.class;
- delete obj.toolbar;
-
- if (this.em.getConfig('avoidDefaults')) {
- var defaults = (0, _underscore.result)(this, 'defaults');
-
- (0, _underscore.forEach)(defaults, function (value, key) {
- if (['type', 'content'].indexOf(key) === -1 && obj[key] === value) {
- delete obj[key];
- }
- });
-
- if ((0, _underscore.isEmpty)(obj.type)) {
- delete obj.type;
- }
-
- (0, _underscore.forEach)(['attributes', 'style'], function (prop) {
- if ((0, _underscore.isEmpty)(defaults[prop]) && (0, _underscore.isEmpty)(obj[prop])) {
- delete obj[prop];
- }
- });
-
- (0, _underscore.forEach)(['classes', 'components'], function (prop) {
- if ((0, _underscore.isEmpty)(defaults[prop]) && !obj[prop].length) {
- delete obj[prop];
- }
- });
- }
-
- return obj;
- },
-
-
- /**
- * Return model id
- * @return {string}
- */
- getId: function getId() {
- var attrs = this.get('attributes') || {};
- return attrs.id || this.ccid || this.cid;
- },
-
-
- /**
- * Return model id
- * @param {String} id
- * @return {self}
- */
- setId: function setId(id) {
- var attrs = _extends({}, this.get('attributes'));
- attrs.id = id;
- this.set('attributes', attrs);
- return this;
- },
-
-
- /**
- * Get the DOM element of the model. This works only of the
- * model is alredy rendered
- * @return {HTMLElement}
- */
- getEl: function getEl() {
- return this.view && this.view.el;
- },
-
-
- /**
- * Return script in string format, cleans 'function() {..' from scripts
- * if it's a function
- * @param {string|Function} script
- * @return {string}
- * @private
- */
- getScriptString: function getScriptString(script) {
- var _this4 = this;
-
- var scr = script || this.get('script');
-
- if (!scr) {
- return scr;
- }
-
- // Need to convert script functions to strings
- if (typeof scr == 'function') {
- var scrStr = scr.toString().trim();
- scrStr = scrStr.replace(/^function[\s\w]*\(\)\s?\{/, '').replace(/\}$/, '');
- scr = scrStr.trim();
- }
-
- var config = this.em.getConfig();
- var tagVarStart = escapeRegExp(config.tagVarStart || '{[ ');
- var tagVarEnd = escapeRegExp(config.tagVarEnd || ' ]}');
- var reg = new RegExp(tagVarStart + '([\\w\\d-]*)' + tagVarEnd, 'g');
- scr = scr.replace(reg, function (match, v) {
- // If at least one match is found I have to track this change for a
- // better optimization inside JS generator
- _this4.scriptUpdated();
- return _this4.attributes[v] || '';
- });
-
- return scr;
- },
- emitUpdate: function emitUpdate(property) {
- var em = this.em;
- var event = 'component:update' + (property ? ':' + property : '');
- em && em.trigger(event, this);
- },
-
-
- /**
- * Execute callback function on all components
- * @param {Function} clb Callback function, the model is passed as an argument
- * @return {self}
- */
- onAll: function onAll(clb) {
- if ((0, _underscore.isFunction)(clb)) {
- clb(this);
- this.components().forEach(function (model) {
- return model.onAll(clb);
- });
- }
- return this;
- },
-
-
- /**
- * Reset id of the component and any of its style rule
- * @param {Object} [opts={}] Options
- * @return {self}
- */
- resetId: function resetId() {
- var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
- var em = this.em;
-
- var oldId = this.getId();
- if (!oldId) return;
- var newId = Component.createId(this);
- this.setId(newId);
- var rule = em && em.get('CssComposer').getIdRule(oldId);
- var selector = rule && rule.get('selectors').at(0);
- selector && selector.set('name', newId);
- return this;
- }
-}, {
- /**
- * Detect if the passed element is a valid component.
- * In case the element is valid an object abstracted
- * from the element will be returned
- * @param {HTMLElement}
- * @return {Object}
- * @private
- */
- isComponent: function isComponent(el) {
- return { tagName: el.tagName ? el.tagName.toLowerCase() : '' };
- },
-
-
- /**
- * Relying simply on the number of components becomes a problem when you
- * store and load them back, you might hit collisions with new components
- * @param {Model} model
- * @return {string}
- */
- createId: function createId(model) {
- componentIndex++;
- // Testing 1000000 components with `+ 2` returns 0 collisions
- var ilen = componentIndex.toString().length + 2;
- var uid = (Math.random() + 1.1).toString(36).slice(-ilen);
- var nextId = 'i' + uid;
- componentList[nextId] = model;
- return nextId;
- },
- getList: function getList() {
- return componentList;
- }
-});
-
-module.exports = Component;
-
-/***/ }),
-/* 5 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _backbone = __webpack_require__(0);
-
-var _backbone2 = _interopRequireDefault(_backbone);
-
-var _underscore = __webpack_require__(1);
-
-var _mixins = __webpack_require__(2);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
-
-var clearProp = 'data-clear-style';
-
-module.exports = _backbone2.default.View.extend({
- template: function template(model) {
- var pfx = this.pfx;
- return '\n
\n ' + this.templateLabel(model) + '\n
\n
\n ' + this.templateInput(model) + '\n
\n ';
- },
- templateLabel: function templateLabel(model) {
- var pfx = this.pfx;
- var icon = model.get('icon');
- var info = model.get('info');
- return '\n \n ' + model.get('name') + '\n \n ⨯\n ';
- },
- templateInput: function templateInput(model) {
- return '\n
\n \n
\n ';
- },
-
-
- events: _defineProperty({
- change: 'inputValueChanged'
- }, 'click [' + clearProp + ']', 'clear'),
-
- initialize: function initialize() {
- var o = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-
- (0, _underscore.bindAll)(this, 'targetUpdated');
- this.config = o.config || {};
- var em = this.config.em;
- this.em = em;
- this.pfx = this.config.stylePrefix || '';
- this.ppfx = this.config.pStylePrefix || '';
- this.target = o.target || {};
- this.propTarget = o.propTarget || {};
- this.onChange = o.onChange;
- this.onInputRender = o.onInputRender || {};
- this.customValue = o.customValue || {};
- var model = this.model;
- this.property = model.get('property');
- this.input = null;
- var pfx = this.pfx;
- this.inputHolderId = '#' + pfx + 'input-holder';
- this.sector = model.collection && model.collection.sector;
- model.view = this;
-
- if (!model.get('value')) {
- model.set('value', model.getDefaultValue());
- }
-
- em && em.on('update:component:style:' + this.property, this.targetUpdated);
- //em && em.on(`styleable:change:${this.property}`, this.targetUpdated);
- this.listenTo(this.propTarget, 'update', this.targetUpdated);
- this.listenTo(model, 'destroy remove', this.remove);
- this.listenTo(model, 'change:value', this.modelValueChanged);
- this.listenTo(model, 'targetUpdated', this.targetUpdated);
- this.listenTo(model, 'change:visible', this.updateVisibility);
- this.listenTo(model, 'change:status', this.updateStatus);
-
- var init = this.init && this.init.bind(this);
- init && init();
- },
-
-
- /**
- * Triggers when the status changes. The status indicates if the value of
- * the proprerty is changed or inherited
- * @private
- */
- updateStatus: function updateStatus() {
- var status = this.model.get('status');
- var pfx = this.pfx;
- var ppfx = this.ppfx;
- var config = this.config;
- var updatedCls = ppfx + 'four-color';
- var computedCls = ppfx + 'color-warn';
- var labelEl = this.$el.children('.' + pfx + 'label');
- var clearStyle = this.getClearEl().style;
- labelEl.removeClass(updatedCls + ' ' + computedCls);
- clearStyle.display = 'none';
-
- switch (status) {
- case 'updated':
- labelEl.addClass(updatedCls);
-
- if (config.clearProperties) {
- clearStyle.display = 'inline';
- }
- break;
- case 'computed':
- labelEl.addClass(computedCls);
- break;
- }
- },
-
-
- /**
- * Clear the property from the target
- */
- clear: function clear(e) {
- e && e.stopPropagation();
- this.model.clearValue();
- this.targetUpdated();
- },
-
-
- /**
- * Get clear element
- * @return {HTMLElement}
- */
- getClearEl: function getClearEl() {
- if (!this.clearEl) {
- this.clearEl = this.el.querySelector('[' + clearProp + ']');
- }
-
- return this.clearEl;
- },
-
-
- /**
- * Returns selected target which should have 'style' property
- * @return {Model|null}
- */
- getTarget: function getTarget() {
- return this.getTargetModel();
- },
-
-
- /**
- * Returns Styleable model
- * @return {Model|null}
- */
- getTargetModel: function getTargetModel() {
- return this.propTarget && this.propTarget.model;
- },
-
-
- /**
- * Returns helper Styleable model
- * @return {Model|null}
- */
- getHelperModel: function getHelperModel() {
- return this.propTarget && this.propTarget.helper;
- },
-
-
- /**
- * Triggers when the value of element input/s is changed, so have to update
- * the value of the model which will propogate those changes to the target
- */
- inputValueChanged: function inputValueChanged(e) {
- e && e.stopPropagation();
- this.model.setValue(this.getInputValue(), 1, { fromInput: 1 });
- this.elementUpdated();
- },
-
-
- /**
- * Fired when the element of the property is updated
- */
- elementUpdated: function elementUpdated() {
- this.setStatus('updated');
- },
- setStatus: function setStatus(value) {
- this.model.set('status', value);
- var parent = this.model.parent;
- parent && parent.set('status', value);
- },
-
-
- /**
- * Fired when the target is changed
- * */
- targetUpdated: function targetUpdated() {
- if (!this.checkVisibility()) {
- return;
- }
-
- var config = this.config;
- var em = config.em;
- var model = this.model;
- var value = '';
- var status = '';
- var targetValue = this.getTargetValue({ ignoreDefault: 1 });
- var defaultValue = model.getDefaultValue();
- var computedValue = this.getComputedValue();
-
- if (targetValue) {
- value = targetValue;
-
- if (config.highlightChanged) {
- status = 'updated';
- }
- } else if (computedValue && config.showComputed && computedValue != defaultValue) {
- value = computedValue;
-
- if (config.highlightComputed) {
- status = 'computed';
- }
- } else {
- value = defaultValue;
- status = '';
- }
-
- model.setValue(value, 0, { fromTarget: 1 });
- this.setStatus(status);
-
- if (em) {
- em.trigger('styleManager:change', this);
- em.trigger('styleManager:change:' + model.get('property'), this);
- }
- },
- checkVisibility: function checkVisibility() {
- var result = 1;
-
- // Check if need to hide the property
- if (this.config.hideNotStylable) {
- if (!this.isTargetStylable() || !this.isComponentStylable()) {
- this.hide();
- result = 0;
- } else {
- this.show();
- }
- // Sector is not passed to Composite and Stack types
- if (this.sector) {
- this.sector.trigger('updateVisibility');
- }
- }
-
- return result;
- },
-
-
- /**
- * Get the value of this property from the target (eg, Component, CSSRule)
- * @param {Object} [opts] Options
- * @param {Boolean} [options.fetchFromFunction]
- * @param {Boolean} [options.ignoreDefault]
- * @return string
- * @private
- */
- getTargetValue: function getTargetValue() {
- var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-
- var result;
- var model = this.model;
- var target = this.getTargetModel();
- var customFetchValue = this.customValue;
-
- if (!target) {
- return result;
- }
-
- result = target.getStyle()[model.get('property')];
-
- if (!result && !opts.ignoreDefault) {
- result = model.getDefaultValue();
- }
-
- if (typeof customFetchValue == 'function' && !opts.ignoreCustomValue) {
- var index = model.collection.indexOf(model);
- var customValue = customFetchValue(this, index);
-
- if (customValue) {
- result = customValue;
- }
- }
-
- return result;
- },
-
-
- /**
- * Returns computed value
- * @return {String}
- * @private
- */
- getComputedValue: function getComputedValue() {
- var target = this.propTarget;
- var computed = target.computed || {};
- var computedDef = target.computedDefault || {};
- var avoid = this.config.avoidComputed || [];
- var property = this.model.get('property');
- var notToSkip = avoid.indexOf(property) < 0;
- var value = computed[property];
- var valueDef = computedDef[(0, _mixins.camelCase)(property)];
- return computed && notToSkip && valueDef !== value && value;
- },
-
-
- /**
- * Returns value from input
- * @return {string}
- */
- getInputValue: function getInputValue() {
- var input = this.getInputEl();
- return input ? input.value : '';
- },
-
-
- /**
- * Triggers when the `value` of the model changes, so the target and
- * the input element should be updated
- * @param {Object} e Event
- * @param {Mixed} val Value
- * @param {Object} opt Options
- * */
- modelValueChanged: function modelValueChanged(e, val) {
- var opt = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
-
- var em = this.config.em;
- var model = this.model;
- var value = model.getFullValue();
- var target = this.getTarget();
- var onChange = this.onChange;
-
- // Avoid element update if the change comes from it
- if (!opt.fromInput) {
- this.setValue(value);
- }
-
- // Check if component is allowed to be styled
- if (!target || !this.isTargetStylable() || !this.isComponentStylable()) {
- return;
- }
-
- // Avoid target update if the changes comes from it
- if (!opt.fromTarget) {
- // The onChange is used by Composite/Stack properties, so I'd avoid sending
- // it back if the change comes from one of those
- if (onChange && !opt.fromParent) {
- onChange(target, this, opt);
- } else {
- this.updateTargetStyle(value, null, opt);
- }
- }
-
- if (em) {
- em.trigger('component:update', target);
- em.trigger('component:styleUpdate', target);
- em.trigger('component:styleUpdate:' + model.get('property'), target);
- }
- },
-
-
- /**
- * Update target style
- * @param {string} value
- * @param {string} name
- * @param {Object} opts
- */
- updateTargetStyle: function updateTargetStyle(value) {
- var name = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '';
- var opts = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
-
- var property = name || this.model.get('property');
- var target = this.getTarget();
- var style = target.getStyle();
-
- if (value) {
- style[property] = value;
- } else {
- delete style[property];
- }
-
- target.setStyle(style, opts);
-
- // Helper is used by `states` like ':hover' to show its preview
- var helper = this.getHelperModel();
- helper && helper.setStyle(style, opts);
- },
-
-
- /**
- * Check if target is stylable with this property
- * The target could be the Component as the CSS Rule
- * @return {Boolean}
- */
- isTargetStylable: function isTargetStylable(target) {
- var trg = target || this.getTarget();
- var model = this.model;
- var property = model.get('property');
- var toRequire = model.get('toRequire');
- var unstylable = trg.get('unstylable');
- var stylableReq = trg.get('stylable-require');
- var stylable = trg.get('stylable');
-
- // Stylable could also be an array indicating with which property
- // the target could be styled
- if ((0, _underscore.isArray)(stylable)) {
- stylable = stylable.indexOf(property) >= 0;
- }
-
- // Check if the property was signed as unstylable
- if ((0, _underscore.isArray)(unstylable)) {
- stylable = unstylable.indexOf(property) < 0;
- }
-
- // Check if the property is available only if requested
- if (toRequire) {
- stylable = stylableReq && stylableReq.indexOf(property) >= 0 || !target;
- }
-
- return stylable;
- },
-
-
- /**
- * Check if the selected component is stylable with this property
- * The target could be the Component as the CSS Rule
- * @return {Boolean}
- */
- isComponentStylable: function isComponentStylable() {
- var em = this.em;
- var component = em && em.getSelected();
-
- if (!component) {
- return true;
- }
-
- return this.isTargetStylable(component);
- },
-
-
- /**
- * Passed a raw value you have to update the input element, generally
- * is the value fetched from targets, so you can receive values with
- * functions, units, etc. (eg. `rotateY(45deg)`)
- * get also
- * @param {string} value
- * @private
- */
- setRawValue: function setRawValue(value) {
- this.setValue(this.model.parseValue(value));
- },
-
-
- /**
- * Update the element input.
- * Usually the value is a result of `model.getFullValue()`
- * @param {String} value The value from the model
- * */
- setValue: function setValue(value) {
- var model = this.model;
- var val = (0, _underscore.isUndefined)(value) ? model.getDefaultValue() : value;
- var input = this.getInputEl();
- input && (input.value = val);
- },
- getInputEl: function getInputEl() {
- if (!this.input) {
- this.input = this.el.querySelector('input');
- }
-
- return this.input;
- },
- updateVisibility: function updateVisibility() {
- this.el.style.display = this.model.get('visible') ? 'block' : 'none';
- },
- show: function show() {
- this.model.set('visible', 1);
- },
- hide: function hide() {
- this.model.set('visible', 0);
- },
-
-
- /**
- * Clean input
- * */
- cleanValue: function cleanValue() {
- this.setValue('');
- },
- render: function render() {
- var pfx = this.pfx;
- var model = this.model;
- var el = this.el;
- el.innerHTML = this.template(model);
- el.className = pfx + 'property ' + pfx + model.get('type');
- this.updateStatus();
-
- var onRender = this.onRender && this.onRender.bind(this);
- onRender && onRender();
- this.setValue(model.get('value'), { targetUpdate: 1 });
- }
-});
-
-/***/ }),
-/* 6 */
-/***/ (function(module, exports, __webpack_require__) {
-
-// CodeMirror, copyright (c) by Marijn Haverbeke and others
-// Distributed under an MIT license: http://codemirror.net/LICENSE
-
-// This is CodeMirror (http://codemirror.net), a code editor
-// implemented in JavaScript on top of the browser's DOM.
-//
-// You can find some technical background for some of the code below
-// at http://marijnhaverbeke.nl/blog/#cm-internals .
-
-(function (global, factory) {
- true ? module.exports = factory() :
- typeof define === 'function' && define.amd ? define(factory) :
- (global.CodeMirror = factory());
-}(this, (function () { 'use strict';
-
-// Kludges for bugs and behavior differences that can't be feature
-// detected are enabled based on userAgent etc sniffing.
-var userAgent = navigator.userAgent;
-var platform = navigator.platform;
-
-var gecko = /gecko\/\d/i.test(userAgent);
-var ie_upto10 = /MSIE \d/.test(userAgent);
-var ie_11up = /Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(userAgent);
-var edge = /Edge\/(\d+)/.exec(userAgent);
-var ie = ie_upto10 || ie_11up || edge;
-var ie_version = ie && (ie_upto10 ? document.documentMode || 6 : +(edge || ie_11up)[1]);
-var webkit = !edge && /WebKit\//.test(userAgent);
-var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(userAgent);
-var chrome = !edge && /Chrome\//.test(userAgent);
-var presto = /Opera\//.test(userAgent);
-var safari = /Apple Computer/.test(navigator.vendor);
-var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(userAgent);
-var phantom = /PhantomJS/.test(userAgent);
-
-var ios = !edge && /AppleWebKit/.test(userAgent) && /Mobile\/\w+/.test(userAgent);
-var android = /Android/.test(userAgent);
-// This is woefully incomplete. Suggestions for alternative methods welcome.
-var mobile = ios || android || /webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(userAgent);
-var mac = ios || /Mac/.test(platform);
-var chromeOS = /\bCrOS\b/.test(userAgent);
-var windows = /win/i.test(platform);
-
-var presto_version = presto && userAgent.match(/Version\/(\d*\.\d*)/);
-if (presto_version) { presto_version = Number(presto_version[1]); }
-if (presto_version && presto_version >= 15) { presto = false; webkit = true; }
-// Some browsers use the wrong event properties to signal cmd/ctrl on OS X
-var flipCtrlCmd = mac && (qtwebkit || presto && (presto_version == null || presto_version < 12.11));
-var captureRightClick = gecko || (ie && ie_version >= 9);
-
-function classTest(cls) { return new RegExp("(^|\\s)" + cls + "(?:$|\\s)\\s*") }
-
-var rmClass = function(node, cls) {
- var current = node.className;
- var match = classTest(cls).exec(current);
- if (match) {
- var after = current.slice(match.index + match[0].length);
- node.className = current.slice(0, match.index) + (after ? match[1] + after : "");
- }
-};
-
-function removeChildren(e) {
- for (var count = e.childNodes.length; count > 0; --count)
- { e.removeChild(e.firstChild); }
- return e
-}
-
-function removeChildrenAndAdd(parent, e) {
- return removeChildren(parent).appendChild(e)
-}
-
-function elt(tag, content, className, style) {
- var e = document.createElement(tag);
- if (className) { e.className = className; }
- if (style) { e.style.cssText = style; }
- if (typeof content == "string") { e.appendChild(document.createTextNode(content)); }
- else if (content) { for (var i = 0; i < content.length; ++i) { e.appendChild(content[i]); } }
- return e
-}
-// wrapper for elt, which removes the elt from the accessibility tree
-function eltP(tag, content, className, style) {
- var e = elt(tag, content, className, style);
- e.setAttribute("role", "presentation");
- return e
-}
-
-var range;
-if (document.createRange) { range = function(node, start, end, endNode) {
- var r = document.createRange();
- r.setEnd(endNode || node, end);
- r.setStart(node, start);
- return r
-}; }
-else { range = function(node, start, end) {
- var r = document.body.createTextRange();
- try { r.moveToElementText(node.parentNode); }
- catch(e) { return r }
- r.collapse(true);
- r.moveEnd("character", end);
- r.moveStart("character", start);
- return r
-}; }
-
-function contains(parent, child) {
- if (child.nodeType == 3) // Android browser always returns false when child is a textnode
- { child = child.parentNode; }
- if (parent.contains)
- { return parent.contains(child) }
- do {
- if (child.nodeType == 11) { child = child.host; }
- if (child == parent) { return true }
- } while (child = child.parentNode)
-}
-
-function activeElt() {
- // IE and Edge may throw an "Unspecified Error" when accessing document.activeElement.
- // IE < 10 will throw when accessed while the page is loading or in an iframe.
- // IE > 9 and Edge will throw when accessed in an iframe if document.body is unavailable.
- var activeElement;
- try {
- activeElement = document.activeElement;
- } catch(e) {
- activeElement = document.body || null;
- }
- while (activeElement && activeElement.shadowRoot && activeElement.shadowRoot.activeElement)
- { activeElement = activeElement.shadowRoot.activeElement; }
- return activeElement
-}
-
-function addClass(node, cls) {
- var current = node.className;
- if (!classTest(cls).test(current)) { node.className += (current ? " " : "") + cls; }
-}
-function joinClasses(a, b) {
- var as = a.split(" ");
- for (var i = 0; i < as.length; i++)
- { if (as[i] && !classTest(as[i]).test(b)) { b += " " + as[i]; } }
- return b
-}
-
-var selectInput = function(node) { node.select(); };
-if (ios) // Mobile Safari apparently has a bug where select() is broken.
- { selectInput = function(node) { node.selectionStart = 0; node.selectionEnd = node.value.length; }; }
-else if (ie) // Suppress mysterious IE10 errors
- { selectInput = function(node) { try { node.select(); } catch(_e) {} }; }
-
-function bind(f) {
- var args = Array.prototype.slice.call(arguments, 1);
- return function(){return f.apply(null, args)}
-}
-
-function copyObj(obj, target, overwrite) {
- if (!target) { target = {}; }
- for (var prop in obj)
- { if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop)))
- { target[prop] = obj[prop]; } }
- return target
-}
-
-// Counts the column offset in a string, taking tabs into account.
-// Used mostly to find indentation.
-function countColumn(string, end, tabSize, startIndex, startValue) {
- if (end == null) {
- end = string.search(/[^\s\u00a0]/);
- if (end == -1) { end = string.length; }
- }
- for (var i = startIndex || 0, n = startValue || 0;;) {
- var nextTab = string.indexOf("\t", i);
- if (nextTab < 0 || nextTab >= end)
- { return n + (end - i) }
- n += nextTab - i;
- n += tabSize - (n % tabSize);
- i = nextTab + 1;
- }
-}
-
-var Delayed = function() {this.id = null;};
-Delayed.prototype.set = function (ms, f) {
- clearTimeout(this.id);
- this.id = setTimeout(f, ms);
-};
-
-function indexOf(array, elt) {
- for (var i = 0; i < array.length; ++i)
- { if (array[i] == elt) { return i } }
- return -1
-}
-
-// Number of pixels added to scroller and sizer to hide scrollbar
-var scrollerGap = 30;
-
-// Returned or thrown by various protocols to signal 'I'm not
-// handling this'.
-var Pass = {toString: function(){return "CodeMirror.Pass"}};
-
-// Reused option objects for setSelection & friends
-var sel_dontScroll = {scroll: false};
-var sel_mouse = {origin: "*mouse"};
-var sel_move = {origin: "+move"};
-
-// The inverse of countColumn -- find the offset that corresponds to
-// a particular column.
-function findColumn(string, goal, tabSize) {
- for (var pos = 0, col = 0;;) {
- var nextTab = string.indexOf("\t", pos);
- if (nextTab == -1) { nextTab = string.length; }
- var skipped = nextTab - pos;
- if (nextTab == string.length || col + skipped >= goal)
- { return pos + Math.min(skipped, goal - col) }
- col += nextTab - pos;
- col += tabSize - (col % tabSize);
- pos = nextTab + 1;
- if (col >= goal) { return pos }
- }
-}
-
-var spaceStrs = [""];
-function spaceStr(n) {
- while (spaceStrs.length <= n)
- { spaceStrs.push(lst(spaceStrs) + " "); }
- return spaceStrs[n]
-}
-
-function lst(arr) { return arr[arr.length-1] }
-
-function map(array, f) {
- var out = [];
- for (var i = 0; i < array.length; i++) { out[i] = f(array[i], i); }
- return out
-}
-
-function insertSorted(array, value, score) {
- var pos = 0, priority = score(value);
- while (pos < array.length && score(array[pos]) <= priority) { pos++; }
- array.splice(pos, 0, value);
-}
-
-function nothing() {}
-
-function createObj(base, props) {
- var inst;
- if (Object.create) {
- inst = Object.create(base);
- } else {
- nothing.prototype = base;
- inst = new nothing();
- }
- if (props) { copyObj(props, inst); }
- return inst
-}
-
-var nonASCIISingleCaseWordChar = /[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;
-function isWordCharBasic(ch) {
- return /\w/.test(ch) || ch > "\x80" &&
- (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch))
-}
-function isWordChar(ch, helper) {
- if (!helper) { return isWordCharBasic(ch) }
- if (helper.source.indexOf("\\w") > -1 && isWordCharBasic(ch)) { return true }
- return helper.test(ch)
-}
-
-function isEmpty(obj) {
- for (var n in obj) { if (obj.hasOwnProperty(n) && obj[n]) { return false } }
- return true
-}
-
-// Extending unicode characters. A series of a non-extending char +
-// any number of extending chars is treated as a single unit as far
-// as editing and measuring is concerned. This is not fully correct,
-// since some scripts/fonts/browsers also treat other configurations
-// of code points as a group.
-var extendingChars = /[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/;
-function isExtendingChar(ch) { return ch.charCodeAt(0) >= 768 && extendingChars.test(ch) }
-
-// Returns a number from the range [`0`; `str.length`] unless `pos` is outside that range.
-function skipExtendingChars(str, pos, dir) {
- while ((dir < 0 ? pos > 0 : pos < str.length) && isExtendingChar(str.charAt(pos))) { pos += dir; }
- return pos
-}
-
-// Returns the value from the range [`from`; `to`] that satisfies
-// `pred` and is closest to `from`. Assumes that at least `to`
-// satisfies `pred`. Supports `from` being greater than `to`.
-function findFirst(pred, from, to) {
- // At any point we are certain `to` satisfies `pred`, don't know
- // whether `from` does.
- var dir = from > to ? -1 : 1;
- for (;;) {
- if (from == to) { return from }
- var midF = (from + to) / 2, mid = dir < 0 ? Math.ceil(midF) : Math.floor(midF);
- if (mid == from) { return pred(mid) ? from : to }
- if (pred(mid)) { to = mid; }
- else { from = mid + dir; }
- }
-}
-
-// The display handles the DOM integration, both for input reading
-// and content drawing. It holds references to DOM nodes and
-// display-related state.
-
-function Display(place, doc, input) {
- var d = this;
- this.input = input;
-
- // Covers bottom-right square when both scrollbars are present.
- d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler");
- d.scrollbarFiller.setAttribute("cm-not-content", "true");
- // Covers bottom of gutter when coverGutterNextToScrollbar is on
- // and h scrollbar is present.
- d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler");
- d.gutterFiller.setAttribute("cm-not-content", "true");
- // Will contain the actual code, positioned to cover the viewport.
- d.lineDiv = eltP("div", null, "CodeMirror-code");
- // Elements are added to these to represent selection and cursors.
- d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1");
- d.cursorDiv = elt("div", null, "CodeMirror-cursors");
- // A visibility: hidden element used to find the size of things.
- d.measure = elt("div", null, "CodeMirror-measure");
- // When lines outside of the viewport are measured, they are drawn in this.
- d.lineMeasure = elt("div", null, "CodeMirror-measure");
- // Wraps everything that needs to exist inside the vertically-padded coordinate system
- d.lineSpace = eltP("div", [d.measure, d.lineMeasure, d.selectionDiv, d.cursorDiv, d.lineDiv],
- null, "position: relative; outline: none");
- var lines = eltP("div", [d.lineSpace], "CodeMirror-lines");
- // Moved around its parent to cover visible view.
- d.mover = elt("div", [lines], null, "position: relative");
- // Set to the height of the document, allowing scrolling.
- d.sizer = elt("div", [d.mover], "CodeMirror-sizer");
- d.sizerWidth = null;
- // Behavior of elts with overflow: auto and padding is
- // inconsistent across browsers. This is used to ensure the
- // scrollable area is big enough.
- d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerGap + "px; width: 1px;");
- // Will contain the gutters, if any.
- d.gutters = elt("div", null, "CodeMirror-gutters");
- d.lineGutter = null;
- // Actual scrollable element.
- d.scroller = elt("div", [d.sizer, d.heightForcer, d.gutters], "CodeMirror-scroll");
- d.scroller.setAttribute("tabIndex", "-1");
- // The element in which the editor lives.
- d.wrapper = elt("div", [d.scrollbarFiller, d.gutterFiller, d.scroller], "CodeMirror");
-
- // Work around IE7 z-index bug (not perfect, hence IE7 not really being supported)
- if (ie && ie_version < 8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; }
- if (!webkit && !(gecko && mobile)) { d.scroller.draggable = true; }
-
- if (place) {
- if (place.appendChild) { place.appendChild(d.wrapper); }
- else { place(d.wrapper); }
- }
-
- // Current rendered range (may be bigger than the view window).
- d.viewFrom = d.viewTo = doc.first;
- d.reportedViewFrom = d.reportedViewTo = doc.first;
- // Information about the rendered lines.
- d.view = [];
- d.renderedView = null;
- // Holds info about a single rendered line when it was rendered
- // for measurement, while not in view.
- d.externalMeasured = null;
- // Empty space (in pixels) above the view
- d.viewOffset = 0;
- d.lastWrapHeight = d.lastWrapWidth = 0;
- d.updateLineNumbers = null;
-
- d.nativeBarWidth = d.barHeight = d.barWidth = 0;
- d.scrollbarsClipped = false;
-
- // Used to only resize the line number gutter when necessary (when
- // the amount of lines crosses a boundary that makes its width change)
- d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null;
- // Set to true when a non-horizontal-scrolling line widget is
- // added. As an optimization, line widget aligning is skipped when
- // this is false.
- d.alignWidgets = false;
-
- d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
-
- // Tracks the maximum line length so that the horizontal scrollbar
- // can be kept static when scrolling.
- d.maxLine = null;
- d.maxLineLength = 0;
- d.maxLineChanged = false;
-
- // Used for measuring wheel scrolling granularity
- d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null;
-
- // True when shift is held down.
- d.shift = false;
-
- // Used to track whether anything happened since the context menu
- // was opened.
- d.selForContextMenu = null;
-
- d.activeTouch = null;
-
- input.init(d);
-}
-
-// Find the line object corresponding to the given line number.
-function getLine(doc, n) {
- n -= doc.first;
- if (n < 0 || n >= doc.size) { throw new Error("There is no line " + (n + doc.first) + " in the document.") }
- var chunk = doc;
- while (!chunk.lines) {
- for (var i = 0;; ++i) {
- var child = chunk.children[i], sz = child.chunkSize();
- if (n < sz) { chunk = child; break }
- n -= sz;
- }
- }
- return chunk.lines[n]
-}
-
-// Get the part of a document between two positions, as an array of
-// strings.
-function getBetween(doc, start, end) {
- var out = [], n = start.line;
- doc.iter(start.line, end.line + 1, function (line) {
- var text = line.text;
- if (n == end.line) { text = text.slice(0, end.ch); }
- if (n == start.line) { text = text.slice(start.ch); }
- out.push(text);
- ++n;
- });
- return out
-}
-// Get the lines between from and to, as array of strings.
-function getLines(doc, from, to) {
- var out = [];
- doc.iter(from, to, function (line) { out.push(line.text); }); // iter aborts when callback returns truthy value
- return out
-}
-
-// Update the height of a line, propagating the height change
-// upwards to parent nodes.
-function updateLineHeight(line, height) {
- var diff = height - line.height;
- if (diff) { for (var n = line; n; n = n.parent) { n.height += diff; } }
-}
-
-// Given a line object, find its line number by walking up through
-// its parent links.
-function lineNo(line) {
- if (line.parent == null) { return null }
- var cur = line.parent, no = indexOf(cur.lines, line);
- for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) {
- for (var i = 0;; ++i) {
- if (chunk.children[i] == cur) { break }
- no += chunk.children[i].chunkSize();
- }
- }
- return no + cur.first
-}
-
-// Find the line at the given vertical position, using the height
-// information in the document tree.
-function lineAtHeight(chunk, h) {
- var n = chunk.first;
- outer: do {
- for (var i$1 = 0; i$1 < chunk.children.length; ++i$1) {
- var child = chunk.children[i$1], ch = child.height;
- if (h < ch) { chunk = child; continue outer }
- h -= ch;
- n += child.chunkSize();
- }
- return n
- } while (!chunk.lines)
- var i = 0;
- for (; i < chunk.lines.length; ++i) {
- var line = chunk.lines[i], lh = line.height;
- if (h < lh) { break }
- h -= lh;
- }
- return n + i
-}
-
-function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size}
-
-function lineNumberFor(options, i) {
- return String(options.lineNumberFormatter(i + options.firstLineNumber))
-}
-
-// A Pos instance represents a position within the text.
-function Pos(line, ch, sticky) {
- if ( sticky === void 0 ) sticky = null;
-
- if (!(this instanceof Pos)) { return new Pos(line, ch, sticky) }
- this.line = line;
- this.ch = ch;
- this.sticky = sticky;
-}
-
-// Compare two positions, return 0 if they are the same, a negative
-// number when a is less, and a positive number otherwise.
-function cmp(a, b) { return a.line - b.line || a.ch - b.ch }
-
-function equalCursorPos(a, b) { return a.sticky == b.sticky && cmp(a, b) == 0 }
-
-function copyPos(x) {return Pos(x.line, x.ch)}
-function maxPos(a, b) { return cmp(a, b) < 0 ? b : a }
-function minPos(a, b) { return cmp(a, b) < 0 ? a : b }
-
-// Most of the external API clips given positions to make sure they
-// actually exist within the document.
-function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1))}
-function clipPos(doc, pos) {
- if (pos.line < doc.first) { return Pos(doc.first, 0) }
- var last = doc.first + doc.size - 1;
- if (pos.line > last) { return Pos(last, getLine(doc, last).text.length) }
- return clipToLen(pos, getLine(doc, pos.line).text.length)
-}
-function clipToLen(pos, linelen) {
- var ch = pos.ch;
- if (ch == null || ch > linelen) { return Pos(pos.line, linelen) }
- else if (ch < 0) { return Pos(pos.line, 0) }
- else { return pos }
-}
-function clipPosArray(doc, array) {
- var out = [];
- for (var i = 0; i < array.length; i++) { out[i] = clipPos(doc, array[i]); }
- return out
-}
-
-// Optimize some code when these features are not used.
-var sawReadOnlySpans = false;
-var sawCollapsedSpans = false;
-
-function seeReadOnlySpans() {
- sawReadOnlySpans = true;
-}
-
-function seeCollapsedSpans() {
- sawCollapsedSpans = true;
-}
-
-// TEXTMARKER SPANS
-
-function MarkedSpan(marker, from, to) {
- this.marker = marker;
- this.from = from; this.to = to;
-}
-
-// Search an array of spans for a span matching the given marker.
-function getMarkedSpanFor(spans, marker) {
- if (spans) { for (var i = 0; i < spans.length; ++i) {
- var span = spans[i];
- if (span.marker == marker) { return span }
- } }
-}
-// Remove a span from an array, returning undefined if no spans are
-// left (we don't store arrays for lines without spans).
-function removeMarkedSpan(spans, span) {
- var r;
- for (var i = 0; i < spans.length; ++i)
- { if (spans[i] != span) { (r || (r = [])).push(spans[i]); } }
- return r
-}
-// Add a span to a line.
-function addMarkedSpan(line, span) {
- line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span];
- span.marker.attachLine(line);
-}
-
-// Used for the algorithm that adjusts markers for a change in the
-// document. These functions cut an array of spans at a given
-// character position, returning an array of remaining chunks (or
-// undefined if nothing remains).
-function markedSpansBefore(old, startCh, isInsert) {
- var nw;
- if (old) { for (var i = 0; i < old.length; ++i) {
- var span = old[i], marker = span.marker;
- var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh);
- if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) {
- var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh);(nw || (nw = [])).push(new MarkedSpan(marker, span.from, endsAfter ? null : span.to));
- }
- } }
- return nw
-}
-function markedSpansAfter(old, endCh, isInsert) {
- var nw;
- if (old) { for (var i = 0; i < old.length; ++i) {
- var span = old[i], marker = span.marker;
- var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh);
- if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) {
- var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh);(nw || (nw = [])).push(new MarkedSpan(marker, startsBefore ? null : span.from - endCh,
- span.to == null ? null : span.to - endCh));
- }
- } }
- return nw
-}
-
-// Given a change object, compute the new set of marker spans that
-// cover the line in which the change took place. Removes spans
-// entirely within the change, reconnects spans belonging to the
-// same marker that appear on both sides of the change, and cuts off
-// spans partially within the change. Returns an array of span
-// arrays with one element for each line in (after) the change.
-function stretchSpansOverChange(doc, change) {
- if (change.full) { return null }
- var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans;
- var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans;
- if (!oldFirst && !oldLast) { return null }
-
- var startCh = change.from.ch, endCh = change.to.ch, isInsert = cmp(change.from, change.to) == 0;
- // Get the spans that 'stick out' on both sides
- var first = markedSpansBefore(oldFirst, startCh, isInsert);
- var last = markedSpansAfter(oldLast, endCh, isInsert);
-
- // Next, merge those two ends
- var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0);
- if (first) {
- // Fix up .to properties of first
- for (var i = 0; i < first.length; ++i) {
- var span = first[i];
- if (span.to == null) {
- var found = getMarkedSpanFor(last, span.marker);
- if (!found) { span.to = startCh; }
- else if (sameLine) { span.to = found.to == null ? null : found.to + offset; }
- }
- }
- }
- if (last) {
- // Fix up .from in last (or move them into first in case of sameLine)
- for (var i$1 = 0; i$1 < last.length; ++i$1) {
- var span$1 = last[i$1];
- if (span$1.to != null) { span$1.to += offset; }
- if (span$1.from == null) {
- var found$1 = getMarkedSpanFor(first, span$1.marker);
- if (!found$1) {
- span$1.from = offset;
- if (sameLine) { (first || (first = [])).push(span$1); }
- }
- } else {
- span$1.from += offset;
- if (sameLine) { (first || (first = [])).push(span$1); }
- }
- }
- }
- // Make sure we didn't create any zero-length spans
- if (first) { first = clearEmptySpans(first); }
- if (last && last != first) { last = clearEmptySpans(last); }
-
- var newMarkers = [first];
- if (!sameLine) {
- // Fill gap with whole-line-spans
- var gap = change.text.length - 2, gapMarkers;
- if (gap > 0 && first)
- { for (var i$2 = 0; i$2 < first.length; ++i$2)
- { if (first[i$2].to == null)
- { (gapMarkers || (gapMarkers = [])).push(new MarkedSpan(first[i$2].marker, null, null)); } } }
- for (var i$3 = 0; i$3 < gap; ++i$3)
- { newMarkers.push(gapMarkers); }
- newMarkers.push(last);
- }
- return newMarkers
-}
-
-// Remove spans that are empty and don't have a clearWhenEmpty
-// option of false.
-function clearEmptySpans(spans) {
- for (var i = 0; i < spans.length; ++i) {
- var span = spans[i];
- if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false)
- { spans.splice(i--, 1); }
- }
- if (!spans.length) { return null }
- return spans
-}
-
-// Used to 'clip' out readOnly ranges when making a change.
-function removeReadOnlyRanges(doc, from, to) {
- var markers = null;
- doc.iter(from.line, to.line + 1, function (line) {
- if (line.markedSpans) { for (var i = 0; i < line.markedSpans.length; ++i) {
- var mark = line.markedSpans[i].marker;
- if (mark.readOnly && (!markers || indexOf(markers, mark) == -1))
- { (markers || (markers = [])).push(mark); }
- } }
- });
- if (!markers) { return null }
- var parts = [{from: from, to: to}];
- for (var i = 0; i < markers.length; ++i) {
- var mk = markers[i], m = mk.find(0);
- for (var j = 0; j < parts.length; ++j) {
- var p = parts[j];
- if (cmp(p.to, m.from) < 0 || cmp(p.from, m.to) > 0) { continue }
- var newParts = [j, 1], dfrom = cmp(p.from, m.from), dto = cmp(p.to, m.to);
- if (dfrom < 0 || !mk.inclusiveLeft && !dfrom)
- { newParts.push({from: p.from, to: m.from}); }
- if (dto > 0 || !mk.inclusiveRight && !dto)
- { newParts.push({from: m.to, to: p.to}); }
- parts.splice.apply(parts, newParts);
- j += newParts.length - 3;
- }
- }
- return parts
-}
-
-// Connect or disconnect spans from a line.
-function detachMarkedSpans(line) {
- var spans = line.markedSpans;
- if (!spans) { return }
- for (var i = 0; i < spans.length; ++i)
- { spans[i].marker.detachLine(line); }
- line.markedSpans = null;
-}
-function attachMarkedSpans(line, spans) {
- if (!spans) { return }
- for (var i = 0; i < spans.length; ++i)
- { spans[i].marker.attachLine(line); }
- line.markedSpans = spans;
-}
-
-// Helpers used when computing which overlapping collapsed span
-// counts as the larger one.
-function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0 }
-function extraRight(marker) { return marker.inclusiveRight ? 1 : 0 }
-
-// Returns a number indicating which of two overlapping collapsed
-// spans is larger (and thus includes the other). Falls back to
-// comparing ids when the spans cover exactly the same range.
-function compareCollapsedMarkers(a, b) {
- var lenDiff = a.lines.length - b.lines.length;
- if (lenDiff != 0) { return lenDiff }
- var aPos = a.find(), bPos = b.find();
- var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b);
- if (fromCmp) { return -fromCmp }
- var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b);
- if (toCmp) { return toCmp }
- return b.id - a.id
-}
-
-// Find out whether a line ends or starts in a collapsed span. If
-// so, return the marker for that span.
-function collapsedSpanAtSide(line, start) {
- var sps = sawCollapsedSpans && line.markedSpans, found;
- if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) {
- sp = sps[i];
- if (sp.marker.collapsed && (start ? sp.from : sp.to) == null &&
- (!found || compareCollapsedMarkers(found, sp.marker) < 0))
- { found = sp.marker; }
- } }
- return found
-}
-function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true) }
-function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false) }
-
-function collapsedSpanAround(line, ch) {
- var sps = sawCollapsedSpans && line.markedSpans, found;
- if (sps) { for (var i = 0; i < sps.length; ++i) {
- var sp = sps[i];
- if (sp.marker.collapsed && (sp.from == null || sp.from < ch) && (sp.to == null || sp.to > ch) &&
- (!found || compareCollapsedMarkers(found, sp.marker) < 0)) { found = sp.marker; }
- } }
- return found
-}
-
-// Test whether there exists a collapsed span that partially
-// overlaps (covers the start or end, but not both) of a new span.
-// Such overlap is not allowed.
-function conflictingCollapsedRange(doc, lineNo$$1, from, to, marker) {
- var line = getLine(doc, lineNo$$1);
- var sps = sawCollapsedSpans && line.markedSpans;
- if (sps) { for (var i = 0; i < sps.length; ++i) {
- var sp = sps[i];
- if (!sp.marker.collapsed) { continue }
- var found = sp.marker.find(0);
- var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker);
- var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker);
- if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) { continue }
- if (fromCmp <= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.to, from) >= 0 : cmp(found.to, from) > 0) ||
- fromCmp >= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.from, to) <= 0 : cmp(found.from, to) < 0))
- { return true }
- } }
-}
-
-// A visual line is a line as drawn on the screen. Folding, for
-// example, can cause multiple logical lines to appear on the same
-// visual line. This finds the start of the visual line that the
-// given line is part of (usually that is the line itself).
-function visualLine(line) {
- var merged;
- while (merged = collapsedSpanAtStart(line))
- { line = merged.find(-1, true).line; }
- return line
-}
-
-function visualLineEnd(line) {
- var merged;
- while (merged = collapsedSpanAtEnd(line))
- { line = merged.find(1, true).line; }
- return line
-}
-
-// Returns an array of logical lines that continue the visual line
-// started by the argument, or undefined if there are no such lines.
-function visualLineContinued(line) {
- var merged, lines;
- while (merged = collapsedSpanAtEnd(line)) {
- line = merged.find(1, true).line
- ;(lines || (lines = [])).push(line);
- }
- return lines
-}
-
-// Get the line number of the start of the visual line that the
-// given line number is part of.
-function visualLineNo(doc, lineN) {
- var line = getLine(doc, lineN), vis = visualLine(line);
- if (line == vis) { return lineN }
- return lineNo(vis)
-}
-
-// Get the line number of the start of the next visual line after
-// the given line.
-function visualLineEndNo(doc, lineN) {
- if (lineN > doc.lastLine()) { return lineN }
- var line = getLine(doc, lineN), merged;
- if (!lineIsHidden(doc, line)) { return lineN }
- while (merged = collapsedSpanAtEnd(line))
- { line = merged.find(1, true).line; }
- return lineNo(line) + 1
-}
-
-// Compute whether a line is hidden. Lines count as hidden when they
-// are part of a visual line that starts with another line, or when
-// they are entirely covered by collapsed, non-widget span.
-function lineIsHidden(doc, line) {
- var sps = sawCollapsedSpans && line.markedSpans;
- if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) {
- sp = sps[i];
- if (!sp.marker.collapsed) { continue }
- if (sp.from == null) { return true }
- if (sp.marker.widgetNode) { continue }
- if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp))
- { return true }
- } }
-}
-function lineIsHiddenInner(doc, line, span) {
- if (span.to == null) {
- var end = span.marker.find(1, true);
- return lineIsHiddenInner(doc, end.line, getMarkedSpanFor(end.line.markedSpans, span.marker))
- }
- if (span.marker.inclusiveRight && span.to == line.text.length)
- { return true }
- for (var sp = (void 0), i = 0; i < line.markedSpans.length; ++i) {
- sp = line.markedSpans[i];
- if (sp.marker.collapsed && !sp.marker.widgetNode && sp.from == span.to &&
- (sp.to == null || sp.to != span.from) &&
- (sp.marker.inclusiveLeft || span.marker.inclusiveRight) &&
- lineIsHiddenInner(doc, line, sp)) { return true }
- }
-}
-
-// Find the height above the given line.
-function heightAtLine(lineObj) {
- lineObj = visualLine(lineObj);
-
- var h = 0, chunk = lineObj.parent;
- for (var i = 0; i < chunk.lines.length; ++i) {
- var line = chunk.lines[i];
- if (line == lineObj) { break }
- else { h += line.height; }
- }
- for (var p = chunk.parent; p; chunk = p, p = chunk.parent) {
- for (var i$1 = 0; i$1 < p.children.length; ++i$1) {
- var cur = p.children[i$1];
- if (cur == chunk) { break }
- else { h += cur.height; }
- }
- }
- return h
-}
-
-// Compute the character length of a line, taking into account
-// collapsed ranges (see markText) that might hide parts, and join
-// other lines onto it.
-function lineLength(line) {
- if (line.height == 0) { return 0 }
- var len = line.text.length, merged, cur = line;
- while (merged = collapsedSpanAtStart(cur)) {
- var found = merged.find(0, true);
- cur = found.from.line;
- len += found.from.ch - found.to.ch;
- }
- cur = line;
- while (merged = collapsedSpanAtEnd(cur)) {
- var found$1 = merged.find(0, true);
- len -= cur.text.length - found$1.from.ch;
- cur = found$1.to.line;
- len += cur.text.length - found$1.to.ch;
- }
- return len
-}
-
-// Find the longest line in the document.
-function findMaxLine(cm) {
- var d = cm.display, doc = cm.doc;
- d.maxLine = getLine(doc, doc.first);
- d.maxLineLength = lineLength(d.maxLine);
- d.maxLineChanged = true;
- doc.iter(function (line) {
- var len = lineLength(line);
- if (len > d.maxLineLength) {
- d.maxLineLength = len;
- d.maxLine = line;
- }
- });
-}
-
-// BIDI HELPERS
-
-function iterateBidiSections(order, from, to, f) {
- if (!order) { return f(from, to, "ltr", 0) }
- var found = false;
- for (var i = 0; i < order.length; ++i) {
- var part = order[i];
- if (part.from < to && part.to > from || from == to && part.to == from) {
- f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr", i);
- found = true;
- }
- }
- if (!found) { f(from, to, "ltr"); }
-}
-
-var bidiOther = null;
-function getBidiPartAt(order, ch, sticky) {
- var found;
- bidiOther = null;
- for (var i = 0; i < order.length; ++i) {
- var cur = order[i];
- if (cur.from < ch && cur.to > ch) { return i }
- if (cur.to == ch) {
- if (cur.from != cur.to && sticky == "before") { found = i; }
- else { bidiOther = i; }
- }
- if (cur.from == ch) {
- if (cur.from != cur.to && sticky != "before") { found = i; }
- else { bidiOther = i; }
- }
- }
- return found != null ? found : bidiOther
-}
-
-// Bidirectional ordering algorithm
-// See http://unicode.org/reports/tr9/tr9-13.html for the algorithm
-// that this (partially) implements.
-
-// One-char codes used for character types:
-// L (L): Left-to-Right
-// R (R): Right-to-Left
-// r (AL): Right-to-Left Arabic
-// 1 (EN): European Number
-// + (ES): European Number Separator
-// % (ET): European Number Terminator
-// n (AN): Arabic Number
-// , (CS): Common Number Separator
-// m (NSM): Non-Spacing Mark
-// b (BN): Boundary Neutral
-// s (B): Paragraph Separator
-// t (S): Segment Separator
-// w (WS): Whitespace
-// N (ON): Other Neutrals
-
-// Returns null if characters are ordered as they appear
-// (left-to-right), or an array of sections ({from, to, level}
-// objects) in the order in which they occur visually.
-var bidiOrdering = (function() {
- // Character types for codepoints 0 to 0xff
- var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN";
- // Character types for codepoints 0x600 to 0x6f9
- var arabicTypes = "nnnnnnNNr%%r,rNNmmmmmmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmmmnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmnNmmmmmmrrmmNmmmmrr1111111111";
- function charType(code) {
- if (code <= 0xf7) { return lowTypes.charAt(code) }
- else if (0x590 <= code && code <= 0x5f4) { return "R" }
- else if (0x600 <= code && code <= 0x6f9) { return arabicTypes.charAt(code - 0x600) }
- else if (0x6ee <= code && code <= 0x8ac) { return "r" }
- else if (0x2000 <= code && code <= 0x200b) { return "w" }
- else if (code == 0x200c) { return "b" }
- else { return "L" }
- }
-
- var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
- var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/;
-
- function BidiSpan(level, from, to) {
- this.level = level;
- this.from = from; this.to = to;
- }
-
- return function(str, direction) {
- var outerType = direction == "ltr" ? "L" : "R";
-
- if (str.length == 0 || direction == "ltr" && !bidiRE.test(str)) { return false }
- var len = str.length, types = [];
- for (var i = 0; i < len; ++i)
- { types.push(charType(str.charCodeAt(i))); }
-
- // W1. Examine each non-spacing mark (NSM) in the level run, and
- // change the type of the NSM to the type of the previous
- // character. If the NSM is at the start of the level run, it will
- // get the type of sor.
- for (var i$1 = 0, prev = outerType; i$1 < len; ++i$1) {
- var type = types[i$1];
- if (type == "m") { types[i$1] = prev; }
- else { prev = type; }
- }
-
- // W2. Search backwards from each instance of a European number
- // until the first strong type (R, L, AL, or sor) is found. If an
- // AL is found, change the type of the European number to Arabic
- // number.
- // W3. Change all ALs to R.
- for (var i$2 = 0, cur = outerType; i$2 < len; ++i$2) {
- var type$1 = types[i$2];
- if (type$1 == "1" && cur == "r") { types[i$2] = "n"; }
- else if (isStrong.test(type$1)) { cur = type$1; if (type$1 == "r") { types[i$2] = "R"; } }
- }
-
- // W4. A single European separator between two European numbers
- // changes to a European number. A single common separator between
- // two numbers of the same type changes to that type.
- for (var i$3 = 1, prev$1 = types[0]; i$3 < len - 1; ++i$3) {
- var type$2 = types[i$3];
- if (type$2 == "+" && prev$1 == "1" && types[i$3+1] == "1") { types[i$3] = "1"; }
- else if (type$2 == "," && prev$1 == types[i$3+1] &&
- (prev$1 == "1" || prev$1 == "n")) { types[i$3] = prev$1; }
- prev$1 = type$2;
- }
-
- // W5. A sequence of European terminators adjacent to European
- // numbers changes to all European numbers.
- // W6. Otherwise, separators and terminators change to Other
- // Neutral.
- for (var i$4 = 0; i$4 < len; ++i$4) {
- var type$3 = types[i$4];
- if (type$3 == ",") { types[i$4] = "N"; }
- else if (type$3 == "%") {
- var end = (void 0);
- for (end = i$4 + 1; end < len && types[end] == "%"; ++end) {}
- var replace = (i$4 && types[i$4-1] == "!") || (end < len && types[end] == "1") ? "1" : "N";
- for (var j = i$4; j < end; ++j) { types[j] = replace; }
- i$4 = end - 1;
- }
- }
-
- // W7. Search backwards from each instance of a European number
- // until the first strong type (R, L, or sor) is found. If an L is
- // found, then change the type of the European number to L.
- for (var i$5 = 0, cur$1 = outerType; i$5 < len; ++i$5) {
- var type$4 = types[i$5];
- if (cur$1 == "L" && type$4 == "1") { types[i$5] = "L"; }
- else if (isStrong.test(type$4)) { cur$1 = type$4; }
- }
-
- // N1. A sequence of neutrals takes the direction of the
- // surrounding strong text if the text on both sides has the same
- // direction. European and Arabic numbers act as if they were R in
- // terms of their influence on neutrals. Start-of-level-run (sor)
- // and end-of-level-run (eor) are used at level run boundaries.
- // N2. Any remaining neutrals take the embedding direction.
- for (var i$6 = 0; i$6 < len; ++i$6) {
- if (isNeutral.test(types[i$6])) {
- var end$1 = (void 0);
- for (end$1 = i$6 + 1; end$1 < len && isNeutral.test(types[end$1]); ++end$1) {}
- var before = (i$6 ? types[i$6-1] : outerType) == "L";
- var after = (end$1 < len ? types[end$1] : outerType) == "L";
- var replace$1 = before == after ? (before ? "L" : "R") : outerType;
- for (var j$1 = i$6; j$1 < end$1; ++j$1) { types[j$1] = replace$1; }
- i$6 = end$1 - 1;
- }
- }
-
- // Here we depart from the documented algorithm, in order to avoid
- // building up an actual levels array. Since there are only three
- // levels (0, 1, 2) in an implementation that doesn't take
- // explicit embedding into account, we can build up the order on
- // the fly, without following the level-based algorithm.
- var order = [], m;
- for (var i$7 = 0; i$7 < len;) {
- if (countsAsLeft.test(types[i$7])) {
- var start = i$7;
- for (++i$7; i$7 < len && countsAsLeft.test(types[i$7]); ++i$7) {}
- order.push(new BidiSpan(0, start, i$7));
- } else {
- var pos = i$7, at = order.length;
- for (++i$7; i$7 < len && types[i$7] != "L"; ++i$7) {}
- for (var j$2 = pos; j$2 < i$7;) {
- if (countsAsNum.test(types[j$2])) {
- if (pos < j$2) { order.splice(at, 0, new BidiSpan(1, pos, j$2)); }
- var nstart = j$2;
- for (++j$2; j$2 < i$7 && countsAsNum.test(types[j$2]); ++j$2) {}
- order.splice(at, 0, new BidiSpan(2, nstart, j$2));
- pos = j$2;
- } else { ++j$2; }
- }
- if (pos < i$7) { order.splice(at, 0, new BidiSpan(1, pos, i$7)); }
- }
- }
- if (direction == "ltr") {
- if (order[0].level == 1 && (m = str.match(/^\s+/))) {
- order[0].from = m[0].length;
- order.unshift(new BidiSpan(0, 0, m[0].length));
- }
- if (lst(order).level == 1 && (m = str.match(/\s+$/))) {
- lst(order).to -= m[0].length;
- order.push(new BidiSpan(0, len - m[0].length, len));
- }
- }
-
- return direction == "rtl" ? order.reverse() : order
- }
-})();
-
-// Get the bidi ordering for the given line (and cache it). Returns
-// false for lines that are fully left-to-right, and an array of
-// BidiSpan objects otherwise.
-function getOrder(line, direction) {
- var order = line.order;
- if (order == null) { order = line.order = bidiOrdering(line.text, direction); }
- return order
-}
-
-// EVENT HANDLING
-
-// Lightweight event framework. on/off also work on DOM nodes,
-// registering native DOM handlers.
-
-var noHandlers = [];
-
-var on = function(emitter, type, f) {
- if (emitter.addEventListener) {
- emitter.addEventListener(type, f, false);
- } else if (emitter.attachEvent) {
- emitter.attachEvent("on" + type, f);
- } else {
- var map$$1 = emitter._handlers || (emitter._handlers = {});
- map$$1[type] = (map$$1[type] || noHandlers).concat(f);
- }
-};
-
-function getHandlers(emitter, type) {
- return emitter._handlers && emitter._handlers[type] || noHandlers
-}
-
-function off(emitter, type, f) {
- if (emitter.removeEventListener) {
- emitter.removeEventListener(type, f, false);
- } else if (emitter.detachEvent) {
- emitter.detachEvent("on" + type, f);
- } else {
- var map$$1 = emitter._handlers, arr = map$$1 && map$$1[type];
- if (arr) {
- var index = indexOf(arr, f);
- if (index > -1)
- { map$$1[type] = arr.slice(0, index).concat(arr.slice(index + 1)); }
- }
- }
-}
-
-function signal(emitter, type /*, values...*/) {
- var handlers = getHandlers(emitter, type);
- if (!handlers.length) { return }
- var args = Array.prototype.slice.call(arguments, 2);
- for (var i = 0; i < handlers.length; ++i) { handlers[i].apply(null, args); }
-}
-
-// The DOM events that CodeMirror handles can be overridden by
-// registering a (non-DOM) handler on the editor for the event name,
-// and preventDefault-ing the event in that handler.
-function signalDOMEvent(cm, e, override) {
- if (typeof e == "string")
- { e = {type: e, preventDefault: function() { this.defaultPrevented = true; }}; }
- signal(cm, override || e.type, cm, e);
- return e_defaultPrevented(e) || e.codemirrorIgnore
-}
-
-function signalCursorActivity(cm) {
- var arr = cm._handlers && cm._handlers.cursorActivity;
- if (!arr) { return }
- var set = cm.curOp.cursorActivityHandlers || (cm.curOp.cursorActivityHandlers = []);
- for (var i = 0; i < arr.length; ++i) { if (indexOf(set, arr[i]) == -1)
- { set.push(arr[i]); } }
-}
-
-function hasHandler(emitter, type) {
- return getHandlers(emitter, type).length > 0
-}
-
-// Add on and off methods to a constructor's prototype, to make
-// registering events on such objects more convenient.
-function eventMixin(ctor) {
- ctor.prototype.on = function(type, f) {on(this, type, f);};
- ctor.prototype.off = function(type, f) {off(this, type, f);};
-}
-
-// Due to the fact that we still support jurassic IE versions, some
-// compatibility wrappers are needed.
-
-function e_preventDefault(e) {
- if (e.preventDefault) { e.preventDefault(); }
- else { e.returnValue = false; }
-}
-function e_stopPropagation(e) {
- if (e.stopPropagation) { e.stopPropagation(); }
- else { e.cancelBubble = true; }
-}
-function e_defaultPrevented(e) {
- return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false
-}
-function e_stop(e) {e_preventDefault(e); e_stopPropagation(e);}
-
-function e_target(e) {return e.target || e.srcElement}
-function e_button(e) {
- var b = e.which;
- if (b == null) {
- if (e.button & 1) { b = 1; }
- else if (e.button & 2) { b = 3; }
- else if (e.button & 4) { b = 2; }
- }
- if (mac && e.ctrlKey && b == 1) { b = 3; }
- return b
-}
-
-// Detect drag-and-drop
-var dragAndDrop = function() {
- // There is *some* kind of drag-and-drop support in IE6-8, but I
- // couldn't get it to work yet.
- if (ie && ie_version < 9) { return false }
- var div = elt('div');
- return "draggable" in div || "dragDrop" in div
-}();
-
-var zwspSupported;
-function zeroWidthElement(measure) {
- if (zwspSupported == null) {
- var test = elt("span", "\u200b");
- removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")]));
- if (measure.firstChild.offsetHeight != 0)
- { zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !(ie && ie_version < 8); }
- }
- var node = zwspSupported ? elt("span", "\u200b") :
- elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px");
- node.setAttribute("cm-text", "");
- return node
-}
-
-// Feature-detect IE's crummy client rect reporting for bidi text
-var badBidiRects;
-function hasBadBidiRects(measure) {
- if (badBidiRects != null) { return badBidiRects }
- var txt = removeChildrenAndAdd(measure, document.createTextNode("A\u062eA"));
- var r0 = range(txt, 0, 1).getBoundingClientRect();
- var r1 = range(txt, 1, 2).getBoundingClientRect();
- removeChildren(measure);
- if (!r0 || r0.left == r0.right) { return false } // Safari returns null in some cases (#2780)
- return badBidiRects = (r1.right - r0.right < 3)
-}
-
-// See if "".split is the broken IE version, if so, provide an
-// alternative way to split lines.
-var splitLinesAuto = "\n\nb".split(/\n/).length != 3 ? function (string) {
- var pos = 0, result = [], l = string.length;
- while (pos <= l) {
- var nl = string.indexOf("\n", pos);
- if (nl == -1) { nl = string.length; }
- var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl);
- var rt = line.indexOf("\r");
- if (rt != -1) {
- result.push(line.slice(0, rt));
- pos += rt + 1;
- } else {
- result.push(line);
- pos = nl + 1;
- }
- }
- return result
-} : function (string) { return string.split(/\r\n?|\n/); };
-
-var hasSelection = window.getSelection ? function (te) {
- try { return te.selectionStart != te.selectionEnd }
- catch(e) { return false }
-} : function (te) {
- var range$$1;
- try {range$$1 = te.ownerDocument.selection.createRange();}
- catch(e) {}
- if (!range$$1 || range$$1.parentElement() != te) { return false }
- return range$$1.compareEndPoints("StartToEnd", range$$1) != 0
-};
-
-var hasCopyEvent = (function () {
- var e = elt("div");
- if ("oncopy" in e) { return true }
- e.setAttribute("oncopy", "return;");
- return typeof e.oncopy == "function"
-})();
-
-var badZoomedRects = null;
-function hasBadZoomedRects(measure) {
- if (badZoomedRects != null) { return badZoomedRects }
- var node = removeChildrenAndAdd(measure, elt("span", "x"));
- var normal = node.getBoundingClientRect();
- var fromRange = range(node, 0, 1).getBoundingClientRect();
- return badZoomedRects = Math.abs(normal.left - fromRange.left) > 1
-}
-
-// Known modes, by name and by MIME
-var modes = {};
-var mimeModes = {};
-
-// Extra arguments are stored as the mode's dependencies, which is
-// used by (legacy) mechanisms like loadmode.js to automatically
-// load a mode. (Preferred mechanism is the require/define calls.)
-function defineMode(name, mode) {
- if (arguments.length > 2)
- { mode.dependencies = Array.prototype.slice.call(arguments, 2); }
- modes[name] = mode;
-}
-
-function defineMIME(mime, spec) {
- mimeModes[mime] = spec;
-}
-
-// Given a MIME type, a {name, ...options} config object, or a name
-// string, return a mode config object.
-function resolveMode(spec) {
- if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {
- spec = mimeModes[spec];
- } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {
- var found = mimeModes[spec.name];
- if (typeof found == "string") { found = {name: found}; }
- spec = createObj(found, spec);
- spec.name = found.name;
- } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) {
- return resolveMode("application/xml")
- } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+json$/.test(spec)) {
- return resolveMode("application/json")
- }
- if (typeof spec == "string") { return {name: spec} }
- else { return spec || {name: "null"} }
-}
-
-// Given a mode spec (anything that resolveMode accepts), find and
-// initialize an actual mode object.
-function getMode(options, spec) {
- spec = resolveMode(spec);
- var mfactory = modes[spec.name];
- if (!mfactory) { return getMode(options, "text/plain") }
- var modeObj = mfactory(options, spec);
- if (modeExtensions.hasOwnProperty(spec.name)) {
- var exts = modeExtensions[spec.name];
- for (var prop in exts) {
- if (!exts.hasOwnProperty(prop)) { continue }
- if (modeObj.hasOwnProperty(prop)) { modeObj["_" + prop] = modeObj[prop]; }
- modeObj[prop] = exts[prop];
- }
- }
- modeObj.name = spec.name;
- if (spec.helperType) { modeObj.helperType = spec.helperType; }
- if (spec.modeProps) { for (var prop$1 in spec.modeProps)
- { modeObj[prop$1] = spec.modeProps[prop$1]; } }
-
- return modeObj
-}
-
-// This can be used to attach properties to mode objects from
-// outside the actual mode definition.
-var modeExtensions = {};
-function extendMode(mode, properties) {
- var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
- copyObj(properties, exts);
-}
-
-function copyState(mode, state) {
- if (state === true) { return state }
- if (mode.copyState) { return mode.copyState(state) }
- var nstate = {};
- for (var n in state) {
- var val = state[n];
- if (val instanceof Array) { val = val.concat([]); }
- nstate[n] = val;
- }
- return nstate
-}
-
-// Given a mode and a state (for that mode), find the inner mode and
-// state at the position that the state refers to.
-function innerMode(mode, state) {
- var info;
- while (mode.innerMode) {
- info = mode.innerMode(state);
- if (!info || info.mode == mode) { break }
- state = info.state;
- mode = info.mode;
- }
- return info || {mode: mode, state: state}
-}
-
-function startState(mode, a1, a2) {
- return mode.startState ? mode.startState(a1, a2) : true
-}
-
-// STRING STREAM
-
-// Fed to the mode parsers, provides helper functions to make
-// parsers more succinct.
-
-var StringStream = function(string, tabSize, lineOracle) {
- this.pos = this.start = 0;
- this.string = string;
- this.tabSize = tabSize || 8;
- this.lastColumnPos = this.lastColumnValue = 0;
- this.lineStart = 0;
- this.lineOracle = lineOracle;
-};
-
-StringStream.prototype.eol = function () {return this.pos >= this.string.length};
-StringStream.prototype.sol = function () {return this.pos == this.lineStart};
-StringStream.prototype.peek = function () {return this.string.charAt(this.pos) || undefined};
-StringStream.prototype.next = function () {
- if (this.pos < this.string.length)
- { return this.string.charAt(this.pos++) }
-};
-StringStream.prototype.eat = function (match) {
- var ch = this.string.charAt(this.pos);
- var ok;
- if (typeof match == "string") { ok = ch == match; }
- else { ok = ch && (match.test ? match.test(ch) : match(ch)); }
- if (ok) {++this.pos; return ch}
-};
-StringStream.prototype.eatWhile = function (match) {
- var start = this.pos;
- while (this.eat(match)){}
- return this.pos > start
-};
-StringStream.prototype.eatSpace = function () {
- var this$1 = this;
-
- var start = this.pos;
- while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) { ++this$1.pos; }
- return this.pos > start
-};
-StringStream.prototype.skipToEnd = function () {this.pos = this.string.length;};
-StringStream.prototype.skipTo = function (ch) {
- var found = this.string.indexOf(ch, this.pos);
- if (found > -1) {this.pos = found; return true}
-};
-StringStream.prototype.backUp = function (n) {this.pos -= n;};
-StringStream.prototype.column = function () {
- if (this.lastColumnPos < this.start) {
- this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue);
- this.lastColumnPos = this.start;
- }
- return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
-};
-StringStream.prototype.indentation = function () {
- return countColumn(this.string, null, this.tabSize) -
- (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
-};
-StringStream.prototype.match = function (pattern, consume, caseInsensitive) {
- if (typeof pattern == "string") {
- var cased = function (str) { return caseInsensitive ? str.toLowerCase() : str; };
- var substr = this.string.substr(this.pos, pattern.length);
- if (cased(substr) == cased(pattern)) {
- if (consume !== false) { this.pos += pattern.length; }
- return true
- }
- } else {
- var match = this.string.slice(this.pos).match(pattern);
- if (match && match.index > 0) { return null }
- if (match && consume !== false) { this.pos += match[0].length; }
- return match
- }
-};
-StringStream.prototype.current = function (){return this.string.slice(this.start, this.pos)};
-StringStream.prototype.hideFirstChars = function (n, inner) {
- this.lineStart += n;
- try { return inner() }
- finally { this.lineStart -= n; }
-};
-StringStream.prototype.lookAhead = function (n) {
- var oracle = this.lineOracle;
- return oracle && oracle.lookAhead(n)
-};
-StringStream.prototype.baseToken = function () {
- var oracle = this.lineOracle;
- return oracle && oracle.baseToken(this.pos)
-};
-
-var SavedContext = function(state, lookAhead) {
- this.state = state;
- this.lookAhead = lookAhead;
-};
-
-var Context = function(doc, state, line, lookAhead) {
- this.state = state;
- this.doc = doc;
- this.line = line;
- this.maxLookAhead = lookAhead || 0;
- this.baseTokens = null;
- this.baseTokenPos = 1;
-};
-
-Context.prototype.lookAhead = function (n) {
- var line = this.doc.getLine(this.line + n);
- if (line != null && n > this.maxLookAhead) { this.maxLookAhead = n; }
- return line
-};
-
-Context.prototype.baseToken = function (n) {
- var this$1 = this;
-
- if (!this.baseTokens) { return null }
- while (this.baseTokens[this.baseTokenPos] <= n)
- { this$1.baseTokenPos += 2; }
- var type = this.baseTokens[this.baseTokenPos + 1];
- return {type: type && type.replace(/( |^)overlay .*/, ""),
- size: this.baseTokens[this.baseTokenPos] - n}
-};
-
-Context.prototype.nextLine = function () {
- this.line++;
- if (this.maxLookAhead > 0) { this.maxLookAhead--; }
-};
-
-Context.fromSaved = function (doc, saved, line) {
- if (saved instanceof SavedContext)
- { return new Context(doc, copyState(doc.mode, saved.state), line, saved.lookAhead) }
- else
- { return new Context(doc, copyState(doc.mode, saved), line) }
-};
-
-Context.prototype.save = function (copy) {
- var state = copy !== false ? copyState(this.doc.mode, this.state) : this.state;
- return this.maxLookAhead > 0 ? new SavedContext(state, this.maxLookAhead) : state
-};
-
-
-// Compute a style array (an array starting with a mode generation
-// -- for invalidation -- followed by pairs of end positions and
-// style strings), which is used to highlight the tokens on the
-// line.
-function highlightLine(cm, line, context, forceToEnd) {
- // A styles array always starts with a number identifying the
- // mode/overlays that it is based on (for easy invalidation).
- var st = [cm.state.modeGen], lineClasses = {};
- // Compute the base array of styles
- runMode(cm, line.text, cm.doc.mode, context, function (end, style) { return st.push(end, style); },
- lineClasses, forceToEnd);
- var state = context.state;
-
- // Run overlays, adjust style array.
- var loop = function ( o ) {
- context.baseTokens = st;
- var overlay = cm.state.overlays[o], i = 1, at = 0;
- context.state = true;
- runMode(cm, line.text, overlay.mode, context, function (end, style) {
- var start = i;
- // Ensure there's a token end at the current position, and that i points at it
- while (at < end) {
- var i_end = st[i];
- if (i_end > end)
- { st.splice(i, 1, end, st[i+1], i_end); }
- i += 2;
- at = Math.min(end, i_end);
- }
- if (!style) { return }
- if (overlay.opaque) {
- st.splice(start, i - start, end, "overlay " + style);
- i = start + 2;
- } else {
- for (; start < i; start += 2) {
- var cur = st[start+1];
- st[start+1] = (cur ? cur + " " : "") + "overlay " + style;
- }
- }
- }, lineClasses);
- context.state = state;
- context.baseTokens = null;
- context.baseTokenPos = 1;
- };
-
- for (var o = 0; o < cm.state.overlays.length; ++o) loop( o );
-
- return {styles: st, classes: lineClasses.bgClass || lineClasses.textClass ? lineClasses : null}
-}
-
-function getLineStyles(cm, line, updateFrontier) {
- if (!line.styles || line.styles[0] != cm.state.modeGen) {
- var context = getContextBefore(cm, lineNo(line));
- var resetState = line.text.length > cm.options.maxHighlightLength && copyState(cm.doc.mode, context.state);
- var result = highlightLine(cm, line, context);
- if (resetState) { context.state = resetState; }
- line.stateAfter = context.save(!resetState);
- line.styles = result.styles;
- if (result.classes) { line.styleClasses = result.classes; }
- else if (line.styleClasses) { line.styleClasses = null; }
- if (updateFrontier === cm.doc.highlightFrontier)
- { cm.doc.modeFrontier = Math.max(cm.doc.modeFrontier, ++cm.doc.highlightFrontier); }
- }
- return line.styles
-}
-
-function getContextBefore(cm, n, precise) {
- var doc = cm.doc, display = cm.display;
- if (!doc.mode.startState) { return new Context(doc, true, n) }
- var start = findStartLine(cm, n, precise);
- var saved = start > doc.first && getLine(doc, start - 1).stateAfter;
- var context = saved ? Context.fromSaved(doc, saved, start) : new Context(doc, startState(doc.mode), start);
-
- doc.iter(start, n, function (line) {
- processLine(cm, line.text, context);
- var pos = context.line;
- line.stateAfter = pos == n - 1 || pos % 5 == 0 || pos >= display.viewFrom && pos < display.viewTo ? context.save() : null;
- context.nextLine();
- });
- if (precise) { doc.modeFrontier = context.line; }
- return context
-}
-
-// Lightweight form of highlight -- proceed over this line and
-// update state, but don't save a style array. Used for lines that
-// aren't currently visible.
-function processLine(cm, text, context, startAt) {
- var mode = cm.doc.mode;
- var stream = new StringStream(text, cm.options.tabSize, context);
- stream.start = stream.pos = startAt || 0;
- if (text == "") { callBlankLine(mode, context.state); }
- while (!stream.eol()) {
- readToken(mode, stream, context.state);
- stream.start = stream.pos;
- }
-}
-
-function callBlankLine(mode, state) {
- if (mode.blankLine) { return mode.blankLine(state) }
- if (!mode.innerMode) { return }
- var inner = innerMode(mode, state);
- if (inner.mode.blankLine) { return inner.mode.blankLine(inner.state) }
-}
-
-function readToken(mode, stream, state, inner) {
- for (var i = 0; i < 10; i++) {
- if (inner) { inner[0] = innerMode(mode, state).mode; }
- var style = mode.token(stream, state);
- if (stream.pos > stream.start) { return style }
- }
- throw new Error("Mode " + mode.name + " failed to advance stream.")
-}
-
-var Token = function(stream, type, state) {
- this.start = stream.start; this.end = stream.pos;
- this.string = stream.current();
- this.type = type || null;
- this.state = state;
-};
-
-// Utility for getTokenAt and getLineTokens
-function takeToken(cm, pos, precise, asArray) {
- var doc = cm.doc, mode = doc.mode, style;
- pos = clipPos(doc, pos);
- var line = getLine(doc, pos.line), context = getContextBefore(cm, pos.line, precise);
- var stream = new StringStream(line.text, cm.options.tabSize, context), tokens;
- if (asArray) { tokens = []; }
- while ((asArray || stream.pos < pos.ch) && !stream.eol()) {
- stream.start = stream.pos;
- style = readToken(mode, stream, context.state);
- if (asArray) { tokens.push(new Token(stream, style, copyState(doc.mode, context.state))); }
- }
- return asArray ? tokens : new Token(stream, style, context.state)
-}
-
-function extractLineClasses(type, output) {
- if (type) { for (;;) {
- var lineClass = type.match(/(?:^|\s+)line-(background-)?(\S+)/);
- if (!lineClass) { break }
- type = type.slice(0, lineClass.index) + type.slice(lineClass.index + lineClass[0].length);
- var prop = lineClass[1] ? "bgClass" : "textClass";
- if (output[prop] == null)
- { output[prop] = lineClass[2]; }
- else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(output[prop]))
- { output[prop] += " " + lineClass[2]; }
- } }
- return type
-}
-
-// Run the given mode's parser over a line, calling f for each token.
-function runMode(cm, text, mode, context, f, lineClasses, forceToEnd) {
- var flattenSpans = mode.flattenSpans;
- if (flattenSpans == null) { flattenSpans = cm.options.flattenSpans; }
- var curStart = 0, curStyle = null;
- var stream = new StringStream(text, cm.options.tabSize, context), style;
- var inner = cm.options.addModeClass && [null];
- if (text == "") { extractLineClasses(callBlankLine(mode, context.state), lineClasses); }
- while (!stream.eol()) {
- if (stream.pos > cm.options.maxHighlightLength) {
- flattenSpans = false;
- if (forceToEnd) { processLine(cm, text, context, stream.pos); }
- stream.pos = text.length;
- style = null;
- } else {
- style = extractLineClasses(readToken(mode, stream, context.state, inner), lineClasses);
- }
- if (inner) {
- var mName = inner[0].name;
- if (mName) { style = "m-" + (style ? mName + " " + style : mName); }
- }
- if (!flattenSpans || curStyle != style) {
- while (curStart < stream.start) {
- curStart = Math.min(stream.start, curStart + 5000);
- f(curStart, curStyle);
- }
- curStyle = style;
- }
- stream.start = stream.pos;
- }
- while (curStart < stream.pos) {
- // Webkit seems to refuse to render text nodes longer than 57444
- // characters, and returns inaccurate measurements in nodes
- // starting around 5000 chars.
- var pos = Math.min(stream.pos, curStart + 5000);
- f(pos, curStyle);
- curStart = pos;
- }
-}
-
-// Finds the line to start with when starting a parse. Tries to
-// find a line with a stateAfter, so that it can start with a
-// valid state. If that fails, it returns the line with the
-// smallest indentation, which tends to need the least context to
-// parse correctly.
-function findStartLine(cm, n, precise) {
- var minindent, minline, doc = cm.doc;
- var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100);
- for (var search = n; search > lim; --search) {
- if (search <= doc.first) { return doc.first }
- var line = getLine(doc, search - 1), after = line.stateAfter;
- if (after && (!precise || search + (after instanceof SavedContext ? after.lookAhead : 0) <= doc.modeFrontier))
- { return search }
- var indented = countColumn(line.text, null, cm.options.tabSize);
- if (minline == null || minindent > indented) {
- minline = search - 1;
- minindent = indented;
- }
- }
- return minline
-}
-
-function retreatFrontier(doc, n) {
- doc.modeFrontier = Math.min(doc.modeFrontier, n);
- if (doc.highlightFrontier < n - 10) { return }
- var start = doc.first;
- for (var line = n - 1; line > start; line--) {
- var saved = getLine(doc, line).stateAfter;
- // change is on 3
- // state on line 1 looked ahead 2 -- so saw 3
- // test 1 + 2 < 3 should cover this
- if (saved && (!(saved instanceof SavedContext) || line + saved.lookAhead < n)) {
- start = line + 1;
- break
- }
- }
- doc.highlightFrontier = Math.min(doc.highlightFrontier, start);
-}
-
-// LINE DATA STRUCTURE
-
-// Line objects. These hold state related to a line, including
-// highlighting info (the styles array).
-var Line = function(text, markedSpans, estimateHeight) {
- this.text = text;
- attachMarkedSpans(this, markedSpans);
- this.height = estimateHeight ? estimateHeight(this) : 1;
-};
-
-Line.prototype.lineNo = function () { return lineNo(this) };
-eventMixin(Line);
-
-// Change the content (text, markers) of a line. Automatically
-// invalidates cached information and tries to re-estimate the
-// line's height.
-function updateLine(line, text, markedSpans, estimateHeight) {
- line.text = text;
- if (line.stateAfter) { line.stateAfter = null; }
- if (line.styles) { line.styles = null; }
- if (line.order != null) { line.order = null; }
- detachMarkedSpans(line);
- attachMarkedSpans(line, markedSpans);
- var estHeight = estimateHeight ? estimateHeight(line) : 1;
- if (estHeight != line.height) { updateLineHeight(line, estHeight); }
-}
-
-// Detach a line from the document tree and its markers.
-function cleanUpLine(line) {
- line.parent = null;
- detachMarkedSpans(line);
-}
-
-// Convert a style as returned by a mode (either null, or a string
-// containing one or more styles) to a CSS style. This is cached,
-// and also looks for line-wide styles.
-var styleToClassCache = {};
-var styleToClassCacheWithMode = {};
-function interpretTokenStyle(style, options) {
- if (!style || /^\s*$/.test(style)) { return null }
- var cache = options.addModeClass ? styleToClassCacheWithMode : styleToClassCache;
- return cache[style] ||
- (cache[style] = style.replace(/\S+/g, "cm-$&"))
-}
-
-// Render the DOM representation of the text of a line. Also builds
-// up a 'line map', which points at the DOM nodes that represent
-// specific stretches of text, and is used by the measuring code.
-// The returned object contains the DOM node, this map, and
-// information about line-wide styles that were set by the mode.
-function buildLineContent(cm, lineView) {
- // The padding-right forces the element to have a 'border', which
- // is needed on Webkit to be able to get line-level bounding
- // rectangles for it (in measureChar).
- var content = eltP("span", null, null, webkit ? "padding-right: .1px" : null);
- var builder = {pre: eltP("pre", [content], "CodeMirror-line"), content: content,
- col: 0, pos: 0, cm: cm,
- trailingSpace: false,
- splitSpaces: (ie || webkit) && cm.getOption("lineWrapping")};
- lineView.measure = {};
-
- // Iterate over the logical lines that make up this visual line.
- for (var i = 0; i <= (lineView.rest ? lineView.rest.length : 0); i++) {
- var line = i ? lineView.rest[i - 1] : lineView.line, order = (void 0);
- builder.pos = 0;
- builder.addToken = buildToken;
- // Optionally wire in some hacks into the token-rendering
- // algorithm, to deal with browser quirks.
- if (hasBadBidiRects(cm.display.measure) && (order = getOrder(line, cm.doc.direction)))
- { builder.addToken = buildTokenBadBidi(builder.addToken, order); }
- builder.map = [];
- var allowFrontierUpdate = lineView != cm.display.externalMeasured && lineNo(line);
- insertLineContent(line, builder, getLineStyles(cm, line, allowFrontierUpdate));
- if (line.styleClasses) {
- if (line.styleClasses.bgClass)
- { builder.bgClass = joinClasses(line.styleClasses.bgClass, builder.bgClass || ""); }
- if (line.styleClasses.textClass)
- { builder.textClass = joinClasses(line.styleClasses.textClass, builder.textClass || ""); }
- }
-
- // Ensure at least a single node is present, for measuring.
- if (builder.map.length == 0)
- { builder.map.push(0, 0, builder.content.appendChild(zeroWidthElement(cm.display.measure))); }
-
- // Store the map and a cache object for the current logical line
- if (i == 0) {
- lineView.measure.map = builder.map;
- lineView.measure.cache = {};
- } else {
- (lineView.measure.maps || (lineView.measure.maps = [])).push(builder.map)
- ;(lineView.measure.caches || (lineView.measure.caches = [])).push({});
- }
- }
-
- // See issue #2901
- if (webkit) {
- var last = builder.content.lastChild;
- if (/\bcm-tab\b/.test(last.className) || (last.querySelector && last.querySelector(".cm-tab")))
- { builder.content.className = "cm-tab-wrap-hack"; }
- }
-
- signal(cm, "renderLine", cm, lineView.line, builder.pre);
- if (builder.pre.className)
- { builder.textClass = joinClasses(builder.pre.className, builder.textClass || ""); }
-
- return builder
-}
-
-function defaultSpecialCharPlaceholder(ch) {
- var token = elt("span", "\u2022", "cm-invalidchar");
- token.title = "\\u" + ch.charCodeAt(0).toString(16);
- token.setAttribute("aria-label", token.title);
- return token
-}
-
-// Build up the DOM representation for a single token, and add it to
-// the line map. Takes care to render special characters separately.
-function buildToken(builder, text, style, startStyle, endStyle, title, css) {
- if (!text) { return }
- var displayText = builder.splitSpaces ? splitSpaces(text, builder.trailingSpace) : text;
- var special = builder.cm.state.specialChars, mustWrap = false;
- var content;
- if (!special.test(text)) {
- builder.col += text.length;
- content = document.createTextNode(displayText);
- builder.map.push(builder.pos, builder.pos + text.length, content);
- if (ie && ie_version < 9) { mustWrap = true; }
- builder.pos += text.length;
- } else {
- content = document.createDocumentFragment();
- var pos = 0;
- while (true) {
- special.lastIndex = pos;
- var m = special.exec(text);
- var skipped = m ? m.index - pos : text.length - pos;
- if (skipped) {
- var txt = document.createTextNode(displayText.slice(pos, pos + skipped));
- if (ie && ie_version < 9) { content.appendChild(elt("span", [txt])); }
- else { content.appendChild(txt); }
- builder.map.push(builder.pos, builder.pos + skipped, txt);
- builder.col += skipped;
- builder.pos += skipped;
- }
- if (!m) { break }
- pos += skipped + 1;
- var txt$1 = (void 0);
- if (m[0] == "\t") {
- var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize;
- txt$1 = content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab"));
- txt$1.setAttribute("role", "presentation");
- txt$1.setAttribute("cm-text", "\t");
- builder.col += tabWidth;
- } else if (m[0] == "\r" || m[0] == "\n") {
- txt$1 = content.appendChild(elt("span", m[0] == "\r" ? "\u240d" : "\u2424", "cm-invalidchar"));
- txt$1.setAttribute("cm-text", m[0]);
- builder.col += 1;
- } else {
- txt$1 = builder.cm.options.specialCharPlaceholder(m[0]);
- txt$1.setAttribute("cm-text", m[0]);
- if (ie && ie_version < 9) { content.appendChild(elt("span", [txt$1])); }
- else { content.appendChild(txt$1); }
- builder.col += 1;
- }
- builder.map.push(builder.pos, builder.pos + 1, txt$1);
- builder.pos++;
- }
- }
- builder.trailingSpace = displayText.charCodeAt(text.length - 1) == 32;
- if (style || startStyle || endStyle || mustWrap || css) {
- var fullStyle = style || "";
- if (startStyle) { fullStyle += startStyle; }
- if (endStyle) { fullStyle += endStyle; }
- var token = elt("span", [content], fullStyle, css);
- if (title) { token.title = title; }
- return builder.content.appendChild(token)
- }
- builder.content.appendChild(content);
-}
-
-function splitSpaces(text, trailingBefore) {
- if (text.length > 1 && !/ /.test(text)) { return text }
- var spaceBefore = trailingBefore, result = "";
- for (var i = 0; i < text.length; i++) {
- var ch = text.charAt(i);
- if (ch == " " && spaceBefore && (i == text.length - 1 || text.charCodeAt(i + 1) == 32))
- { ch = "\u00a0"; }
- result += ch;
- spaceBefore = ch == " ";
- }
- return result
-}
-
-// Work around nonsense dimensions being reported for stretches of
-// right-to-left text.
-function buildTokenBadBidi(inner, order) {
- return function (builder, text, style, startStyle, endStyle, title, css) {
- style = style ? style + " cm-force-border" : "cm-force-border";
- var start = builder.pos, end = start + text.length;
- for (;;) {
- // Find the part that overlaps with the start of this text
- var part = (void 0);
- for (var i = 0; i < order.length; i++) {
- part = order[i];
- if (part.to > start && part.from <= start) { break }
- }
- if (part.to >= end) { return inner(builder, text, style, startStyle, endStyle, title, css) }
- inner(builder, text.slice(0, part.to - start), style, startStyle, null, title, css);
- startStyle = null;
- text = text.slice(part.to - start);
- start = part.to;
- }
- }
-}
-
-function buildCollapsedSpan(builder, size, marker, ignoreWidget) {
- var widget = !ignoreWidget && marker.widgetNode;
- if (widget) { builder.map.push(builder.pos, builder.pos + size, widget); }
- if (!ignoreWidget && builder.cm.display.input.needsContentAttribute) {
- if (!widget)
- { widget = builder.content.appendChild(document.createElement("span")); }
- widget.setAttribute("cm-marker", marker.id);
- }
- if (widget) {
- builder.cm.display.input.setUneditable(widget);
- builder.content.appendChild(widget);
- }
- builder.pos += size;
- builder.trailingSpace = false;
-}
-
-// Outputs a number of spans to make up a line, taking highlighting
-// and marked text into account.
-function insertLineContent(line, builder, styles) {
- var spans = line.markedSpans, allText = line.text, at = 0;
- if (!spans) {
- for (var i$1 = 1; i$1 < styles.length; i$1+=2)
- { builder.addToken(builder, allText.slice(at, at = styles[i$1]), interpretTokenStyle(styles[i$1+1], builder.cm.options)); }
- return
- }
-
- var len = allText.length, pos = 0, i = 1, text = "", style, css;
- var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, title, collapsed;
- for (;;) {
- if (nextChange == pos) { // Update current marker set
- spanStyle = spanEndStyle = spanStartStyle = title = css = "";
- collapsed = null; nextChange = Infinity;
- var foundBookmarks = [], endStyles = (void 0);
- for (var j = 0; j < spans.length; ++j) {
- var sp = spans[j], m = sp.marker;
- if (m.type == "bookmark" && sp.from == pos && m.widgetNode) {
- foundBookmarks.push(m);
- } else if (sp.from <= pos && (sp.to == null || sp.to > pos || m.collapsed && sp.to == pos && sp.from == pos)) {
- if (sp.to != null && sp.to != pos && nextChange > sp.to) {
- nextChange = sp.to;
- spanEndStyle = "";
- }
- if (m.className) { spanStyle += " " + m.className; }
- if (m.css) { css = (css ? css + ";" : "") + m.css; }
- if (m.startStyle && sp.from == pos) { spanStartStyle += " " + m.startStyle; }
- if (m.endStyle && sp.to == nextChange) { (endStyles || (endStyles = [])).push(m.endStyle, sp.to); }
- if (m.title && !title) { title = m.title; }
- if (m.collapsed && (!collapsed || compareCollapsedMarkers(collapsed.marker, m) < 0))
- { collapsed = sp; }
- } else if (sp.from > pos && nextChange > sp.from) {
- nextChange = sp.from;
- }
- }
- if (endStyles) { for (var j$1 = 0; j$1 < endStyles.length; j$1 += 2)
- { if (endStyles[j$1 + 1] == nextChange) { spanEndStyle += " " + endStyles[j$1]; } } }
-
- if (!collapsed || collapsed.from == pos) { for (var j$2 = 0; j$2 < foundBookmarks.length; ++j$2)
- { buildCollapsedSpan(builder, 0, foundBookmarks[j$2]); } }
- if (collapsed && (collapsed.from || 0) == pos) {
- buildCollapsedSpan(builder, (collapsed.to == null ? len + 1 : collapsed.to) - pos,
- collapsed.marker, collapsed.from == null);
- if (collapsed.to == null) { return }
- if (collapsed.to == pos) { collapsed = false; }
- }
- }
- if (pos >= len) { break }
-
- var upto = Math.min(len, nextChange);
- while (true) {
- if (text) {
- var end = pos + text.length;
- if (!collapsed) {
- var tokenText = end > upto ? text.slice(0, upto - pos) : text;
- builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle,
- spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : "", title, css);
- }
- if (end >= upto) {text = text.slice(upto - pos); pos = upto; break}
- pos = end;
- spanStartStyle = "";
- }
- text = allText.slice(at, at = styles[i++]);
- style = interpretTokenStyle(styles[i++], builder.cm.options);
- }
- }
-}
-
-
-// These objects are used to represent the visible (currently drawn)
-// part of the document. A LineView may correspond to multiple
-// logical lines, if those are connected by collapsed ranges.
-function LineView(doc, line, lineN) {
- // The starting line
- this.line = line;
- // Continuing lines, if any
- this.rest = visualLineContinued(line);
- // Number of logical lines in this visual line
- this.size = this.rest ? lineNo(lst(this.rest)) - lineN + 1 : 1;
- this.node = this.text = null;
- this.hidden = lineIsHidden(doc, line);
-}
-
-// Create a range of LineView objects for the given lines.
-function buildViewArray(cm, from, to) {
- var array = [], nextPos;
- for (var pos = from; pos < to; pos = nextPos) {
- var view = new LineView(cm.doc, getLine(cm.doc, pos), pos);
- nextPos = pos + view.size;
- array.push(view);
- }
- return array
-}
-
-var operationGroup = null;
-
-function pushOperation(op) {
- if (operationGroup) {
- operationGroup.ops.push(op);
- } else {
- op.ownsGroup = operationGroup = {
- ops: [op],
- delayedCallbacks: []
- };
- }
-}
-
-function fireCallbacksForOps(group) {
- // Calls delayed callbacks and cursorActivity handlers until no
- // new ones appear
- var callbacks = group.delayedCallbacks, i = 0;
- do {
- for (; i < callbacks.length; i++)
- { callbacks[i].call(null); }
- for (var j = 0; j < group.ops.length; j++) {
- var op = group.ops[j];
- if (op.cursorActivityHandlers)
- { while (op.cursorActivityCalled < op.cursorActivityHandlers.length)
- { op.cursorActivityHandlers[op.cursorActivityCalled++].call(null, op.cm); } }
- }
- } while (i < callbacks.length)
-}
-
-function finishOperation(op, endCb) {
- var group = op.ownsGroup;
- if (!group) { return }
-
- try { fireCallbacksForOps(group); }
- finally {
- operationGroup = null;
- endCb(group);
- }
-}
-
-var orphanDelayedCallbacks = null;
-
-// Often, we want to signal events at a point where we are in the
-// middle of some work, but don't want the handler to start calling
-// other methods on the editor, which might be in an inconsistent
-// state or simply not expect any other events to happen.
-// signalLater looks whether there are any handlers, and schedules
-// them to be executed when the last operation ends, or, if no
-// operation is active, when a timeout fires.
-function signalLater(emitter, type /*, values...*/) {
- var arr = getHandlers(emitter, type);
- if (!arr.length) { return }
- var args = Array.prototype.slice.call(arguments, 2), list;
- if (operationGroup) {
- list = operationGroup.delayedCallbacks;
- } else if (orphanDelayedCallbacks) {
- list = orphanDelayedCallbacks;
- } else {
- list = orphanDelayedCallbacks = [];
- setTimeout(fireOrphanDelayed, 0);
- }
- var loop = function ( i ) {
- list.push(function () { return arr[i].apply(null, args); });
- };
-
- for (var i = 0; i < arr.length; ++i)
- loop( i );
-}
-
-function fireOrphanDelayed() {
- var delayed = orphanDelayedCallbacks;
- orphanDelayedCallbacks = null;
- for (var i = 0; i < delayed.length; ++i) { delayed[i](); }
-}
-
-// When an aspect of a line changes, a string is added to
-// lineView.changes. This updates the relevant part of the line's
-// DOM structure.
-function updateLineForChanges(cm, lineView, lineN, dims) {
- for (var j = 0; j < lineView.changes.length; j++) {
- var type = lineView.changes[j];
- if (type == "text") { updateLineText(cm, lineView); }
- else if (type == "gutter") { updateLineGutter(cm, lineView, lineN, dims); }
- else if (type == "class") { updateLineClasses(cm, lineView); }
- else if (type == "widget") { updateLineWidgets(cm, lineView, dims); }
- }
- lineView.changes = null;
-}
-
-// Lines with gutter elements, widgets or a background class need to
-// be wrapped, and have the extra elements added to the wrapper div
-function ensureLineWrapped(lineView) {
- if (lineView.node == lineView.text) {
- lineView.node = elt("div", null, null, "position: relative");
- if (lineView.text.parentNode)
- { lineView.text.parentNode.replaceChild(lineView.node, lineView.text); }
- lineView.node.appendChild(lineView.text);
- if (ie && ie_version < 8) { lineView.node.style.zIndex = 2; }
- }
- return lineView.node
-}
-
-function updateLineBackground(cm, lineView) {
- var cls = lineView.bgClass ? lineView.bgClass + " " + (lineView.line.bgClass || "") : lineView.line.bgClass;
- if (cls) { cls += " CodeMirror-linebackground"; }
- if (lineView.background) {
- if (cls) { lineView.background.className = cls; }
- else { lineView.background.parentNode.removeChild(lineView.background); lineView.background = null; }
- } else if (cls) {
- var wrap = ensureLineWrapped(lineView);
- lineView.background = wrap.insertBefore(elt("div", null, cls), wrap.firstChild);
- cm.display.input.setUneditable(lineView.background);
- }
-}
-
-// Wrapper around buildLineContent which will reuse the structure
-// in display.externalMeasured when possible.
-function getLineContent(cm, lineView) {
- var ext = cm.display.externalMeasured;
- if (ext && ext.line == lineView.line) {
- cm.display.externalMeasured = null;
- lineView.measure = ext.measure;
- return ext.built
- }
- return buildLineContent(cm, lineView)
-}
-
-// Redraw the line's text. Interacts with the background and text
-// classes because the mode may output tokens that influence these
-// classes.
-function updateLineText(cm, lineView) {
- var cls = lineView.text.className;
- var built = getLineContent(cm, lineView);
- if (lineView.text == lineView.node) { lineView.node = built.pre; }
- lineView.text.parentNode.replaceChild(built.pre, lineView.text);
- lineView.text = built.pre;
- if (built.bgClass != lineView.bgClass || built.textClass != lineView.textClass) {
- lineView.bgClass = built.bgClass;
- lineView.textClass = built.textClass;
- updateLineClasses(cm, lineView);
- } else if (cls) {
- lineView.text.className = cls;
- }
-}
-
-function updateLineClasses(cm, lineView) {
- updateLineBackground(cm, lineView);
- if (lineView.line.wrapClass)
- { ensureLineWrapped(lineView).className = lineView.line.wrapClass; }
- else if (lineView.node != lineView.text)
- { lineView.node.className = ""; }
- var textClass = lineView.textClass ? lineView.textClass + " " + (lineView.line.textClass || "") : lineView.line.textClass;
- lineView.text.className = textClass || "";
-}
-
-function updateLineGutter(cm, lineView, lineN, dims) {
- if (lineView.gutter) {
- lineView.node.removeChild(lineView.gutter);
- lineView.gutter = null;
- }
- if (lineView.gutterBackground) {
- lineView.node.removeChild(lineView.gutterBackground);
- lineView.gutterBackground = null;
- }
- if (lineView.line.gutterClass) {
- var wrap = ensureLineWrapped(lineView);
- lineView.gutterBackground = elt("div", null, "CodeMirror-gutter-background " + lineView.line.gutterClass,
- ("left: " + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px; width: " + (dims.gutterTotalWidth) + "px"));
- cm.display.input.setUneditable(lineView.gutterBackground);
- wrap.insertBefore(lineView.gutterBackground, lineView.text);
- }
- var markers = lineView.line.gutterMarkers;
- if (cm.options.lineNumbers || markers) {
- var wrap$1 = ensureLineWrapped(lineView);
- var gutterWrap = lineView.gutter = elt("div", null, "CodeMirror-gutter-wrapper", ("left: " + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px"));
- cm.display.input.setUneditable(gutterWrap);
- wrap$1.insertBefore(gutterWrap, lineView.text);
- if (lineView.line.gutterClass)
- { gutterWrap.className += " " + lineView.line.gutterClass; }
- if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"]))
- { lineView.lineNumber = gutterWrap.appendChild(
- elt("div", lineNumberFor(cm.options, lineN),
- "CodeMirror-linenumber CodeMirror-gutter-elt",
- ("left: " + (dims.gutterLeft["CodeMirror-linenumbers"]) + "px; width: " + (cm.display.lineNumInnerWidth) + "px"))); }
- if (markers) { for (var k = 0; k < cm.options.gutters.length; ++k) {
- var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id];
- if (found)
- { gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt",
- ("left: " + (dims.gutterLeft[id]) + "px; width: " + (dims.gutterWidth[id]) + "px"))); }
- } }
- }
-}
-
-function updateLineWidgets(cm, lineView, dims) {
- if (lineView.alignable) { lineView.alignable = null; }
- for (var node = lineView.node.firstChild, next = (void 0); node; node = next) {
- next = node.nextSibling;
- if (node.className == "CodeMirror-linewidget")
- { lineView.node.removeChild(node); }
- }
- insertLineWidgets(cm, lineView, dims);
-}
-
-// Build a line's DOM representation from scratch
-function buildLineElement(cm, lineView, lineN, dims) {
- var built = getLineContent(cm, lineView);
- lineView.text = lineView.node = built.pre;
- if (built.bgClass) { lineView.bgClass = built.bgClass; }
- if (built.textClass) { lineView.textClass = built.textClass; }
-
- updateLineClasses(cm, lineView);
- updateLineGutter(cm, lineView, lineN, dims);
- insertLineWidgets(cm, lineView, dims);
- return lineView.node
-}
-
-// A lineView may contain multiple logical lines (when merged by
-// collapsed spans). The widgets for all of them need to be drawn.
-function insertLineWidgets(cm, lineView, dims) {
- insertLineWidgetsFor(cm, lineView.line, lineView, dims, true);
- if (lineView.rest) { for (var i = 0; i < lineView.rest.length; i++)
- { insertLineWidgetsFor(cm, lineView.rest[i], lineView, dims, false); } }
-}
-
-function insertLineWidgetsFor(cm, line, lineView, dims, allowAbove) {
- if (!line.widgets) { return }
- var wrap = ensureLineWrapped(lineView);
- for (var i = 0, ws = line.widgets; i < ws.length; ++i) {
- var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget");
- if (!widget.handleMouseEvents) { node.setAttribute("cm-ignore-events", "true"); }
- positionLineWidget(widget, node, lineView, dims);
- cm.display.input.setUneditable(node);
- if (allowAbove && widget.above)
- { wrap.insertBefore(node, lineView.gutter || lineView.text); }
- else
- { wrap.appendChild(node); }
- signalLater(widget, "redraw");
- }
-}
-
-function positionLineWidget(widget, node, lineView, dims) {
- if (widget.noHScroll) {
- (lineView.alignable || (lineView.alignable = [])).push(node);
- var width = dims.wrapperWidth;
- node.style.left = dims.fixedPos + "px";
- if (!widget.coverGutter) {
- width -= dims.gutterTotalWidth;
- node.style.paddingLeft = dims.gutterTotalWidth + "px";
- }
- node.style.width = width + "px";
- }
- if (widget.coverGutter) {
- node.style.zIndex = 5;
- node.style.position = "relative";
- if (!widget.noHScroll) { node.style.marginLeft = -dims.gutterTotalWidth + "px"; }
- }
-}
-
-function widgetHeight(widget) {
- if (widget.height != null) { return widget.height }
- var cm = widget.doc.cm;
- if (!cm) { return 0 }
- if (!contains(document.body, widget.node)) {
- var parentStyle = "position: relative;";
- if (widget.coverGutter)
- { parentStyle += "margin-left: -" + cm.display.gutters.offsetWidth + "px;"; }
- if (widget.noHScroll)
- { parentStyle += "width: " + cm.display.wrapper.clientWidth + "px;"; }
- removeChildrenAndAdd(cm.display.measure, elt("div", [widget.node], null, parentStyle));
- }
- return widget.height = widget.node.parentNode.offsetHeight
-}
-
-// Return true when the given mouse event happened in a widget
-function eventInWidget(display, e) {
- for (var n = e_target(e); n != display.wrapper; n = n.parentNode) {
- if (!n || (n.nodeType == 1 && n.getAttribute("cm-ignore-events") == "true") ||
- (n.parentNode == display.sizer && n != display.mover))
- { return true }
- }
-}
-
-// POSITION MEASUREMENT
-
-function paddingTop(display) {return display.lineSpace.offsetTop}
-function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight}
-function paddingH(display) {
- if (display.cachedPaddingH) { return display.cachedPaddingH }
- var e = removeChildrenAndAdd(display.measure, elt("pre", "x"));
- var style = window.getComputedStyle ? window.getComputedStyle(e) : e.currentStyle;
- var data = {left: parseInt(style.paddingLeft), right: parseInt(style.paddingRight)};
- if (!isNaN(data.left) && !isNaN(data.right)) { display.cachedPaddingH = data; }
- return data
-}
-
-function scrollGap(cm) { return scrollerGap - cm.display.nativeBarWidth }
-function displayWidth(cm) {
- return cm.display.scroller.clientWidth - scrollGap(cm) - cm.display.barWidth
-}
-function displayHeight(cm) {
- return cm.display.scroller.clientHeight - scrollGap(cm) - cm.display.barHeight
-}
-
-// Ensure the lineView.wrapping.heights array is populated. This is
-// an array of bottom offsets for the lines that make up a drawn
-// line. When lineWrapping is on, there might be more than one
-// height.
-function ensureLineHeights(cm, lineView, rect) {
- var wrapping = cm.options.lineWrapping;
- var curWidth = wrapping && displayWidth(cm);
- if (!lineView.measure.heights || wrapping && lineView.measure.width != curWidth) {
- var heights = lineView.measure.heights = [];
- if (wrapping) {
- lineView.measure.width = curWidth;
- var rects = lineView.text.firstChild.getClientRects();
- for (var i = 0; i < rects.length - 1; i++) {
- var cur = rects[i], next = rects[i + 1];
- if (Math.abs(cur.bottom - next.bottom) > 2)
- { heights.push((cur.bottom + next.top) / 2 - rect.top); }
- }
- }
- heights.push(rect.bottom - rect.top);
- }
-}
-
-// Find a line map (mapping character offsets to text nodes) and a
-// measurement cache for the given line number. (A line view might
-// contain multiple lines when collapsed ranges are present.)
-function mapFromLineView(lineView, line, lineN) {
- if (lineView.line == line)
- { return {map: lineView.measure.map, cache: lineView.measure.cache} }
- for (var i = 0; i < lineView.rest.length; i++)
- { if (lineView.rest[i] == line)
- { return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i]} } }
- for (var i$1 = 0; i$1 < lineView.rest.length; i$1++)
- { if (lineNo(lineView.rest[i$1]) > lineN)
- { return {map: lineView.measure.maps[i$1], cache: lineView.measure.caches[i$1], before: true} } }
-}
-
-// Render a line into the hidden node display.externalMeasured. Used
-// when measurement is needed for a line that's not in the viewport.
-function updateExternalMeasurement(cm, line) {
- line = visualLine(line);
- var lineN = lineNo(line);
- var view = cm.display.externalMeasured = new LineView(cm.doc, line, lineN);
- view.lineN = lineN;
- var built = view.built = buildLineContent(cm, view);
- view.text = built.pre;
- removeChildrenAndAdd(cm.display.lineMeasure, built.pre);
- return view
-}
-
-// Get a {top, bottom, left, right} box (in line-local coordinates)
-// for a given character.
-function measureChar(cm, line, ch, bias) {
- return measureCharPrepared(cm, prepareMeasureForLine(cm, line), ch, bias)
-}
-
-// Find a line view that corresponds to the given line number.
-function findViewForLine(cm, lineN) {
- if (lineN >= cm.display.viewFrom && lineN < cm.display.viewTo)
- { return cm.display.view[findViewIndex(cm, lineN)] }
- var ext = cm.display.externalMeasured;
- if (ext && lineN >= ext.lineN && lineN < ext.lineN + ext.size)
- { return ext }
-}
-
-// Measurement can be split in two steps, the set-up work that
-// applies to the whole line, and the measurement of the actual
-// character. Functions like coordsChar, that need to do a lot of
-// measurements in a row, can thus ensure that the set-up work is
-// only done once.
-function prepareMeasureForLine(cm, line) {
- var lineN = lineNo(line);
- var view = findViewForLine(cm, lineN);
- if (view && !view.text) {
- view = null;
- } else if (view && view.changes) {
- updateLineForChanges(cm, view, lineN, getDimensions(cm));
- cm.curOp.forceUpdate = true;
- }
- if (!view)
- { view = updateExternalMeasurement(cm, line); }
-
- var info = mapFromLineView(view, line, lineN);
- return {
- line: line, view: view, rect: null,
- map: info.map, cache: info.cache, before: info.before,
- hasHeights: false
- }
-}
-
-// Given a prepared measurement object, measures the position of an
-// actual character (or fetches it from the cache).
-function measureCharPrepared(cm, prepared, ch, bias, varHeight) {
- if (prepared.before) { ch = -1; }
- var key = ch + (bias || ""), found;
- if (prepared.cache.hasOwnProperty(key)) {
- found = prepared.cache[key];
- } else {
- if (!prepared.rect)
- { prepared.rect = prepared.view.text.getBoundingClientRect(); }
- if (!prepared.hasHeights) {
- ensureLineHeights(cm, prepared.view, prepared.rect);
- prepared.hasHeights = true;
- }
- found = measureCharInner(cm, prepared, ch, bias);
- if (!found.bogus) { prepared.cache[key] = found; }
- }
- return {left: found.left, right: found.right,
- top: varHeight ? found.rtop : found.top,
- bottom: varHeight ? found.rbottom : found.bottom}
-}
-
-var nullRect = {left: 0, right: 0, top: 0, bottom: 0};
-
-function nodeAndOffsetInLineMap(map$$1, ch, bias) {
- var node, start, end, collapse, mStart, mEnd;
- // First, search the line map for the text node corresponding to,
- // or closest to, the target character.
- for (var i = 0; i < map$$1.length; i += 3) {
- mStart = map$$1[i];
- mEnd = map$$1[i + 1];
- if (ch < mStart) {
- start = 0; end = 1;
- collapse = "left";
- } else if (ch < mEnd) {
- start = ch - mStart;
- end = start + 1;
- } else if (i == map$$1.length - 3 || ch == mEnd && map$$1[i + 3] > ch) {
- end = mEnd - mStart;
- start = end - 1;
- if (ch >= mEnd) { collapse = "right"; }
- }
- if (start != null) {
- node = map$$1[i + 2];
- if (mStart == mEnd && bias == (node.insertLeft ? "left" : "right"))
- { collapse = bias; }
- if (bias == "left" && start == 0)
- { while (i && map$$1[i - 2] == map$$1[i - 3] && map$$1[i - 1].insertLeft) {
- node = map$$1[(i -= 3) + 2];
- collapse = "left";
- } }
- if (bias == "right" && start == mEnd - mStart)
- { while (i < map$$1.length - 3 && map$$1[i + 3] == map$$1[i + 4] && !map$$1[i + 5].insertLeft) {
- node = map$$1[(i += 3) + 2];
- collapse = "right";
- } }
- break
- }
- }
- return {node: node, start: start, end: end, collapse: collapse, coverStart: mStart, coverEnd: mEnd}
-}
-
-function getUsefulRect(rects, bias) {
- var rect = nullRect;
- if (bias == "left") { for (var i = 0; i < rects.length; i++) {
- if ((rect = rects[i]).left != rect.right) { break }
- } } else { for (var i$1 = rects.length - 1; i$1 >= 0; i$1--) {
- if ((rect = rects[i$1]).left != rect.right) { break }
- } }
- return rect
-}
-
-function measureCharInner(cm, prepared, ch, bias) {
- var place = nodeAndOffsetInLineMap(prepared.map, ch, bias);
- var node = place.node, start = place.start, end = place.end, collapse = place.collapse;
-
- var rect;
- if (node.nodeType == 3) { // If it is a text node, use a range to retrieve the coordinates.
- for (var i$1 = 0; i$1 < 4; i$1++) { // Retry a maximum of 4 times when nonsense rectangles are returned
- while (start && isExtendingChar(prepared.line.text.charAt(place.coverStart + start))) { --start; }
- while (place.coverStart + end < place.coverEnd && isExtendingChar(prepared.line.text.charAt(place.coverStart + end))) { ++end; }
- if (ie && ie_version < 9 && start == 0 && end == place.coverEnd - place.coverStart)
- { rect = node.parentNode.getBoundingClientRect(); }
- else
- { rect = getUsefulRect(range(node, start, end).getClientRects(), bias); }
- if (rect.left || rect.right || start == 0) { break }
- end = start;
- start = start - 1;
- collapse = "right";
- }
- if (ie && ie_version < 11) { rect = maybeUpdateRectForZooming(cm.display.measure, rect); }
- } else { // If it is a widget, simply get the box for the whole widget.
- if (start > 0) { collapse = bias = "right"; }
- var rects;
- if (cm.options.lineWrapping && (rects = node.getClientRects()).length > 1)
- { rect = rects[bias == "right" ? rects.length - 1 : 0]; }
- else
- { rect = node.getBoundingClientRect(); }
- }
- if (ie && ie_version < 9 && !start && (!rect || !rect.left && !rect.right)) {
- var rSpan = node.parentNode.getClientRects()[0];
- if (rSpan)
- { rect = {left: rSpan.left, right: rSpan.left + charWidth(cm.display), top: rSpan.top, bottom: rSpan.bottom}; }
- else
- { rect = nullRect; }
- }
-
- var rtop = rect.top - prepared.rect.top, rbot = rect.bottom - prepared.rect.top;
- var mid = (rtop + rbot) / 2;
- var heights = prepared.view.measure.heights;
- var i = 0;
- for (; i < heights.length - 1; i++)
- { if (mid < heights[i]) { break } }
- var top = i ? heights[i - 1] : 0, bot = heights[i];
- var result = {left: (collapse == "right" ? rect.right : rect.left) - prepared.rect.left,
- right: (collapse == "left" ? rect.left : rect.right) - prepared.rect.left,
- top: top, bottom: bot};
- if (!rect.left && !rect.right) { result.bogus = true; }
- if (!cm.options.singleCursorHeightPerLine) { result.rtop = rtop; result.rbottom = rbot; }
-
- return result
-}
-
-// Work around problem with bounding client rects on ranges being
-// returned incorrectly when zoomed on IE10 and below.
-function maybeUpdateRectForZooming(measure, rect) {
- if (!window.screen || screen.logicalXDPI == null ||
- screen.logicalXDPI == screen.deviceXDPI || !hasBadZoomedRects(measure))
- { return rect }
- var scaleX = screen.logicalXDPI / screen.deviceXDPI;
- var scaleY = screen.logicalYDPI / screen.deviceYDPI;
- return {left: rect.left * scaleX, right: rect.right * scaleX,
- top: rect.top * scaleY, bottom: rect.bottom * scaleY}
-}
-
-function clearLineMeasurementCacheFor(lineView) {
- if (lineView.measure) {
- lineView.measure.cache = {};
- lineView.measure.heights = null;
- if (lineView.rest) { for (var i = 0; i < lineView.rest.length; i++)
- { lineView.measure.caches[i] = {}; } }
- }
-}
-
-function clearLineMeasurementCache(cm) {
- cm.display.externalMeasure = null;
- removeChildren(cm.display.lineMeasure);
- for (var i = 0; i < cm.display.view.length; i++)
- { clearLineMeasurementCacheFor(cm.display.view[i]); }
-}
-
-function clearCaches(cm) {
- clearLineMeasurementCache(cm);
- cm.display.cachedCharWidth = cm.display.cachedTextHeight = cm.display.cachedPaddingH = null;
- if (!cm.options.lineWrapping) { cm.display.maxLineChanged = true; }
- cm.display.lineNumChars = null;
-}
-
-function pageScrollX() {
- // Work around https://bugs.chromium.org/p/chromium/issues/detail?id=489206
- // which causes page_Offset and bounding client rects to use
- // different reference viewports and invalidate our calculations.
- if (chrome && android) { return -(document.body.getBoundingClientRect().left - parseInt(getComputedStyle(document.body).marginLeft)) }
- return window.pageXOffset || (document.documentElement || document.body).scrollLeft
-}
-function pageScrollY() {
- if (chrome && android) { return -(document.body.getBoundingClientRect().top - parseInt(getComputedStyle(document.body).marginTop)) }
- return window.pageYOffset || (document.documentElement || document.body).scrollTop
-}
-
-function widgetTopHeight(lineObj) {
- var height = 0;
- if (lineObj.widgets) { for (var i = 0; i < lineObj.widgets.length; ++i) { if (lineObj.widgets[i].above)
- { height += widgetHeight(lineObj.widgets[i]); } } }
- return height
-}
-
-// Converts a {top, bottom, left, right} box from line-local
-// coordinates into another coordinate system. Context may be one of
-// "line", "div" (display.lineDiv), "local"./null (editor), "window",
-// or "page".
-function intoCoordSystem(cm, lineObj, rect, context, includeWidgets) {
- if (!includeWidgets) {
- var height = widgetTopHeight(lineObj);
- rect.top += height; rect.bottom += height;
- }
- if (context == "line") { return rect }
- if (!context) { context = "local"; }
- var yOff = heightAtLine(lineObj);
- if (context == "local") { yOff += paddingTop(cm.display); }
- else { yOff -= cm.display.viewOffset; }
- if (context == "page" || context == "window") {
- var lOff = cm.display.lineSpace.getBoundingClientRect();
- yOff += lOff.top + (context == "window" ? 0 : pageScrollY());
- var xOff = lOff.left + (context == "window" ? 0 : pageScrollX());
- rect.left += xOff; rect.right += xOff;
- }
- rect.top += yOff; rect.bottom += yOff;
- return rect
-}
-
-// Coverts a box from "div" coords to another coordinate system.
-// Context may be "window", "page", "div", or "local"./null.
-function fromCoordSystem(cm, coords, context) {
- if (context == "div") { return coords }
- var left = coords.left, top = coords.top;
- // First move into "page" coordinate system
- if (context == "page") {
- left -= pageScrollX();
- top -= pageScrollY();
- } else if (context == "local" || !context) {
- var localBox = cm.display.sizer.getBoundingClientRect();
- left += localBox.left;
- top += localBox.top;
- }
-
- var lineSpaceBox = cm.display.lineSpace.getBoundingClientRect();
- return {left: left - lineSpaceBox.left, top: top - lineSpaceBox.top}
-}
-
-function charCoords(cm, pos, context, lineObj, bias) {
- if (!lineObj) { lineObj = getLine(cm.doc, pos.line); }
- return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch, bias), context)
-}
-
-// Returns a box for a given cursor position, which may have an
-// 'other' property containing the position of the secondary cursor
-// on a bidi boundary.
-// A cursor Pos(line, char, "before") is on the same visual line as `char - 1`
-// and after `char - 1` in writing order of `char - 1`
-// A cursor Pos(line, char, "after") is on the same visual line as `char`
-// and before `char` in writing order of `char`
-// Examples (upper-case letters are RTL, lower-case are LTR):
-// Pos(0, 1, ...)
-// before after
-// ab a|b a|b
-// aB a|B aB|
-// Ab |Ab A|b
-// AB B|A B|A
-// Every position after the last character on a line is considered to stick
-// to the last character on the line.
-function cursorCoords(cm, pos, context, lineObj, preparedMeasure, varHeight) {
- lineObj = lineObj || getLine(cm.doc, pos.line);
- if (!preparedMeasure) { preparedMeasure = prepareMeasureForLine(cm, lineObj); }
- function get(ch, right) {
- var m = measureCharPrepared(cm, preparedMeasure, ch, right ? "right" : "left", varHeight);
- if (right) { m.left = m.right; } else { m.right = m.left; }
- return intoCoordSystem(cm, lineObj, m, context)
- }
- var order = getOrder(lineObj, cm.doc.direction), ch = pos.ch, sticky = pos.sticky;
- if (ch >= lineObj.text.length) {
- ch = lineObj.text.length;
- sticky = "before";
- } else if (ch <= 0) {
- ch = 0;
- sticky = "after";
- }
- if (!order) { return get(sticky == "before" ? ch - 1 : ch, sticky == "before") }
-
- function getBidi(ch, partPos, invert) {
- var part = order[partPos], right = part.level == 1;
- return get(invert ? ch - 1 : ch, right != invert)
- }
- var partPos = getBidiPartAt(order, ch, sticky);
- var other = bidiOther;
- var val = getBidi(ch, partPos, sticky == "before");
- if (other != null) { val.other = getBidi(ch, other, sticky != "before"); }
- return val
-}
-
-// Used to cheaply estimate the coordinates for a position. Used for
-// intermediate scroll updates.
-function estimateCoords(cm, pos) {
- var left = 0;
- pos = clipPos(cm.doc, pos);
- if (!cm.options.lineWrapping) { left = charWidth(cm.display) * pos.ch; }
- var lineObj = getLine(cm.doc, pos.line);
- var top = heightAtLine(lineObj) + paddingTop(cm.display);
- return {left: left, right: left, top: top, bottom: top + lineObj.height}
-}
-
-// Positions returned by coordsChar contain some extra information.
-// xRel is the relative x position of the input coordinates compared
-// to the found position (so xRel > 0 means the coordinates are to
-// the right of the character position, for example). When outside
-// is true, that means the coordinates lie outside the line's
-// vertical range.
-function PosWithInfo(line, ch, sticky, outside, xRel) {
- var pos = Pos(line, ch, sticky);
- pos.xRel = xRel;
- if (outside) { pos.outside = true; }
- return pos
-}
-
-// Compute the character position closest to the given coordinates.
-// Input must be lineSpace-local ("div" coordinate system).
-function coordsChar(cm, x, y) {
- var doc = cm.doc;
- y += cm.display.viewOffset;
- if (y < 0) { return PosWithInfo(doc.first, 0, null, true, -1) }
- var lineN = lineAtHeight(doc, y), last = doc.first + doc.size - 1;
- if (lineN > last)
- { return PosWithInfo(doc.first + doc.size - 1, getLine(doc, last).text.length, null, true, 1) }
- if (x < 0) { x = 0; }
-
- var lineObj = getLine(doc, lineN);
- for (;;) {
- var found = coordsCharInner(cm, lineObj, lineN, x, y);
- var collapsed = collapsedSpanAround(lineObj, found.ch + (found.xRel > 0 ? 1 : 0));
- if (!collapsed) { return found }
- var rangeEnd = collapsed.find(1);
- if (rangeEnd.line == lineN) { return rangeEnd }
- lineObj = getLine(doc, lineN = rangeEnd.line);
- }
-}
-
-function wrappedLineExtent(cm, lineObj, preparedMeasure, y) {
- y -= widgetTopHeight(lineObj);
- var end = lineObj.text.length;
- var begin = findFirst(function (ch) { return measureCharPrepared(cm, preparedMeasure, ch - 1).bottom <= y; }, end, 0);
- end = findFirst(function (ch) { return measureCharPrepared(cm, preparedMeasure, ch).top > y; }, begin, end);
- return {begin: begin, end: end}
-}
-
-function wrappedLineExtentChar(cm, lineObj, preparedMeasure, target) {
- if (!preparedMeasure) { preparedMeasure = prepareMeasureForLine(cm, lineObj); }
- var targetTop = intoCoordSystem(cm, lineObj, measureCharPrepared(cm, preparedMeasure, target), "line").top;
- return wrappedLineExtent(cm, lineObj, preparedMeasure, targetTop)
-}
-
-// Returns true if the given side of a box is after the given
-// coordinates, in top-to-bottom, left-to-right order.
-function boxIsAfter(box, x, y, left) {
- return box.bottom <= y ? false : box.top > y ? true : (left ? box.left : box.right) > x
-}
-
-function coordsCharInner(cm, lineObj, lineNo$$1, x, y) {
- // Move y into line-local coordinate space
- y -= heightAtLine(lineObj);
- var preparedMeasure = prepareMeasureForLine(cm, lineObj);
- // When directly calling `measureCharPrepared`, we have to adjust
- // for the widgets at this line.
- var widgetHeight$$1 = widgetTopHeight(lineObj);
- var begin = 0, end = lineObj.text.length, ltr = true;
-
- var order = getOrder(lineObj, cm.doc.direction);
- // If the line isn't plain left-to-right text, first figure out
- // which bidi section the coordinates fall into.
- if (order) {
- var part = (cm.options.lineWrapping ? coordsBidiPartWrapped : coordsBidiPart)
- (cm, lineObj, lineNo$$1, preparedMeasure, order, x, y);
- ltr = part.level != 1;
- // The awkward -1 offsets are needed because findFirst (called
- // on these below) will treat its first bound as inclusive,
- // second as exclusive, but we want to actually address the
- // characters in the part's range
- begin = ltr ? part.from : part.to - 1;
- end = ltr ? part.to : part.from - 1;
- }
-
- // A binary search to find the first character whose bounding box
- // starts after the coordinates. If we run across any whose box wrap
- // the coordinates, store that.
- var chAround = null, boxAround = null;
- var ch = findFirst(function (ch) {
- var box = measureCharPrepared(cm, preparedMeasure, ch);
- box.top += widgetHeight$$1; box.bottom += widgetHeight$$1;
- if (!boxIsAfter(box, x, y, false)) { return false }
- if (box.top <= y && box.left <= x) {
- chAround = ch;
- boxAround = box;
- }
- return true
- }, begin, end);
-
- var baseX, sticky, outside = false;
- // If a box around the coordinates was found, use that
- if (boxAround) {
- // Distinguish coordinates nearer to the left or right side of the box
- var atLeft = x - boxAround.left < boxAround.right - x, atStart = atLeft == ltr;
- ch = chAround + (atStart ? 0 : 1);
- sticky = atStart ? "after" : "before";
- baseX = atLeft ? boxAround.left : boxAround.right;
- } else {
- // (Adjust for extended bound, if necessary.)
- if (!ltr && (ch == end || ch == begin)) { ch++; }
- // To determine which side to associate with, get the box to the
- // left of the character and compare it's vertical position to the
- // coordinates
- sticky = ch == 0 ? "after" : ch == lineObj.text.length ? "before" :
- (measureCharPrepared(cm, preparedMeasure, ch - (ltr ? 1 : 0)).bottom + widgetHeight$$1 <= y) == ltr ?
- "after" : "before";
- // Now get accurate coordinates for this place, in order to get a
- // base X position
- var coords = cursorCoords(cm, Pos(lineNo$$1, ch, sticky), "line", lineObj, preparedMeasure);
- baseX = coords.left;
- outside = y < coords.top || y >= coords.bottom;
- }
-
- ch = skipExtendingChars(lineObj.text, ch, 1);
- return PosWithInfo(lineNo$$1, ch, sticky, outside, x - baseX)
-}
-
-function coordsBidiPart(cm, lineObj, lineNo$$1, preparedMeasure, order, x, y) {
- // Bidi parts are sorted left-to-right, and in a non-line-wrapping
- // situation, we can take this ordering to correspond to the visual
- // ordering. This finds the first part whose end is after the given
- // coordinates.
- var index = findFirst(function (i) {
- var part = order[i], ltr = part.level != 1;
- return boxIsAfter(cursorCoords(cm, Pos(lineNo$$1, ltr ? part.to : part.from, ltr ? "before" : "after"),
- "line", lineObj, preparedMeasure), x, y, true)
- }, 0, order.length - 1);
- var part = order[index];
- // If this isn't the first part, the part's start is also after
- // the coordinates, and the coordinates aren't on the same line as
- // that start, move one part back.
- if (index > 0) {
- var ltr = part.level != 1;
- var start = cursorCoords(cm, Pos(lineNo$$1, ltr ? part.from : part.to, ltr ? "after" : "before"),
- "line", lineObj, preparedMeasure);
- if (boxIsAfter(start, x, y, true) && start.top > y)
- { part = order[index - 1]; }
- }
- return part
-}
-
-function coordsBidiPartWrapped(cm, lineObj, _lineNo, preparedMeasure, order, x, y) {
- // In a wrapped line, rtl text on wrapping boundaries can do things
- // that don't correspond to the ordering in our `order` array at
- // all, so a binary search doesn't work, and we want to return a
- // part that only spans one line so that the binary search in
- // coordsCharInner is safe. As such, we first find the extent of the
- // wrapped line, and then do a flat search in which we discard any
- // spans that aren't on the line.
- var ref = wrappedLineExtent(cm, lineObj, preparedMeasure, y);
- var begin = ref.begin;
- var end = ref.end;
- if (/\s/.test(lineObj.text.charAt(end - 1))) { end--; }
- var part = null, closestDist = null;
- for (var i = 0; i < order.length; i++) {
- var p = order[i];
- if (p.from >= end || p.to <= begin) { continue }
- var ltr = p.level != 1;
- var endX = measureCharPrepared(cm, preparedMeasure, ltr ? Math.min(end, p.to) - 1 : Math.max(begin, p.from)).right;
- // Weigh against spans ending before this, so that they are only
- // picked if nothing ends after
- var dist = endX < x ? x - endX + 1e9 : endX - x;
- if (!part || closestDist > dist) {
- part = p;
- closestDist = dist;
- }
- }
- if (!part) { part = order[order.length - 1]; }
- // Clip the part to the wrapped line.
- if (part.from < begin) { part = {from: begin, to: part.to, level: part.level}; }
- if (part.to > end) { part = {from: part.from, to: end, level: part.level}; }
- return part
-}
-
-var measureText;
-// Compute the default text height.
-function textHeight(display) {
- if (display.cachedTextHeight != null) { return display.cachedTextHeight }
- if (measureText == null) {
- measureText = elt("pre");
- // Measure a bunch of lines, for browsers that compute
- // fractional heights.
- for (var i = 0; i < 49; ++i) {
- measureText.appendChild(document.createTextNode("x"));
- measureText.appendChild(elt("br"));
- }
- measureText.appendChild(document.createTextNode("x"));
- }
- removeChildrenAndAdd(display.measure, measureText);
- var height = measureText.offsetHeight / 50;
- if (height > 3) { display.cachedTextHeight = height; }
- removeChildren(display.measure);
- return height || 1
-}
-
-// Compute the default character width.
-function charWidth(display) {
- if (display.cachedCharWidth != null) { return display.cachedCharWidth }
- var anchor = elt("span", "xxxxxxxxxx");
- var pre = elt("pre", [anchor]);
- removeChildrenAndAdd(display.measure, pre);
- var rect = anchor.getBoundingClientRect(), width = (rect.right - rect.left) / 10;
- if (width > 2) { display.cachedCharWidth = width; }
- return width || 10
-}
-
-// Do a bulk-read of the DOM positions and sizes needed to draw the
-// view, so that we don't interleave reading and writing to the DOM.
-function getDimensions(cm) {
- var d = cm.display, left = {}, width = {};
- var gutterLeft = d.gutters.clientLeft;
- for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) {
- left[cm.options.gutters[i]] = n.offsetLeft + n.clientLeft + gutterLeft;
- width[cm.options.gutters[i]] = n.clientWidth;
- }
- return {fixedPos: compensateForHScroll(d),
- gutterTotalWidth: d.gutters.offsetWidth,
- gutterLeft: left,
- gutterWidth: width,
- wrapperWidth: d.wrapper.clientWidth}
-}
-
-// Computes display.scroller.scrollLeft + display.gutters.offsetWidth,
-// but using getBoundingClientRect to get a sub-pixel-accurate
-// result.
-function compensateForHScroll(display) {
- return display.scroller.getBoundingClientRect().left - display.sizer.getBoundingClientRect().left
-}
-
-// Returns a function that estimates the height of a line, to use as
-// first approximation until the line becomes visible (and is thus
-// properly measurable).
-function estimateHeight(cm) {
- var th = textHeight(cm.display), wrapping = cm.options.lineWrapping;
- var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3);
- return function (line) {
- if (lineIsHidden(cm.doc, line)) { return 0 }
-
- var widgetsHeight = 0;
- if (line.widgets) { for (var i = 0; i < line.widgets.length; i++) {
- if (line.widgets[i].height) { widgetsHeight += line.widgets[i].height; }
- } }
-
- if (wrapping)
- { return widgetsHeight + (Math.ceil(line.text.length / perLine) || 1) * th }
- else
- { return widgetsHeight + th }
- }
-}
-
-function estimateLineHeights(cm) {
- var doc = cm.doc, est = estimateHeight(cm);
- doc.iter(function (line) {
- var estHeight = est(line);
- if (estHeight != line.height) { updateLineHeight(line, estHeight); }
- });
-}
-
-// Given a mouse event, find the corresponding position. If liberal
-// is false, it checks whether a gutter or scrollbar was clicked,
-// and returns null if it was. forRect is used by rectangular
-// selections, and tries to estimate a character position even for
-// coordinates beyond the right of the text.
-function posFromMouse(cm, e, liberal, forRect) {
- var display = cm.display;
- if (!liberal && e_target(e).getAttribute("cm-not-content") == "true") { return null }
-
- var x, y, space = display.lineSpace.getBoundingClientRect();
- // Fails unpredictably on IE[67] when mouse is dragged around quickly.
- try { x = e.clientX - space.left; y = e.clientY - space.top; }
- catch (e) { return null }
- var coords = coordsChar(cm, x, y), line;
- if (forRect && coords.xRel == 1 && (line = getLine(cm.doc, coords.line).text).length == coords.ch) {
- var colDiff = countColumn(line, line.length, cm.options.tabSize) - line.length;
- coords = Pos(coords.line, Math.max(0, Math.round((x - paddingH(cm.display).left) / charWidth(cm.display)) - colDiff));
- }
- return coords
-}
-
-// Find the view element corresponding to a given line. Return null
-// when the line isn't visible.
-function findViewIndex(cm, n) {
- if (n >= cm.display.viewTo) { return null }
- n -= cm.display.viewFrom;
- if (n < 0) { return null }
- var view = cm.display.view;
- for (var i = 0; i < view.length; i++) {
- n -= view[i].size;
- if (n < 0) { return i }
- }
-}
-
-function updateSelection(cm) {
- cm.display.input.showSelection(cm.display.input.prepareSelection());
-}
-
-function prepareSelection(cm, primary) {
- if ( primary === void 0 ) primary = true;
-
- var doc = cm.doc, result = {};
- var curFragment = result.cursors = document.createDocumentFragment();
- var selFragment = result.selection = document.createDocumentFragment();
-
- for (var i = 0; i < doc.sel.ranges.length; i++) {
- if (!primary && i == doc.sel.primIndex) { continue }
- var range$$1 = doc.sel.ranges[i];
- if (range$$1.from().line >= cm.display.viewTo || range$$1.to().line < cm.display.viewFrom) { continue }
- var collapsed = range$$1.empty();
- if (collapsed || cm.options.showCursorWhenSelecting)
- { drawSelectionCursor(cm, range$$1.head, curFragment); }
- if (!collapsed)
- { drawSelectionRange(cm, range$$1, selFragment); }
- }
- return result
-}
-
-// Draws a cursor for the given range
-function drawSelectionCursor(cm, head, output) {
- var pos = cursorCoords(cm, head, "div", null, null, !cm.options.singleCursorHeightPerLine);
-
- var cursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor"));
- cursor.style.left = pos.left + "px";
- cursor.style.top = pos.top + "px";
- cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px";
-
- if (pos.other) {
- // Secondary cursor, shown when on a 'jump' in bi-directional text
- var otherCursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor"));
- otherCursor.style.display = "";
- otherCursor.style.left = pos.other.left + "px";
- otherCursor.style.top = pos.other.top + "px";
- otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px";
- }
-}
-
-function cmpCoords(a, b) { return a.top - b.top || a.left - b.left }
-
-// Draws the given range as a highlighted selection
-function drawSelectionRange(cm, range$$1, output) {
- var display = cm.display, doc = cm.doc;
- var fragment = document.createDocumentFragment();
- var padding = paddingH(cm.display), leftSide = padding.left;
- var rightSide = Math.max(display.sizerWidth, displayWidth(cm) - display.sizer.offsetLeft) - padding.right;
- var docLTR = doc.direction == "ltr";
-
- function add(left, top, width, bottom) {
- if (top < 0) { top = 0; }
- top = Math.round(top);
- bottom = Math.round(bottom);
- fragment.appendChild(elt("div", null, "CodeMirror-selected", ("position: absolute; left: " + left + "px;\n top: " + top + "px; width: " + (width == null ? rightSide - left : width) + "px;\n height: " + (bottom - top) + "px")));
- }
-
- function drawForLine(line, fromArg, toArg) {
- var lineObj = getLine(doc, line);
- var lineLen = lineObj.text.length;
- var start, end;
- function coords(ch, bias) {
- return charCoords(cm, Pos(line, ch), "div", lineObj, bias)
- }
-
- function wrapX(pos, dir, side) {
- var extent = wrappedLineExtentChar(cm, lineObj, null, pos);
- var prop = (dir == "ltr") == (side == "after") ? "left" : "right";
- var ch = side == "after" ? extent.begin : extent.end - (/\s/.test(lineObj.text.charAt(extent.end - 1)) ? 2 : 1);
- return coords(ch, prop)[prop]
- }
-
- var order = getOrder(lineObj, doc.direction);
- iterateBidiSections(order, fromArg || 0, toArg == null ? lineLen : toArg, function (from, to, dir, i) {
- var ltr = dir == "ltr";
- var fromPos = coords(from, ltr ? "left" : "right");
- var toPos = coords(to - 1, ltr ? "right" : "left");
-
- var openStart = fromArg == null && from == 0, openEnd = toArg == null && to == lineLen;
- var first = i == 0, last = !order || i == order.length - 1;
- if (toPos.top - fromPos.top <= 3) { // Single line
- var openLeft = (docLTR ? openStart : openEnd) && first;
- var openRight = (docLTR ? openEnd : openStart) && last;
- var left = openLeft ? leftSide : (ltr ? fromPos : toPos).left;
- var right = openRight ? rightSide : (ltr ? toPos : fromPos).right;
- add(left, fromPos.top, right - left, fromPos.bottom);
- } else { // Multiple lines
- var topLeft, topRight, botLeft, botRight;
- if (ltr) {
- topLeft = docLTR && openStart && first ? leftSide : fromPos.left;
- topRight = docLTR ? rightSide : wrapX(from, dir, "before");
- botLeft = docLTR ? leftSide : wrapX(to, dir, "after");
- botRight = docLTR && openEnd && last ? rightSide : toPos.right;
- } else {
- topLeft = !docLTR ? leftSide : wrapX(from, dir, "before");
- topRight = !docLTR && openStart && first ? rightSide : fromPos.right;
- botLeft = !docLTR && openEnd && last ? leftSide : toPos.left;
- botRight = !docLTR ? rightSide : wrapX(to, dir, "after");
- }
- add(topLeft, fromPos.top, topRight - topLeft, fromPos.bottom);
- if (fromPos.bottom < toPos.top) { add(leftSide, fromPos.bottom, null, toPos.top); }
- add(botLeft, toPos.top, botRight - botLeft, toPos.bottom);
- }
-
- if (!start || cmpCoords(fromPos, start) < 0) { start = fromPos; }
- if (cmpCoords(toPos, start) < 0) { start = toPos; }
- if (!end || cmpCoords(fromPos, end) < 0) { end = fromPos; }
- if (cmpCoords(toPos, end) < 0) { end = toPos; }
- });
- return {start: start, end: end}
- }
-
- var sFrom = range$$1.from(), sTo = range$$1.to();
- if (sFrom.line == sTo.line) {
- drawForLine(sFrom.line, sFrom.ch, sTo.ch);
- } else {
- var fromLine = getLine(doc, sFrom.line), toLine = getLine(doc, sTo.line);
- var singleVLine = visualLine(fromLine) == visualLine(toLine);
- var leftEnd = drawForLine(sFrom.line, sFrom.ch, singleVLine ? fromLine.text.length + 1 : null).end;
- var rightStart = drawForLine(sTo.line, singleVLine ? 0 : null, sTo.ch).start;
- if (singleVLine) {
- if (leftEnd.top < rightStart.top - 2) {
- add(leftEnd.right, leftEnd.top, null, leftEnd.bottom);
- add(leftSide, rightStart.top, rightStart.left, rightStart.bottom);
- } else {
- add(leftEnd.right, leftEnd.top, rightStart.left - leftEnd.right, leftEnd.bottom);
- }
- }
- if (leftEnd.bottom < rightStart.top)
- { add(leftSide, leftEnd.bottom, null, rightStart.top); }
- }
-
- output.appendChild(fragment);
-}
-
-// Cursor-blinking
-function restartBlink(cm) {
- if (!cm.state.focused) { return }
- var display = cm.display;
- clearInterval(display.blinker);
- var on = true;
- display.cursorDiv.style.visibility = "";
- if (cm.options.cursorBlinkRate > 0)
- { display.blinker = setInterval(function () { return display.cursorDiv.style.visibility = (on = !on) ? "" : "hidden"; },
- cm.options.cursorBlinkRate); }
- else if (cm.options.cursorBlinkRate < 0)
- { display.cursorDiv.style.visibility = "hidden"; }
-}
-
-function ensureFocus(cm) {
- if (!cm.state.focused) { cm.display.input.focus(); onFocus(cm); }
-}
-
-function delayBlurEvent(cm) {
- cm.state.delayingBlurEvent = true;
- setTimeout(function () { if (cm.state.delayingBlurEvent) {
- cm.state.delayingBlurEvent = false;
- onBlur(cm);
- } }, 100);
-}
-
-function onFocus(cm, e) {
- if (cm.state.delayingBlurEvent) { cm.state.delayingBlurEvent = false; }
-
- if (cm.options.readOnly == "nocursor") { return }
- if (!cm.state.focused) {
- signal(cm, "focus", cm, e);
- cm.state.focused = true;
- addClass(cm.display.wrapper, "CodeMirror-focused");
- // This test prevents this from firing when a context
- // menu is closed (since the input reset would kill the
- // select-all detection hack)
- if (!cm.curOp && cm.display.selForContextMenu != cm.doc.sel) {
- cm.display.input.reset();
- if (webkit) { setTimeout(function () { return cm.display.input.reset(true); }, 20); } // Issue #1730
- }
- cm.display.input.receivedFocus();
- }
- restartBlink(cm);
-}
-function onBlur(cm, e) {
- if (cm.state.delayingBlurEvent) { return }
-
- if (cm.state.focused) {
- signal(cm, "blur", cm, e);
- cm.state.focused = false;
- rmClass(cm.display.wrapper, "CodeMirror-focused");
- }
- clearInterval(cm.display.blinker);
- setTimeout(function () { if (!cm.state.focused) { cm.display.shift = false; } }, 150);
-}
-
-// Read the actual heights of the rendered lines, and update their
-// stored heights to match.
-function updateHeightsInViewport(cm) {
- var display = cm.display;
- var prevBottom = display.lineDiv.offsetTop;
- for (var i = 0; i < display.view.length; i++) {
- var cur = display.view[i], height = (void 0);
- if (cur.hidden) { continue }
- if (ie && ie_version < 8) {
- var bot = cur.node.offsetTop + cur.node.offsetHeight;
- height = bot - prevBottom;
- prevBottom = bot;
- } else {
- var box = cur.node.getBoundingClientRect();
- height = box.bottom - box.top;
- }
- var diff = cur.line.height - height;
- if (height < 2) { height = textHeight(display); }
- if (diff > .005 || diff < -.005) {
- updateLineHeight(cur.line, height);
- updateWidgetHeight(cur.line);
- if (cur.rest) { for (var j = 0; j < cur.rest.length; j++)
- { updateWidgetHeight(cur.rest[j]); } }
- }
- }
-}
-
-// Read and store the height of line widgets associated with the
-// given line.
-function updateWidgetHeight(line) {
- if (line.widgets) { for (var i = 0; i < line.widgets.length; ++i) {
- var w = line.widgets[i], parent = w.node.parentNode;
- if (parent) { w.height = parent.offsetHeight; }
- } }
-}
-
-// Compute the lines that are visible in a given viewport (defaults
-// the the current scroll position). viewport may contain top,
-// height, and ensure (see op.scrollToPos) properties.
-function visibleLines(display, doc, viewport) {
- var top = viewport && viewport.top != null ? Math.max(0, viewport.top) : display.scroller.scrollTop;
- top = Math.floor(top - paddingTop(display));
- var bottom = viewport && viewport.bottom != null ? viewport.bottom : top + display.wrapper.clientHeight;
-
- var from = lineAtHeight(doc, top), to = lineAtHeight(doc, bottom);
- // Ensure is a {from: {line, ch}, to: {line, ch}} object, and
- // forces those lines into the viewport (if possible).
- if (viewport && viewport.ensure) {
- var ensureFrom = viewport.ensure.from.line, ensureTo = viewport.ensure.to.line;
- if (ensureFrom < from) {
- from = ensureFrom;
- to = lineAtHeight(doc, heightAtLine(getLine(doc, ensureFrom)) + display.wrapper.clientHeight);
- } else if (Math.min(ensureTo, doc.lastLine()) >= to) {
- from = lineAtHeight(doc, heightAtLine(getLine(doc, ensureTo)) - display.wrapper.clientHeight);
- to = ensureTo;
- }
- }
- return {from: from, to: Math.max(to, from + 1)}
-}
-
-// Re-align line numbers and gutter marks to compensate for
-// horizontal scrolling.
-function alignHorizontally(cm) {
- var display = cm.display, view = display.view;
- if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) { return }
- var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft;
- var gutterW = display.gutters.offsetWidth, left = comp + "px";
- for (var i = 0; i < view.length; i++) { if (!view[i].hidden) {
- if (cm.options.fixedGutter) {
- if (view[i].gutter)
- { view[i].gutter.style.left = left; }
- if (view[i].gutterBackground)
- { view[i].gutterBackground.style.left = left; }
- }
- var align = view[i].alignable;
- if (align) { for (var j = 0; j < align.length; j++)
- { align[j].style.left = left; } }
- } }
- if (cm.options.fixedGutter)
- { display.gutters.style.left = (comp + gutterW) + "px"; }
-}
-
-// Used to ensure that the line number gutter is still the right
-// size for the current document size. Returns true when an update
-// is needed.
-function maybeUpdateLineNumberWidth(cm) {
- if (!cm.options.lineNumbers) { return false }
- var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display;
- if (last.length != display.lineNumChars) {
- var test = display.measure.appendChild(elt("div", [elt("div", last)],
- "CodeMirror-linenumber CodeMirror-gutter-elt"));
- var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW;
- display.lineGutter.style.width = "";
- display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding) + 1;
- display.lineNumWidth = display.lineNumInnerWidth + padding;
- display.lineNumChars = display.lineNumInnerWidth ? last.length : -1;
- display.lineGutter.style.width = display.lineNumWidth + "px";
- updateGutterSpace(cm);
- return true
- }
- return false
-}
-
-// SCROLLING THINGS INTO VIEW
-
-// If an editor sits on the top or bottom of the window, partially
-// scrolled out of view, this ensures that the cursor is visible.
-function maybeScrollWindow(cm, rect) {
- if (signalDOMEvent(cm, "scrollCursorIntoView")) { return }
-
- var display = cm.display, box = display.sizer.getBoundingClientRect(), doScroll = null;
- if (rect.top + box.top < 0) { doScroll = true; }
- else if (rect.bottom + box.top > (window.innerHeight || document.documentElement.clientHeight)) { doScroll = false; }
- if (doScroll != null && !phantom) {
- var scrollNode = elt("div", "\u200b", null, ("position: absolute;\n top: " + (rect.top - display.viewOffset - paddingTop(cm.display)) + "px;\n height: " + (rect.bottom - rect.top + scrollGap(cm) + display.barHeight) + "px;\n left: " + (rect.left) + "px; width: " + (Math.max(2, rect.right - rect.left)) + "px;"));
- cm.display.lineSpace.appendChild(scrollNode);
- scrollNode.scrollIntoView(doScroll);
- cm.display.lineSpace.removeChild(scrollNode);
- }
-}
-
-// Scroll a given position into view (immediately), verifying that
-// it actually became visible (as line heights are accurately
-// measured, the position of something may 'drift' during drawing).
-function scrollPosIntoView(cm, pos, end, margin) {
- if (margin == null) { margin = 0; }
- var rect;
- if (!cm.options.lineWrapping && pos == end) {
- // Set pos and end to the cursor positions around the character pos sticks to
- // If pos.sticky == "before", that is around pos.ch - 1, otherwise around pos.ch
- // If pos == Pos(_, 0, "before"), pos and end are unchanged
- pos = pos.ch ? Pos(pos.line, pos.sticky == "before" ? pos.ch - 1 : pos.ch, "after") : pos;
- end = pos.sticky == "before" ? Pos(pos.line, pos.ch + 1, "before") : pos;
- }
- for (var limit = 0; limit < 5; limit++) {
- var changed = false;
- var coords = cursorCoords(cm, pos);
- var endCoords = !end || end == pos ? coords : cursorCoords(cm, end);
- rect = {left: Math.min(coords.left, endCoords.left),
- top: Math.min(coords.top, endCoords.top) - margin,
- right: Math.max(coords.left, endCoords.left),
- bottom: Math.max(coords.bottom, endCoords.bottom) + margin};
- var scrollPos = calculateScrollPos(cm, rect);
- var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft;
- if (scrollPos.scrollTop != null) {
- updateScrollTop(cm, scrollPos.scrollTop);
- if (Math.abs(cm.doc.scrollTop - startTop) > 1) { changed = true; }
- }
- if (scrollPos.scrollLeft != null) {
- setScrollLeft(cm, scrollPos.scrollLeft);
- if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) { changed = true; }
- }
- if (!changed) { break }
- }
- return rect
-}
-
-// Scroll a given set of coordinates into view (immediately).
-function scrollIntoView(cm, rect) {
- var scrollPos = calculateScrollPos(cm, rect);
- if (scrollPos.scrollTop != null) { updateScrollTop(cm, scrollPos.scrollTop); }
- if (scrollPos.scrollLeft != null) { setScrollLeft(cm, scrollPos.scrollLeft); }
-}
-
-// Calculate a new scroll position needed to scroll the given
-// rectangle into view. Returns an object with scrollTop and
-// scrollLeft properties. When these are undefined, the
-// vertical/horizontal position does not need to be adjusted.
-function calculateScrollPos(cm, rect) {
- var display = cm.display, snapMargin = textHeight(cm.display);
- if (rect.top < 0) { rect.top = 0; }
- var screentop = cm.curOp && cm.curOp.scrollTop != null ? cm.curOp.scrollTop : display.scroller.scrollTop;
- var screen = displayHeight(cm), result = {};
- if (rect.bottom - rect.top > screen) { rect.bottom = rect.top + screen; }
- var docBottom = cm.doc.height + paddingVert(display);
- var atTop = rect.top < snapMargin, atBottom = rect.bottom > docBottom - snapMargin;
- if (rect.top < screentop) {
- result.scrollTop = atTop ? 0 : rect.top;
- } else if (rect.bottom > screentop + screen) {
- var newTop = Math.min(rect.top, (atBottom ? docBottom : rect.bottom) - screen);
- if (newTop != screentop) { result.scrollTop = newTop; }
- }
-
- var screenleft = cm.curOp && cm.curOp.scrollLeft != null ? cm.curOp.scrollLeft : display.scroller.scrollLeft;
- var screenw = displayWidth(cm) - (cm.options.fixedGutter ? display.gutters.offsetWidth : 0);
- var tooWide = rect.right - rect.left > screenw;
- if (tooWide) { rect.right = rect.left + screenw; }
- if (rect.left < 10)
- { result.scrollLeft = 0; }
- else if (rect.left < screenleft)
- { result.scrollLeft = Math.max(0, rect.left - (tooWide ? 0 : 10)); }
- else if (rect.right > screenw + screenleft - 3)
- { result.scrollLeft = rect.right + (tooWide ? 0 : 10) - screenw; }
- return result
-}
-
-// Store a relative adjustment to the scroll position in the current
-// operation (to be applied when the operation finishes).
-function addToScrollTop(cm, top) {
- if (top == null) { return }
- resolveScrollToPos(cm);
- cm.curOp.scrollTop = (cm.curOp.scrollTop == null ? cm.doc.scrollTop : cm.curOp.scrollTop) + top;
-}
-
-// Make sure that at the end of the operation the current cursor is
-// shown.
-function ensureCursorVisible(cm) {
- resolveScrollToPos(cm);
- var cur = cm.getCursor();
- cm.curOp.scrollToPos = {from: cur, to: cur, margin: cm.options.cursorScrollMargin};
-}
-
-function scrollToCoords(cm, x, y) {
- if (x != null || y != null) { resolveScrollToPos(cm); }
- if (x != null) { cm.curOp.scrollLeft = x; }
- if (y != null) { cm.curOp.scrollTop = y; }
-}
-
-function scrollToRange(cm, range$$1) {
- resolveScrollToPos(cm);
- cm.curOp.scrollToPos = range$$1;
-}
-
-// When an operation has its scrollToPos property set, and another
-// scroll action is applied before the end of the operation, this
-// 'simulates' scrolling that position into view in a cheap way, so
-// that the effect of intermediate scroll commands is not ignored.
-function resolveScrollToPos(cm) {
- var range$$1 = cm.curOp.scrollToPos;
- if (range$$1) {
- cm.curOp.scrollToPos = null;
- var from = estimateCoords(cm, range$$1.from), to = estimateCoords(cm, range$$1.to);
- scrollToCoordsRange(cm, from, to, range$$1.margin);
- }
-}
-
-function scrollToCoordsRange(cm, from, to, margin) {
- var sPos = calculateScrollPos(cm, {
- left: Math.min(from.left, to.left),
- top: Math.min(from.top, to.top) - margin,
- right: Math.max(from.right, to.right),
- bottom: Math.max(from.bottom, to.bottom) + margin
- });
- scrollToCoords(cm, sPos.scrollLeft, sPos.scrollTop);
-}
-
-// Sync the scrollable area and scrollbars, ensure the viewport
-// covers the visible area.
-function updateScrollTop(cm, val) {
- if (Math.abs(cm.doc.scrollTop - val) < 2) { return }
- if (!gecko) { updateDisplaySimple(cm, {top: val}); }
- setScrollTop(cm, val, true);
- if (gecko) { updateDisplaySimple(cm); }
- startWorker(cm, 100);
-}
-
-function setScrollTop(cm, val, forceScroll) {
- val = Math.min(cm.display.scroller.scrollHeight - cm.display.scroller.clientHeight, val);
- if (cm.display.scroller.scrollTop == val && !forceScroll) { return }
- cm.doc.scrollTop = val;
- cm.display.scrollbars.setScrollTop(val);
- if (cm.display.scroller.scrollTop != val) { cm.display.scroller.scrollTop = val; }
-}
-
-// Sync scroller and scrollbar, ensure the gutter elements are
-// aligned.
-function setScrollLeft(cm, val, isScroller, forceScroll) {
- val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth);
- if ((isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) && !forceScroll) { return }
- cm.doc.scrollLeft = val;
- alignHorizontally(cm);
- if (cm.display.scroller.scrollLeft != val) { cm.display.scroller.scrollLeft = val; }
- cm.display.scrollbars.setScrollLeft(val);
-}
-
-// SCROLLBARS
-
-// Prepare DOM reads needed to update the scrollbars. Done in one
-// shot to minimize update/measure roundtrips.
-function measureForScrollbars(cm) {
- var d = cm.display, gutterW = d.gutters.offsetWidth;
- var docH = Math.round(cm.doc.height + paddingVert(cm.display));
- return {
- clientHeight: d.scroller.clientHeight,
- viewHeight: d.wrapper.clientHeight,
- scrollWidth: d.scroller.scrollWidth, clientWidth: d.scroller.clientWidth,
- viewWidth: d.wrapper.clientWidth,
- barLeft: cm.options.fixedGutter ? gutterW : 0,
- docHeight: docH,
- scrollHeight: docH + scrollGap(cm) + d.barHeight,
- nativeBarWidth: d.nativeBarWidth,
- gutterWidth: gutterW
- }
-}
-
-var NativeScrollbars = function(place, scroll, cm) {
- this.cm = cm;
- var vert = this.vert = elt("div", [elt("div", null, null, "min-width: 1px")], "CodeMirror-vscrollbar");
- var horiz = this.horiz = elt("div", [elt("div", null, null, "height: 100%; min-height: 1px")], "CodeMirror-hscrollbar");
- vert.tabIndex = horiz.tabIndex = -1;
- place(vert); place(horiz);
-
- on(vert, "scroll", function () {
- if (vert.clientHeight) { scroll(vert.scrollTop, "vertical"); }
- });
- on(horiz, "scroll", function () {
- if (horiz.clientWidth) { scroll(horiz.scrollLeft, "horizontal"); }
- });
-
- this.checkedZeroWidth = false;
- // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8).
- if (ie && ie_version < 8) { this.horiz.style.minHeight = this.vert.style.minWidth = "18px"; }
-};
-
-NativeScrollbars.prototype.update = function (measure) {
- var needsH = measure.scrollWidth > measure.clientWidth + 1;
- var needsV = measure.scrollHeight > measure.clientHeight + 1;
- var sWidth = measure.nativeBarWidth;
-
- if (needsV) {
- this.vert.style.display = "block";
- this.vert.style.bottom = needsH ? sWidth + "px" : "0";
- var totalHeight = measure.viewHeight - (needsH ? sWidth : 0);
- // A bug in IE8 can cause this value to be negative, so guard it.
- this.vert.firstChild.style.height =
- Math.max(0, measure.scrollHeight - measure.clientHeight + totalHeight) + "px";
- } else {
- this.vert.style.display = "";
- this.vert.firstChild.style.height = "0";
- }
-
- if (needsH) {
- this.horiz.style.display = "block";
- this.horiz.style.right = needsV ? sWidth + "px" : "0";
- this.horiz.style.left = measure.barLeft + "px";
- var totalWidth = measure.viewWidth - measure.barLeft - (needsV ? sWidth : 0);
- this.horiz.firstChild.style.width =
- Math.max(0, measure.scrollWidth - measure.clientWidth + totalWidth) + "px";
- } else {
- this.horiz.style.display = "";
- this.horiz.firstChild.style.width = "0";
- }
-
- if (!this.checkedZeroWidth && measure.clientHeight > 0) {
- if (sWidth == 0) { this.zeroWidthHack(); }
- this.checkedZeroWidth = true;
- }
-
- return {right: needsV ? sWidth : 0, bottom: needsH ? sWidth : 0}
-};
-
-NativeScrollbars.prototype.setScrollLeft = function (pos) {
- if (this.horiz.scrollLeft != pos) { this.horiz.scrollLeft = pos; }
- if (this.disableHoriz) { this.enableZeroWidthBar(this.horiz, this.disableHoriz, "horiz"); }
-};
-
-NativeScrollbars.prototype.setScrollTop = function (pos) {
- if (this.vert.scrollTop != pos) { this.vert.scrollTop = pos; }
- if (this.disableVert) { this.enableZeroWidthBar(this.vert, this.disableVert, "vert"); }
-};
-
-NativeScrollbars.prototype.zeroWidthHack = function () {
- var w = mac && !mac_geMountainLion ? "12px" : "18px";
- this.horiz.style.height = this.vert.style.width = w;
- this.horiz.style.pointerEvents = this.vert.style.pointerEvents = "none";
- this.disableHoriz = new Delayed;
- this.disableVert = new Delayed;
-};
-
-NativeScrollbars.prototype.enableZeroWidthBar = function (bar, delay, type) {
- bar.style.pointerEvents = "auto";
- function maybeDisable() {
- // To find out whether the scrollbar is still visible, we
- // check whether the element under the pixel in the bottom
- // right corner of the scrollbar box is the scrollbar box
- // itself (when the bar is still visible) or its filler child
- // (when the bar is hidden). If it is still visible, we keep
- // it enabled, if it's hidden, we disable pointer events.
- var box = bar.getBoundingClientRect();
- var elt$$1 = type == "vert" ? document.elementFromPoint(box.right - 1, (box.top + box.bottom) / 2)
- : document.elementFromPoint((box.right + box.left) / 2, box.bottom - 1);
- if (elt$$1 != bar) { bar.style.pointerEvents = "none"; }
- else { delay.set(1000, maybeDisable); }
- }
- delay.set(1000, maybeDisable);
-};
-
-NativeScrollbars.prototype.clear = function () {
- var parent = this.horiz.parentNode;
- parent.removeChild(this.horiz);
- parent.removeChild(this.vert);
-};
-
-var NullScrollbars = function () {};
-
-NullScrollbars.prototype.update = function () { return {bottom: 0, right: 0} };
-NullScrollbars.prototype.setScrollLeft = function () {};
-NullScrollbars.prototype.setScrollTop = function () {};
-NullScrollbars.prototype.clear = function () {};
-
-function updateScrollbars(cm, measure) {
- if (!measure) { measure = measureForScrollbars(cm); }
- var startWidth = cm.display.barWidth, startHeight = cm.display.barHeight;
- updateScrollbarsInner(cm, measure);
- for (var i = 0; i < 4 && startWidth != cm.display.barWidth || startHeight != cm.display.barHeight; i++) {
- if (startWidth != cm.display.barWidth && cm.options.lineWrapping)
- { updateHeightsInViewport(cm); }
- updateScrollbarsInner(cm, measureForScrollbars(cm));
- startWidth = cm.display.barWidth; startHeight = cm.display.barHeight;
- }
-}
-
-// Re-synchronize the fake scrollbars with the actual size of the
-// content.
-function updateScrollbarsInner(cm, measure) {
- var d = cm.display;
- var sizes = d.scrollbars.update(measure);
-
- d.sizer.style.paddingRight = (d.barWidth = sizes.right) + "px";
- d.sizer.style.paddingBottom = (d.barHeight = sizes.bottom) + "px";
- d.heightForcer.style.borderBottom = sizes.bottom + "px solid transparent";
-
- if (sizes.right && sizes.bottom) {
- d.scrollbarFiller.style.display = "block";
- d.scrollbarFiller.style.height = sizes.bottom + "px";
- d.scrollbarFiller.style.width = sizes.right + "px";
- } else { d.scrollbarFiller.style.display = ""; }
- if (sizes.bottom && cm.options.coverGutterNextToScrollbar && cm.options.fixedGutter) {
- d.gutterFiller.style.display = "block";
- d.gutterFiller.style.height = sizes.bottom + "px";
- d.gutterFiller.style.width = measure.gutterWidth + "px";
- } else { d.gutterFiller.style.display = ""; }
-}
-
-var scrollbarModel = {"native": NativeScrollbars, "null": NullScrollbars};
-
-function initScrollbars(cm) {
- if (cm.display.scrollbars) {
- cm.display.scrollbars.clear();
- if (cm.display.scrollbars.addClass)
- { rmClass(cm.display.wrapper, cm.display.scrollbars.addClass); }
- }
-
- cm.display.scrollbars = new scrollbarModel[cm.options.scrollbarStyle](function (node) {
- cm.display.wrapper.insertBefore(node, cm.display.scrollbarFiller);
- // Prevent clicks in the scrollbars from killing focus
- on(node, "mousedown", function () {
- if (cm.state.focused) { setTimeout(function () { return cm.display.input.focus(); }, 0); }
- });
- node.setAttribute("cm-not-content", "true");
- }, function (pos, axis) {
- if (axis == "horizontal") { setScrollLeft(cm, pos); }
- else { updateScrollTop(cm, pos); }
- }, cm);
- if (cm.display.scrollbars.addClass)
- { addClass(cm.display.wrapper, cm.display.scrollbars.addClass); }
-}
-
-// Operations are used to wrap a series of changes to the editor
-// state in such a way that each change won't have to update the
-// cursor and display (which would be awkward, slow, and
-// error-prone). Instead, display updates are batched and then all
-// combined and executed at once.
-
-var nextOpId = 0;
-// Start a new operation.
-function startOperation(cm) {
- cm.curOp = {
- cm: cm,
- viewChanged: false, // Flag that indicates that lines might need to be redrawn
- startHeight: cm.doc.height, // Used to detect need to update scrollbar
- forceUpdate: false, // Used to force a redraw
- updateInput: null, // Whether to reset the input textarea
- typing: false, // Whether this reset should be careful to leave existing text (for compositing)
- changeObjs: null, // Accumulated changes, for firing change events
- cursorActivityHandlers: null, // Set of handlers to fire cursorActivity on
- cursorActivityCalled: 0, // Tracks which cursorActivity handlers have been called already
- selectionChanged: false, // Whether the selection needs to be redrawn
- updateMaxLine: false, // Set when the widest line needs to be determined anew
- scrollLeft: null, scrollTop: null, // Intermediate scroll position, not pushed to DOM yet
- scrollToPos: null, // Used to scroll to a specific position
- focus: false,
- id: ++nextOpId // Unique ID
- };
- pushOperation(cm.curOp);
-}
-
-// Finish an operation, updating the display and signalling delayed events
-function endOperation(cm) {
- var op = cm.curOp;
- finishOperation(op, function (group) {
- for (var i = 0; i < group.ops.length; i++)
- { group.ops[i].cm.curOp = null; }
- endOperations(group);
- });
-}
-
-// The DOM updates done when an operation finishes are batched so
-// that the minimum number of relayouts are required.
-function endOperations(group) {
- var ops = group.ops;
- for (var i = 0; i < ops.length; i++) // Read DOM
- { endOperation_R1(ops[i]); }
- for (var i$1 = 0; i$1 < ops.length; i$1++) // Write DOM (maybe)
- { endOperation_W1(ops[i$1]); }
- for (var i$2 = 0; i$2 < ops.length; i$2++) // Read DOM
- { endOperation_R2(ops[i$2]); }
- for (var i$3 = 0; i$3 < ops.length; i$3++) // Write DOM (maybe)
- { endOperation_W2(ops[i$3]); }
- for (var i$4 = 0; i$4 < ops.length; i$4++) // Read DOM
- { endOperation_finish(ops[i$4]); }
-}
-
-function endOperation_R1(op) {
- var cm = op.cm, display = cm.display;
- maybeClipScrollbars(cm);
- if (op.updateMaxLine) { findMaxLine(cm); }
-
- op.mustUpdate = op.viewChanged || op.forceUpdate || op.scrollTop != null ||
- op.scrollToPos && (op.scrollToPos.from.line < display.viewFrom ||
- op.scrollToPos.to.line >= display.viewTo) ||
- display.maxLineChanged && cm.options.lineWrapping;
- op.update = op.mustUpdate &&
- new DisplayUpdate(cm, op.mustUpdate && {top: op.scrollTop, ensure: op.scrollToPos}, op.forceUpdate);
-}
-
-function endOperation_W1(op) {
- op.updatedDisplay = op.mustUpdate && updateDisplayIfNeeded(op.cm, op.update);
-}
-
-function endOperation_R2(op) {
- var cm = op.cm, display = cm.display;
- if (op.updatedDisplay) { updateHeightsInViewport(cm); }
-
- op.barMeasure = measureForScrollbars(cm);
-
- // If the max line changed since it was last measured, measure it,
- // and ensure the document's width matches it.
- // updateDisplay_W2 will use these properties to do the actual resizing
- if (display.maxLineChanged && !cm.options.lineWrapping) {
- op.adjustWidthTo = measureChar(cm, display.maxLine, display.maxLine.text.length).left + 3;
- cm.display.sizerWidth = op.adjustWidthTo;
- op.barMeasure.scrollWidth =
- Math.max(display.scroller.clientWidth, display.sizer.offsetLeft + op.adjustWidthTo + scrollGap(cm) + cm.display.barWidth);
- op.maxScrollLeft = Math.max(0, display.sizer.offsetLeft + op.adjustWidthTo - displayWidth(cm));
- }
-
- if (op.updatedDisplay || op.selectionChanged)
- { op.preparedSelection = display.input.prepareSelection(); }
-}
-
-function endOperation_W2(op) {
- var cm = op.cm;
-
- if (op.adjustWidthTo != null) {
- cm.display.sizer.style.minWidth = op.adjustWidthTo + "px";
- if (op.maxScrollLeft < cm.doc.scrollLeft)
- { setScrollLeft(cm, Math.min(cm.display.scroller.scrollLeft, op.maxScrollLeft), true); }
- cm.display.maxLineChanged = false;
- }
-
- var takeFocus = op.focus && op.focus == activeElt();
- if (op.preparedSelection)
- { cm.display.input.showSelection(op.preparedSelection, takeFocus); }
- if (op.updatedDisplay || op.startHeight != cm.doc.height)
- { updateScrollbars(cm, op.barMeasure); }
- if (op.updatedDisplay)
- { setDocumentHeight(cm, op.barMeasure); }
-
- if (op.selectionChanged) { restartBlink(cm); }
-
- if (cm.state.focused && op.updateInput)
- { cm.display.input.reset(op.typing); }
- if (takeFocus) { ensureFocus(op.cm); }
-}
-
-function endOperation_finish(op) {
- var cm = op.cm, display = cm.display, doc = cm.doc;
-
- if (op.updatedDisplay) { postUpdateDisplay(cm, op.update); }
-
- // Abort mouse wheel delta measurement, when scrolling explicitly
- if (display.wheelStartX != null && (op.scrollTop != null || op.scrollLeft != null || op.scrollToPos))
- { display.wheelStartX = display.wheelStartY = null; }
-
- // Propagate the scroll position to the actual DOM scroller
- if (op.scrollTop != null) { setScrollTop(cm, op.scrollTop, op.forceScroll); }
-
- if (op.scrollLeft != null) { setScrollLeft(cm, op.scrollLeft, true, true); }
- // If we need to scroll a specific position into view, do so.
- if (op.scrollToPos) {
- var rect = scrollPosIntoView(cm, clipPos(doc, op.scrollToPos.from),
- clipPos(doc, op.scrollToPos.to), op.scrollToPos.margin);
- maybeScrollWindow(cm, rect);
- }
-
- // Fire events for markers that are hidden/unidden by editing or
- // undoing
- var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers;
- if (hidden) { for (var i = 0; i < hidden.length; ++i)
- { if (!hidden[i].lines.length) { signal(hidden[i], "hide"); } } }
- if (unhidden) { for (var i$1 = 0; i$1 < unhidden.length; ++i$1)
- { if (unhidden[i$1].lines.length) { signal(unhidden[i$1], "unhide"); } } }
-
- if (display.wrapper.offsetHeight)
- { doc.scrollTop = cm.display.scroller.scrollTop; }
-
- // Fire change events, and delayed event handlers
- if (op.changeObjs)
- { signal(cm, "changes", cm, op.changeObjs); }
- if (op.update)
- { op.update.finish(); }
-}
-
-// Run the given function in an operation
-function runInOp(cm, f) {
- if (cm.curOp) { return f() }
- startOperation(cm);
- try { return f() }
- finally { endOperation(cm); }
-}
-// Wraps a function in an operation. Returns the wrapped function.
-function operation(cm, f) {
- return function() {
- if (cm.curOp) { return f.apply(cm, arguments) }
- startOperation(cm);
- try { return f.apply(cm, arguments) }
- finally { endOperation(cm); }
- }
-}
-// Used to add methods to editor and doc instances, wrapping them in
-// operations.
-function methodOp(f) {
- return function() {
- if (this.curOp) { return f.apply(this, arguments) }
- startOperation(this);
- try { return f.apply(this, arguments) }
- finally { endOperation(this); }
- }
-}
-function docMethodOp(f) {
- return function() {
- var cm = this.cm;
- if (!cm || cm.curOp) { return f.apply(this, arguments) }
- startOperation(cm);
- try { return f.apply(this, arguments) }
- finally { endOperation(cm); }
- }
-}
-
-// Updates the display.view data structure for a given change to the
-// document. From and to are in pre-change coordinates. Lendiff is
-// the amount of lines added or subtracted by the change. This is
-// used for changes that span multiple lines, or change the way
-// lines are divided into visual lines. regLineChange (below)
-// registers single-line changes.
-function regChange(cm, from, to, lendiff) {
- if (from == null) { from = cm.doc.first; }
- if (to == null) { to = cm.doc.first + cm.doc.size; }
- if (!lendiff) { lendiff = 0; }
-
- var display = cm.display;
- if (lendiff && to < display.viewTo &&
- (display.updateLineNumbers == null || display.updateLineNumbers > from))
- { display.updateLineNumbers = from; }
-
- cm.curOp.viewChanged = true;
-
- if (from >= display.viewTo) { // Change after
- if (sawCollapsedSpans && visualLineNo(cm.doc, from) < display.viewTo)
- { resetView(cm); }
- } else if (to <= display.viewFrom) { // Change before
- if (sawCollapsedSpans && visualLineEndNo(cm.doc, to + lendiff) > display.viewFrom) {
- resetView(cm);
- } else {
- display.viewFrom += lendiff;
- display.viewTo += lendiff;
- }
- } else if (from <= display.viewFrom && to >= display.viewTo) { // Full overlap
- resetView(cm);
- } else if (from <= display.viewFrom) { // Top overlap
- var cut = viewCuttingPoint(cm, to, to + lendiff, 1);
- if (cut) {
- display.view = display.view.slice(cut.index);
- display.viewFrom = cut.lineN;
- display.viewTo += lendiff;
- } else {
- resetView(cm);
- }
- } else if (to >= display.viewTo) { // Bottom overlap
- var cut$1 = viewCuttingPoint(cm, from, from, -1);
- if (cut$1) {
- display.view = display.view.slice(0, cut$1.index);
- display.viewTo = cut$1.lineN;
- } else {
- resetView(cm);
- }
- } else { // Gap in the middle
- var cutTop = viewCuttingPoint(cm, from, from, -1);
- var cutBot = viewCuttingPoint(cm, to, to + lendiff, 1);
- if (cutTop && cutBot) {
- display.view = display.view.slice(0, cutTop.index)
- .concat(buildViewArray(cm, cutTop.lineN, cutBot.lineN))
- .concat(display.view.slice(cutBot.index));
- display.viewTo += lendiff;
- } else {
- resetView(cm);
- }
- }
-
- var ext = display.externalMeasured;
- if (ext) {
- if (to < ext.lineN)
- { ext.lineN += lendiff; }
- else if (from < ext.lineN + ext.size)
- { display.externalMeasured = null; }
- }
-}
-
-// Register a change to a single line. Type must be one of "text",
-// "gutter", "class", "widget"
-function regLineChange(cm, line, type) {
- cm.curOp.viewChanged = true;
- var display = cm.display, ext = cm.display.externalMeasured;
- if (ext && line >= ext.lineN && line < ext.lineN + ext.size)
- { display.externalMeasured = null; }
-
- if (line < display.viewFrom || line >= display.viewTo) { return }
- var lineView = display.view[findViewIndex(cm, line)];
- if (lineView.node == null) { return }
- var arr = lineView.changes || (lineView.changes = []);
- if (indexOf(arr, type) == -1) { arr.push(type); }
-}
-
-// Clear the view.
-function resetView(cm) {
- cm.display.viewFrom = cm.display.viewTo = cm.doc.first;
- cm.display.view = [];
- cm.display.viewOffset = 0;
-}
-
-function viewCuttingPoint(cm, oldN, newN, dir) {
- var index = findViewIndex(cm, oldN), diff, view = cm.display.view;
- if (!sawCollapsedSpans || newN == cm.doc.first + cm.doc.size)
- { return {index: index, lineN: newN} }
- var n = cm.display.viewFrom;
- for (var i = 0; i < index; i++)
- { n += view[i].size; }
- if (n != oldN) {
- if (dir > 0) {
- if (index == view.length - 1) { return null }
- diff = (n + view[index].size) - oldN;
- index++;
- } else {
- diff = n - oldN;
- }
- oldN += diff; newN += diff;
- }
- while (visualLineNo(cm.doc, newN) != newN) {
- if (index == (dir < 0 ? 0 : view.length - 1)) { return null }
- newN += dir * view[index - (dir < 0 ? 1 : 0)].size;
- index += dir;
- }
- return {index: index, lineN: newN}
-}
-
-// Force the view to cover a given range, adding empty view element
-// or clipping off existing ones as needed.
-function adjustView(cm, from, to) {
- var display = cm.display, view = display.view;
- if (view.length == 0 || from >= display.viewTo || to <= display.viewFrom) {
- display.view = buildViewArray(cm, from, to);
- display.viewFrom = from;
- } else {
- if (display.viewFrom > from)
- { display.view = buildViewArray(cm, from, display.viewFrom).concat(display.view); }
- else if (display.viewFrom < from)
- { display.view = display.view.slice(findViewIndex(cm, from)); }
- display.viewFrom = from;
- if (display.viewTo < to)
- { display.view = display.view.concat(buildViewArray(cm, display.viewTo, to)); }
- else if (display.viewTo > to)
- { display.view = display.view.slice(0, findViewIndex(cm, to)); }
- }
- display.viewTo = to;
-}
-
-// Count the number of lines in the view whose DOM representation is
-// out of date (or nonexistent).
-function countDirtyView(cm) {
- var view = cm.display.view, dirty = 0;
- for (var i = 0; i < view.length; i++) {
- var lineView = view[i];
- if (!lineView.hidden && (!lineView.node || lineView.changes)) { ++dirty; }
- }
- return dirty
-}
-
-// HIGHLIGHT WORKER
-
-function startWorker(cm, time) {
- if (cm.doc.highlightFrontier < cm.display.viewTo)
- { cm.state.highlight.set(time, bind(highlightWorker, cm)); }
-}
-
-function highlightWorker(cm) {
- var doc = cm.doc;
- if (doc.highlightFrontier >= cm.display.viewTo) { return }
- var end = +new Date + cm.options.workTime;
- var context = getContextBefore(cm, doc.highlightFrontier);
- var changedLines = [];
-
- doc.iter(context.line, Math.min(doc.first + doc.size, cm.display.viewTo + 500), function (line) {
- if (context.line >= cm.display.viewFrom) { // Visible
- var oldStyles = line.styles;
- var resetState = line.text.length > cm.options.maxHighlightLength ? copyState(doc.mode, context.state) : null;
- var highlighted = highlightLine(cm, line, context, true);
- if (resetState) { context.state = resetState; }
- line.styles = highlighted.styles;
- var oldCls = line.styleClasses, newCls = highlighted.classes;
- if (newCls) { line.styleClasses = newCls; }
- else if (oldCls) { line.styleClasses = null; }
- var ischange = !oldStyles || oldStyles.length != line.styles.length ||
- oldCls != newCls && (!oldCls || !newCls || oldCls.bgClass != newCls.bgClass || oldCls.textClass != newCls.textClass);
- for (var i = 0; !ischange && i < oldStyles.length; ++i) { ischange = oldStyles[i] != line.styles[i]; }
- if (ischange) { changedLines.push(context.line); }
- line.stateAfter = context.save();
- context.nextLine();
- } else {
- if (line.text.length <= cm.options.maxHighlightLength)
- { processLine(cm, line.text, context); }
- line.stateAfter = context.line % 5 == 0 ? context.save() : null;
- context.nextLine();
- }
- if (+new Date > end) {
- startWorker(cm, cm.options.workDelay);
- return true
- }
- });
- doc.highlightFrontier = context.line;
- doc.modeFrontier = Math.max(doc.modeFrontier, context.line);
- if (changedLines.length) { runInOp(cm, function () {
- for (var i = 0; i < changedLines.length; i++)
- { regLineChange(cm, changedLines[i], "text"); }
- }); }
-}
-
-// DISPLAY DRAWING
-
-var DisplayUpdate = function(cm, viewport, force) {
- var display = cm.display;
-
- this.viewport = viewport;
- // Store some values that we'll need later (but don't want to force a relayout for)
- this.visible = visibleLines(display, cm.doc, viewport);
- this.editorIsHidden = !display.wrapper.offsetWidth;
- this.wrapperHeight = display.wrapper.clientHeight;
- this.wrapperWidth = display.wrapper.clientWidth;
- this.oldDisplayWidth = displayWidth(cm);
- this.force = force;
- this.dims = getDimensions(cm);
- this.events = [];
-};
-
-DisplayUpdate.prototype.signal = function (emitter, type) {
- if (hasHandler(emitter, type))
- { this.events.push(arguments); }
-};
-DisplayUpdate.prototype.finish = function () {
- var this$1 = this;
-
- for (var i = 0; i < this.events.length; i++)
- { signal.apply(null, this$1.events[i]); }
-};
-
-function maybeClipScrollbars(cm) {
- var display = cm.display;
- if (!display.scrollbarsClipped && display.scroller.offsetWidth) {
- display.nativeBarWidth = display.scroller.offsetWidth - display.scroller.clientWidth;
- display.heightForcer.style.height = scrollGap(cm) + "px";
- display.sizer.style.marginBottom = -display.nativeBarWidth + "px";
- display.sizer.style.borderRightWidth = scrollGap(cm) + "px";
- display.scrollbarsClipped = true;
- }
-}
-
-function selectionSnapshot(cm) {
- if (cm.hasFocus()) { return null }
- var active = activeElt();
- if (!active || !contains(cm.display.lineDiv, active)) { return null }
- var result = {activeElt: active};
- if (window.getSelection) {
- var sel = window.getSelection();
- if (sel.anchorNode && sel.extend && contains(cm.display.lineDiv, sel.anchorNode)) {
- result.anchorNode = sel.anchorNode;
- result.anchorOffset = sel.anchorOffset;
- result.focusNode = sel.focusNode;
- result.focusOffset = sel.focusOffset;
- }
- }
- return result
-}
-
-function restoreSelection(snapshot) {
- if (!snapshot || !snapshot.activeElt || snapshot.activeElt == activeElt()) { return }
- snapshot.activeElt.focus();
- if (snapshot.anchorNode && contains(document.body, snapshot.anchorNode) && contains(document.body, snapshot.focusNode)) {
- var sel = window.getSelection(), range$$1 = document.createRange();
- range$$1.setEnd(snapshot.anchorNode, snapshot.anchorOffset);
- range$$1.collapse(false);
- sel.removeAllRanges();
- sel.addRange(range$$1);
- sel.extend(snapshot.focusNode, snapshot.focusOffset);
- }
-}
-
-// Does the actual updating of the line display. Bails out
-// (returning false) when there is nothing to be done and forced is
-// false.
-function updateDisplayIfNeeded(cm, update) {
- var display = cm.display, doc = cm.doc;
-
- if (update.editorIsHidden) {
- resetView(cm);
- return false
- }
-
- // Bail out if the visible area is already rendered and nothing changed.
- if (!update.force &&
- update.visible.from >= display.viewFrom && update.visible.to <= display.viewTo &&
- (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo) &&
- display.renderedView == display.view && countDirtyView(cm) == 0)
- { return false }
-
- if (maybeUpdateLineNumberWidth(cm)) {
- resetView(cm);
- update.dims = getDimensions(cm);
- }
-
- // Compute a suitable new viewport (from & to)
- var end = doc.first + doc.size;
- var from = Math.max(update.visible.from - cm.options.viewportMargin, doc.first);
- var to = Math.min(end, update.visible.to + cm.options.viewportMargin);
- if (display.viewFrom < from && from - display.viewFrom < 20) { from = Math.max(doc.first, display.viewFrom); }
- if (display.viewTo > to && display.viewTo - to < 20) { to = Math.min(end, display.viewTo); }
- if (sawCollapsedSpans) {
- from = visualLineNo(cm.doc, from);
- to = visualLineEndNo(cm.doc, to);
- }
-
- var different = from != display.viewFrom || to != display.viewTo ||
- display.lastWrapHeight != update.wrapperHeight || display.lastWrapWidth != update.wrapperWidth;
- adjustView(cm, from, to);
-
- display.viewOffset = heightAtLine(getLine(cm.doc, display.viewFrom));
- // Position the mover div to align with the current scroll position
- cm.display.mover.style.top = display.viewOffset + "px";
-
- var toUpdate = countDirtyView(cm);
- if (!different && toUpdate == 0 && !update.force && display.renderedView == display.view &&
- (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo))
- { return false }
-
- // For big changes, we hide the enclosing element during the
- // update, since that speeds up the operations on most browsers.
- var selSnapshot = selectionSnapshot(cm);
- if (toUpdate > 4) { display.lineDiv.style.display = "none"; }
- patchDisplay(cm, display.updateLineNumbers, update.dims);
- if (toUpdate > 4) { display.lineDiv.style.display = ""; }
- display.renderedView = display.view;
- // There might have been a widget with a focused element that got
- // hidden or updated, if so re-focus it.
- restoreSelection(selSnapshot);
-
- // Prevent selection and cursors from interfering with the scroll
- // width and height.
- removeChildren(display.cursorDiv);
- removeChildren(display.selectionDiv);
- display.gutters.style.height = display.sizer.style.minHeight = 0;
-
- if (different) {
- display.lastWrapHeight = update.wrapperHeight;
- display.lastWrapWidth = update.wrapperWidth;
- startWorker(cm, 400);
- }
-
- display.updateLineNumbers = null;
-
- return true
-}
-
-function postUpdateDisplay(cm, update) {
- var viewport = update.viewport;
-
- for (var first = true;; first = false) {
- if (!first || !cm.options.lineWrapping || update.oldDisplayWidth == displayWidth(cm)) {
- // Clip forced viewport to actual scrollable area.
- if (viewport && viewport.top != null)
- { viewport = {top: Math.min(cm.doc.height + paddingVert(cm.display) - displayHeight(cm), viewport.top)}; }
- // Updated line heights might result in the drawn area not
- // actually covering the viewport. Keep looping until it does.
- update.visible = visibleLines(cm.display, cm.doc, viewport);
- if (update.visible.from >= cm.display.viewFrom && update.visible.to <= cm.display.viewTo)
- { break }
- }
- if (!updateDisplayIfNeeded(cm, update)) { break }
- updateHeightsInViewport(cm);
- var barMeasure = measureForScrollbars(cm);
- updateSelection(cm);
- updateScrollbars(cm, barMeasure);
- setDocumentHeight(cm, barMeasure);
- update.force = false;
- }
-
- update.signal(cm, "update", cm);
- if (cm.display.viewFrom != cm.display.reportedViewFrom || cm.display.viewTo != cm.display.reportedViewTo) {
- update.signal(cm, "viewportChange", cm, cm.display.viewFrom, cm.display.viewTo);
- cm.display.reportedViewFrom = cm.display.viewFrom; cm.display.reportedViewTo = cm.display.viewTo;
- }
-}
-
-function updateDisplaySimple(cm, viewport) {
- var update = new DisplayUpdate(cm, viewport);
- if (updateDisplayIfNeeded(cm, update)) {
- updateHeightsInViewport(cm);
- postUpdateDisplay(cm, update);
- var barMeasure = measureForScrollbars(cm);
- updateSelection(cm);
- updateScrollbars(cm, barMeasure);
- setDocumentHeight(cm, barMeasure);
- update.finish();
- }
-}
-
-// Sync the actual display DOM structure with display.view, removing
-// nodes for lines that are no longer in view, and creating the ones
-// that are not there yet, and updating the ones that are out of
-// date.
-function patchDisplay(cm, updateNumbersFrom, dims) {
- var display = cm.display, lineNumbers = cm.options.lineNumbers;
- var container = display.lineDiv, cur = container.firstChild;
-
- function rm(node) {
- var next = node.nextSibling;
- // Works around a throw-scroll bug in OS X Webkit
- if (webkit && mac && cm.display.currentWheelTarget == node)
- { node.style.display = "none"; }
- else
- { node.parentNode.removeChild(node); }
- return next
- }
-
- var view = display.view, lineN = display.viewFrom;
- // Loop over the elements in the view, syncing cur (the DOM nodes
- // in display.lineDiv) with the view as we go.
- for (var i = 0; i < view.length; i++) {
- var lineView = view[i];
- if (lineView.hidden) {
- } else if (!lineView.node || lineView.node.parentNode != container) { // Not drawn yet
- var node = buildLineElement(cm, lineView, lineN, dims);
- container.insertBefore(node, cur);
- } else { // Already drawn
- while (cur != lineView.node) { cur = rm(cur); }
- var updateNumber = lineNumbers && updateNumbersFrom != null &&
- updateNumbersFrom <= lineN && lineView.lineNumber;
- if (lineView.changes) {
- if (indexOf(lineView.changes, "gutter") > -1) { updateNumber = false; }
- updateLineForChanges(cm, lineView, lineN, dims);
- }
- if (updateNumber) {
- removeChildren(lineView.lineNumber);
- lineView.lineNumber.appendChild(document.createTextNode(lineNumberFor(cm.options, lineN)));
- }
- cur = lineView.node.nextSibling;
- }
- lineN += lineView.size;
- }
- while (cur) { cur = rm(cur); }
-}
-
-function updateGutterSpace(cm) {
- var width = cm.display.gutters.offsetWidth;
- cm.display.sizer.style.marginLeft = width + "px";
-}
-
-function setDocumentHeight(cm, measure) {
- cm.display.sizer.style.minHeight = measure.docHeight + "px";
- cm.display.heightForcer.style.top = measure.docHeight + "px";
- cm.display.gutters.style.height = (measure.docHeight + cm.display.barHeight + scrollGap(cm)) + "px";
-}
-
-// Rebuild the gutter elements, ensure the margin to the left of the
-// code matches their width.
-function updateGutters(cm) {
- var gutters = cm.display.gutters, specs = cm.options.gutters;
- removeChildren(gutters);
- var i = 0;
- for (; i < specs.length; ++i) {
- var gutterClass = specs[i];
- var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass));
- if (gutterClass == "CodeMirror-linenumbers") {
- cm.display.lineGutter = gElt;
- gElt.style.width = (cm.display.lineNumWidth || 1) + "px";
- }
- }
- gutters.style.display = i ? "" : "none";
- updateGutterSpace(cm);
-}
-
-// Make sure the gutters options contains the element
-// "CodeMirror-linenumbers" when the lineNumbers option is true.
-function setGuttersForLineNumbers(options) {
- var found = indexOf(options.gutters, "CodeMirror-linenumbers");
- if (found == -1 && options.lineNumbers) {
- options.gutters = options.gutters.concat(["CodeMirror-linenumbers"]);
- } else if (found > -1 && !options.lineNumbers) {
- options.gutters = options.gutters.slice(0);
- options.gutters.splice(found, 1);
- }
-}
-
-// Since the delta values reported on mouse wheel events are
-// unstandardized between browsers and even browser versions, and
-// generally horribly unpredictable, this code starts by measuring
-// the scroll effect that the first few mouse wheel events have,
-// and, from that, detects the way it can convert deltas to pixel
-// offsets afterwards.
-//
-// The reason we want to know the amount a wheel event will scroll
-// is that it gives us a chance to update the display before the
-// actual scrolling happens, reducing flickering.
-
-var wheelSamples = 0;
-var wheelPixelsPerUnit = null;
-// Fill in a browser-detected starting value on browsers where we
-// know one. These don't have to be accurate -- the result of them
-// being wrong would just be a slight flicker on the first wheel
-// scroll (if it is large enough).
-if (ie) { wheelPixelsPerUnit = -.53; }
-else if (gecko) { wheelPixelsPerUnit = 15; }
-else if (chrome) { wheelPixelsPerUnit = -.7; }
-else if (safari) { wheelPixelsPerUnit = -1/3; }
-
-function wheelEventDelta(e) {
- var dx = e.wheelDeltaX, dy = e.wheelDeltaY;
- if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) { dx = e.detail; }
- if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) { dy = e.detail; }
- else if (dy == null) { dy = e.wheelDelta; }
- return {x: dx, y: dy}
-}
-function wheelEventPixels(e) {
- var delta = wheelEventDelta(e);
- delta.x *= wheelPixelsPerUnit;
- delta.y *= wheelPixelsPerUnit;
- return delta
-}
-
-function onScrollWheel(cm, e) {
- var delta = wheelEventDelta(e), dx = delta.x, dy = delta.y;
-
- var display = cm.display, scroll = display.scroller;
- // Quit if there's nothing to scroll here
- var canScrollX = scroll.scrollWidth > scroll.clientWidth;
- var canScrollY = scroll.scrollHeight > scroll.clientHeight;
- if (!(dx && canScrollX || dy && canScrollY)) { return }
-
- // Webkit browsers on OS X abort momentum scrolls when the target
- // of the scroll event is removed from the scrollable element.
- // This hack (see related code in patchDisplay) makes sure the
- // element is kept around.
- if (dy && mac && webkit) {
- outer: for (var cur = e.target, view = display.view; cur != scroll; cur = cur.parentNode) {
- for (var i = 0; i < view.length; i++) {
- if (view[i].node == cur) {
- cm.display.currentWheelTarget = cur;
- break outer
- }
- }
- }
- }
-
- // On some browsers, horizontal scrolling will cause redraws to
- // happen before the gutter has been realigned, causing it to
- // wriggle around in a most unseemly way. When we have an
- // estimated pixels/delta value, we just handle horizontal
- // scrolling entirely here. It'll be slightly off from native, but
- // better than glitching out.
- if (dx && !gecko && !presto && wheelPixelsPerUnit != null) {
- if (dy && canScrollY)
- { updateScrollTop(cm, Math.max(0, scroll.scrollTop + dy * wheelPixelsPerUnit)); }
- setScrollLeft(cm, Math.max(0, scroll.scrollLeft + dx * wheelPixelsPerUnit));
- // Only prevent default scrolling if vertical scrolling is
- // actually possible. Otherwise, it causes vertical scroll
- // jitter on OSX trackpads when deltaX is small and deltaY
- // is large (issue #3579)
- if (!dy || (dy && canScrollY))
- { e_preventDefault(e); }
- display.wheelStartX = null; // Abort measurement, if in progress
- return
- }
-
- // 'Project' the visible viewport to cover the area that is being
- // scrolled into view (if we know enough to estimate it).
- if (dy && wheelPixelsPerUnit != null) {
- var pixels = dy * wheelPixelsPerUnit;
- var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight;
- if (pixels < 0) { top = Math.max(0, top + pixels - 50); }
- else { bot = Math.min(cm.doc.height, bot + pixels + 50); }
- updateDisplaySimple(cm, {top: top, bottom: bot});
- }
-
- if (wheelSamples < 20) {
- if (display.wheelStartX == null) {
- display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop;
- display.wheelDX = dx; display.wheelDY = dy;
- setTimeout(function () {
- if (display.wheelStartX == null) { return }
- var movedX = scroll.scrollLeft - display.wheelStartX;
- var movedY = scroll.scrollTop - display.wheelStartY;
- var sample = (movedY && display.wheelDY && movedY / display.wheelDY) ||
- (movedX && display.wheelDX && movedX / display.wheelDX);
- display.wheelStartX = display.wheelStartY = null;
- if (!sample) { return }
- wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1);
- ++wheelSamples;
- }, 200);
- } else {
- display.wheelDX += dx; display.wheelDY += dy;
- }
- }
-}
-
-// Selection objects are immutable. A new one is created every time
-// the selection changes. A selection is one or more non-overlapping
-// (and non-touching) ranges, sorted, and an integer that indicates
-// which one is the primary selection (the one that's scrolled into
-// view, that getCursor returns, etc).
-var Selection = function(ranges, primIndex) {
- this.ranges = ranges;
- this.primIndex = primIndex;
-};
-
-Selection.prototype.primary = function () { return this.ranges[this.primIndex] };
-
-Selection.prototype.equals = function (other) {
- var this$1 = this;
-
- if (other == this) { return true }
- if (other.primIndex != this.primIndex || other.ranges.length != this.ranges.length) { return false }
- for (var i = 0; i < this.ranges.length; i++) {
- var here = this$1.ranges[i], there = other.ranges[i];
- if (!equalCursorPos(here.anchor, there.anchor) || !equalCursorPos(here.head, there.head)) { return false }
- }
- return true
-};
-
-Selection.prototype.deepCopy = function () {
- var this$1 = this;
-
- var out = [];
- for (var i = 0; i < this.ranges.length; i++)
- { out[i] = new Range(copyPos(this$1.ranges[i].anchor), copyPos(this$1.ranges[i].head)); }
- return new Selection(out, this.primIndex)
-};
-
-Selection.prototype.somethingSelected = function () {
- var this$1 = this;
-
- for (var i = 0; i < this.ranges.length; i++)
- { if (!this$1.ranges[i].empty()) { return true } }
- return false
-};
-
-Selection.prototype.contains = function (pos, end) {
- var this$1 = this;
-
- if (!end) { end = pos; }
- for (var i = 0; i < this.ranges.length; i++) {
- var range = this$1.ranges[i];
- if (cmp(end, range.from()) >= 0 && cmp(pos, range.to()) <= 0)
- { return i }
- }
- return -1
-};
-
-var Range = function(anchor, head) {
- this.anchor = anchor; this.head = head;
-};
-
-Range.prototype.from = function () { return minPos(this.anchor, this.head) };
-Range.prototype.to = function () { return maxPos(this.anchor, this.head) };
-Range.prototype.empty = function () { return this.head.line == this.anchor.line && this.head.ch == this.anchor.ch };
-
-// Take an unsorted, potentially overlapping set of ranges, and
-// build a selection out of it. 'Consumes' ranges array (modifying
-// it).
-function normalizeSelection(ranges, primIndex) {
- var prim = ranges[primIndex];
- ranges.sort(function (a, b) { return cmp(a.from(), b.from()); });
- primIndex = indexOf(ranges, prim);
- for (var i = 1; i < ranges.length; i++) {
- var cur = ranges[i], prev = ranges[i - 1];
- if (cmp(prev.to(), cur.from()) >= 0) {
- var from = minPos(prev.from(), cur.from()), to = maxPos(prev.to(), cur.to());
- var inv = prev.empty() ? cur.from() == cur.head : prev.from() == prev.head;
- if (i <= primIndex) { --primIndex; }
- ranges.splice(--i, 2, new Range(inv ? to : from, inv ? from : to));
- }
- }
- return new Selection(ranges, primIndex)
-}
-
-function simpleSelection(anchor, head) {
- return new Selection([new Range(anchor, head || anchor)], 0)
-}
-
-// Compute the position of the end of a change (its 'to' property
-// refers to the pre-change end).
-function changeEnd(change) {
- if (!change.text) { return change.to }
- return Pos(change.from.line + change.text.length - 1,
- lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0))
-}
-
-// Adjust a position to refer to the post-change position of the
-// same text, or the end of the change if the change covers it.
-function adjustForChange(pos, change) {
- if (cmp(pos, change.from) < 0) { return pos }
- if (cmp(pos, change.to) <= 0) { return changeEnd(change) }
-
- var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch;
- if (pos.line == change.to.line) { ch += changeEnd(change).ch - change.to.ch; }
- return Pos(line, ch)
-}
-
-function computeSelAfterChange(doc, change) {
- var out = [];
- for (var i = 0; i < doc.sel.ranges.length; i++) {
- var range = doc.sel.ranges[i];
- out.push(new Range(adjustForChange(range.anchor, change),
- adjustForChange(range.head, change)));
- }
- return normalizeSelection(out, doc.sel.primIndex)
-}
-
-function offsetPos(pos, old, nw) {
- if (pos.line == old.line)
- { return Pos(nw.line, pos.ch - old.ch + nw.ch) }
- else
- { return Pos(nw.line + (pos.line - old.line), pos.ch) }
-}
-
-// Used by replaceSelections to allow moving the selection to the
-// start or around the replaced test. Hint may be "start" or "around".
-function computeReplacedSel(doc, changes, hint) {
- var out = [];
- var oldPrev = Pos(doc.first, 0), newPrev = oldPrev;
- for (var i = 0; i < changes.length; i++) {
- var change = changes[i];
- var from = offsetPos(change.from, oldPrev, newPrev);
- var to = offsetPos(changeEnd(change), oldPrev, newPrev);
- oldPrev = change.to;
- newPrev = to;
- if (hint == "around") {
- var range = doc.sel.ranges[i], inv = cmp(range.head, range.anchor) < 0;
- out[i] = new Range(inv ? to : from, inv ? from : to);
- } else {
- out[i] = new Range(from, from);
- }
- }
- return new Selection(out, doc.sel.primIndex)
-}
-
-// Used to get the editor into a consistent state again when options change.
-
-function loadMode(cm) {
- cm.doc.mode = getMode(cm.options, cm.doc.modeOption);
- resetModeState(cm);
-}
-
-function resetModeState(cm) {
- cm.doc.iter(function (line) {
- if (line.stateAfter) { line.stateAfter = null; }
- if (line.styles) { line.styles = null; }
- });
- cm.doc.modeFrontier = cm.doc.highlightFrontier = cm.doc.first;
- startWorker(cm, 100);
- cm.state.modeGen++;
- if (cm.curOp) { regChange(cm); }
-}
-
-// DOCUMENT DATA STRUCTURE
-
-// By default, updates that start and end at the beginning of a line
-// are treated specially, in order to make the association of line
-// widgets and marker elements with the text behave more intuitive.
-function isWholeLineUpdate(doc, change) {
- return change.from.ch == 0 && change.to.ch == 0 && lst(change.text) == "" &&
- (!doc.cm || doc.cm.options.wholeLineUpdateBefore)
-}
-
-// Perform a change on the document data structure.
-function updateDoc(doc, change, markedSpans, estimateHeight$$1) {
- function spansFor(n) {return markedSpans ? markedSpans[n] : null}
- function update(line, text, spans) {
- updateLine(line, text, spans, estimateHeight$$1);
- signalLater(line, "change", line, change);
- }
- function linesFor(start, end) {
- var result = [];
- for (var i = start; i < end; ++i)
- { result.push(new Line(text[i], spansFor(i), estimateHeight$$1)); }
- return result
- }
-
- var from = change.from, to = change.to, text = change.text;
- var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line);
- var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line;
-
- // Adjust the line structure
- if (change.full) {
- doc.insert(0, linesFor(0, text.length));
- doc.remove(text.length, doc.size - text.length);
- } else if (isWholeLineUpdate(doc, change)) {
- // This is a whole-line replace. Treated specially to make
- // sure line objects move the way they are supposed to.
- var added = linesFor(0, text.length - 1);
- update(lastLine, lastLine.text, lastSpans);
- if (nlines) { doc.remove(from.line, nlines); }
- if (added.length) { doc.insert(from.line, added); }
- } else if (firstLine == lastLine) {
- if (text.length == 1) {
- update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans);
- } else {
- var added$1 = linesFor(1, text.length - 1);
- added$1.push(new Line(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight$$1));
- update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
- doc.insert(from.line + 1, added$1);
- }
- } else if (text.length == 1) {
- update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0));
- doc.remove(from.line + 1, nlines);
- } else {
- update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
- update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans);
- var added$2 = linesFor(1, text.length - 1);
- if (nlines > 1) { doc.remove(from.line + 1, nlines - 1); }
- doc.insert(from.line + 1, added$2);
- }
-
- signalLater(doc, "change", doc, change);
-}
-
-// Call f for all linked documents.
-function linkedDocs(doc, f, sharedHistOnly) {
- function propagate(doc, skip, sharedHist) {
- if (doc.linked) { for (var i = 0; i < doc.linked.length; ++i) {
- var rel = doc.linked[i];
- if (rel.doc == skip) { continue }
- var shared = sharedHist && rel.sharedHist;
- if (sharedHistOnly && !shared) { continue }
- f(rel.doc, shared);
- propagate(rel.doc, doc, shared);
- } }
- }
- propagate(doc, null, true);
-}
-
-// Attach a document to an editor.
-function attachDoc(cm, doc) {
- if (doc.cm) { throw new Error("This document is already in use.") }
- cm.doc = doc;
- doc.cm = cm;
- estimateLineHeights(cm);
- loadMode(cm);
- setDirectionClass(cm);
- if (!cm.options.lineWrapping) { findMaxLine(cm); }
- cm.options.mode = doc.modeOption;
- regChange(cm);
-}
-
-function setDirectionClass(cm) {
- (cm.doc.direction == "rtl" ? addClass : rmClass)(cm.display.lineDiv, "CodeMirror-rtl");
-}
-
-function directionChanged(cm) {
- runInOp(cm, function () {
- setDirectionClass(cm);
- regChange(cm);
- });
-}
-
-function History(startGen) {
- // Arrays of change events and selections. Doing something adds an
- // event to done and clears undo. Undoing moves events from done
- // to undone, redoing moves them in the other direction.
- this.done = []; this.undone = [];
- this.undoDepth = Infinity;
- // Used to track when changes can be merged into a single undo
- // event
- this.lastModTime = this.lastSelTime = 0;
- this.lastOp = this.lastSelOp = null;
- this.lastOrigin = this.lastSelOrigin = null;
- // Used by the isClean() method
- this.generation = this.maxGeneration = startGen || 1;
-}
-
-// Create a history change event from an updateDoc-style change
-// object.
-function historyChangeFromChange(doc, change) {
- var histChange = {from: copyPos(change.from), to: changeEnd(change), text: getBetween(doc, change.from, change.to)};
- attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);
- linkedDocs(doc, function (doc) { return attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1); }, true);
- return histChange
-}
-
-// Pop all selection events off the end of a history array. Stop at
-// a change event.
-function clearSelectionEvents(array) {
- while (array.length) {
- var last = lst(array);
- if (last.ranges) { array.pop(); }
- else { break }
- }
-}
-
-// Find the top change event in the history. Pop off selection
-// events that are in the way.
-function lastChangeEvent(hist, force) {
- if (force) {
- clearSelectionEvents(hist.done);
- return lst(hist.done)
- } else if (hist.done.length && !lst(hist.done).ranges) {
- return lst(hist.done)
- } else if (hist.done.length > 1 && !hist.done[hist.done.length - 2].ranges) {
- hist.done.pop();
- return lst(hist.done)
- }
-}
-
-// Register a change in the history. Merges changes that are within
-// a single operation, or are close together with an origin that
-// allows merging (starting with "+") into a single event.
-function addChangeToHistory(doc, change, selAfter, opId) {
- var hist = doc.history;
- hist.undone.length = 0;
- var time = +new Date, cur;
- var last;
-
- if ((hist.lastOp == opId ||
- hist.lastOrigin == change.origin && change.origin &&
- ((change.origin.charAt(0) == "+" && hist.lastModTime > time - (doc.cm ? doc.cm.options.historyEventDelay : 500)) ||
- change.origin.charAt(0) == "*")) &&
- (cur = lastChangeEvent(hist, hist.lastOp == opId))) {
- // Merge this change into the last event
- last = lst(cur.changes);
- if (cmp(change.from, change.to) == 0 && cmp(change.from, last.to) == 0) {
- // Optimized case for simple insertion -- don't want to add
- // new changesets for every character typed
- last.to = changeEnd(change);
- } else {
- // Add new sub-event
- cur.changes.push(historyChangeFromChange(doc, change));
- }
- } else {
- // Can not be merged, start a new event.
- var before = lst(hist.done);
- if (!before || !before.ranges)
- { pushSelectionToHistory(doc.sel, hist.done); }
- cur = {changes: [historyChangeFromChange(doc, change)],
- generation: hist.generation};
- hist.done.push(cur);
- while (hist.done.length > hist.undoDepth) {
- hist.done.shift();
- if (!hist.done[0].ranges) { hist.done.shift(); }
- }
- }
- hist.done.push(selAfter);
- hist.generation = ++hist.maxGeneration;
- hist.lastModTime = hist.lastSelTime = time;
- hist.lastOp = hist.lastSelOp = opId;
- hist.lastOrigin = hist.lastSelOrigin = change.origin;
-
- if (!last) { signal(doc, "historyAdded"); }
-}
-
-function selectionEventCanBeMerged(doc, origin, prev, sel) {
- var ch = origin.charAt(0);
- return ch == "*" ||
- ch == "+" &&
- prev.ranges.length == sel.ranges.length &&
- prev.somethingSelected() == sel.somethingSelected() &&
- new Date - doc.history.lastSelTime <= (doc.cm ? doc.cm.options.historyEventDelay : 500)
-}
-
-// Called whenever the selection changes, sets the new selection as
-// the pending selection in the history, and pushes the old pending
-// selection into the 'done' array when it was significantly
-// different (in number of selected ranges, emptiness, or time).
-function addSelectionToHistory(doc, sel, opId, options) {
- var hist = doc.history, origin = options && options.origin;
-
- // A new event is started when the previous origin does not match
- // the current, or the origins don't allow matching. Origins
- // starting with * are always merged, those starting with + are
- // merged when similar and close together in time.
- if (opId == hist.lastSelOp ||
- (origin && hist.lastSelOrigin == origin &&
- (hist.lastModTime == hist.lastSelTime && hist.lastOrigin == origin ||
- selectionEventCanBeMerged(doc, origin, lst(hist.done), sel))))
- { hist.done[hist.done.length - 1] = sel; }
- else
- { pushSelectionToHistory(sel, hist.done); }
-
- hist.lastSelTime = +new Date;
- hist.lastSelOrigin = origin;
- hist.lastSelOp = opId;
- if (options && options.clearRedo !== false)
- { clearSelectionEvents(hist.undone); }
-}
-
-function pushSelectionToHistory(sel, dest) {
- var top = lst(dest);
- if (!(top && top.ranges && top.equals(sel)))
- { dest.push(sel); }
-}
-
-// Used to store marked span information in the history.
-function attachLocalSpans(doc, change, from, to) {
- var existing = change["spans_" + doc.id], n = 0;
- doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function (line) {
- if (line.markedSpans)
- { (existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans; }
- ++n;
- });
-}
-
-// When un/re-doing restores text containing marked spans, those
-// that have been explicitly cleared should not be restored.
-function removeClearedSpans(spans) {
- if (!spans) { return null }
- var out;
- for (var i = 0; i < spans.length; ++i) {
- if (spans[i].marker.explicitlyCleared) { if (!out) { out = spans.slice(0, i); } }
- else if (out) { out.push(spans[i]); }
- }
- return !out ? spans : out.length ? out : null
-}
-
-// Retrieve and filter the old marked spans stored in a change event.
-function getOldSpans(doc, change) {
- var found = change["spans_" + doc.id];
- if (!found) { return null }
- var nw = [];
- for (var i = 0; i < change.text.length; ++i)
- { nw.push(removeClearedSpans(found[i])); }
- return nw
-}
-
-// Used for un/re-doing changes from the history. Combines the
-// result of computing the existing spans with the set of spans that
-// existed in the history (so that deleting around a span and then
-// undoing brings back the span).
-function mergeOldSpans(doc, change) {
- var old = getOldSpans(doc, change);
- var stretched = stretchSpansOverChange(doc, change);
- if (!old) { return stretched }
- if (!stretched) { return old }
-
- for (var i = 0; i < old.length; ++i) {
- var oldCur = old[i], stretchCur = stretched[i];
- if (oldCur && stretchCur) {
- spans: for (var j = 0; j < stretchCur.length; ++j) {
- var span = stretchCur[j];
- for (var k = 0; k < oldCur.length; ++k)
- { if (oldCur[k].marker == span.marker) { continue spans } }
- oldCur.push(span);
- }
- } else if (stretchCur) {
- old[i] = stretchCur;
- }
- }
- return old
-}
-
-// Used both to provide a JSON-safe object in .getHistory, and, when
-// detaching a document, to split the history in two
-function copyHistoryArray(events, newGroup, instantiateSel) {
- var copy = [];
- for (var i = 0; i < events.length; ++i) {
- var event = events[i];
- if (event.ranges) {
- copy.push(instantiateSel ? Selection.prototype.deepCopy.call(event) : event);
- continue
- }
- var changes = event.changes, newChanges = [];
- copy.push({changes: newChanges});
- for (var j = 0; j < changes.length; ++j) {
- var change = changes[j], m = (void 0);
- newChanges.push({from: change.from, to: change.to, text: change.text});
- if (newGroup) { for (var prop in change) { if (m = prop.match(/^spans_(\d+)$/)) {
- if (indexOf(newGroup, Number(m[1])) > -1) {
- lst(newChanges)[prop] = change[prop];
- delete change[prop];
- }
- } } }
- }
- }
- return copy
-}
-
-// The 'scroll' parameter given to many of these indicated whether
-// the new cursor position should be scrolled into view after
-// modifying the selection.
-
-// If shift is held or the extend flag is set, extends a range to
-// include a given position (and optionally a second position).
-// Otherwise, simply returns the range between the given positions.
-// Used for cursor motion and such.
-function extendRange(range, head, other, extend) {
- if (extend) {
- var anchor = range.anchor;
- if (other) {
- var posBefore = cmp(head, anchor) < 0;
- if (posBefore != (cmp(other, anchor) < 0)) {
- anchor = head;
- head = other;
- } else if (posBefore != (cmp(head, other) < 0)) {
- head = other;
- }
- }
- return new Range(anchor, head)
- } else {
- return new Range(other || head, head)
- }
-}
-
-// Extend the primary selection range, discard the rest.
-function extendSelection(doc, head, other, options, extend) {
- if (extend == null) { extend = doc.cm && (doc.cm.display.shift || doc.extend); }
- setSelection(doc, new Selection([extendRange(doc.sel.primary(), head, other, extend)], 0), options);
-}
-
-// Extend all selections (pos is an array of selections with length
-// equal the number of selections)
-function extendSelections(doc, heads, options) {
- var out = [];
- var extend = doc.cm && (doc.cm.display.shift || doc.extend);
- for (var i = 0; i < doc.sel.ranges.length; i++)
- { out[i] = extendRange(doc.sel.ranges[i], heads[i], null, extend); }
- var newSel = normalizeSelection(out, doc.sel.primIndex);
- setSelection(doc, newSel, options);
-}
-
-// Updates a single range in the selection.
-function replaceOneSelection(doc, i, range, options) {
- var ranges = doc.sel.ranges.slice(0);
- ranges[i] = range;
- setSelection(doc, normalizeSelection(ranges, doc.sel.primIndex), options);
-}
-
-// Reset the selection to a single range.
-function setSimpleSelection(doc, anchor, head, options) {
- setSelection(doc, simpleSelection(anchor, head), options);
-}
-
-// Give beforeSelectionChange handlers a change to influence a
-// selection update.
-function filterSelectionChange(doc, sel, options) {
- var obj = {
- ranges: sel.ranges,
- update: function(ranges) {
- var this$1 = this;
-
- this.ranges = [];
- for (var i = 0; i < ranges.length; i++)
- { this$1.ranges[i] = new Range(clipPos(doc, ranges[i].anchor),
- clipPos(doc, ranges[i].head)); }
- },
- origin: options && options.origin
- };
- signal(doc, "beforeSelectionChange", doc, obj);
- if (doc.cm) { signal(doc.cm, "beforeSelectionChange", doc.cm, obj); }
- if (obj.ranges != sel.ranges) { return normalizeSelection(obj.ranges, obj.ranges.length - 1) }
- else { return sel }
-}
-
-function setSelectionReplaceHistory(doc, sel, options) {
- var done = doc.history.done, last = lst(done);
- if (last && last.ranges) {
- done[done.length - 1] = sel;
- setSelectionNoUndo(doc, sel, options);
- } else {
- setSelection(doc, sel, options);
- }
-}
-
-// Set a new selection.
-function setSelection(doc, sel, options) {
- setSelectionNoUndo(doc, sel, options);
- addSelectionToHistory(doc, doc.sel, doc.cm ? doc.cm.curOp.id : NaN, options);
-}
-
-function setSelectionNoUndo(doc, sel, options) {
- if (hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange"))
- { sel = filterSelectionChange(doc, sel, options); }
-
- var bias = options && options.bias ||
- (cmp(sel.primary().head, doc.sel.primary().head) < 0 ? -1 : 1);
- setSelectionInner(doc, skipAtomicInSelection(doc, sel, bias, true));
-
- if (!(options && options.scroll === false) && doc.cm)
- { ensureCursorVisible(doc.cm); }
-}
-
-function setSelectionInner(doc, sel) {
- if (sel.equals(doc.sel)) { return }
-
- doc.sel = sel;
-
- if (doc.cm) {
- doc.cm.curOp.updateInput = doc.cm.curOp.selectionChanged = true;
- signalCursorActivity(doc.cm);
- }
- signalLater(doc, "cursorActivity", doc);
-}
-
-// Verify that the selection does not partially select any atomic
-// marked ranges.
-function reCheckSelection(doc) {
- setSelectionInner(doc, skipAtomicInSelection(doc, doc.sel, null, false));
-}
-
-// Return a selection that does not partially select any atomic
-// ranges.
-function skipAtomicInSelection(doc, sel, bias, mayClear) {
- var out;
- for (var i = 0; i < sel.ranges.length; i++) {
- var range = sel.ranges[i];
- var old = sel.ranges.length == doc.sel.ranges.length && doc.sel.ranges[i];
- var newAnchor = skipAtomic(doc, range.anchor, old && old.anchor, bias, mayClear);
- var newHead = skipAtomic(doc, range.head, old && old.head, bias, mayClear);
- if (out || newAnchor != range.anchor || newHead != range.head) {
- if (!out) { out = sel.ranges.slice(0, i); }
- out[i] = new Range(newAnchor, newHead);
- }
- }
- return out ? normalizeSelection(out, sel.primIndex) : sel
-}
-
-function skipAtomicInner(doc, pos, oldPos, dir, mayClear) {
- var line = getLine(doc, pos.line);
- if (line.markedSpans) { for (var i = 0; i < line.markedSpans.length; ++i) {
- var sp = line.markedSpans[i], m = sp.marker;
- if ((sp.from == null || (m.inclusiveLeft ? sp.from <= pos.ch : sp.from < pos.ch)) &&
- (sp.to == null || (m.inclusiveRight ? sp.to >= pos.ch : sp.to > pos.ch))) {
- if (mayClear) {
- signal(m, "beforeCursorEnter");
- if (m.explicitlyCleared) {
- if (!line.markedSpans) { break }
- else {--i; continue}
- }
- }
- if (!m.atomic) { continue }
-
- if (oldPos) {
- var near = m.find(dir < 0 ? 1 : -1), diff = (void 0);
- if (dir < 0 ? m.inclusiveRight : m.inclusiveLeft)
- { near = movePos(doc, near, -dir, near && near.line == pos.line ? line : null); }
- if (near && near.line == pos.line && (diff = cmp(near, oldPos)) && (dir < 0 ? diff < 0 : diff > 0))
- { return skipAtomicInner(doc, near, pos, dir, mayClear) }
- }
-
- var far = m.find(dir < 0 ? -1 : 1);
- if (dir < 0 ? m.inclusiveLeft : m.inclusiveRight)
- { far = movePos(doc, far, dir, far.line == pos.line ? line : null); }
- return far ? skipAtomicInner(doc, far, pos, dir, mayClear) : null
- }
- } }
- return pos
-}
-
-// Ensure a given position is not inside an atomic range.
-function skipAtomic(doc, pos, oldPos, bias, mayClear) {
- var dir = bias || 1;
- var found = skipAtomicInner(doc, pos, oldPos, dir, mayClear) ||
- (!mayClear && skipAtomicInner(doc, pos, oldPos, dir, true)) ||
- skipAtomicInner(doc, pos, oldPos, -dir, mayClear) ||
- (!mayClear && skipAtomicInner(doc, pos, oldPos, -dir, true));
- if (!found) {
- doc.cantEdit = true;
- return Pos(doc.first, 0)
- }
- return found
-}
-
-function movePos(doc, pos, dir, line) {
- if (dir < 0 && pos.ch == 0) {
- if (pos.line > doc.first) { return clipPos(doc, Pos(pos.line - 1)) }
- else { return null }
- } else if (dir > 0 && pos.ch == (line || getLine(doc, pos.line)).text.length) {
- if (pos.line < doc.first + doc.size - 1) { return Pos(pos.line + 1, 0) }
- else { return null }
- } else {
- return new Pos(pos.line, pos.ch + dir)
- }
-}
-
-function selectAll(cm) {
- cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()), sel_dontScroll);
-}
-
-// UPDATING
-
-// Allow "beforeChange" event handlers to influence a change
-function filterChange(doc, change, update) {
- var obj = {
- canceled: false,
- from: change.from,
- to: change.to,
- text: change.text,
- origin: change.origin,
- cancel: function () { return obj.canceled = true; }
- };
- if (update) { obj.update = function (from, to, text, origin) {
- if (from) { obj.from = clipPos(doc, from); }
- if (to) { obj.to = clipPos(doc, to); }
- if (text) { obj.text = text; }
- if (origin !== undefined) { obj.origin = origin; }
- }; }
- signal(doc, "beforeChange", doc, obj);
- if (doc.cm) { signal(doc.cm, "beforeChange", doc.cm, obj); }
-
- if (obj.canceled) { return null }
- return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin}
-}
-
-// Apply a change to a document, and add it to the document's
-// history, and propagating it to all linked documents.
-function makeChange(doc, change, ignoreReadOnly) {
- if (doc.cm) {
- if (!doc.cm.curOp) { return operation(doc.cm, makeChange)(doc, change, ignoreReadOnly) }
- if (doc.cm.state.suppressEdits) { return }
- }
-
- if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) {
- change = filterChange(doc, change, true);
- if (!change) { return }
- }
-
- // Possibly split or suppress the update based on the presence
- // of read-only spans in its range.
- var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to);
- if (split) {
- for (var i = split.length - 1; i >= 0; --i)
- { makeChangeInner(doc, {from: split[i].from, to: split[i].to, text: i ? [""] : change.text, origin: change.origin}); }
- } else {
- makeChangeInner(doc, change);
- }
-}
-
-function makeChangeInner(doc, change) {
- if (change.text.length == 1 && change.text[0] == "" && cmp(change.from, change.to) == 0) { return }
- var selAfter = computeSelAfterChange(doc, change);
- addChangeToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN);
-
- makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change));
- var rebased = [];
-
- linkedDocs(doc, function (doc, sharedHist) {
- if (!sharedHist && indexOf(rebased, doc.history) == -1) {
- rebaseHist(doc.history, change);
- rebased.push(doc.history);
- }
- makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change));
- });
-}
-
-// Revert a change stored in a document's history.
-function makeChangeFromHistory(doc, type, allowSelectionOnly) {
- var suppress = doc.cm && doc.cm.state.suppressEdits;
- if (suppress && !allowSelectionOnly) { return }
-
- var hist = doc.history, event, selAfter = doc.sel;
- var source = type == "undo" ? hist.done : hist.undone, dest = type == "undo" ? hist.undone : hist.done;
-
- // Verify that there is a useable event (so that ctrl-z won't
- // needlessly clear selection events)
- var i = 0;
- for (; i < source.length; i++) {
- event = source[i];
- if (allowSelectionOnly ? event.ranges && !event.equals(doc.sel) : !event.ranges)
- { break }
- }
- if (i == source.length) { return }
- hist.lastOrigin = hist.lastSelOrigin = null;
-
- for (;;) {
- event = source.pop();
- if (event.ranges) {
- pushSelectionToHistory(event, dest);
- if (allowSelectionOnly && !event.equals(doc.sel)) {
- setSelection(doc, event, {clearRedo: false});
- return
- }
- selAfter = event;
- } else if (suppress) {
- source.push(event);
- return
- } else { break }
- }
-
- // Build up a reverse change object to add to the opposite history
- // stack (redo when undoing, and vice versa).
- var antiChanges = [];
- pushSelectionToHistory(selAfter, dest);
- dest.push({changes: antiChanges, generation: hist.generation});
- hist.generation = event.generation || ++hist.maxGeneration;
-
- var filter = hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange");
-
- var loop = function ( i ) {
- var change = event.changes[i];
- change.origin = type;
- if (filter && !filterChange(doc, change, false)) {
- source.length = 0;
- return {}
- }
-
- antiChanges.push(historyChangeFromChange(doc, change));
-
- var after = i ? computeSelAfterChange(doc, change) : lst(source);
- makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change));
- if (!i && doc.cm) { doc.cm.scrollIntoView({from: change.from, to: changeEnd(change)}); }
- var rebased = [];
-
- // Propagate to the linked documents
- linkedDocs(doc, function (doc, sharedHist) {
- if (!sharedHist && indexOf(rebased, doc.history) == -1) {
- rebaseHist(doc.history, change);
- rebased.push(doc.history);
- }
- makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change));
- });
- };
-
- for (var i$1 = event.changes.length - 1; i$1 >= 0; --i$1) {
- var returned = loop( i$1 );
-
- if ( returned ) return returned.v;
- }
-}
-
-// Sub-views need their line numbers shifted when text is added
-// above or below them in the parent document.
-function shiftDoc(doc, distance) {
- if (distance == 0) { return }
- doc.first += distance;
- doc.sel = new Selection(map(doc.sel.ranges, function (range) { return new Range(
- Pos(range.anchor.line + distance, range.anchor.ch),
- Pos(range.head.line + distance, range.head.ch)
- ); }), doc.sel.primIndex);
- if (doc.cm) {
- regChange(doc.cm, doc.first, doc.first - distance, distance);
- for (var d = doc.cm.display, l = d.viewFrom; l < d.viewTo; l++)
- { regLineChange(doc.cm, l, "gutter"); }
- }
-}
-
-// More lower-level change function, handling only a single document
-// (not linked ones).
-function makeChangeSingleDoc(doc, change, selAfter, spans) {
- if (doc.cm && !doc.cm.curOp)
- { return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans) }
-
- if (change.to.line < doc.first) {
- shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line));
- return
- }
- if (change.from.line > doc.lastLine()) { return }
-
- // Clip the change to the size of this doc
- if (change.from.line < doc.first) {
- var shift = change.text.length - 1 - (doc.first - change.from.line);
- shiftDoc(doc, shift);
- change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch),
- text: [lst(change.text)], origin: change.origin};
- }
- var last = doc.lastLine();
- if (change.to.line > last) {
- change = {from: change.from, to: Pos(last, getLine(doc, last).text.length),
- text: [change.text[0]], origin: change.origin};
- }
-
- change.removed = getBetween(doc, change.from, change.to);
-
- if (!selAfter) { selAfter = computeSelAfterChange(doc, change); }
- if (doc.cm) { makeChangeSingleDocInEditor(doc.cm, change, spans); }
- else { updateDoc(doc, change, spans); }
- setSelectionNoUndo(doc, selAfter, sel_dontScroll);
-}
-
-// Handle the interaction of a change to a document with the editor
-// that this document is part of.
-function makeChangeSingleDocInEditor(cm, change, spans) {
- var doc = cm.doc, display = cm.display, from = change.from, to = change.to;
-
- var recomputeMaxLength = false, checkWidthStart = from.line;
- if (!cm.options.lineWrapping) {
- checkWidthStart = lineNo(visualLine(getLine(doc, from.line)));
- doc.iter(checkWidthStart, to.line + 1, function (line) {
- if (line == display.maxLine) {
- recomputeMaxLength = true;
- return true
- }
- });
- }
-
- if (doc.sel.contains(change.from, change.to) > -1)
- { signalCursorActivity(cm); }
-
- updateDoc(doc, change, spans, estimateHeight(cm));
-
- if (!cm.options.lineWrapping) {
- doc.iter(checkWidthStart, from.line + change.text.length, function (line) {
- var len = lineLength(line);
- if (len > display.maxLineLength) {
- display.maxLine = line;
- display.maxLineLength = len;
- display.maxLineChanged = true;
- recomputeMaxLength = false;
- }
- });
- if (recomputeMaxLength) { cm.curOp.updateMaxLine = true; }
- }
-
- retreatFrontier(doc, from.line);
- startWorker(cm, 400);
-
- var lendiff = change.text.length - (to.line - from.line) - 1;
- // Remember that these lines changed, for updating the display
- if (change.full)
- { regChange(cm); }
- else if (from.line == to.line && change.text.length == 1 && !isWholeLineUpdate(cm.doc, change))
- { regLineChange(cm, from.line, "text"); }
- else
- { regChange(cm, from.line, to.line + 1, lendiff); }
-
- var changesHandler = hasHandler(cm, "changes"), changeHandler = hasHandler(cm, "change");
- if (changeHandler || changesHandler) {
- var obj = {
- from: from, to: to,
- text: change.text,
- removed: change.removed,
- origin: change.origin
- };
- if (changeHandler) { signalLater(cm, "change", cm, obj); }
- if (changesHandler) { (cm.curOp.changeObjs || (cm.curOp.changeObjs = [])).push(obj); }
- }
- cm.display.selForContextMenu = null;
-}
-
-function replaceRange(doc, code, from, to, origin) {
- if (!to) { to = from; }
- if (cmp(to, from) < 0) { var assign;
- (assign = [to, from], from = assign[0], to = assign[1]); }
- if (typeof code == "string") { code = doc.splitLines(code); }
- makeChange(doc, {from: from, to: to, text: code, origin: origin});
-}
-
-// Rebasing/resetting history to deal with externally-sourced changes
-
-function rebaseHistSelSingle(pos, from, to, diff) {
- if (to < pos.line) {
- pos.line += diff;
- } else if (from < pos.line) {
- pos.line = from;
- pos.ch = 0;
- }
-}
-
-// Tries to rebase an array of history events given a change in the
-// document. If the change touches the same lines as the event, the
-// event, and everything 'behind' it, is discarded. If the change is
-// before the event, the event's positions are updated. Uses a
-// copy-on-write scheme for the positions, to avoid having to
-// reallocate them all on every rebase, but also avoid problems with
-// shared position objects being unsafely updated.
-function rebaseHistArray(array, from, to, diff) {
- for (var i = 0; i < array.length; ++i) {
- var sub = array[i], ok = true;
- if (sub.ranges) {
- if (!sub.copied) { sub = array[i] = sub.deepCopy(); sub.copied = true; }
- for (var j = 0; j < sub.ranges.length; j++) {
- rebaseHistSelSingle(sub.ranges[j].anchor, from, to, diff);
- rebaseHistSelSingle(sub.ranges[j].head, from, to, diff);
- }
- continue
- }
- for (var j$1 = 0; j$1 < sub.changes.length; ++j$1) {
- var cur = sub.changes[j$1];
- if (to < cur.from.line) {
- cur.from = Pos(cur.from.line + diff, cur.from.ch);
- cur.to = Pos(cur.to.line + diff, cur.to.ch);
- } else if (from <= cur.to.line) {
- ok = false;
- break
- }
- }
- if (!ok) {
- array.splice(0, i + 1);
- i = 0;
- }
- }
-}
-
-function rebaseHist(hist, change) {
- var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1;
- rebaseHistArray(hist.done, from, to, diff);
- rebaseHistArray(hist.undone, from, to, diff);
-}
-
-// Utility for applying a change to a line by handle or number,
-// returning the number and optionally registering the line as
-// changed.
-function changeLine(doc, handle, changeType, op) {
- var no = handle, line = handle;
- if (typeof handle == "number") { line = getLine(doc, clipLine(doc, handle)); }
- else { no = lineNo(handle); }
- if (no == null) { return null }
- if (op(line, no) && doc.cm) { regLineChange(doc.cm, no, changeType); }
- return line
-}
-
-// The document is represented as a BTree consisting of leaves, with
-// chunk of lines in them, and branches, with up to ten leaves or
-// other branch nodes below them. The top node is always a branch
-// node, and is the document object itself (meaning it has
-// additional methods and properties).
-//
-// All nodes have parent links. The tree is used both to go from
-// line numbers to line objects, and to go from objects to numbers.
-// It also indexes by height, and is used to convert between height
-// and line object, and to find the total height of the document.
-//
-// See also http://marijnhaverbeke.nl/blog/codemirror-line-tree.html
-
-function LeafChunk(lines) {
- var this$1 = this;
-
- this.lines = lines;
- this.parent = null;
- var height = 0;
- for (var i = 0; i < lines.length; ++i) {
- lines[i].parent = this$1;
- height += lines[i].height;
- }
- this.height = height;
-}
-
-LeafChunk.prototype = {
- chunkSize: function() { return this.lines.length },
-
- // Remove the n lines at offset 'at'.
- removeInner: function(at, n) {
- var this$1 = this;
-
- for (var i = at, e = at + n; i < e; ++i) {
- var line = this$1.lines[i];
- this$1.height -= line.height;
- cleanUpLine(line);
- signalLater(line, "delete");
- }
- this.lines.splice(at, n);
- },
-
- // Helper used to collapse a small branch into a single leaf.
- collapse: function(lines) {
- lines.push.apply(lines, this.lines);
- },
-
- // Insert the given array of lines at offset 'at', count them as
- // having the given height.
- insertInner: function(at, lines, height) {
- var this$1 = this;
-
- this.height += height;
- this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at));
- for (var i = 0; i < lines.length; ++i) { lines[i].parent = this$1; }
- },
-
- // Used to iterate over a part of the tree.
- iterN: function(at, n, op) {
- var this$1 = this;
-
- for (var e = at + n; at < e; ++at)
- { if (op(this$1.lines[at])) { return true } }
- }
-};
-
-function BranchChunk(children) {
- var this$1 = this;
-
- this.children = children;
- var size = 0, height = 0;
- for (var i = 0; i < children.length; ++i) {
- var ch = children[i];
- size += ch.chunkSize(); height += ch.height;
- ch.parent = this$1;
- }
- this.size = size;
- this.height = height;
- this.parent = null;
-}
-
-BranchChunk.prototype = {
- chunkSize: function() { return this.size },
-
- removeInner: function(at, n) {
- var this$1 = this;
-
- this.size -= n;
- for (var i = 0; i < this.children.length; ++i) {
- var child = this$1.children[i], sz = child.chunkSize();
- if (at < sz) {
- var rm = Math.min(n, sz - at), oldHeight = child.height;
- child.removeInner(at, rm);
- this$1.height -= oldHeight - child.height;
- if (sz == rm) { this$1.children.splice(i--, 1); child.parent = null; }
- if ((n -= rm) == 0) { break }
- at = 0;
- } else { at -= sz; }
- }
- // If the result is smaller than 25 lines, ensure that it is a
- // single leaf node.
- if (this.size - n < 25 &&
- (this.children.length > 1 || !(this.children[0] instanceof LeafChunk))) {
- var lines = [];
- this.collapse(lines);
- this.children = [new LeafChunk(lines)];
- this.children[0].parent = this;
- }
- },
-
- collapse: function(lines) {
- var this$1 = this;
-
- for (var i = 0; i < this.children.length; ++i) { this$1.children[i].collapse(lines); }
- },
-
- insertInner: function(at, lines, height) {
- var this$1 = this;
-
- this.size += lines.length;
- this.height += height;
- for (var i = 0; i < this.children.length; ++i) {
- var child = this$1.children[i], sz = child.chunkSize();
- if (at <= sz) {
- child.insertInner(at, lines, height);
- if (child.lines && child.lines.length > 50) {
- // To avoid memory thrashing when child.lines is huge (e.g. first view of a large file), it's never spliced.
- // Instead, small slices are taken. They're taken in order because sequential memory accesses are fastest.
- var remaining = child.lines.length % 25 + 25;
- for (var pos = remaining; pos < child.lines.length;) {
- var leaf = new LeafChunk(child.lines.slice(pos, pos += 25));
- child.height -= leaf.height;
- this$1.children.splice(++i, 0, leaf);
- leaf.parent = this$1;
- }
- child.lines = child.lines.slice(0, remaining);
- this$1.maybeSpill();
- }
- break
- }
- at -= sz;
- }
- },
-
- // When a node has grown, check whether it should be split.
- maybeSpill: function() {
- if (this.children.length <= 10) { return }
- var me = this;
- do {
- var spilled = me.children.splice(me.children.length - 5, 5);
- var sibling = new BranchChunk(spilled);
- if (!me.parent) { // Become the parent node
- var copy = new BranchChunk(me.children);
- copy.parent = me;
- me.children = [copy, sibling];
- me = copy;
- } else {
- me.size -= sibling.size;
- me.height -= sibling.height;
- var myIndex = indexOf(me.parent.children, me);
- me.parent.children.splice(myIndex + 1, 0, sibling);
- }
- sibling.parent = me.parent;
- } while (me.children.length > 10)
- me.parent.maybeSpill();
- },
-
- iterN: function(at, n, op) {
- var this$1 = this;
-
- for (var i = 0; i < this.children.length; ++i) {
- var child = this$1.children[i], sz = child.chunkSize();
- if (at < sz) {
- var used = Math.min(n, sz - at);
- if (child.iterN(at, used, op)) { return true }
- if ((n -= used) == 0) { break }
- at = 0;
- } else { at -= sz; }
- }
- }
-};
-
-// Line widgets are block elements displayed above or below a line.
-
-var LineWidget = function(doc, node, options) {
- var this$1 = this;
-
- if (options) { for (var opt in options) { if (options.hasOwnProperty(opt))
- { this$1[opt] = options[opt]; } } }
- this.doc = doc;
- this.node = node;
-};
-
-LineWidget.prototype.clear = function () {
- var this$1 = this;
-
- var cm = this.doc.cm, ws = this.line.widgets, line = this.line, no = lineNo(line);
- if (no == null || !ws) { return }
- for (var i = 0; i < ws.length; ++i) { if (ws[i] == this$1) { ws.splice(i--, 1); } }
- if (!ws.length) { line.widgets = null; }
- var height = widgetHeight(this);
- updateLineHeight(line, Math.max(0, line.height - height));
- if (cm) {
- runInOp(cm, function () {
- adjustScrollWhenAboveVisible(cm, line, -height);
- regLineChange(cm, no, "widget");
- });
- signalLater(cm, "lineWidgetCleared", cm, this, no);
- }
-};
-
-LineWidget.prototype.changed = function () {
- var this$1 = this;
-
- var oldH = this.height, cm = this.doc.cm, line = this.line;
- this.height = null;
- var diff = widgetHeight(this) - oldH;
- if (!diff) { return }
- updateLineHeight(line, line.height + diff);
- if (cm) {
- runInOp(cm, function () {
- cm.curOp.forceUpdate = true;
- adjustScrollWhenAboveVisible(cm, line, diff);
- signalLater(cm, "lineWidgetChanged", cm, this$1, lineNo(line));
- });
- }
-};
-eventMixin(LineWidget);
-
-function adjustScrollWhenAboveVisible(cm, line, diff) {
- if (heightAtLine(line) < ((cm.curOp && cm.curOp.scrollTop) || cm.doc.scrollTop))
- { addToScrollTop(cm, diff); }
-}
-
-function addLineWidget(doc, handle, node, options) {
- var widget = new LineWidget(doc, node, options);
- var cm = doc.cm;
- if (cm && widget.noHScroll) { cm.display.alignWidgets = true; }
- changeLine(doc, handle, "widget", function (line) {
- var widgets = line.widgets || (line.widgets = []);
- if (widget.insertAt == null) { widgets.push(widget); }
- else { widgets.splice(Math.min(widgets.length - 1, Math.max(0, widget.insertAt)), 0, widget); }
- widget.line = line;
- if (cm && !lineIsHidden(doc, line)) {
- var aboveVisible = heightAtLine(line) < doc.scrollTop;
- updateLineHeight(line, line.height + widgetHeight(widget));
- if (aboveVisible) { addToScrollTop(cm, widget.height); }
- cm.curOp.forceUpdate = true;
- }
- return true
- });
- if (cm) { signalLater(cm, "lineWidgetAdded", cm, widget, typeof handle == "number" ? handle : lineNo(handle)); }
- return widget
-}
-
-// TEXTMARKERS
-
-// Created with markText and setBookmark methods. A TextMarker is a
-// handle that can be used to clear or find a marked position in the
-// document. Line objects hold arrays (markedSpans) containing
-// {from, to, marker} object pointing to such marker objects, and
-// indicating that such a marker is present on that line. Multiple
-// lines may point to the same marker when it spans across lines.
-// The spans will have null for their from/to properties when the
-// marker continues beyond the start/end of the line. Markers have
-// links back to the lines they currently touch.
-
-// Collapsed markers have unique ids, in order to be able to order
-// them, which is needed for uniquely determining an outer marker
-// when they overlap (they may nest, but not partially overlap).
-var nextMarkerId = 0;
-
-var TextMarker = function(doc, type) {
- this.lines = [];
- this.type = type;
- this.doc = doc;
- this.id = ++nextMarkerId;
-};
-
-// Clear the marker.
-TextMarker.prototype.clear = function () {
- var this$1 = this;
-
- if (this.explicitlyCleared) { return }
- var cm = this.doc.cm, withOp = cm && !cm.curOp;
- if (withOp) { startOperation(cm); }
- if (hasHandler(this, "clear")) {
- var found = this.find();
- if (found) { signalLater(this, "clear", found.from, found.to); }
- }
- var min = null, max = null;
- for (var i = 0; i < this.lines.length; ++i) {
- var line = this$1.lines[i];
- var span = getMarkedSpanFor(line.markedSpans, this$1);
- if (cm && !this$1.collapsed) { regLineChange(cm, lineNo(line), "text"); }
- else if (cm) {
- if (span.to != null) { max = lineNo(line); }
- if (span.from != null) { min = lineNo(line); }
- }
- line.markedSpans = removeMarkedSpan(line.markedSpans, span);
- if (span.from == null && this$1.collapsed && !lineIsHidden(this$1.doc, line) && cm)
- { updateLineHeight(line, textHeight(cm.display)); }
- }
- if (cm && this.collapsed && !cm.options.lineWrapping) { for (var i$1 = 0; i$1 < this.lines.length; ++i$1) {
- var visual = visualLine(this$1.lines[i$1]), len = lineLength(visual);
- if (len > cm.display.maxLineLength) {
- cm.display.maxLine = visual;
- cm.display.maxLineLength = len;
- cm.display.maxLineChanged = true;
- }
- } }
-
- if (min != null && cm && this.collapsed) { regChange(cm, min, max + 1); }
- this.lines.length = 0;
- this.explicitlyCleared = true;
- if (this.atomic && this.doc.cantEdit) {
- this.doc.cantEdit = false;
- if (cm) { reCheckSelection(cm.doc); }
- }
- if (cm) { signalLater(cm, "markerCleared", cm, this, min, max); }
- if (withOp) { endOperation(cm); }
- if (this.parent) { this.parent.clear(); }
-};
-
-// Find the position of the marker in the document. Returns a {from,
-// to} object by default. Side can be passed to get a specific side
-// -- 0 (both), -1 (left), or 1 (right). When lineObj is true, the
-// Pos objects returned contain a line object, rather than a line
-// number (used to prevent looking up the same line twice).
-TextMarker.prototype.find = function (side, lineObj) {
- var this$1 = this;
-
- if (side == null && this.type == "bookmark") { side = 1; }
- var from, to;
- for (var i = 0; i < this.lines.length; ++i) {
- var line = this$1.lines[i];
- var span = getMarkedSpanFor(line.markedSpans, this$1);
- if (span.from != null) {
- from = Pos(lineObj ? line : lineNo(line), span.from);
- if (side == -1) { return from }
- }
- if (span.to != null) {
- to = Pos(lineObj ? line : lineNo(line), span.to);
- if (side == 1) { return to }
- }
- }
- return from && {from: from, to: to}
-};
-
-// Signals that the marker's widget changed, and surrounding layout
-// should be recomputed.
-TextMarker.prototype.changed = function () {
- var this$1 = this;
-
- var pos = this.find(-1, true), widget = this, cm = this.doc.cm;
- if (!pos || !cm) { return }
- runInOp(cm, function () {
- var line = pos.line, lineN = lineNo(pos.line);
- var view = findViewForLine(cm, lineN);
- if (view) {
- clearLineMeasurementCacheFor(view);
- cm.curOp.selectionChanged = cm.curOp.forceUpdate = true;
- }
- cm.curOp.updateMaxLine = true;
- if (!lineIsHidden(widget.doc, line) && widget.height != null) {
- var oldHeight = widget.height;
- widget.height = null;
- var dHeight = widgetHeight(widget) - oldHeight;
- if (dHeight)
- { updateLineHeight(line, line.height + dHeight); }
- }
- signalLater(cm, "markerChanged", cm, this$1);
- });
-};
-
-TextMarker.prototype.attachLine = function (line) {
- if (!this.lines.length && this.doc.cm) {
- var op = this.doc.cm.curOp;
- if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1)
- { (op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this); }
- }
- this.lines.push(line);
-};
-
-TextMarker.prototype.detachLine = function (line) {
- this.lines.splice(indexOf(this.lines, line), 1);
- if (!this.lines.length && this.doc.cm) {
- var op = this.doc.cm.curOp;(op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this);
- }
-};
-eventMixin(TextMarker);
-
-// Create a marker, wire it up to the right lines, and
-function markText(doc, from, to, options, type) {
- // Shared markers (across linked documents) are handled separately
- // (markTextShared will call out to this again, once per
- // document).
- if (options && options.shared) { return markTextShared(doc, from, to, options, type) }
- // Ensure we are in an operation.
- if (doc.cm && !doc.cm.curOp) { return operation(doc.cm, markText)(doc, from, to, options, type) }
-
- var marker = new TextMarker(doc, type), diff = cmp(from, to);
- if (options) { copyObj(options, marker, false); }
- // Don't connect empty markers unless clearWhenEmpty is false
- if (diff > 0 || diff == 0 && marker.clearWhenEmpty !== false)
- { return marker }
- if (marker.replacedWith) {
- // Showing up as a widget implies collapsed (widget replaces text)
- marker.collapsed = true;
- marker.widgetNode = eltP("span", [marker.replacedWith], "CodeMirror-widget");
- if (!options.handleMouseEvents) { marker.widgetNode.setAttribute("cm-ignore-events", "true"); }
- if (options.insertLeft) { marker.widgetNode.insertLeft = true; }
- }
- if (marker.collapsed) {
- if (conflictingCollapsedRange(doc, from.line, from, to, marker) ||
- from.line != to.line && conflictingCollapsedRange(doc, to.line, from, to, marker))
- { throw new Error("Inserting collapsed marker partially overlapping an existing one") }
- seeCollapsedSpans();
- }
-
- if (marker.addToHistory)
- { addChangeToHistory(doc, {from: from, to: to, origin: "markText"}, doc.sel, NaN); }
-
- var curLine = from.line, cm = doc.cm, updateMaxLine;
- doc.iter(curLine, to.line + 1, function (line) {
- if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(line) == cm.display.maxLine)
- { updateMaxLine = true; }
- if (marker.collapsed && curLine != from.line) { updateLineHeight(line, 0); }
- addMarkedSpan(line, new MarkedSpan(marker,
- curLine == from.line ? from.ch : null,
- curLine == to.line ? to.ch : null));
- ++curLine;
- });
- // lineIsHidden depends on the presence of the spans, so needs a second pass
- if (marker.collapsed) { doc.iter(from.line, to.line + 1, function (line) {
- if (lineIsHidden(doc, line)) { updateLineHeight(line, 0); }
- }); }
-
- if (marker.clearOnEnter) { on(marker, "beforeCursorEnter", function () { return marker.clear(); }); }
-
- if (marker.readOnly) {
- seeReadOnlySpans();
- if (doc.history.done.length || doc.history.undone.length)
- { doc.clearHistory(); }
- }
- if (marker.collapsed) {
- marker.id = ++nextMarkerId;
- marker.atomic = true;
- }
- if (cm) {
- // Sync editor state
- if (updateMaxLine) { cm.curOp.updateMaxLine = true; }
- if (marker.collapsed)
- { regChange(cm, from.line, to.line + 1); }
- else if (marker.className || marker.title || marker.startStyle || marker.endStyle || marker.css)
- { for (var i = from.line; i <= to.line; i++) { regLineChange(cm, i, "text"); } }
- if (marker.atomic) { reCheckSelection(cm.doc); }
- signalLater(cm, "markerAdded", cm, marker);
- }
- return marker
-}
-
-// SHARED TEXTMARKERS
-
-// A shared marker spans multiple linked documents. It is
-// implemented as a meta-marker-object controlling multiple normal
-// markers.
-var SharedTextMarker = function(markers, primary) {
- var this$1 = this;
-
- this.markers = markers;
- this.primary = primary;
- for (var i = 0; i < markers.length; ++i)
- { markers[i].parent = this$1; }
-};
-
-SharedTextMarker.prototype.clear = function () {
- var this$1 = this;
-
- if (this.explicitlyCleared) { return }
- this.explicitlyCleared = true;
- for (var i = 0; i < this.markers.length; ++i)
- { this$1.markers[i].clear(); }
- signalLater(this, "clear");
-};
-
-SharedTextMarker.prototype.find = function (side, lineObj) {
- return this.primary.find(side, lineObj)
-};
-eventMixin(SharedTextMarker);
-
-function markTextShared(doc, from, to, options, type) {
- options = copyObj(options);
- options.shared = false;
- var markers = [markText(doc, from, to, options, type)], primary = markers[0];
- var widget = options.widgetNode;
- linkedDocs(doc, function (doc) {
- if (widget) { options.widgetNode = widget.cloneNode(true); }
- markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type));
- for (var i = 0; i < doc.linked.length; ++i)
- { if (doc.linked[i].isParent) { return } }
- primary = lst(markers);
- });
- return new SharedTextMarker(markers, primary)
-}
-
-function findSharedMarkers(doc) {
- return doc.findMarks(Pos(doc.first, 0), doc.clipPos(Pos(doc.lastLine())), function (m) { return m.parent; })
-}
-
-function copySharedMarkers(doc, markers) {
- for (var i = 0; i < markers.length; i++) {
- var marker = markers[i], pos = marker.find();
- var mFrom = doc.clipPos(pos.from), mTo = doc.clipPos(pos.to);
- if (cmp(mFrom, mTo)) {
- var subMark = markText(doc, mFrom, mTo, marker.primary, marker.primary.type);
- marker.markers.push(subMark);
- subMark.parent = marker;
- }
- }
-}
-
-function detachSharedMarkers(markers) {
- var loop = function ( i ) {
- var marker = markers[i], linked = [marker.primary.doc];
- linkedDocs(marker.primary.doc, function (d) { return linked.push(d); });
- for (var j = 0; j < marker.markers.length; j++) {
- var subMarker = marker.markers[j];
- if (indexOf(linked, subMarker.doc) == -1) {
- subMarker.parent = null;
- marker.markers.splice(j--, 1);
- }
- }
- };
-
- for (var i = 0; i < markers.length; i++) loop( i );
-}
-
-var nextDocId = 0;
-var Doc = function(text, mode, firstLine, lineSep, direction) {
- if (!(this instanceof Doc)) { return new Doc(text, mode, firstLine, lineSep, direction) }
- if (firstLine == null) { firstLine = 0; }
-
- BranchChunk.call(this, [new LeafChunk([new Line("", null)])]);
- this.first = firstLine;
- this.scrollTop = this.scrollLeft = 0;
- this.cantEdit = false;
- this.cleanGeneration = 1;
- this.modeFrontier = this.highlightFrontier = firstLine;
- var start = Pos(firstLine, 0);
- this.sel = simpleSelection(start);
- this.history = new History(null);
- this.id = ++nextDocId;
- this.modeOption = mode;
- this.lineSep = lineSep;
- this.direction = (direction == "rtl") ? "rtl" : "ltr";
- this.extend = false;
-
- if (typeof text == "string") { text = this.splitLines(text); }
- updateDoc(this, {from: start, to: start, text: text});
- setSelection(this, simpleSelection(start), sel_dontScroll);
-};
-
-Doc.prototype = createObj(BranchChunk.prototype, {
- constructor: Doc,
- // Iterate over the document. Supports two forms -- with only one
- // argument, it calls that for each line in the document. With
- // three, it iterates over the range given by the first two (with
- // the second being non-inclusive).
- iter: function(from, to, op) {
- if (op) { this.iterN(from - this.first, to - from, op); }
- else { this.iterN(this.first, this.first + this.size, from); }
- },
-
- // Non-public interface for adding and removing lines.
- insert: function(at, lines) {
- var height = 0;
- for (var i = 0; i < lines.length; ++i) { height += lines[i].height; }
- this.insertInner(at - this.first, lines, height);
- },
- remove: function(at, n) { this.removeInner(at - this.first, n); },
-
- // From here, the methods are part of the public interface. Most
- // are also available from CodeMirror (editor) instances.
-
- getValue: function(lineSep) {
- var lines = getLines(this, this.first, this.first + this.size);
- if (lineSep === false) { return lines }
- return lines.join(lineSep || this.lineSeparator())
- },
- setValue: docMethodOp(function(code) {
- var top = Pos(this.first, 0), last = this.first + this.size - 1;
- makeChange(this, {from: top, to: Pos(last, getLine(this, last).text.length),
- text: this.splitLines(code), origin: "setValue", full: true}, true);
- if (this.cm) { scrollToCoords(this.cm, 0, 0); }
- setSelection(this, simpleSelection(top), sel_dontScroll);
- }),
- replaceRange: function(code, from, to, origin) {
- from = clipPos(this, from);
- to = to ? clipPos(this, to) : from;
- replaceRange(this, code, from, to, origin);
- },
- getRange: function(from, to, lineSep) {
- var lines = getBetween(this, clipPos(this, from), clipPos(this, to));
- if (lineSep === false) { return lines }
- return lines.join(lineSep || this.lineSeparator())
- },
-
- getLine: function(line) {var l = this.getLineHandle(line); return l && l.text},
-
- getLineHandle: function(line) {if (isLine(this, line)) { return getLine(this, line) }},
- getLineNumber: function(line) {return lineNo(line)},
-
- getLineHandleVisualStart: function(line) {
- if (typeof line == "number") { line = getLine(this, line); }
- return visualLine(line)
- },
-
- lineCount: function() {return this.size},
- firstLine: function() {return this.first},
- lastLine: function() {return this.first + this.size - 1},
-
- clipPos: function(pos) {return clipPos(this, pos)},
-
- getCursor: function(start) {
- var range$$1 = this.sel.primary(), pos;
- if (start == null || start == "head") { pos = range$$1.head; }
- else if (start == "anchor") { pos = range$$1.anchor; }
- else if (start == "end" || start == "to" || start === false) { pos = range$$1.to(); }
- else { pos = range$$1.from(); }
- return pos
- },
- listSelections: function() { return this.sel.ranges },
- somethingSelected: function() {return this.sel.somethingSelected()},
-
- setCursor: docMethodOp(function(line, ch, options) {
- setSimpleSelection(this, clipPos(this, typeof line == "number" ? Pos(line, ch || 0) : line), null, options);
- }),
- setSelection: docMethodOp(function(anchor, head, options) {
- setSimpleSelection(this, clipPos(this, anchor), clipPos(this, head || anchor), options);
- }),
- extendSelection: docMethodOp(function(head, other, options) {
- extendSelection(this, clipPos(this, head), other && clipPos(this, other), options);
- }),
- extendSelections: docMethodOp(function(heads, options) {
- extendSelections(this, clipPosArray(this, heads), options);
- }),
- extendSelectionsBy: docMethodOp(function(f, options) {
- var heads = map(this.sel.ranges, f);
- extendSelections(this, clipPosArray(this, heads), options);
- }),
- setSelections: docMethodOp(function(ranges, primary, options) {
- var this$1 = this;
-
- if (!ranges.length) { return }
- var out = [];
- for (var i = 0; i < ranges.length; i++)
- { out[i] = new Range(clipPos(this$1, ranges[i].anchor),
- clipPos(this$1, ranges[i].head)); }
- if (primary == null) { primary = Math.min(ranges.length - 1, this.sel.primIndex); }
- setSelection(this, normalizeSelection(out, primary), options);
- }),
- addSelection: docMethodOp(function(anchor, head, options) {
- var ranges = this.sel.ranges.slice(0);
- ranges.push(new Range(clipPos(this, anchor), clipPos(this, head || anchor)));
- setSelection(this, normalizeSelection(ranges, ranges.length - 1), options);
- }),
-
- getSelection: function(lineSep) {
- var this$1 = this;
-
- var ranges = this.sel.ranges, lines;
- for (var i = 0; i < ranges.length; i++) {
- var sel = getBetween(this$1, ranges[i].from(), ranges[i].to());
- lines = lines ? lines.concat(sel) : sel;
- }
- if (lineSep === false) { return lines }
- else { return lines.join(lineSep || this.lineSeparator()) }
- },
- getSelections: function(lineSep) {
- var this$1 = this;
-
- var parts = [], ranges = this.sel.ranges;
- for (var i = 0; i < ranges.length; i++) {
- var sel = getBetween(this$1, ranges[i].from(), ranges[i].to());
- if (lineSep !== false) { sel = sel.join(lineSep || this$1.lineSeparator()); }
- parts[i] = sel;
- }
- return parts
- },
- replaceSelection: function(code, collapse, origin) {
- var dup = [];
- for (var i = 0; i < this.sel.ranges.length; i++)
- { dup[i] = code; }
- this.replaceSelections(dup, collapse, origin || "+input");
- },
- replaceSelections: docMethodOp(function(code, collapse, origin) {
- var this$1 = this;
-
- var changes = [], sel = this.sel;
- for (var i = 0; i < sel.ranges.length; i++) {
- var range$$1 = sel.ranges[i];
- changes[i] = {from: range$$1.from(), to: range$$1.to(), text: this$1.splitLines(code[i]), origin: origin};
- }
- var newSel = collapse && collapse != "end" && computeReplacedSel(this, changes, collapse);
- for (var i$1 = changes.length - 1; i$1 >= 0; i$1--)
- { makeChange(this$1, changes[i$1]); }
- if (newSel) { setSelectionReplaceHistory(this, newSel); }
- else if (this.cm) { ensureCursorVisible(this.cm); }
- }),
- undo: docMethodOp(function() {makeChangeFromHistory(this, "undo");}),
- redo: docMethodOp(function() {makeChangeFromHistory(this, "redo");}),
- undoSelection: docMethodOp(function() {makeChangeFromHistory(this, "undo", true);}),
- redoSelection: docMethodOp(function() {makeChangeFromHistory(this, "redo", true);}),
-
- setExtending: function(val) {this.extend = val;},
- getExtending: function() {return this.extend},
-
- historySize: function() {
- var hist = this.history, done = 0, undone = 0;
- for (var i = 0; i < hist.done.length; i++) { if (!hist.done[i].ranges) { ++done; } }
- for (var i$1 = 0; i$1 < hist.undone.length; i$1++) { if (!hist.undone[i$1].ranges) { ++undone; } }
- return {undo: done, redo: undone}
- },
- clearHistory: function() {this.history = new History(this.history.maxGeneration);},
-
- markClean: function() {
- this.cleanGeneration = this.changeGeneration(true);
- },
- changeGeneration: function(forceSplit) {
- if (forceSplit)
- { this.history.lastOp = this.history.lastSelOp = this.history.lastOrigin = null; }
- return this.history.generation
- },
- isClean: function (gen) {
- return this.history.generation == (gen || this.cleanGeneration)
- },
-
- getHistory: function() {
- return {done: copyHistoryArray(this.history.done),
- undone: copyHistoryArray(this.history.undone)}
- },
- setHistory: function(histData) {
- var hist = this.history = new History(this.history.maxGeneration);
- hist.done = copyHistoryArray(histData.done.slice(0), null, true);
- hist.undone = copyHistoryArray(histData.undone.slice(0), null, true);
- },
-
- setGutterMarker: docMethodOp(function(line, gutterID, value) {
- return changeLine(this, line, "gutter", function (line) {
- var markers = line.gutterMarkers || (line.gutterMarkers = {});
- markers[gutterID] = value;
- if (!value && isEmpty(markers)) { line.gutterMarkers = null; }
- return true
- })
- }),
-
- clearGutter: docMethodOp(function(gutterID) {
- var this$1 = this;
-
- this.iter(function (line) {
- if (line.gutterMarkers && line.gutterMarkers[gutterID]) {
- changeLine(this$1, line, "gutter", function () {
- line.gutterMarkers[gutterID] = null;
- if (isEmpty(line.gutterMarkers)) { line.gutterMarkers = null; }
- return true
- });
- }
- });
- }),
-
- lineInfo: function(line) {
- var n;
- if (typeof line == "number") {
- if (!isLine(this, line)) { return null }
- n = line;
- line = getLine(this, line);
- if (!line) { return null }
- } else {
- n = lineNo(line);
- if (n == null) { return null }
- }
- return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers,
- textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass,
- widgets: line.widgets}
- },
-
- addLineClass: docMethodOp(function(handle, where, cls) {
- return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function (line) {
- var prop = where == "text" ? "textClass"
- : where == "background" ? "bgClass"
- : where == "gutter" ? "gutterClass" : "wrapClass";
- if (!line[prop]) { line[prop] = cls; }
- else if (classTest(cls).test(line[prop])) { return false }
- else { line[prop] += " " + cls; }
- return true
- })
- }),
- removeLineClass: docMethodOp(function(handle, where, cls) {
- return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function (line) {
- var prop = where == "text" ? "textClass"
- : where == "background" ? "bgClass"
- : where == "gutter" ? "gutterClass" : "wrapClass";
- var cur = line[prop];
- if (!cur) { return false }
- else if (cls == null) { line[prop] = null; }
- else {
- var found = cur.match(classTest(cls));
- if (!found) { return false }
- var end = found.index + found[0].length;
- line[prop] = cur.slice(0, found.index) + (!found.index || end == cur.length ? "" : " ") + cur.slice(end) || null;
- }
- return true
- })
- }),
-
- addLineWidget: docMethodOp(function(handle, node, options) {
- return addLineWidget(this, handle, node, options)
- }),
- removeLineWidget: function(widget) { widget.clear(); },
-
- markText: function(from, to, options) {
- return markText(this, clipPos(this, from), clipPos(this, to), options, options && options.type || "range")
- },
- setBookmark: function(pos, options) {
- var realOpts = {replacedWith: options && (options.nodeType == null ? options.widget : options),
- insertLeft: options && options.insertLeft,
- clearWhenEmpty: false, shared: options && options.shared,
- handleMouseEvents: options && options.handleMouseEvents};
- pos = clipPos(this, pos);
- return markText(this, pos, pos, realOpts, "bookmark")
- },
- findMarksAt: function(pos) {
- pos = clipPos(this, pos);
- var markers = [], spans = getLine(this, pos.line).markedSpans;
- if (spans) { for (var i = 0; i < spans.length; ++i) {
- var span = spans[i];
- if ((span.from == null || span.from <= pos.ch) &&
- (span.to == null || span.to >= pos.ch))
- { markers.push(span.marker.parent || span.marker); }
- } }
- return markers
- },
- findMarks: function(from, to, filter) {
- from = clipPos(this, from); to = clipPos(this, to);
- var found = [], lineNo$$1 = from.line;
- this.iter(from.line, to.line + 1, function (line) {
- var spans = line.markedSpans;
- if (spans) { for (var i = 0; i < spans.length; i++) {
- var span = spans[i];
- if (!(span.to != null && lineNo$$1 == from.line && from.ch >= span.to ||
- span.from == null && lineNo$$1 != from.line ||
- span.from != null && lineNo$$1 == to.line && span.from >= to.ch) &&
- (!filter || filter(span.marker)))
- { found.push(span.marker.parent || span.marker); }
- } }
- ++lineNo$$1;
- });
- return found
- },
- getAllMarks: function() {
- var markers = [];
- this.iter(function (line) {
- var sps = line.markedSpans;
- if (sps) { for (var i = 0; i < sps.length; ++i)
- { if (sps[i].from != null) { markers.push(sps[i].marker); } } }
- });
- return markers
- },
-
- posFromIndex: function(off) {
- var ch, lineNo$$1 = this.first, sepSize = this.lineSeparator().length;
- this.iter(function (line) {
- var sz = line.text.length + sepSize;
- if (sz > off) { ch = off; return true }
- off -= sz;
- ++lineNo$$1;
- });
- return clipPos(this, Pos(lineNo$$1, ch))
- },
- indexFromPos: function (coords) {
- coords = clipPos(this, coords);
- var index = coords.ch;
- if (coords.line < this.first || coords.ch < 0) { return 0 }
- var sepSize = this.lineSeparator().length;
- this.iter(this.first, coords.line, function (line) { // iter aborts when callback returns a truthy value
- index += line.text.length + sepSize;
- });
- return index
- },
-
- copy: function(copyHistory) {
- var doc = new Doc(getLines(this, this.first, this.first + this.size),
- this.modeOption, this.first, this.lineSep, this.direction);
- doc.scrollTop = this.scrollTop; doc.scrollLeft = this.scrollLeft;
- doc.sel = this.sel;
- doc.extend = false;
- if (copyHistory) {
- doc.history.undoDepth = this.history.undoDepth;
- doc.setHistory(this.getHistory());
- }
- return doc
- },
-
- linkedDoc: function(options) {
- if (!options) { options = {}; }
- var from = this.first, to = this.first + this.size;
- if (options.from != null && options.from > from) { from = options.from; }
- if (options.to != null && options.to < to) { to = options.to; }
- var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from, this.lineSep, this.direction);
- if (options.sharedHist) { copy.history = this.history
- ; }(this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist});
- copy.linked = [{doc: this, isParent: true, sharedHist: options.sharedHist}];
- copySharedMarkers(copy, findSharedMarkers(this));
- return copy
- },
- unlinkDoc: function(other) {
- var this$1 = this;
-
- if (other instanceof CodeMirror$1) { other = other.doc; }
- if (this.linked) { for (var i = 0; i < this.linked.length; ++i) {
- var link = this$1.linked[i];
- if (link.doc != other) { continue }
- this$1.linked.splice(i, 1);
- other.unlinkDoc(this$1);
- detachSharedMarkers(findSharedMarkers(this$1));
- break
- } }
- // If the histories were shared, split them again
- if (other.history == this.history) {
- var splitIds = [other.id];
- linkedDocs(other, function (doc) { return splitIds.push(doc.id); }, true);
- other.history = new History(null);
- other.history.done = copyHistoryArray(this.history.done, splitIds);
- other.history.undone = copyHistoryArray(this.history.undone, splitIds);
- }
- },
- iterLinkedDocs: function(f) {linkedDocs(this, f);},
-
- getMode: function() {return this.mode},
- getEditor: function() {return this.cm},
-
- splitLines: function(str) {
- if (this.lineSep) { return str.split(this.lineSep) }
- return splitLinesAuto(str)
- },
- lineSeparator: function() { return this.lineSep || "\n" },
-
- setDirection: docMethodOp(function (dir) {
- if (dir != "rtl") { dir = "ltr"; }
- if (dir == this.direction) { return }
- this.direction = dir;
- this.iter(function (line) { return line.order = null; });
- if (this.cm) { directionChanged(this.cm); }
- })
-});
-
-// Public alias.
-Doc.prototype.eachLine = Doc.prototype.iter;
-
-// Kludge to work around strange IE behavior where it'll sometimes
-// re-fire a series of drag-related events right after the drop (#1551)
-var lastDrop = 0;
-
-function onDrop(e) {
- var cm = this;
- clearDragCursor(cm);
- if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e))
- { return }
- e_preventDefault(e);
- if (ie) { lastDrop = +new Date; }
- var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files;
- if (!pos || cm.isReadOnly()) { return }
- // Might be a file drop, in which case we simply extract the text
- // and insert it.
- if (files && files.length && window.FileReader && window.File) {
- var n = files.length, text = Array(n), read = 0;
- var loadFile = function (file, i) {
- if (cm.options.allowDropFileTypes &&
- indexOf(cm.options.allowDropFileTypes, file.type) == -1)
- { return }
-
- var reader = new FileReader;
- reader.onload = operation(cm, function () {
- var content = reader.result;
- if (/[\x00-\x08\x0e-\x1f]{2}/.test(content)) { content = ""; }
- text[i] = content;
- if (++read == n) {
- pos = clipPos(cm.doc, pos);
- var change = {from: pos, to: pos,
- text: cm.doc.splitLines(text.join(cm.doc.lineSeparator())),
- origin: "paste"};
- makeChange(cm.doc, change);
- setSelectionReplaceHistory(cm.doc, simpleSelection(pos, changeEnd(change)));
- }
- });
- reader.readAsText(file);
- };
- for (var i = 0; i < n; ++i) { loadFile(files[i], i); }
- } else { // Normal drop
- // Don't do a replace if the drop happened inside of the selected text.
- if (cm.state.draggingText && cm.doc.sel.contains(pos) > -1) {
- cm.state.draggingText(e);
- // Ensure the editor is re-focused
- setTimeout(function () { return cm.display.input.focus(); }, 20);
- return
- }
- try {
- var text$1 = e.dataTransfer.getData("Text");
- if (text$1) {
- var selected;
- if (cm.state.draggingText && !cm.state.draggingText.copy)
- { selected = cm.listSelections(); }
- setSelectionNoUndo(cm.doc, simpleSelection(pos, pos));
- if (selected) { for (var i$1 = 0; i$1 < selected.length; ++i$1)
- { replaceRange(cm.doc, "", selected[i$1].anchor, selected[i$1].head, "drag"); } }
- cm.replaceSelection(text$1, "around", "paste");
- cm.display.input.focus();
- }
- }
- catch(e){}
- }
-}
-
-function onDragStart(cm, e) {
- if (ie && (!cm.state.draggingText || +new Date - lastDrop < 100)) { e_stop(e); return }
- if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) { return }
-
- e.dataTransfer.setData("Text", cm.getSelection());
- e.dataTransfer.effectAllowed = "copyMove";
-
- // Use dummy image instead of default browsers image.
- // Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there.
- if (e.dataTransfer.setDragImage && !safari) {
- var img = elt("img", null, null, "position: fixed; left: 0; top: 0;");
- img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==";
- if (presto) {
- img.width = img.height = 1;
- cm.display.wrapper.appendChild(img);
- // Force a relayout, or Opera won't use our image for some obscure reason
- img._top = img.offsetTop;
- }
- e.dataTransfer.setDragImage(img, 0, 0);
- if (presto) { img.parentNode.removeChild(img); }
- }
-}
-
-function onDragOver(cm, e) {
- var pos = posFromMouse(cm, e);
- if (!pos) { return }
- var frag = document.createDocumentFragment();
- drawSelectionCursor(cm, pos, frag);
- if (!cm.display.dragCursor) {
- cm.display.dragCursor = elt("div", null, "CodeMirror-cursors CodeMirror-dragcursors");
- cm.display.lineSpace.insertBefore(cm.display.dragCursor, cm.display.cursorDiv);
- }
- removeChildrenAndAdd(cm.display.dragCursor, frag);
-}
-
-function clearDragCursor(cm) {
- if (cm.display.dragCursor) {
- cm.display.lineSpace.removeChild(cm.display.dragCursor);
- cm.display.dragCursor = null;
- }
-}
-
-// These must be handled carefully, because naively registering a
-// handler for each editor will cause the editors to never be
-// garbage collected.
-
-function forEachCodeMirror(f) {
- if (!document.getElementsByClassName) { return }
- var byClass = document.getElementsByClassName("CodeMirror");
- for (var i = 0; i < byClass.length; i++) {
- var cm = byClass[i].CodeMirror;
- if (cm) { f(cm); }
- }
-}
-
-var globalsRegistered = false;
-function ensureGlobalHandlers() {
- if (globalsRegistered) { return }
- registerGlobalHandlers();
- globalsRegistered = true;
-}
-function registerGlobalHandlers() {
- // When the window resizes, we need to refresh active editors.
- var resizeTimer;
- on(window, "resize", function () {
- if (resizeTimer == null) { resizeTimer = setTimeout(function () {
- resizeTimer = null;
- forEachCodeMirror(onResize);
- }, 100); }
- });
- // When the window loses focus, we want to show the editor as blurred
- on(window, "blur", function () { return forEachCodeMirror(onBlur); });
-}
-// Called when the window resizes
-function onResize(cm) {
- var d = cm.display;
- if (d.lastWrapHeight == d.wrapper.clientHeight && d.lastWrapWidth == d.wrapper.clientWidth)
- { return }
- // Might be a text scaling operation, clear size caches.
- d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
- d.scrollbarsClipped = false;
- cm.setSize();
-}
-
-var keyNames = {
- 3: "Pause", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt",
- 19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End",
- 36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert",
- 46: "Delete", 59: ";", 61: "=", 91: "Mod", 92: "Mod", 93: "Mod",
- 106: "*", 107: "=", 109: "-", 110: ".", 111: "/", 127: "Delete", 145: "ScrollLock",
- 173: "-", 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\",
- 221: "]", 222: "'", 63232: "Up", 63233: "Down", 63234: "Left", 63235: "Right", 63272: "Delete",
- 63273: "Home", 63275: "End", 63276: "PageUp", 63277: "PageDown", 63302: "Insert"
-};
-
-// Number keys
-for (var i = 0; i < 10; i++) { keyNames[i + 48] = keyNames[i + 96] = String(i); }
-// Alphabetic keys
-for (var i$1 = 65; i$1 <= 90; i$1++) { keyNames[i$1] = String.fromCharCode(i$1); }
-// Function keys
-for (var i$2 = 1; i$2 <= 12; i$2++) { keyNames[i$2 + 111] = keyNames[i$2 + 63235] = "F" + i$2; }
-
-var keyMap = {};
-
-keyMap.basic = {
- "Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown",
- "End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown",
- "Delete": "delCharAfter", "Backspace": "delCharBefore", "Shift-Backspace": "delCharBefore",
- "Tab": "defaultTab", "Shift-Tab": "indentAuto",
- "Enter": "newlineAndIndent", "Insert": "toggleOverwrite",
- "Esc": "singleSelection"
-};
-// Note that the save and find-related commands aren't defined by
-// default. User code or addons can define them. Unknown commands
-// are simply ignored.
-keyMap.pcDefault = {
- "Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo",
- "Ctrl-Home": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Up": "goLineUp", "Ctrl-Down": "goLineDown",
- "Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd",
- "Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find",
- "Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll",
- "Ctrl-[": "indentLess", "Ctrl-]": "indentMore",
- "Ctrl-U": "undoSelection", "Shift-Ctrl-U": "redoSelection", "Alt-U": "redoSelection",
- fallthrough: "basic"
-};
-// Very basic readline/emacs-style bindings, which are standard on Mac.
-keyMap.emacsy = {
- "Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown",
- "Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd",
- "Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore",
- "Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars",
- "Ctrl-O": "openLine"
-};
-keyMap.macDefault = {
- "Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo",
- "Cmd-Home": "goDocStart", "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft",
- "Alt-Right": "goGroupRight", "Cmd-Left": "goLineLeft", "Cmd-Right": "goLineRight", "Alt-Backspace": "delGroupBefore",
- "Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find",
- "Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll",
- "Cmd-[": "indentLess", "Cmd-]": "indentMore", "Cmd-Backspace": "delWrappedLineLeft", "Cmd-Delete": "delWrappedLineRight",
- "Cmd-U": "undoSelection", "Shift-Cmd-U": "redoSelection", "Ctrl-Up": "goDocStart", "Ctrl-Down": "goDocEnd",
- fallthrough: ["basic", "emacsy"]
-};
-keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault;
-
-// KEYMAP DISPATCH
-
-function normalizeKeyName(name) {
- var parts = name.split(/-(?!$)/);
- name = parts[parts.length - 1];
- var alt, ctrl, shift, cmd;
- for (var i = 0; i < parts.length - 1; i++) {
- var mod = parts[i];
- if (/^(cmd|meta|m)$/i.test(mod)) { cmd = true; }
- else if (/^a(lt)?$/i.test(mod)) { alt = true; }
- else if (/^(c|ctrl|control)$/i.test(mod)) { ctrl = true; }
- else if (/^s(hift)?$/i.test(mod)) { shift = true; }
- else { throw new Error("Unrecognized modifier name: " + mod) }
- }
- if (alt) { name = "Alt-" + name; }
- if (ctrl) { name = "Ctrl-" + name; }
- if (cmd) { name = "Cmd-" + name; }
- if (shift) { name = "Shift-" + name; }
- return name
-}
-
-// This is a kludge to keep keymaps mostly working as raw objects
-// (backwards compatibility) while at the same time support features
-// like normalization and multi-stroke key bindings. It compiles a
-// new normalized keymap, and then updates the old object to reflect
-// this.
-function normalizeKeyMap(keymap) {
- var copy = {};
- for (var keyname in keymap) { if (keymap.hasOwnProperty(keyname)) {
- var value = keymap[keyname];
- if (/^(name|fallthrough|(de|at)tach)$/.test(keyname)) { continue }
- if (value == "...") { delete keymap[keyname]; continue }
-
- var keys = map(keyname.split(" "), normalizeKeyName);
- for (var i = 0; i < keys.length; i++) {
- var val = (void 0), name = (void 0);
- if (i == keys.length - 1) {
- name = keys.join(" ");
- val = value;
- } else {
- name = keys.slice(0, i + 1).join(" ");
- val = "...";
- }
- var prev = copy[name];
- if (!prev) { copy[name] = val; }
- else if (prev != val) { throw new Error("Inconsistent bindings for " + name) }
- }
- delete keymap[keyname];
- } }
- for (var prop in copy) { keymap[prop] = copy[prop]; }
- return keymap
-}
-
-function lookupKey(key, map$$1, handle, context) {
- map$$1 = getKeyMap(map$$1);
- var found = map$$1.call ? map$$1.call(key, context) : map$$1[key];
- if (found === false) { return "nothing" }
- if (found === "...") { return "multi" }
- if (found != null && handle(found)) { return "handled" }
-
- if (map$$1.fallthrough) {
- if (Object.prototype.toString.call(map$$1.fallthrough) != "[object Array]")
- { return lookupKey(key, map$$1.fallthrough, handle, context) }
- for (var i = 0; i < map$$1.fallthrough.length; i++) {
- var result = lookupKey(key, map$$1.fallthrough[i], handle, context);
- if (result) { return result }
- }
- }
-}
-
-// Modifier key presses don't count as 'real' key presses for the
-// purpose of keymap fallthrough.
-function isModifierKey(value) {
- var name = typeof value == "string" ? value : keyNames[value.keyCode];
- return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod"
-}
-
-function addModifierNames(name, event, noShift) {
- var base = name;
- if (event.altKey && base != "Alt") { name = "Alt-" + name; }
- if ((flipCtrlCmd ? event.metaKey : event.ctrlKey) && base != "Ctrl") { name = "Ctrl-" + name; }
- if ((flipCtrlCmd ? event.ctrlKey : event.metaKey) && base != "Cmd") { name = "Cmd-" + name; }
- if (!noShift && event.shiftKey && base != "Shift") { name = "Shift-" + name; }
- return name
-}
-
-// Look up the name of a key as indicated by an event object.
-function keyName(event, noShift) {
- if (presto && event.keyCode == 34 && event["char"]) { return false }
- var name = keyNames[event.keyCode];
- if (name == null || event.altGraphKey) { return false }
- // Ctrl-ScrollLock has keyCode 3, same as Ctrl-Pause,
- // so we'll use event.code when available (Chrome 48+, FF 38+, Safari 10.1+)
- if (event.keyCode == 3 && event.code) { name = event.code; }
- return addModifierNames(name, event, noShift)
-}
-
-function getKeyMap(val) {
- return typeof val == "string" ? keyMap[val] : val
-}
-
-// Helper for deleting text near the selection(s), used to implement
-// backspace, delete, and similar functionality.
-function deleteNearSelection(cm, compute) {
- var ranges = cm.doc.sel.ranges, kill = [];
- // Build up a set of ranges to kill first, merging overlapping
- // ranges.
- for (var i = 0; i < ranges.length; i++) {
- var toKill = compute(ranges[i]);
- while (kill.length && cmp(toKill.from, lst(kill).to) <= 0) {
- var replaced = kill.pop();
- if (cmp(replaced.from, toKill.from) < 0) {
- toKill.from = replaced.from;
- break
- }
- }
- kill.push(toKill);
- }
- // Next, remove those actual ranges.
- runInOp(cm, function () {
- for (var i = kill.length - 1; i >= 0; i--)
- { replaceRange(cm.doc, "", kill[i].from, kill[i].to, "+delete"); }
- ensureCursorVisible(cm);
- });
-}
-
-function moveCharLogically(line, ch, dir) {
- var target = skipExtendingChars(line.text, ch + dir, dir);
- return target < 0 || target > line.text.length ? null : target
-}
-
-function moveLogically(line, start, dir) {
- var ch = moveCharLogically(line, start.ch, dir);
- return ch == null ? null : new Pos(start.line, ch, dir < 0 ? "after" : "before")
-}
-
-function endOfLine(visually, cm, lineObj, lineNo, dir) {
- if (visually) {
- var order = getOrder(lineObj, cm.doc.direction);
- if (order) {
- var part = dir < 0 ? lst(order) : order[0];
- var moveInStorageOrder = (dir < 0) == (part.level == 1);
- var sticky = moveInStorageOrder ? "after" : "before";
- var ch;
- // With a wrapped rtl chunk (possibly spanning multiple bidi parts),
- // it could be that the last bidi part is not on the last visual line,
- // since visual lines contain content order-consecutive chunks.
- // Thus, in rtl, we are looking for the first (content-order) character
- // in the rtl chunk that is on the last line (that is, the same line
- // as the last (content-order) character).
- if (part.level > 0 || cm.doc.direction == "rtl") {
- var prep = prepareMeasureForLine(cm, lineObj);
- ch = dir < 0 ? lineObj.text.length - 1 : 0;
- var targetTop = measureCharPrepared(cm, prep, ch).top;
- ch = findFirst(function (ch) { return measureCharPrepared(cm, prep, ch).top == targetTop; }, (dir < 0) == (part.level == 1) ? part.from : part.to - 1, ch);
- if (sticky == "before") { ch = moveCharLogically(lineObj, ch, 1); }
- } else { ch = dir < 0 ? part.to : part.from; }
- return new Pos(lineNo, ch, sticky)
- }
- }
- return new Pos(lineNo, dir < 0 ? lineObj.text.length : 0, dir < 0 ? "before" : "after")
-}
-
-function moveVisually(cm, line, start, dir) {
- var bidi = getOrder(line, cm.doc.direction);
- if (!bidi) { return moveLogically(line, start, dir) }
- if (start.ch >= line.text.length) {
- start.ch = line.text.length;
- start.sticky = "before";
- } else if (start.ch <= 0) {
- start.ch = 0;
- start.sticky = "after";
- }
- var partPos = getBidiPartAt(bidi, start.ch, start.sticky), part = bidi[partPos];
- if (cm.doc.direction == "ltr" && part.level % 2 == 0 && (dir > 0 ? part.to > start.ch : part.from < start.ch)) {
- // Case 1: We move within an ltr part in an ltr editor. Even with wrapped lines,
- // nothing interesting happens.
- return moveLogically(line, start, dir)
- }
-
- var mv = function (pos, dir) { return moveCharLogically(line, pos instanceof Pos ? pos.ch : pos, dir); };
- var prep;
- var getWrappedLineExtent = function (ch) {
- if (!cm.options.lineWrapping) { return {begin: 0, end: line.text.length} }
- prep = prep || prepareMeasureForLine(cm, line);
- return wrappedLineExtentChar(cm, line, prep, ch)
- };
- var wrappedLineExtent = getWrappedLineExtent(start.sticky == "before" ? mv(start, -1) : start.ch);
-
- if (cm.doc.direction == "rtl" || part.level == 1) {
- var moveInStorageOrder = (part.level == 1) == (dir < 0);
- var ch = mv(start, moveInStorageOrder ? 1 : -1);
- if (ch != null && (!moveInStorageOrder ? ch >= part.from && ch >= wrappedLineExtent.begin : ch <= part.to && ch <= wrappedLineExtent.end)) {
- // Case 2: We move within an rtl part or in an rtl editor on the same visual line
- var sticky = moveInStorageOrder ? "before" : "after";
- return new Pos(start.line, ch, sticky)
- }
- }
-
- // Case 3: Could not move within this bidi part in this visual line, so leave
- // the current bidi part
-
- var searchInVisualLine = function (partPos, dir, wrappedLineExtent) {
- var getRes = function (ch, moveInStorageOrder) { return moveInStorageOrder
- ? new Pos(start.line, mv(ch, 1), "before")
- : new Pos(start.line, ch, "after"); };
-
- for (; partPos >= 0 && partPos < bidi.length; partPos += dir) {
- var part = bidi[partPos];
- var moveInStorageOrder = (dir > 0) == (part.level != 1);
- var ch = moveInStorageOrder ? wrappedLineExtent.begin : mv(wrappedLineExtent.end, -1);
- if (part.from <= ch && ch < part.to) { return getRes(ch, moveInStorageOrder) }
- ch = moveInStorageOrder ? part.from : mv(part.to, -1);
- if (wrappedLineExtent.begin <= ch && ch < wrappedLineExtent.end) { return getRes(ch, moveInStorageOrder) }
- }
- };
-
- // Case 3a: Look for other bidi parts on the same visual line
- var res = searchInVisualLine(partPos + dir, dir, wrappedLineExtent);
- if (res) { return res }
-
- // Case 3b: Look for other bidi parts on the next visual line
- var nextCh = dir > 0 ? wrappedLineExtent.end : mv(wrappedLineExtent.begin, -1);
- if (nextCh != null && !(dir > 0 && nextCh == line.text.length)) {
- res = searchInVisualLine(dir > 0 ? 0 : bidi.length - 1, dir, getWrappedLineExtent(nextCh));
- if (res) { return res }
- }
-
- // Case 4: Nowhere to move
- return null
-}
-
-// Commands are parameter-less actions that can be performed on an
-// editor, mostly used for keybindings.
-var commands = {
- selectAll: selectAll,
- singleSelection: function (cm) { return cm.setSelection(cm.getCursor("anchor"), cm.getCursor("head"), sel_dontScroll); },
- killLine: function (cm) { return deleteNearSelection(cm, function (range) {
- if (range.empty()) {
- var len = getLine(cm.doc, range.head.line).text.length;
- if (range.head.ch == len && range.head.line < cm.lastLine())
- { return {from: range.head, to: Pos(range.head.line + 1, 0)} }
- else
- { return {from: range.head, to: Pos(range.head.line, len)} }
- } else {
- return {from: range.from(), to: range.to()}
- }
- }); },
- deleteLine: function (cm) { return deleteNearSelection(cm, function (range) { return ({
- from: Pos(range.from().line, 0),
- to: clipPos(cm.doc, Pos(range.to().line + 1, 0))
- }); }); },
- delLineLeft: function (cm) { return deleteNearSelection(cm, function (range) { return ({
- from: Pos(range.from().line, 0), to: range.from()
- }); }); },
- delWrappedLineLeft: function (cm) { return deleteNearSelection(cm, function (range) {
- var top = cm.charCoords(range.head, "div").top + 5;
- var leftPos = cm.coordsChar({left: 0, top: top}, "div");
- return {from: leftPos, to: range.from()}
- }); },
- delWrappedLineRight: function (cm) { return deleteNearSelection(cm, function (range) {
- var top = cm.charCoords(range.head, "div").top + 5;
- var rightPos = cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div");
- return {from: range.from(), to: rightPos }
- }); },
- undo: function (cm) { return cm.undo(); },
- redo: function (cm) { return cm.redo(); },
- undoSelection: function (cm) { return cm.undoSelection(); },
- redoSelection: function (cm) { return cm.redoSelection(); },
- goDocStart: function (cm) { return cm.extendSelection(Pos(cm.firstLine(), 0)); },
- goDocEnd: function (cm) { return cm.extendSelection(Pos(cm.lastLine())); },
- goLineStart: function (cm) { return cm.extendSelectionsBy(function (range) { return lineStart(cm, range.head.line); },
- {origin: "+move", bias: 1}
- ); },
- goLineStartSmart: function (cm) { return cm.extendSelectionsBy(function (range) { return lineStartSmart(cm, range.head); },
- {origin: "+move", bias: 1}
- ); },
- goLineEnd: function (cm) { return cm.extendSelectionsBy(function (range) { return lineEnd(cm, range.head.line); },
- {origin: "+move", bias: -1}
- ); },
- goLineRight: function (cm) { return cm.extendSelectionsBy(function (range) {
- var top = cm.cursorCoords(range.head, "div").top + 5;
- return cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div")
- }, sel_move); },
- goLineLeft: function (cm) { return cm.extendSelectionsBy(function (range) {
- var top = cm.cursorCoords(range.head, "div").top + 5;
- return cm.coordsChar({left: 0, top: top}, "div")
- }, sel_move); },
- goLineLeftSmart: function (cm) { return cm.extendSelectionsBy(function (range) {
- var top = cm.cursorCoords(range.head, "div").top + 5;
- var pos = cm.coordsChar({left: 0, top: top}, "div");
- if (pos.ch < cm.getLine(pos.line).search(/\S/)) { return lineStartSmart(cm, range.head) }
- return pos
- }, sel_move); },
- goLineUp: function (cm) { return cm.moveV(-1, "line"); },
- goLineDown: function (cm) { return cm.moveV(1, "line"); },
- goPageUp: function (cm) { return cm.moveV(-1, "page"); },
- goPageDown: function (cm) { return cm.moveV(1, "page"); },
- goCharLeft: function (cm) { return cm.moveH(-1, "char"); },
- goCharRight: function (cm) { return cm.moveH(1, "char"); },
- goColumnLeft: function (cm) { return cm.moveH(-1, "column"); },
- goColumnRight: function (cm) { return cm.moveH(1, "column"); },
- goWordLeft: function (cm) { return cm.moveH(-1, "word"); },
- goGroupRight: function (cm) { return cm.moveH(1, "group"); },
- goGroupLeft: function (cm) { return cm.moveH(-1, "group"); },
- goWordRight: function (cm) { return cm.moveH(1, "word"); },
- delCharBefore: function (cm) { return cm.deleteH(-1, "char"); },
- delCharAfter: function (cm) { return cm.deleteH(1, "char"); },
- delWordBefore: function (cm) { return cm.deleteH(-1, "word"); },
- delWordAfter: function (cm) { return cm.deleteH(1, "word"); },
- delGroupBefore: function (cm) { return cm.deleteH(-1, "group"); },
- delGroupAfter: function (cm) { return cm.deleteH(1, "group"); },
- indentAuto: function (cm) { return cm.indentSelection("smart"); },
- indentMore: function (cm) { return cm.indentSelection("add"); },
- indentLess: function (cm) { return cm.indentSelection("subtract"); },
- insertTab: function (cm) { return cm.replaceSelection("\t"); },
- insertSoftTab: function (cm) {
- var spaces = [], ranges = cm.listSelections(), tabSize = cm.options.tabSize;
- for (var i = 0; i < ranges.length; i++) {
- var pos = ranges[i].from();
- var col = countColumn(cm.getLine(pos.line), pos.ch, tabSize);
- spaces.push(spaceStr(tabSize - col % tabSize));
- }
- cm.replaceSelections(spaces);
- },
- defaultTab: function (cm) {
- if (cm.somethingSelected()) { cm.indentSelection("add"); }
- else { cm.execCommand("insertTab"); }
- },
- // Swap the two chars left and right of each selection's head.
- // Move cursor behind the two swapped characters afterwards.
- //
- // Doesn't consider line feeds a character.
- // Doesn't scan more than one line above to find a character.
- // Doesn't do anything on an empty line.
- // Doesn't do anything with non-empty selections.
- transposeChars: function (cm) { return runInOp(cm, function () {
- var ranges = cm.listSelections(), newSel = [];
- for (var i = 0; i < ranges.length; i++) {
- if (!ranges[i].empty()) { continue }
- var cur = ranges[i].head, line = getLine(cm.doc, cur.line).text;
- if (line) {
- if (cur.ch == line.length) { cur = new Pos(cur.line, cur.ch - 1); }
- if (cur.ch > 0) {
- cur = new Pos(cur.line, cur.ch + 1);
- cm.replaceRange(line.charAt(cur.ch - 1) + line.charAt(cur.ch - 2),
- Pos(cur.line, cur.ch - 2), cur, "+transpose");
- } else if (cur.line > cm.doc.first) {
- var prev = getLine(cm.doc, cur.line - 1).text;
- if (prev) {
- cur = new Pos(cur.line, 1);
- cm.replaceRange(line.charAt(0) + cm.doc.lineSeparator() +
- prev.charAt(prev.length - 1),
- Pos(cur.line - 1, prev.length - 1), cur, "+transpose");
- }
- }
- }
- newSel.push(new Range(cur, cur));
- }
- cm.setSelections(newSel);
- }); },
- newlineAndIndent: function (cm) { return runInOp(cm, function () {
- var sels = cm.listSelections();
- for (var i = sels.length - 1; i >= 0; i--)
- { cm.replaceRange(cm.doc.lineSeparator(), sels[i].anchor, sels[i].head, "+input"); }
- sels = cm.listSelections();
- for (var i$1 = 0; i$1 < sels.length; i$1++)
- { cm.indentLine(sels[i$1].from().line, null, true); }
- ensureCursorVisible(cm);
- }); },
- openLine: function (cm) { return cm.replaceSelection("\n", "start"); },
- toggleOverwrite: function (cm) { return cm.toggleOverwrite(); }
-};
-
-
-function lineStart(cm, lineN) {
- var line = getLine(cm.doc, lineN);
- var visual = visualLine(line);
- if (visual != line) { lineN = lineNo(visual); }
- return endOfLine(true, cm, visual, lineN, 1)
-}
-function lineEnd(cm, lineN) {
- var line = getLine(cm.doc, lineN);
- var visual = visualLineEnd(line);
- if (visual != line) { lineN = lineNo(visual); }
- return endOfLine(true, cm, line, lineN, -1)
-}
-function lineStartSmart(cm, pos) {
- var start = lineStart(cm, pos.line);
- var line = getLine(cm.doc, start.line);
- var order = getOrder(line, cm.doc.direction);
- if (!order || order[0].level == 0) {
- var firstNonWS = Math.max(0, line.text.search(/\S/));
- var inWS = pos.line == start.line && pos.ch <= firstNonWS && pos.ch;
- return Pos(start.line, inWS ? 0 : firstNonWS, start.sticky)
- }
- return start
-}
-
-// Run a handler that was bound to a key.
-function doHandleBinding(cm, bound, dropShift) {
- if (typeof bound == "string") {
- bound = commands[bound];
- if (!bound) { return false }
- }
- // Ensure previous input has been read, so that the handler sees a
- // consistent view of the document
- cm.display.input.ensurePolled();
- var prevShift = cm.display.shift, done = false;
- try {
- if (cm.isReadOnly()) { cm.state.suppressEdits = true; }
- if (dropShift) { cm.display.shift = false; }
- done = bound(cm) != Pass;
- } finally {
- cm.display.shift = prevShift;
- cm.state.suppressEdits = false;
- }
- return done
-}
-
-function lookupKeyForEditor(cm, name, handle) {
- for (var i = 0; i < cm.state.keyMaps.length; i++) {
- var result = lookupKey(name, cm.state.keyMaps[i], handle, cm);
- if (result) { return result }
- }
- return (cm.options.extraKeys && lookupKey(name, cm.options.extraKeys, handle, cm))
- || lookupKey(name, cm.options.keyMap, handle, cm)
-}
-
-// Note that, despite the name, this function is also used to check
-// for bound mouse clicks.
-
-var stopSeq = new Delayed;
-
-function dispatchKey(cm, name, e, handle) {
- var seq = cm.state.keySeq;
- if (seq) {
- if (isModifierKey(name)) { return "handled" }
- if (/\'$/.test(name))
- { cm.state.keySeq = null; }
- else
- { stopSeq.set(50, function () {
- if (cm.state.keySeq == seq) {
- cm.state.keySeq = null;
- cm.display.input.reset();
- }
- }); }
- if (dispatchKeyInner(cm, seq + " " + name, e, handle)) { return true }
- }
- return dispatchKeyInner(cm, name, e, handle)
-}
-
-function dispatchKeyInner(cm, name, e, handle) {
- var result = lookupKeyForEditor(cm, name, handle);
-
- if (result == "multi")
- { cm.state.keySeq = name; }
- if (result == "handled")
- { signalLater(cm, "keyHandled", cm, name, e); }
-
- if (result == "handled" || result == "multi") {
- e_preventDefault(e);
- restartBlink(cm);
- }
-
- return !!result
-}
-
-// Handle a key from the keydown event.
-function handleKeyBinding(cm, e) {
- var name = keyName(e, true);
- if (!name) { return false }
-
- if (e.shiftKey && !cm.state.keySeq) {
- // First try to resolve full name (including 'Shift-'). Failing
- // that, see if there is a cursor-motion command (starting with
- // 'go') bound to the keyname without 'Shift-'.
- return dispatchKey(cm, "Shift-" + name, e, function (b) { return doHandleBinding(cm, b, true); })
- || dispatchKey(cm, name, e, function (b) {
- if (typeof b == "string" ? /^go[A-Z]/.test(b) : b.motion)
- { return doHandleBinding(cm, b) }
- })
- } else {
- return dispatchKey(cm, name, e, function (b) { return doHandleBinding(cm, b); })
- }
-}
-
-// Handle a key from the keypress event
-function handleCharBinding(cm, e, ch) {
- return dispatchKey(cm, "'" + ch + "'", e, function (b) { return doHandleBinding(cm, b, true); })
-}
-
-var lastStoppedKey = null;
-function onKeyDown(e) {
- var cm = this;
- cm.curOp.focus = activeElt();
- if (signalDOMEvent(cm, e)) { return }
- // IE does strange things with escape.
- if (ie && ie_version < 11 && e.keyCode == 27) { e.returnValue = false; }
- var code = e.keyCode;
- cm.display.shift = code == 16 || e.shiftKey;
- var handled = handleKeyBinding(cm, e);
- if (presto) {
- lastStoppedKey = handled ? code : null;
- // Opera has no cut event... we try to at least catch the key combo
- if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey))
- { cm.replaceSelection("", null, "cut"); }
- }
-
- // Turn mouse into crosshair when Alt is held on Mac.
- if (code == 18 && !/\bCodeMirror-crosshair\b/.test(cm.display.lineDiv.className))
- { showCrossHair(cm); }
-}
-
-function showCrossHair(cm) {
- var lineDiv = cm.display.lineDiv;
- addClass(lineDiv, "CodeMirror-crosshair");
-
- function up(e) {
- if (e.keyCode == 18 || !e.altKey) {
- rmClass(lineDiv, "CodeMirror-crosshair");
- off(document, "keyup", up);
- off(document, "mouseover", up);
- }
- }
- on(document, "keyup", up);
- on(document, "mouseover", up);
-}
-
-function onKeyUp(e) {
- if (e.keyCode == 16) { this.doc.sel.shift = false; }
- signalDOMEvent(this, e);
-}
-
-function onKeyPress(e) {
- var cm = this;
- if (eventInWidget(cm.display, e) || signalDOMEvent(cm, e) || e.ctrlKey && !e.altKey || mac && e.metaKey) { return }
- var keyCode = e.keyCode, charCode = e.charCode;
- if (presto && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return}
- if ((presto && (!e.which || e.which < 10)) && handleKeyBinding(cm, e)) { return }
- var ch = String.fromCharCode(charCode == null ? keyCode : charCode);
- // Some browsers fire keypress events for backspace
- if (ch == "\x08") { return }
- if (handleCharBinding(cm, e, ch)) { return }
- cm.display.input.onKeyPress(e);
-}
-
-var DOUBLECLICK_DELAY = 400;
-
-var PastClick = function(time, pos, button) {
- this.time = time;
- this.pos = pos;
- this.button = button;
-};
-
-PastClick.prototype.compare = function (time, pos, button) {
- return this.time + DOUBLECLICK_DELAY > time &&
- cmp(pos, this.pos) == 0 && button == this.button
-};
-
-var lastClick;
-var lastDoubleClick;
-function clickRepeat(pos, button) {
- var now = +new Date;
- if (lastDoubleClick && lastDoubleClick.compare(now, pos, button)) {
- lastClick = lastDoubleClick = null;
- return "triple"
- } else if (lastClick && lastClick.compare(now, pos, button)) {
- lastDoubleClick = new PastClick(now, pos, button);
- lastClick = null;
- return "double"
- } else {
- lastClick = new PastClick(now, pos, button);
- lastDoubleClick = null;
- return "single"
- }
-}
-
-// A mouse down can be a single click, double click, triple click,
-// start of selection drag, start of text drag, new cursor
-// (ctrl-click), rectangle drag (alt-drag), or xwin
-// middle-click-paste. Or it might be a click on something we should
-// not interfere with, such as a scrollbar or widget.
-function onMouseDown(e) {
- var cm = this, display = cm.display;
- if (signalDOMEvent(cm, e) || display.activeTouch && display.input.supportsTouch()) { return }
- display.input.ensurePolled();
- display.shift = e.shiftKey;
-
- if (eventInWidget(display, e)) {
- if (!webkit) {
- // Briefly turn off draggability, to allow widgets to do
- // normal dragging things.
- display.scroller.draggable = false;
- setTimeout(function () { return display.scroller.draggable = true; }, 100);
- }
- return
- }
- if (clickInGutter(cm, e)) { return }
- var pos = posFromMouse(cm, e), button = e_button(e), repeat = pos ? clickRepeat(pos, button) : "single";
- window.focus();
-
- // #3261: make sure, that we're not starting a second selection
- if (button == 1 && cm.state.selectingText)
- { cm.state.selectingText(e); }
-
- if (pos && handleMappedButton(cm, button, pos, repeat, e)) { return }
-
- if (button == 1) {
- if (pos) { leftButtonDown(cm, pos, repeat, e); }
- else if (e_target(e) == display.scroller) { e_preventDefault(e); }
- } else if (button == 2) {
- if (pos) { extendSelection(cm.doc, pos); }
- setTimeout(function () { return display.input.focus(); }, 20);
- } else if (button == 3) {
- if (captureRightClick) { onContextMenu(cm, e); }
- else { delayBlurEvent(cm); }
- }
-}
-
-function handleMappedButton(cm, button, pos, repeat, event) {
- var name = "Click";
- if (repeat == "double") { name = "Double" + name; }
- else if (repeat == "triple") { name = "Triple" + name; }
- name = (button == 1 ? "Left" : button == 2 ? "Middle" : "Right") + name;
-
- return dispatchKey(cm, addModifierNames(name, event), event, function (bound) {
- if (typeof bound == "string") { bound = commands[bound]; }
- if (!bound) { return false }
- var done = false;
- try {
- if (cm.isReadOnly()) { cm.state.suppressEdits = true; }
- done = bound(cm, pos) != Pass;
- } finally {
- cm.state.suppressEdits = false;
- }
- return done
- })
-}
-
-function configureMouse(cm, repeat, event) {
- var option = cm.getOption("configureMouse");
- var value = option ? option(cm, repeat, event) : {};
- if (value.unit == null) {
- var rect = chromeOS ? event.shiftKey && event.metaKey : event.altKey;
- value.unit = rect ? "rectangle" : repeat == "single" ? "char" : repeat == "double" ? "word" : "line";
- }
- if (value.extend == null || cm.doc.extend) { value.extend = cm.doc.extend || event.shiftKey; }
- if (value.addNew == null) { value.addNew = mac ? event.metaKey : event.ctrlKey; }
- if (value.moveOnDrag == null) { value.moveOnDrag = !(mac ? event.altKey : event.ctrlKey); }
- return value
-}
-
-function leftButtonDown(cm, pos, repeat, event) {
- if (ie) { setTimeout(bind(ensureFocus, cm), 0); }
- else { cm.curOp.focus = activeElt(); }
-
- var behavior = configureMouse(cm, repeat, event);
-
- var sel = cm.doc.sel, contained;
- if (cm.options.dragDrop && dragAndDrop && !cm.isReadOnly() &&
- repeat == "single" && (contained = sel.contains(pos)) > -1 &&
- (cmp((contained = sel.ranges[contained]).from(), pos) < 0 || pos.xRel > 0) &&
- (cmp(contained.to(), pos) > 0 || pos.xRel < 0))
- { leftButtonStartDrag(cm, event, pos, behavior); }
- else
- { leftButtonSelect(cm, event, pos, behavior); }
-}
-
-// Start a text drag. When it ends, see if any dragging actually
-// happen, and treat as a click if it didn't.
-function leftButtonStartDrag(cm, event, pos, behavior) {
- var display = cm.display, moved = false;
- var dragEnd = operation(cm, function (e) {
- if (webkit) { display.scroller.draggable = false; }
- cm.state.draggingText = false;
- off(display.wrapper.ownerDocument, "mouseup", dragEnd);
- off(display.wrapper.ownerDocument, "mousemove", mouseMove);
- off(display.scroller, "dragstart", dragStart);
- off(display.scroller, "drop", dragEnd);
- if (!moved) {
- e_preventDefault(e);
- if (!behavior.addNew)
- { extendSelection(cm.doc, pos, null, null, behavior.extend); }
- // Work around unexplainable focus problem in IE9 (#2127) and Chrome (#3081)
- if (webkit || ie && ie_version == 9)
- { setTimeout(function () {display.wrapper.ownerDocument.body.focus(); display.input.focus();}, 20); }
- else
- { display.input.focus(); }
- }
- });
- var mouseMove = function(e2) {
- moved = moved || Math.abs(event.clientX - e2.clientX) + Math.abs(event.clientY - e2.clientY) >= 10;
- };
- var dragStart = function () { return moved = true; };
- // Let the drag handler handle this.
- if (webkit) { display.scroller.draggable = true; }
- cm.state.draggingText = dragEnd;
- dragEnd.copy = !behavior.moveOnDrag;
- // IE's approach to draggable
- if (display.scroller.dragDrop) { display.scroller.dragDrop(); }
- on(display.wrapper.ownerDocument, "mouseup", dragEnd);
- on(display.wrapper.ownerDocument, "mousemove", mouseMove);
- on(display.scroller, "dragstart", dragStart);
- on(display.scroller, "drop", dragEnd);
-
- delayBlurEvent(cm);
- setTimeout(function () { return display.input.focus(); }, 20);
-}
-
-function rangeForUnit(cm, pos, unit) {
- if (unit == "char") { return new Range(pos, pos) }
- if (unit == "word") { return cm.findWordAt(pos) }
- if (unit == "line") { return new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0))) }
- var result = unit(cm, pos);
- return new Range(result.from, result.to)
-}
-
-// Normal selection, as opposed to text dragging.
-function leftButtonSelect(cm, event, start, behavior) {
- var display = cm.display, doc = cm.doc;
- e_preventDefault(event);
-
- var ourRange, ourIndex, startSel = doc.sel, ranges = startSel.ranges;
- if (behavior.addNew && !behavior.extend) {
- ourIndex = doc.sel.contains(start);
- if (ourIndex > -1)
- { ourRange = ranges[ourIndex]; }
- else
- { ourRange = new Range(start, start); }
- } else {
- ourRange = doc.sel.primary();
- ourIndex = doc.sel.primIndex;
- }
-
- if (behavior.unit == "rectangle") {
- if (!behavior.addNew) { ourRange = new Range(start, start); }
- start = posFromMouse(cm, event, true, true);
- ourIndex = -1;
- } else {
- var range$$1 = rangeForUnit(cm, start, behavior.unit);
- if (behavior.extend)
- { ourRange = extendRange(ourRange, range$$1.anchor, range$$1.head, behavior.extend); }
- else
- { ourRange = range$$1; }
- }
-
- if (!behavior.addNew) {
- ourIndex = 0;
- setSelection(doc, new Selection([ourRange], 0), sel_mouse);
- startSel = doc.sel;
- } else if (ourIndex == -1) {
- ourIndex = ranges.length;
- setSelection(doc, normalizeSelection(ranges.concat([ourRange]), ourIndex),
- {scroll: false, origin: "*mouse"});
- } else if (ranges.length > 1 && ranges[ourIndex].empty() && behavior.unit == "char" && !behavior.extend) {
- setSelection(doc, normalizeSelection(ranges.slice(0, ourIndex).concat(ranges.slice(ourIndex + 1)), 0),
- {scroll: false, origin: "*mouse"});
- startSel = doc.sel;
- } else {
- replaceOneSelection(doc, ourIndex, ourRange, sel_mouse);
- }
-
- var lastPos = start;
- function extendTo(pos) {
- if (cmp(lastPos, pos) == 0) { return }
- lastPos = pos;
-
- if (behavior.unit == "rectangle") {
- var ranges = [], tabSize = cm.options.tabSize;
- var startCol = countColumn(getLine(doc, start.line).text, start.ch, tabSize);
- var posCol = countColumn(getLine(doc, pos.line).text, pos.ch, tabSize);
- var left = Math.min(startCol, posCol), right = Math.max(startCol, posCol);
- for (var line = Math.min(start.line, pos.line), end = Math.min(cm.lastLine(), Math.max(start.line, pos.line));
- line <= end; line++) {
- var text = getLine(doc, line).text, leftPos = findColumn(text, left, tabSize);
- if (left == right)
- { ranges.push(new Range(Pos(line, leftPos), Pos(line, leftPos))); }
- else if (text.length > leftPos)
- { ranges.push(new Range(Pos(line, leftPos), Pos(line, findColumn(text, right, tabSize)))); }
- }
- if (!ranges.length) { ranges.push(new Range(start, start)); }
- setSelection(doc, normalizeSelection(startSel.ranges.slice(0, ourIndex).concat(ranges), ourIndex),
- {origin: "*mouse", scroll: false});
- cm.scrollIntoView(pos);
- } else {
- var oldRange = ourRange;
- var range$$1 = rangeForUnit(cm, pos, behavior.unit);
- var anchor = oldRange.anchor, head;
- if (cmp(range$$1.anchor, anchor) > 0) {
- head = range$$1.head;
- anchor = minPos(oldRange.from(), range$$1.anchor);
- } else {
- head = range$$1.anchor;
- anchor = maxPos(oldRange.to(), range$$1.head);
- }
- var ranges$1 = startSel.ranges.slice(0);
- ranges$1[ourIndex] = bidiSimplify(cm, new Range(clipPos(doc, anchor), head));
- setSelection(doc, normalizeSelection(ranges$1, ourIndex), sel_mouse);
- }
- }
-
- var editorSize = display.wrapper.getBoundingClientRect();
- // Used to ensure timeout re-tries don't fire when another extend
- // happened in the meantime (clearTimeout isn't reliable -- at
- // least on Chrome, the timeouts still happen even when cleared,
- // if the clear happens after their scheduled firing time).
- var counter = 0;
-
- function extend(e) {
- var curCount = ++counter;
- var cur = posFromMouse(cm, e, true, behavior.unit == "rectangle");
- if (!cur) { return }
- if (cmp(cur, lastPos) != 0) {
- cm.curOp.focus = activeElt();
- extendTo(cur);
- var visible = visibleLines(display, doc);
- if (cur.line >= visible.to || cur.line < visible.from)
- { setTimeout(operation(cm, function () {if (counter == curCount) { extend(e); }}), 150); }
- } else {
- var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0;
- if (outside) { setTimeout(operation(cm, function () {
- if (counter != curCount) { return }
- display.scroller.scrollTop += outside;
- extend(e);
- }), 50); }
- }
- }
-
- function done(e) {
- cm.state.selectingText = false;
- counter = Infinity;
- e_preventDefault(e);
- display.input.focus();
- off(display.wrapper.ownerDocument, "mousemove", move);
- off(display.wrapper.ownerDocument, "mouseup", up);
- doc.history.lastSelOrigin = null;
- }
-
- var move = operation(cm, function (e) {
- if (e.buttons === 0 || !e_button(e)) { done(e); }
- else { extend(e); }
- });
- var up = operation(cm, done);
- cm.state.selectingText = up;
- on(display.wrapper.ownerDocument, "mousemove", move);
- on(display.wrapper.ownerDocument, "mouseup", up);
-}
-
-// Used when mouse-selecting to adjust the anchor to the proper side
-// of a bidi jump depending on the visual position of the head.
-function bidiSimplify(cm, range$$1) {
- var anchor = range$$1.anchor;
- var head = range$$1.head;
- var anchorLine = getLine(cm.doc, anchor.line);
- if (cmp(anchor, head) == 0 && anchor.sticky == head.sticky) { return range$$1 }
- var order = getOrder(anchorLine);
- if (!order) { return range$$1 }
- var index = getBidiPartAt(order, anchor.ch, anchor.sticky), part = order[index];
- if (part.from != anchor.ch && part.to != anchor.ch) { return range$$1 }
- var boundary = index + ((part.from == anchor.ch) == (part.level != 1) ? 0 : 1);
- if (boundary == 0 || boundary == order.length) { return range$$1 }
-
- // Compute the relative visual position of the head compared to the
- // anchor (<0 is to the left, >0 to the right)
- var leftSide;
- if (head.line != anchor.line) {
- leftSide = (head.line - anchor.line) * (cm.doc.direction == "ltr" ? 1 : -1) > 0;
- } else {
- var headIndex = getBidiPartAt(order, head.ch, head.sticky);
- var dir = headIndex - index || (head.ch - anchor.ch) * (part.level == 1 ? -1 : 1);
- if (headIndex == boundary - 1 || headIndex == boundary)
- { leftSide = dir < 0; }
- else
- { leftSide = dir > 0; }
- }
-
- var usePart = order[boundary + (leftSide ? -1 : 0)];
- var from = leftSide == (usePart.level == 1);
- var ch = from ? usePart.from : usePart.to, sticky = from ? "after" : "before";
- return anchor.ch == ch && anchor.sticky == sticky ? range$$1 : new Range(new Pos(anchor.line, ch, sticky), head)
-}
-
-
-// Determines whether an event happened in the gutter, and fires the
-// handlers for the corresponding event.
-function gutterEvent(cm, e, type, prevent) {
- var mX, mY;
- if (e.touches) {
- mX = e.touches[0].clientX;
- mY = e.touches[0].clientY;
- } else {
- try { mX = e.clientX; mY = e.clientY; }
- catch(e) { return false }
- }
- if (mX >= Math.floor(cm.display.gutters.getBoundingClientRect().right)) { return false }
- if (prevent) { e_preventDefault(e); }
-
- var display = cm.display;
- var lineBox = display.lineDiv.getBoundingClientRect();
-
- if (mY > lineBox.bottom || !hasHandler(cm, type)) { return e_defaultPrevented(e) }
- mY -= lineBox.top - display.viewOffset;
-
- for (var i = 0; i < cm.options.gutters.length; ++i) {
- var g = display.gutters.childNodes[i];
- if (g && g.getBoundingClientRect().right >= mX) {
- var line = lineAtHeight(cm.doc, mY);
- var gutter = cm.options.gutters[i];
- signal(cm, type, cm, line, gutter, e);
- return e_defaultPrevented(e)
- }
- }
-}
-
-function clickInGutter(cm, e) {
- return gutterEvent(cm, e, "gutterClick", true)
-}
-
-// CONTEXT MENU HANDLING
-
-// To make the context menu work, we need to briefly unhide the
-// textarea (making it as unobtrusive as possible) to let the
-// right-click take effect on it.
-function onContextMenu(cm, e) {
- if (eventInWidget(cm.display, e) || contextMenuInGutter(cm, e)) { return }
- if (signalDOMEvent(cm, e, "contextmenu")) { return }
- cm.display.input.onContextMenu(e);
-}
-
-function contextMenuInGutter(cm, e) {
- if (!hasHandler(cm, "gutterContextMenu")) { return false }
- return gutterEvent(cm, e, "gutterContextMenu", false)
-}
-
-function themeChanged(cm) {
- cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") +
- cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-");
- clearCaches(cm);
-}
-
-var Init = {toString: function(){return "CodeMirror.Init"}};
-
-var defaults = {};
-var optionHandlers = {};
-
-function defineOptions(CodeMirror) {
- var optionHandlers = CodeMirror.optionHandlers;
-
- function option(name, deflt, handle, notOnInit) {
- CodeMirror.defaults[name] = deflt;
- if (handle) { optionHandlers[name] =
- notOnInit ? function (cm, val, old) {if (old != Init) { handle(cm, val, old); }} : handle; }
- }
-
- CodeMirror.defineOption = option;
-
- // Passed to option handlers when there is no old value.
- CodeMirror.Init = Init;
-
- // These two are, on init, called from the constructor because they
- // have to be initialized before the editor can start at all.
- option("value", "", function (cm, val) { return cm.setValue(val); }, true);
- option("mode", null, function (cm, val) {
- cm.doc.modeOption = val;
- loadMode(cm);
- }, true);
-
- option("indentUnit", 2, loadMode, true);
- option("indentWithTabs", false);
- option("smartIndent", true);
- option("tabSize", 4, function (cm) {
- resetModeState(cm);
- clearCaches(cm);
- regChange(cm);
- }, true);
-
- option("lineSeparator", null, function (cm, val) {
- cm.doc.lineSep = val;
- if (!val) { return }
- var newBreaks = [], lineNo = cm.doc.first;
- cm.doc.iter(function (line) {
- for (var pos = 0;;) {
- var found = line.text.indexOf(val, pos);
- if (found == -1) { break }
- pos = found + val.length;
- newBreaks.push(Pos(lineNo, found));
- }
- lineNo++;
- });
- for (var i = newBreaks.length - 1; i >= 0; i--)
- { replaceRange(cm.doc, val, newBreaks[i], Pos(newBreaks[i].line, newBreaks[i].ch + val.length)); }
- });
- option("specialChars", /[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200f\u2028\u2029\ufeff]/g, function (cm, val, old) {
- cm.state.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g");
- if (old != Init) { cm.refresh(); }
- });
- option("specialCharPlaceholder", defaultSpecialCharPlaceholder, function (cm) { return cm.refresh(); }, true);
- option("electricChars", true);
- option("inputStyle", mobile ? "contenteditable" : "textarea", function () {
- throw new Error("inputStyle can not (yet) be changed in a running editor") // FIXME
- }, true);
- option("spellcheck", false, function (cm, val) { return cm.getInputField().spellcheck = val; }, true);
- option("rtlMoveVisually", !windows);
- option("wholeLineUpdateBefore", true);
-
- option("theme", "default", function (cm) {
- themeChanged(cm);
- guttersChanged(cm);
- }, true);
- option("keyMap", "default", function (cm, val, old) {
- var next = getKeyMap(val);
- var prev = old != Init && getKeyMap(old);
- if (prev && prev.detach) { prev.detach(cm, next); }
- if (next.attach) { next.attach(cm, prev || null); }
- });
- option("extraKeys", null);
- option("configureMouse", null);
-
- option("lineWrapping", false, wrappingChanged, true);
- option("gutters", [], function (cm) {
- setGuttersForLineNumbers(cm.options);
- guttersChanged(cm);
- }, true);
- option("fixedGutter", true, function (cm, val) {
- cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0";
- cm.refresh();
- }, true);
- option("coverGutterNextToScrollbar", false, function (cm) { return updateScrollbars(cm); }, true);
- option("scrollbarStyle", "native", function (cm) {
- initScrollbars(cm);
- updateScrollbars(cm);
- cm.display.scrollbars.setScrollTop(cm.doc.scrollTop);
- cm.display.scrollbars.setScrollLeft(cm.doc.scrollLeft);
- }, true);
- option("lineNumbers", false, function (cm) {
- setGuttersForLineNumbers(cm.options);
- guttersChanged(cm);
- }, true);
- option("firstLineNumber", 1, guttersChanged, true);
- option("lineNumberFormatter", function (integer) { return integer; }, guttersChanged, true);
- option("showCursorWhenSelecting", false, updateSelection, true);
-
- option("resetSelectionOnContextMenu", true);
- option("lineWiseCopyCut", true);
- option("pasteLinesPerSelection", true);
-
- option("readOnly", false, function (cm, val) {
- if (val == "nocursor") {
- onBlur(cm);
- cm.display.input.blur();
- }
- cm.display.input.readOnlyChanged(val);
- });
- option("disableInput", false, function (cm, val) {if (!val) { cm.display.input.reset(); }}, true);
- option("dragDrop", true, dragDropChanged);
- option("allowDropFileTypes", null);
-
- option("cursorBlinkRate", 530);
- option("cursorScrollMargin", 0);
- option("cursorHeight", 1, updateSelection, true);
- option("singleCursorHeightPerLine", true, updateSelection, true);
- option("workTime", 100);
- option("workDelay", 100);
- option("flattenSpans", true, resetModeState, true);
- option("addModeClass", false, resetModeState, true);
- option("pollInterval", 100);
- option("undoDepth", 200, function (cm, val) { return cm.doc.history.undoDepth = val; });
- option("historyEventDelay", 1250);
- option("viewportMargin", 10, function (cm) { return cm.refresh(); }, true);
- option("maxHighlightLength", 10000, resetModeState, true);
- option("moveInputWithCursor", true, function (cm, val) {
- if (!val) { cm.display.input.resetPosition(); }
- });
-
- option("tabindex", null, function (cm, val) { return cm.display.input.getField().tabIndex = val || ""; });
- option("autofocus", null);
- option("direction", "ltr", function (cm, val) { return cm.doc.setDirection(val); }, true);
-}
-
-function guttersChanged(cm) {
- updateGutters(cm);
- regChange(cm);
- alignHorizontally(cm);
-}
-
-function dragDropChanged(cm, value, old) {
- var wasOn = old && old != Init;
- if (!value != !wasOn) {
- var funcs = cm.display.dragFunctions;
- var toggle = value ? on : off;
- toggle(cm.display.scroller, "dragstart", funcs.start);
- toggle(cm.display.scroller, "dragenter", funcs.enter);
- toggle(cm.display.scroller, "dragover", funcs.over);
- toggle(cm.display.scroller, "dragleave", funcs.leave);
- toggle(cm.display.scroller, "drop", funcs.drop);
- }
-}
-
-function wrappingChanged(cm) {
- if (cm.options.lineWrapping) {
- addClass(cm.display.wrapper, "CodeMirror-wrap");
- cm.display.sizer.style.minWidth = "";
- cm.display.sizerWidth = null;
- } else {
- rmClass(cm.display.wrapper, "CodeMirror-wrap");
- findMaxLine(cm);
- }
- estimateLineHeights(cm);
- regChange(cm);
- clearCaches(cm);
- setTimeout(function () { return updateScrollbars(cm); }, 100);
-}
-
-// A CodeMirror instance represents an editor. This is the object
-// that user code is usually dealing with.
-
-function CodeMirror$1(place, options) {
- var this$1 = this;
-
- if (!(this instanceof CodeMirror$1)) { return new CodeMirror$1(place, options) }
-
- this.options = options = options ? copyObj(options) : {};
- // Determine effective options based on given values and defaults.
- copyObj(defaults, options, false);
- setGuttersForLineNumbers(options);
-
- var doc = options.value;
- if (typeof doc == "string") { doc = new Doc(doc, options.mode, null, options.lineSeparator, options.direction); }
- this.doc = doc;
-
- var input = new CodeMirror$1.inputStyles[options.inputStyle](this);
- var display = this.display = new Display(place, doc, input);
- display.wrapper.CodeMirror = this;
- updateGutters(this);
- themeChanged(this);
- if (options.lineWrapping)
- { this.display.wrapper.className += " CodeMirror-wrap"; }
- initScrollbars(this);
-
- this.state = {
- keyMaps: [], // stores maps added by addKeyMap
- overlays: [], // highlighting overlays, as added by addOverlay
- modeGen: 0, // bumped when mode/overlay changes, used to invalidate highlighting info
- overwrite: false,
- delayingBlurEvent: false,
- focused: false,
- suppressEdits: false, // used to disable editing during key handlers when in readOnly mode
- pasteIncoming: false, cutIncoming: false, // help recognize paste/cut edits in input.poll
- selectingText: false,
- draggingText: false,
- highlight: new Delayed(), // stores highlight worker timeout
- keySeq: null, // Unfinished key sequence
- specialChars: null
- };
-
- if (options.autofocus && !mobile) { display.input.focus(); }
-
- // Override magic textarea content restore that IE sometimes does
- // on our hidden textarea on reload
- if (ie && ie_version < 11) { setTimeout(function () { return this$1.display.input.reset(true); }, 20); }
-
- registerEventHandlers(this);
- ensureGlobalHandlers();
-
- startOperation(this);
- this.curOp.forceUpdate = true;
- attachDoc(this, doc);
-
- if ((options.autofocus && !mobile) || this.hasFocus())
- { setTimeout(bind(onFocus, this), 20); }
- else
- { onBlur(this); }
-
- for (var opt in optionHandlers) { if (optionHandlers.hasOwnProperty(opt))
- { optionHandlers[opt](this$1, options[opt], Init); } }
- maybeUpdateLineNumberWidth(this);
- if (options.finishInit) { options.finishInit(this); }
- for (var i = 0; i < initHooks.length; ++i) { initHooks[i](this$1); }
- endOperation(this);
- // Suppress optimizelegibility in Webkit, since it breaks text
- // measuring on line wrapping boundaries.
- if (webkit && options.lineWrapping &&
- getComputedStyle(display.lineDiv).textRendering == "optimizelegibility")
- { display.lineDiv.style.textRendering = "auto"; }
-}
-
-// The default configuration options.
-CodeMirror$1.defaults = defaults;
-// Functions to run when options are changed.
-CodeMirror$1.optionHandlers = optionHandlers;
-
-// Attach the necessary event handlers when initializing the editor
-function registerEventHandlers(cm) {
- var d = cm.display;
- on(d.scroller, "mousedown", operation(cm, onMouseDown));
- // Older IE's will not fire a second mousedown for a double click
- if (ie && ie_version < 11)
- { on(d.scroller, "dblclick", operation(cm, function (e) {
- if (signalDOMEvent(cm, e)) { return }
- var pos = posFromMouse(cm, e);
- if (!pos || clickInGutter(cm, e) || eventInWidget(cm.display, e)) { return }
- e_preventDefault(e);
- var word = cm.findWordAt(pos);
- extendSelection(cm.doc, word.anchor, word.head);
- })); }
- else
- { on(d.scroller, "dblclick", function (e) { return signalDOMEvent(cm, e) || e_preventDefault(e); }); }
- // Some browsers fire contextmenu *after* opening the menu, at
- // which point we can't mess with it anymore. Context menu is
- // handled in onMouseDown for these browsers.
- if (!captureRightClick) { on(d.scroller, "contextmenu", function (e) { return onContextMenu(cm, e); }); }
-
- // Used to suppress mouse event handling when a touch happens
- var touchFinished, prevTouch = {end: 0};
- function finishTouch() {
- if (d.activeTouch) {
- touchFinished = setTimeout(function () { return d.activeTouch = null; }, 1000);
- prevTouch = d.activeTouch;
- prevTouch.end = +new Date;
- }
- }
- function isMouseLikeTouchEvent(e) {
- if (e.touches.length != 1) { return false }
- var touch = e.touches[0];
- return touch.radiusX <= 1 && touch.radiusY <= 1
- }
- function farAway(touch, other) {
- if (other.left == null) { return true }
- var dx = other.left - touch.left, dy = other.top - touch.top;
- return dx * dx + dy * dy > 20 * 20
- }
- on(d.scroller, "touchstart", function (e) {
- if (!signalDOMEvent(cm, e) && !isMouseLikeTouchEvent(e) && !clickInGutter(cm, e)) {
- d.input.ensurePolled();
- clearTimeout(touchFinished);
- var now = +new Date;
- d.activeTouch = {start: now, moved: false,
- prev: now - prevTouch.end <= 300 ? prevTouch : null};
- if (e.touches.length == 1) {
- d.activeTouch.left = e.touches[0].pageX;
- d.activeTouch.top = e.touches[0].pageY;
- }
- }
- });
- on(d.scroller, "touchmove", function () {
- if (d.activeTouch) { d.activeTouch.moved = true; }
- });
- on(d.scroller, "touchend", function (e) {
- var touch = d.activeTouch;
- if (touch && !eventInWidget(d, e) && touch.left != null &&
- !touch.moved && new Date - touch.start < 300) {
- var pos = cm.coordsChar(d.activeTouch, "page"), range;
- if (!touch.prev || farAway(touch, touch.prev)) // Single tap
- { range = new Range(pos, pos); }
- else if (!touch.prev.prev || farAway(touch, touch.prev.prev)) // Double tap
- { range = cm.findWordAt(pos); }
- else // Triple tap
- { range = new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0))); }
- cm.setSelection(range.anchor, range.head);
- cm.focus();
- e_preventDefault(e);
- }
- finishTouch();
- });
- on(d.scroller, "touchcancel", finishTouch);
-
- // Sync scrolling between fake scrollbars and real scrollable
- // area, ensure viewport is updated when scrolling.
- on(d.scroller, "scroll", function () {
- if (d.scroller.clientHeight) {
- updateScrollTop(cm, d.scroller.scrollTop);
- setScrollLeft(cm, d.scroller.scrollLeft, true);
- signal(cm, "scroll", cm);
- }
- });
-
- // Listen to wheel events in order to try and update the viewport on time.
- on(d.scroller, "mousewheel", function (e) { return onScrollWheel(cm, e); });
- on(d.scroller, "DOMMouseScroll", function (e) { return onScrollWheel(cm, e); });
-
- // Prevent wrapper from ever scrolling
- on(d.wrapper, "scroll", function () { return d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; });
-
- d.dragFunctions = {
- enter: function (e) {if (!signalDOMEvent(cm, e)) { e_stop(e); }},
- over: function (e) {if (!signalDOMEvent(cm, e)) { onDragOver(cm, e); e_stop(e); }},
- start: function (e) { return onDragStart(cm, e); },
- drop: operation(cm, onDrop),
- leave: function (e) {if (!signalDOMEvent(cm, e)) { clearDragCursor(cm); }}
- };
-
- var inp = d.input.getField();
- on(inp, "keyup", function (e) { return onKeyUp.call(cm, e); });
- on(inp, "keydown", operation(cm, onKeyDown));
- on(inp, "keypress", operation(cm, onKeyPress));
- on(inp, "focus", function (e) { return onFocus(cm, e); });
- on(inp, "blur", function (e) { return onBlur(cm, e); });
-}
-
-var initHooks = [];
-CodeMirror$1.defineInitHook = function (f) { return initHooks.push(f); };
-
-// Indent the given line. The how parameter can be "smart",
-// "add"/null, "subtract", or "prev". When aggressive is false
-// (typically set to true for forced single-line indents), empty
-// lines are not indented, and places where the mode returns Pass
-// are left alone.
-function indentLine(cm, n, how, aggressive) {
- var doc = cm.doc, state;
- if (how == null) { how = "add"; }
- if (how == "smart") {
- // Fall back to "prev" when the mode doesn't have an indentation
- // method.
- if (!doc.mode.indent) { how = "prev"; }
- else { state = getContextBefore(cm, n).state; }
- }
-
- var tabSize = cm.options.tabSize;
- var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize);
- if (line.stateAfter) { line.stateAfter = null; }
- var curSpaceString = line.text.match(/^\s*/)[0], indentation;
- if (!aggressive && !/\S/.test(line.text)) {
- indentation = 0;
- how = "not";
- } else if (how == "smart") {
- indentation = doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text);
- if (indentation == Pass || indentation > 150) {
- if (!aggressive) { return }
- how = "prev";
- }
- }
- if (how == "prev") {
- if (n > doc.first) { indentation = countColumn(getLine(doc, n-1).text, null, tabSize); }
- else { indentation = 0; }
- } else if (how == "add") {
- indentation = curSpace + cm.options.indentUnit;
- } else if (how == "subtract") {
- indentation = curSpace - cm.options.indentUnit;
- } else if (typeof how == "number") {
- indentation = curSpace + how;
- }
- indentation = Math.max(0, indentation);
-
- var indentString = "", pos = 0;
- if (cm.options.indentWithTabs)
- { for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";} }
- if (pos < indentation) { indentString += spaceStr(indentation - pos); }
-
- if (indentString != curSpaceString) {
- replaceRange(doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input");
- line.stateAfter = null;
- return true
- } else {
- // Ensure that, if the cursor was in the whitespace at the start
- // of the line, it is moved to the end of that space.
- for (var i$1 = 0; i$1 < doc.sel.ranges.length; i$1++) {
- var range = doc.sel.ranges[i$1];
- if (range.head.line == n && range.head.ch < curSpaceString.length) {
- var pos$1 = Pos(n, curSpaceString.length);
- replaceOneSelection(doc, i$1, new Range(pos$1, pos$1));
- break
- }
- }
- }
-}
-
-// This will be set to a {lineWise: bool, text: [string]} object, so
-// that, when pasting, we know what kind of selections the copied
-// text was made out of.
-var lastCopied = null;
-
-function setLastCopied(newLastCopied) {
- lastCopied = newLastCopied;
-}
-
-function applyTextInput(cm, inserted, deleted, sel, origin) {
- var doc = cm.doc;
- cm.display.shift = false;
- if (!sel) { sel = doc.sel; }
-
- var paste = cm.state.pasteIncoming || origin == "paste";
- var textLines = splitLinesAuto(inserted), multiPaste = null;
- // When pasting N lines into N selections, insert one line per selection
- if (paste && sel.ranges.length > 1) {
- if (lastCopied && lastCopied.text.join("\n") == inserted) {
- if (sel.ranges.length % lastCopied.text.length == 0) {
- multiPaste = [];
- for (var i = 0; i < lastCopied.text.length; i++)
- { multiPaste.push(doc.splitLines(lastCopied.text[i])); }
- }
- } else if (textLines.length == sel.ranges.length && cm.options.pasteLinesPerSelection) {
- multiPaste = map(textLines, function (l) { return [l]; });
- }
- }
-
- var updateInput;
- // Normal behavior is to insert the new text into every selection
- for (var i$1 = sel.ranges.length - 1; i$1 >= 0; i$1--) {
- var range$$1 = sel.ranges[i$1];
- var from = range$$1.from(), to = range$$1.to();
- if (range$$1.empty()) {
- if (deleted && deleted > 0) // Handle deletion
- { from = Pos(from.line, from.ch - deleted); }
- else if (cm.state.overwrite && !paste) // Handle overwrite
- { to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + lst(textLines).length)); }
- else if (lastCopied && lastCopied.lineWise && lastCopied.text.join("\n") == inserted)
- { from = to = Pos(from.line, 0); }
- }
- updateInput = cm.curOp.updateInput;
- var changeEvent = {from: from, to: to, text: multiPaste ? multiPaste[i$1 % multiPaste.length] : textLines,
- origin: origin || (paste ? "paste" : cm.state.cutIncoming ? "cut" : "+input")};
- makeChange(cm.doc, changeEvent);
- signalLater(cm, "inputRead", cm, changeEvent);
- }
- if (inserted && !paste)
- { triggerElectric(cm, inserted); }
-
- ensureCursorVisible(cm);
- cm.curOp.updateInput = updateInput;
- cm.curOp.typing = true;
- cm.state.pasteIncoming = cm.state.cutIncoming = false;
-}
-
-function handlePaste(e, cm) {
- var pasted = e.clipboardData && e.clipboardData.getData("Text");
- if (pasted) {
- e.preventDefault();
- if (!cm.isReadOnly() && !cm.options.disableInput)
- { runInOp(cm, function () { return applyTextInput(cm, pasted, 0, null, "paste"); }); }
- return true
- }
-}
-
-function triggerElectric(cm, inserted) {
- // When an 'electric' character is inserted, immediately trigger a reindent
- if (!cm.options.electricChars || !cm.options.smartIndent) { return }
- var sel = cm.doc.sel;
-
- for (var i = sel.ranges.length - 1; i >= 0; i--) {
- var range$$1 = sel.ranges[i];
- if (range$$1.head.ch > 100 || (i && sel.ranges[i - 1].head.line == range$$1.head.line)) { continue }
- var mode = cm.getModeAt(range$$1.head);
- var indented = false;
- if (mode.electricChars) {
- for (var j = 0; j < mode.electricChars.length; j++)
- { if (inserted.indexOf(mode.electricChars.charAt(j)) > -1) {
- indented = indentLine(cm, range$$1.head.line, "smart");
- break
- } }
- } else if (mode.electricInput) {
- if (mode.electricInput.test(getLine(cm.doc, range$$1.head.line).text.slice(0, range$$1.head.ch)))
- { indented = indentLine(cm, range$$1.head.line, "smart"); }
- }
- if (indented) { signalLater(cm, "electricInput", cm, range$$1.head.line); }
- }
-}
-
-function copyableRanges(cm) {
- var text = [], ranges = [];
- for (var i = 0; i < cm.doc.sel.ranges.length; i++) {
- var line = cm.doc.sel.ranges[i].head.line;
- var lineRange = {anchor: Pos(line, 0), head: Pos(line + 1, 0)};
- ranges.push(lineRange);
- text.push(cm.getRange(lineRange.anchor, lineRange.head));
- }
- return {text: text, ranges: ranges}
-}
-
-function disableBrowserMagic(field, spellcheck) {
- field.setAttribute("autocorrect", "off");
- field.setAttribute("autocapitalize", "off");
- field.setAttribute("spellcheck", !!spellcheck);
-}
-
-function hiddenTextarea() {
- var te = elt("textarea", null, null, "position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none");
- var div = elt("div", [te], null, "overflow: hidden; position: relative; width: 3px; height: 0px;");
- // The textarea is kept positioned near the cursor to prevent the
- // fact that it'll be scrolled into view on input from scrolling
- // our fake cursor out of view. On webkit, when wrap=off, paste is
- // very slow. So make the area wide instead.
- if (webkit) { te.style.width = "1000px"; }
- else { te.setAttribute("wrap", "off"); }
- // If border: 0; -- iOS fails to open keyboard (issue #1287)
- if (ios) { te.style.border = "1px solid black"; }
- disableBrowserMagic(te);
- return div
-}
-
-// The publicly visible API. Note that methodOp(f) means
-// 'wrap f in an operation, performed on its `this` parameter'.
-
-// This is not the complete set of editor methods. Most of the
-// methods defined on the Doc type are also injected into
-// CodeMirror.prototype, for backwards compatibility and
-// convenience.
-
-var addEditorMethods = function(CodeMirror) {
- var optionHandlers = CodeMirror.optionHandlers;
-
- var helpers = CodeMirror.helpers = {};
-
- CodeMirror.prototype = {
- constructor: CodeMirror,
- focus: function(){window.focus(); this.display.input.focus();},
-
- setOption: function(option, value) {
- var options = this.options, old = options[option];
- if (options[option] == value && option != "mode") { return }
- options[option] = value;
- if (optionHandlers.hasOwnProperty(option))
- { operation(this, optionHandlers[option])(this, value, old); }
- signal(this, "optionChange", this, option);
- },
-
- getOption: function(option) {return this.options[option]},
- getDoc: function() {return this.doc},
-
- addKeyMap: function(map$$1, bottom) {
- this.state.keyMaps[bottom ? "push" : "unshift"](getKeyMap(map$$1));
- },
- removeKeyMap: function(map$$1) {
- var maps = this.state.keyMaps;
- for (var i = 0; i < maps.length; ++i)
- { if (maps[i] == map$$1 || maps[i].name == map$$1) {
- maps.splice(i, 1);
- return true
- } }
- },
-
- addOverlay: methodOp(function(spec, options) {
- var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec);
- if (mode.startState) { throw new Error("Overlays may not be stateful.") }
- insertSorted(this.state.overlays,
- {mode: mode, modeSpec: spec, opaque: options && options.opaque,
- priority: (options && options.priority) || 0},
- function (overlay) { return overlay.priority; });
- this.state.modeGen++;
- regChange(this);
- }),
- removeOverlay: methodOp(function(spec) {
- var this$1 = this;
-
- var overlays = this.state.overlays;
- for (var i = 0; i < overlays.length; ++i) {
- var cur = overlays[i].modeSpec;
- if (cur == spec || typeof spec == "string" && cur.name == spec) {
- overlays.splice(i, 1);
- this$1.state.modeGen++;
- regChange(this$1);
- return
- }
- }
- }),
-
- indentLine: methodOp(function(n, dir, aggressive) {
- if (typeof dir != "string" && typeof dir != "number") {
- if (dir == null) { dir = this.options.smartIndent ? "smart" : "prev"; }
- else { dir = dir ? "add" : "subtract"; }
- }
- if (isLine(this.doc, n)) { indentLine(this, n, dir, aggressive); }
- }),
- indentSelection: methodOp(function(how) {
- var this$1 = this;
-
- var ranges = this.doc.sel.ranges, end = -1;
- for (var i = 0; i < ranges.length; i++) {
- var range$$1 = ranges[i];
- if (!range$$1.empty()) {
- var from = range$$1.from(), to = range$$1.to();
- var start = Math.max(end, from.line);
- end = Math.min(this$1.lastLine(), to.line - (to.ch ? 0 : 1)) + 1;
- for (var j = start; j < end; ++j)
- { indentLine(this$1, j, how); }
- var newRanges = this$1.doc.sel.ranges;
- if (from.ch == 0 && ranges.length == newRanges.length && newRanges[i].from().ch > 0)
- { replaceOneSelection(this$1.doc, i, new Range(from, newRanges[i].to()), sel_dontScroll); }
- } else if (range$$1.head.line > end) {
- indentLine(this$1, range$$1.head.line, how, true);
- end = range$$1.head.line;
- if (i == this$1.doc.sel.primIndex) { ensureCursorVisible(this$1); }
- }
- }
- }),
-
- // Fetch the parser token for a given character. Useful for hacks
- // that want to inspect the mode state (say, for completion).
- getTokenAt: function(pos, precise) {
- return takeToken(this, pos, precise)
- },
-
- getLineTokens: function(line, precise) {
- return takeToken(this, Pos(line), precise, true)
- },
-
- getTokenTypeAt: function(pos) {
- pos = clipPos(this.doc, pos);
- var styles = getLineStyles(this, getLine(this.doc, pos.line));
- var before = 0, after = (styles.length - 1) / 2, ch = pos.ch;
- var type;
- if (ch == 0) { type = styles[2]; }
- else { for (;;) {
- var mid = (before + after) >> 1;
- if ((mid ? styles[mid * 2 - 1] : 0) >= ch) { after = mid; }
- else if (styles[mid * 2 + 1] < ch) { before = mid + 1; }
- else { type = styles[mid * 2 + 2]; break }
- } }
- var cut = type ? type.indexOf("overlay ") : -1;
- return cut < 0 ? type : cut == 0 ? null : type.slice(0, cut - 1)
- },
-
- getModeAt: function(pos) {
- var mode = this.doc.mode;
- if (!mode.innerMode) { return mode }
- return CodeMirror.innerMode(mode, this.getTokenAt(pos).state).mode
- },
-
- getHelper: function(pos, type) {
- return this.getHelpers(pos, type)[0]
- },
-
- getHelpers: function(pos, type) {
- var this$1 = this;
-
- var found = [];
- if (!helpers.hasOwnProperty(type)) { return found }
- var help = helpers[type], mode = this.getModeAt(pos);
- if (typeof mode[type] == "string") {
- if (help[mode[type]]) { found.push(help[mode[type]]); }
- } else if (mode[type]) {
- for (var i = 0; i < mode[type].length; i++) {
- var val = help[mode[type][i]];
- if (val) { found.push(val); }
- }
- } else if (mode.helperType && help[mode.helperType]) {
- found.push(help[mode.helperType]);
- } else if (help[mode.name]) {
- found.push(help[mode.name]);
- }
- for (var i$1 = 0; i$1 < help._global.length; i$1++) {
- var cur = help._global[i$1];
- if (cur.pred(mode, this$1) && indexOf(found, cur.val) == -1)
- { found.push(cur.val); }
- }
- return found
- },
-
- getStateAfter: function(line, precise) {
- var doc = this.doc;
- line = clipLine(doc, line == null ? doc.first + doc.size - 1: line);
- return getContextBefore(this, line + 1, precise).state
- },
-
- cursorCoords: function(start, mode) {
- var pos, range$$1 = this.doc.sel.primary();
- if (start == null) { pos = range$$1.head; }
- else if (typeof start == "object") { pos = clipPos(this.doc, start); }
- else { pos = start ? range$$1.from() : range$$1.to(); }
- return cursorCoords(this, pos, mode || "page")
- },
-
- charCoords: function(pos, mode) {
- return charCoords(this, clipPos(this.doc, pos), mode || "page")
- },
-
- coordsChar: function(coords, mode) {
- coords = fromCoordSystem(this, coords, mode || "page");
- return coordsChar(this, coords.left, coords.top)
- },
-
- lineAtHeight: function(height, mode) {
- height = fromCoordSystem(this, {top: height, left: 0}, mode || "page").top;
- return lineAtHeight(this.doc, height + this.display.viewOffset)
- },
- heightAtLine: function(line, mode, includeWidgets) {
- var end = false, lineObj;
- if (typeof line == "number") {
- var last = this.doc.first + this.doc.size - 1;
- if (line < this.doc.first) { line = this.doc.first; }
- else if (line > last) { line = last; end = true; }
- lineObj = getLine(this.doc, line);
- } else {
- lineObj = line;
- }
- return intoCoordSystem(this, lineObj, {top: 0, left: 0}, mode || "page", includeWidgets || end).top +
- (end ? this.doc.height - heightAtLine(lineObj) : 0)
- },
-
- defaultTextHeight: function() { return textHeight(this.display) },
- defaultCharWidth: function() { return charWidth(this.display) },
-
- getViewport: function() { return {from: this.display.viewFrom, to: this.display.viewTo}},
-
- addWidget: function(pos, node, scroll, vert, horiz) {
- var display = this.display;
- pos = cursorCoords(this, clipPos(this.doc, pos));
- var top = pos.bottom, left = pos.left;
- node.style.position = "absolute";
- node.setAttribute("cm-ignore-events", "true");
- this.display.input.setUneditable(node);
- display.sizer.appendChild(node);
- if (vert == "over") {
- top = pos.top;
- } else if (vert == "above" || vert == "near") {
- var vspace = Math.max(display.wrapper.clientHeight, this.doc.height),
- hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth);
- // Default to positioning above (if specified and possible); otherwise default to positioning below
- if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight)
- { top = pos.top - node.offsetHeight; }
- else if (pos.bottom + node.offsetHeight <= vspace)
- { top = pos.bottom; }
- if (left + node.offsetWidth > hspace)
- { left = hspace - node.offsetWidth; }
- }
- node.style.top = top + "px";
- node.style.left = node.style.right = "";
- if (horiz == "right") {
- left = display.sizer.clientWidth - node.offsetWidth;
- node.style.right = "0px";
- } else {
- if (horiz == "left") { left = 0; }
- else if (horiz == "middle") { left = (display.sizer.clientWidth - node.offsetWidth) / 2; }
- node.style.left = left + "px";
- }
- if (scroll)
- { scrollIntoView(this, {left: left, top: top, right: left + node.offsetWidth, bottom: top + node.offsetHeight}); }
- },
-
- triggerOnKeyDown: methodOp(onKeyDown),
- triggerOnKeyPress: methodOp(onKeyPress),
- triggerOnKeyUp: onKeyUp,
- triggerOnMouseDown: methodOp(onMouseDown),
-
- execCommand: function(cmd) {
- if (commands.hasOwnProperty(cmd))
- { return commands[cmd].call(null, this) }
- },
-
- triggerElectric: methodOp(function(text) { triggerElectric(this, text); }),
-
- findPosH: function(from, amount, unit, visually) {
- var this$1 = this;
-
- var dir = 1;
- if (amount < 0) { dir = -1; amount = -amount; }
- var cur = clipPos(this.doc, from);
- for (var i = 0; i < amount; ++i) {
- cur = findPosH(this$1.doc, cur, dir, unit, visually);
- if (cur.hitSide) { break }
- }
- return cur
- },
-
- moveH: methodOp(function(dir, unit) {
- var this$1 = this;
-
- this.extendSelectionsBy(function (range$$1) {
- if (this$1.display.shift || this$1.doc.extend || range$$1.empty())
- { return findPosH(this$1.doc, range$$1.head, dir, unit, this$1.options.rtlMoveVisually) }
- else
- { return dir < 0 ? range$$1.from() : range$$1.to() }
- }, sel_move);
- }),
-
- deleteH: methodOp(function(dir, unit) {
- var sel = this.doc.sel, doc = this.doc;
- if (sel.somethingSelected())
- { doc.replaceSelection("", null, "+delete"); }
- else
- { deleteNearSelection(this, function (range$$1) {
- var other = findPosH(doc, range$$1.head, dir, unit, false);
- return dir < 0 ? {from: other, to: range$$1.head} : {from: range$$1.head, to: other}
- }); }
- }),
-
- findPosV: function(from, amount, unit, goalColumn) {
- var this$1 = this;
-
- var dir = 1, x = goalColumn;
- if (amount < 0) { dir = -1; amount = -amount; }
- var cur = clipPos(this.doc, from);
- for (var i = 0; i < amount; ++i) {
- var coords = cursorCoords(this$1, cur, "div");
- if (x == null) { x = coords.left; }
- else { coords.left = x; }
- cur = findPosV(this$1, coords, dir, unit);
- if (cur.hitSide) { break }
- }
- return cur
- },
-
- moveV: methodOp(function(dir, unit) {
- var this$1 = this;
-
- var doc = this.doc, goals = [];
- var collapse = !this.display.shift && !doc.extend && doc.sel.somethingSelected();
- doc.extendSelectionsBy(function (range$$1) {
- if (collapse)
- { return dir < 0 ? range$$1.from() : range$$1.to() }
- var headPos = cursorCoords(this$1, range$$1.head, "div");
- if (range$$1.goalColumn != null) { headPos.left = range$$1.goalColumn; }
- goals.push(headPos.left);
- var pos = findPosV(this$1, headPos, dir, unit);
- if (unit == "page" && range$$1 == doc.sel.primary())
- { addToScrollTop(this$1, charCoords(this$1, pos, "div").top - headPos.top); }
- return pos
- }, sel_move);
- if (goals.length) { for (var i = 0; i < doc.sel.ranges.length; i++)
- { doc.sel.ranges[i].goalColumn = goals[i]; } }
- }),
-
- // Find the word at the given position (as returned by coordsChar).
- findWordAt: function(pos) {
- var doc = this.doc, line = getLine(doc, pos.line).text;
- var start = pos.ch, end = pos.ch;
- if (line) {
- var helper = this.getHelper(pos, "wordChars");
- if ((pos.sticky == "before" || end == line.length) && start) { --start; } else { ++end; }
- var startChar = line.charAt(start);
- var check = isWordChar(startChar, helper)
- ? function (ch) { return isWordChar(ch, helper); }
- : /\s/.test(startChar) ? function (ch) { return /\s/.test(ch); }
- : function (ch) { return (!/\s/.test(ch) && !isWordChar(ch)); };
- while (start > 0 && check(line.charAt(start - 1))) { --start; }
- while (end < line.length && check(line.charAt(end))) { ++end; }
- }
- return new Range(Pos(pos.line, start), Pos(pos.line, end))
- },
-
- toggleOverwrite: function(value) {
- if (value != null && value == this.state.overwrite) { return }
- if (this.state.overwrite = !this.state.overwrite)
- { addClass(this.display.cursorDiv, "CodeMirror-overwrite"); }
- else
- { rmClass(this.display.cursorDiv, "CodeMirror-overwrite"); }
-
- signal(this, "overwriteToggle", this, this.state.overwrite);
- },
- hasFocus: function() { return this.display.input.getField() == activeElt() },
- isReadOnly: function() { return !!(this.options.readOnly || this.doc.cantEdit) },
-
- scrollTo: methodOp(function (x, y) { scrollToCoords(this, x, y); }),
- getScrollInfo: function() {
- var scroller = this.display.scroller;
- return {left: scroller.scrollLeft, top: scroller.scrollTop,
- height: scroller.scrollHeight - scrollGap(this) - this.display.barHeight,
- width: scroller.scrollWidth - scrollGap(this) - this.display.barWidth,
- clientHeight: displayHeight(this), clientWidth: displayWidth(this)}
- },
-
- scrollIntoView: methodOp(function(range$$1, margin) {
- if (range$$1 == null) {
- range$$1 = {from: this.doc.sel.primary().head, to: null};
- if (margin == null) { margin = this.options.cursorScrollMargin; }
- } else if (typeof range$$1 == "number") {
- range$$1 = {from: Pos(range$$1, 0), to: null};
- } else if (range$$1.from == null) {
- range$$1 = {from: range$$1, to: null};
- }
- if (!range$$1.to) { range$$1.to = range$$1.from; }
- range$$1.margin = margin || 0;
-
- if (range$$1.from.line != null) {
- scrollToRange(this, range$$1);
- } else {
- scrollToCoordsRange(this, range$$1.from, range$$1.to, range$$1.margin);
- }
- }),
-
- setSize: methodOp(function(width, height) {
- var this$1 = this;
-
- var interpret = function (val) { return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val; };
- if (width != null) { this.display.wrapper.style.width = interpret(width); }
- if (height != null) { this.display.wrapper.style.height = interpret(height); }
- if (this.options.lineWrapping) { clearLineMeasurementCache(this); }
- var lineNo$$1 = this.display.viewFrom;
- this.doc.iter(lineNo$$1, this.display.viewTo, function (line) {
- if (line.widgets) { for (var i = 0; i < line.widgets.length; i++)
- { if (line.widgets[i].noHScroll) { regLineChange(this$1, lineNo$$1, "widget"); break } } }
- ++lineNo$$1;
- });
- this.curOp.forceUpdate = true;
- signal(this, "refresh", this);
- }),
-
- operation: function(f){return runInOp(this, f)},
- startOperation: function(){return startOperation(this)},
- endOperation: function(){return endOperation(this)},
-
- refresh: methodOp(function() {
- var oldHeight = this.display.cachedTextHeight;
- regChange(this);
- this.curOp.forceUpdate = true;
- clearCaches(this);
- scrollToCoords(this, this.doc.scrollLeft, this.doc.scrollTop);
- updateGutterSpace(this);
- if (oldHeight == null || Math.abs(oldHeight - textHeight(this.display)) > .5)
- { estimateLineHeights(this); }
- signal(this, "refresh", this);
- }),
-
- swapDoc: methodOp(function(doc) {
- var old = this.doc;
- old.cm = null;
- attachDoc(this, doc);
- clearCaches(this);
- this.display.input.reset();
- scrollToCoords(this, doc.scrollLeft, doc.scrollTop);
- this.curOp.forceScroll = true;
- signalLater(this, "swapDoc", this, old);
- return old
- }),
-
- getInputField: function(){return this.display.input.getField()},
- getWrapperElement: function(){return this.display.wrapper},
- getScrollerElement: function(){return this.display.scroller},
- getGutterElement: function(){return this.display.gutters}
- };
- eventMixin(CodeMirror);
-
- CodeMirror.registerHelper = function(type, name, value) {
- if (!helpers.hasOwnProperty(type)) { helpers[type] = CodeMirror[type] = {_global: []}; }
- helpers[type][name] = value;
- };
- CodeMirror.registerGlobalHelper = function(type, name, predicate, value) {
- CodeMirror.registerHelper(type, name, value);
- helpers[type]._global.push({pred: predicate, val: value});
- };
-};
-
-// Used for horizontal relative motion. Dir is -1 or 1 (left or
-// right), unit can be "char", "column" (like char, but doesn't
-// cross line boundaries), "word" (across next word), or "group" (to
-// the start of next group of word or non-word-non-whitespace
-// chars). The visually param controls whether, in right-to-left
-// text, direction 1 means to move towards the next index in the
-// string, or towards the character to the right of the current
-// position. The resulting position will have a hitSide=true
-// property if it reached the end of the document.
-function findPosH(doc, pos, dir, unit, visually) {
- var oldPos = pos;
- var origDir = dir;
- var lineObj = getLine(doc, pos.line);
- function findNextLine() {
- var l = pos.line + dir;
- if (l < doc.first || l >= doc.first + doc.size) { return false }
- pos = new Pos(l, pos.ch, pos.sticky);
- return lineObj = getLine(doc, l)
- }
- function moveOnce(boundToLine) {
- var next;
- if (visually) {
- next = moveVisually(doc.cm, lineObj, pos, dir);
- } else {
- next = moveLogically(lineObj, pos, dir);
- }
- if (next == null) {
- if (!boundToLine && findNextLine())
- { pos = endOfLine(visually, doc.cm, lineObj, pos.line, dir); }
- else
- { return false }
- } else {
- pos = next;
- }
- return true
- }
-
- if (unit == "char") {
- moveOnce();
- } else if (unit == "column") {
- moveOnce(true);
- } else if (unit == "word" || unit == "group") {
- var sawType = null, group = unit == "group";
- var helper = doc.cm && doc.cm.getHelper(pos, "wordChars");
- for (var first = true;; first = false) {
- if (dir < 0 && !moveOnce(!first)) { break }
- var cur = lineObj.text.charAt(pos.ch) || "\n";
- var type = isWordChar(cur, helper) ? "w"
- : group && cur == "\n" ? "n"
- : !group || /\s/.test(cur) ? null
- : "p";
- if (group && !first && !type) { type = "s"; }
- if (sawType && sawType != type) {
- if (dir < 0) {dir = 1; moveOnce(); pos.sticky = "after";}
- break
- }
-
- if (type) { sawType = type; }
- if (dir > 0 && !moveOnce(!first)) { break }
- }
- }
- var result = skipAtomic(doc, pos, oldPos, origDir, true);
- if (equalCursorPos(oldPos, result)) { result.hitSide = true; }
- return result
-}
-
-// For relative vertical movement. Dir may be -1 or 1. Unit can be
-// "page" or "line". The resulting position will have a hitSide=true
-// property if it reached the end of the document.
-function findPosV(cm, pos, dir, unit) {
- var doc = cm.doc, x = pos.left, y;
- if (unit == "page") {
- var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight);
- var moveAmount = Math.max(pageSize - .5 * textHeight(cm.display), 3);
- y = (dir > 0 ? pos.bottom : pos.top) + dir * moveAmount;
-
- } else if (unit == "line") {
- y = dir > 0 ? pos.bottom + 3 : pos.top - 3;
- }
- var target;
- for (;;) {
- target = coordsChar(cm, x, y);
- if (!target.outside) { break }
- if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break }
- y += dir * 5;
- }
- return target
-}
-
-// CONTENTEDITABLE INPUT STYLE
-
-var ContentEditableInput = function(cm) {
- this.cm = cm;
- this.lastAnchorNode = this.lastAnchorOffset = this.lastFocusNode = this.lastFocusOffset = null;
- this.polling = new Delayed();
- this.composing = null;
- this.gracePeriod = false;
- this.readDOMTimeout = null;
-};
-
-ContentEditableInput.prototype.init = function (display) {
- var this$1 = this;
-
- var input = this, cm = input.cm;
- var div = input.div = display.lineDiv;
- disableBrowserMagic(div, cm.options.spellcheck);
-
- on(div, "paste", function (e) {
- if (signalDOMEvent(cm, e) || handlePaste(e, cm)) { return }
- // IE doesn't fire input events, so we schedule a read for the pasted content in this way
- if (ie_version <= 11) { setTimeout(operation(cm, function () { return this$1.updateFromDOM(); }), 20); }
- });
-
- on(div, "compositionstart", function (e) {
- this$1.composing = {data: e.data, done: false};
- });
- on(div, "compositionupdate", function (e) {
- if (!this$1.composing) { this$1.composing = {data: e.data, done: false}; }
- });
- on(div, "compositionend", function (e) {
- if (this$1.composing) {
- if (e.data != this$1.composing.data) { this$1.readFromDOMSoon(); }
- this$1.composing.done = true;
- }
- });
-
- on(div, "touchstart", function () { return input.forceCompositionEnd(); });
-
- on(div, "input", function () {
- if (!this$1.composing) { this$1.readFromDOMSoon(); }
- });
-
- function onCopyCut(e) {
- if (signalDOMEvent(cm, e)) { return }
- if (cm.somethingSelected()) {
- setLastCopied({lineWise: false, text: cm.getSelections()});
- if (e.type == "cut") { cm.replaceSelection("", null, "cut"); }
- } else if (!cm.options.lineWiseCopyCut) {
- return
- } else {
- var ranges = copyableRanges(cm);
- setLastCopied({lineWise: true, text: ranges.text});
- if (e.type == "cut") {
- cm.operation(function () {
- cm.setSelections(ranges.ranges, 0, sel_dontScroll);
- cm.replaceSelection("", null, "cut");
- });
- }
- }
- if (e.clipboardData) {
- e.clipboardData.clearData();
- var content = lastCopied.text.join("\n");
- // iOS exposes the clipboard API, but seems to discard content inserted into it
- e.clipboardData.setData("Text", content);
- if (e.clipboardData.getData("Text") == content) {
- e.preventDefault();
- return
- }
- }
- // Old-fashioned briefly-focus-a-textarea hack
- var kludge = hiddenTextarea(), te = kludge.firstChild;
- cm.display.lineSpace.insertBefore(kludge, cm.display.lineSpace.firstChild);
- te.value = lastCopied.text.join("\n");
- var hadFocus = document.activeElement;
- selectInput(te);
- setTimeout(function () {
- cm.display.lineSpace.removeChild(kludge);
- hadFocus.focus();
- if (hadFocus == div) { input.showPrimarySelection(); }
- }, 50);
- }
- on(div, "copy", onCopyCut);
- on(div, "cut", onCopyCut);
-};
-
-ContentEditableInput.prototype.prepareSelection = function () {
- var result = prepareSelection(this.cm, false);
- result.focus = this.cm.state.focused;
- return result
-};
-
-ContentEditableInput.prototype.showSelection = function (info, takeFocus) {
- if (!info || !this.cm.display.view.length) { return }
- if (info.focus || takeFocus) { this.showPrimarySelection(); }
- this.showMultipleSelections(info);
-};
-
-ContentEditableInput.prototype.getSelection = function () {
- return this.cm.display.wrapper.ownerDocument.getSelection()
-};
-
-ContentEditableInput.prototype.showPrimarySelection = function () {
- var sel = this.getSelection(), cm = this.cm, prim = cm.doc.sel.primary();
- var from = prim.from(), to = prim.to();
-
- if (cm.display.viewTo == cm.display.viewFrom || from.line >= cm.display.viewTo || to.line < cm.display.viewFrom) {
- sel.removeAllRanges();
- return
- }
-
- var curAnchor = domToPos(cm, sel.anchorNode, sel.anchorOffset);
- var curFocus = domToPos(cm, sel.focusNode, sel.focusOffset);
- if (curAnchor && !curAnchor.bad && curFocus && !curFocus.bad &&
- cmp(minPos(curAnchor, curFocus), from) == 0 &&
- cmp(maxPos(curAnchor, curFocus), to) == 0)
- { return }
-
- var view = cm.display.view;
- var start = (from.line >= cm.display.viewFrom && posToDOM(cm, from)) ||
- {node: view[0].measure.map[2], offset: 0};
- var end = to.line < cm.display.viewTo && posToDOM(cm, to);
- if (!end) {
- var measure = view[view.length - 1].measure;
- var map$$1 = measure.maps ? measure.maps[measure.maps.length - 1] : measure.map;
- end = {node: map$$1[map$$1.length - 1], offset: map$$1[map$$1.length - 2] - map$$1[map$$1.length - 3]};
- }
-
- if (!start || !end) {
- sel.removeAllRanges();
- return
- }
-
- var old = sel.rangeCount && sel.getRangeAt(0), rng;
- try { rng = range(start.node, start.offset, end.offset, end.node); }
- catch(e) {} // Our model of the DOM might be outdated, in which case the range we try to set can be impossible
- if (rng) {
- if (!gecko && cm.state.focused) {
- sel.collapse(start.node, start.offset);
- if (!rng.collapsed) {
- sel.removeAllRanges();
- sel.addRange(rng);
- }
- } else {
- sel.removeAllRanges();
- sel.addRange(rng);
- }
- if (old && sel.anchorNode == null) { sel.addRange(old); }
- else if (gecko) { this.startGracePeriod(); }
- }
- this.rememberSelection();
-};
-
-ContentEditableInput.prototype.startGracePeriod = function () {
- var this$1 = this;
-
- clearTimeout(this.gracePeriod);
- this.gracePeriod = setTimeout(function () {
- this$1.gracePeriod = false;
- if (this$1.selectionChanged())
- { this$1.cm.operation(function () { return this$1.cm.curOp.selectionChanged = true; }); }
- }, 20);
-};
-
-ContentEditableInput.prototype.showMultipleSelections = function (info) {
- removeChildrenAndAdd(this.cm.display.cursorDiv, info.cursors);
- removeChildrenAndAdd(this.cm.display.selectionDiv, info.selection);
-};
-
-ContentEditableInput.prototype.rememberSelection = function () {
- var sel = this.getSelection();
- this.lastAnchorNode = sel.anchorNode; this.lastAnchorOffset = sel.anchorOffset;
- this.lastFocusNode = sel.focusNode; this.lastFocusOffset = sel.focusOffset;
-};
-
-ContentEditableInput.prototype.selectionInEditor = function () {
- var sel = this.getSelection();
- if (!sel.rangeCount) { return false }
- var node = sel.getRangeAt(0).commonAncestorContainer;
- return contains(this.div, node)
-};
-
-ContentEditableInput.prototype.focus = function () {
- if (this.cm.options.readOnly != "nocursor") {
- if (!this.selectionInEditor())
- { this.showSelection(this.prepareSelection(), true); }
- this.div.focus();
- }
-};
-ContentEditableInput.prototype.blur = function () { this.div.blur(); };
-ContentEditableInput.prototype.getField = function () { return this.div };
-
-ContentEditableInput.prototype.supportsTouch = function () { return true };
-
-ContentEditableInput.prototype.receivedFocus = function () {
- var input = this;
- if (this.selectionInEditor())
- { this.pollSelection(); }
- else
- { runInOp(this.cm, function () { return input.cm.curOp.selectionChanged = true; }); }
-
- function poll() {
- if (input.cm.state.focused) {
- input.pollSelection();
- input.polling.set(input.cm.options.pollInterval, poll);
- }
- }
- this.polling.set(this.cm.options.pollInterval, poll);
-};
-
-ContentEditableInput.prototype.selectionChanged = function () {
- var sel = this.getSelection();
- return sel.anchorNode != this.lastAnchorNode || sel.anchorOffset != this.lastAnchorOffset ||
- sel.focusNode != this.lastFocusNode || sel.focusOffset != this.lastFocusOffset
-};
-
-ContentEditableInput.prototype.pollSelection = function () {
- if (this.readDOMTimeout != null || this.gracePeriod || !this.selectionChanged()) { return }
- var sel = this.getSelection(), cm = this.cm;
- // On Android Chrome (version 56, at least), backspacing into an
- // uneditable block element will put the cursor in that element,
- // and then, because it's not editable, hide the virtual keyboard.
- // Because Android doesn't allow us to actually detect backspace
- // presses in a sane way, this code checks for when that happens
- // and simulates a backspace press in this case.
- if (android && chrome && this.cm.options.gutters.length && isInGutter(sel.anchorNode)) {
- this.cm.triggerOnKeyDown({type: "keydown", keyCode: 8, preventDefault: Math.abs});
- this.blur();
- this.focus();
- return
- }
- if (this.composing) { return }
- this.rememberSelection();
- var anchor = domToPos(cm, sel.anchorNode, sel.anchorOffset);
- var head = domToPos(cm, sel.focusNode, sel.focusOffset);
- if (anchor && head) { runInOp(cm, function () {
- setSelection(cm.doc, simpleSelection(anchor, head), sel_dontScroll);
- if (anchor.bad || head.bad) { cm.curOp.selectionChanged = true; }
- }); }
-};
-
-ContentEditableInput.prototype.pollContent = function () {
- if (this.readDOMTimeout != null) {
- clearTimeout(this.readDOMTimeout);
- this.readDOMTimeout = null;
- }
-
- var cm = this.cm, display = cm.display, sel = cm.doc.sel.primary();
- var from = sel.from(), to = sel.to();
- if (from.ch == 0 && from.line > cm.firstLine())
- { from = Pos(from.line - 1, getLine(cm.doc, from.line - 1).length); }
- if (to.ch == getLine(cm.doc, to.line).text.length && to.line < cm.lastLine())
- { to = Pos(to.line + 1, 0); }
- if (from.line < display.viewFrom || to.line > display.viewTo - 1) { return false }
-
- var fromIndex, fromLine, fromNode;
- if (from.line == display.viewFrom || (fromIndex = findViewIndex(cm, from.line)) == 0) {
- fromLine = lineNo(display.view[0].line);
- fromNode = display.view[0].node;
- } else {
- fromLine = lineNo(display.view[fromIndex].line);
- fromNode = display.view[fromIndex - 1].node.nextSibling;
- }
- var toIndex = findViewIndex(cm, to.line);
- var toLine, toNode;
- if (toIndex == display.view.length - 1) {
- toLine = display.viewTo - 1;
- toNode = display.lineDiv.lastChild;
- } else {
- toLine = lineNo(display.view[toIndex + 1].line) - 1;
- toNode = display.view[toIndex + 1].node.previousSibling;
- }
-
- if (!fromNode) { return false }
- var newText = cm.doc.splitLines(domTextBetween(cm, fromNode, toNode, fromLine, toLine));
- var oldText = getBetween(cm.doc, Pos(fromLine, 0), Pos(toLine, getLine(cm.doc, toLine).text.length));
- while (newText.length > 1 && oldText.length > 1) {
- if (lst(newText) == lst(oldText)) { newText.pop(); oldText.pop(); toLine--; }
- else if (newText[0] == oldText[0]) { newText.shift(); oldText.shift(); fromLine++; }
- else { break }
- }
-
- var cutFront = 0, cutEnd = 0;
- var newTop = newText[0], oldTop = oldText[0], maxCutFront = Math.min(newTop.length, oldTop.length);
- while (cutFront < maxCutFront && newTop.charCodeAt(cutFront) == oldTop.charCodeAt(cutFront))
- { ++cutFront; }
- var newBot = lst(newText), oldBot = lst(oldText);
- var maxCutEnd = Math.min(newBot.length - (newText.length == 1 ? cutFront : 0),
- oldBot.length - (oldText.length == 1 ? cutFront : 0));
- while (cutEnd < maxCutEnd &&
- newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1))
- { ++cutEnd; }
- // Try to move start of change to start of selection if ambiguous
- if (newText.length == 1 && oldText.length == 1 && fromLine == from.line) {
- while (cutFront && cutFront > from.ch &&
- newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1)) {
- cutFront--;
- cutEnd++;
- }
- }
-
- newText[newText.length - 1] = newBot.slice(0, newBot.length - cutEnd).replace(/^\u200b+/, "");
- newText[0] = newText[0].slice(cutFront).replace(/\u200b+$/, "");
-
- var chFrom = Pos(fromLine, cutFront);
- var chTo = Pos(toLine, oldText.length ? lst(oldText).length - cutEnd : 0);
- if (newText.length > 1 || newText[0] || cmp(chFrom, chTo)) {
- replaceRange(cm.doc, newText, chFrom, chTo, "+input");
- return true
- }
-};
-
-ContentEditableInput.prototype.ensurePolled = function () {
- this.forceCompositionEnd();
-};
-ContentEditableInput.prototype.reset = function () {
- this.forceCompositionEnd();
-};
-ContentEditableInput.prototype.forceCompositionEnd = function () {
- if (!this.composing) { return }
- clearTimeout(this.readDOMTimeout);
- this.composing = null;
- this.updateFromDOM();
- this.div.blur();
- this.div.focus();
-};
-ContentEditableInput.prototype.readFromDOMSoon = function () {
- var this$1 = this;
-
- if (this.readDOMTimeout != null) { return }
- this.readDOMTimeout = setTimeout(function () {
- this$1.readDOMTimeout = null;
- if (this$1.composing) {
- if (this$1.composing.done) { this$1.composing = null; }
- else { return }
- }
- this$1.updateFromDOM();
- }, 80);
-};
-
-ContentEditableInput.prototype.updateFromDOM = function () {
- var this$1 = this;
-
- if (this.cm.isReadOnly() || !this.pollContent())
- { runInOp(this.cm, function () { return regChange(this$1.cm); }); }
-};
-
-ContentEditableInput.prototype.setUneditable = function (node) {
- node.contentEditable = "false";
-};
-
-ContentEditableInput.prototype.onKeyPress = function (e) {
- if (e.charCode == 0 || this.composing) { return }
- e.preventDefault();
- if (!this.cm.isReadOnly())
- { operation(this.cm, applyTextInput)(this.cm, String.fromCharCode(e.charCode == null ? e.keyCode : e.charCode), 0); }
-};
-
-ContentEditableInput.prototype.readOnlyChanged = function (val) {
- this.div.contentEditable = String(val != "nocursor");
-};
-
-ContentEditableInput.prototype.onContextMenu = function () {};
-ContentEditableInput.prototype.resetPosition = function () {};
-
-ContentEditableInput.prototype.needsContentAttribute = true;
-
-function posToDOM(cm, pos) {
- var view = findViewForLine(cm, pos.line);
- if (!view || view.hidden) { return null }
- var line = getLine(cm.doc, pos.line);
- var info = mapFromLineView(view, line, pos.line);
-
- var order = getOrder(line, cm.doc.direction), side = "left";
- if (order) {
- var partPos = getBidiPartAt(order, pos.ch);
- side = partPos % 2 ? "right" : "left";
- }
- var result = nodeAndOffsetInLineMap(info.map, pos.ch, side);
- result.offset = result.collapse == "right" ? result.end : result.start;
- return result
-}
-
-function isInGutter(node) {
- for (var scan = node; scan; scan = scan.parentNode)
- { if (/CodeMirror-gutter-wrapper/.test(scan.className)) { return true } }
- return false
-}
-
-function badPos(pos, bad) { if (bad) { pos.bad = true; } return pos }
-
-function domTextBetween(cm, from, to, fromLine, toLine) {
- var text = "", closing = false, lineSep = cm.doc.lineSeparator(), extraLinebreak = false;
- function recognizeMarker(id) { return function (marker) { return marker.id == id; } }
- function close() {
- if (closing) {
- text += lineSep;
- if (extraLinebreak) { text += lineSep; }
- closing = extraLinebreak = false;
- }
- }
- function addText(str) {
- if (str) {
- close();
- text += str;
- }
- }
- function walk(node) {
- if (node.nodeType == 1) {
- var cmText = node.getAttribute("cm-text");
- if (cmText) {
- addText(cmText);
- return
- }
- var markerID = node.getAttribute("cm-marker"), range$$1;
- if (markerID) {
- var found = cm.findMarks(Pos(fromLine, 0), Pos(toLine + 1, 0), recognizeMarker(+markerID));
- if (found.length && (range$$1 = found[0].find(0)))
- { addText(getBetween(cm.doc, range$$1.from, range$$1.to).join(lineSep)); }
- return
- }
- if (node.getAttribute("contenteditable") == "false") { return }
- var isBlock = /^(pre|div|p|li|table|br)$/i.test(node.nodeName);
- if (!/^br$/i.test(node.nodeName) && node.textContent.length == 0) { return }
-
- if (isBlock) { close(); }
- for (var i = 0; i < node.childNodes.length; i++)
- { walk(node.childNodes[i]); }
-
- if (/^(pre|p)$/i.test(node.nodeName)) { extraLinebreak = true; }
- if (isBlock) { closing = true; }
- } else if (node.nodeType == 3) {
- addText(node.nodeValue.replace(/\u200b/g, "").replace(/\u00a0/g, " "));
- }
- }
- for (;;) {
- walk(from);
- if (from == to) { break }
- from = from.nextSibling;
- extraLinebreak = false;
- }
- return text
-}
-
-function domToPos(cm, node, offset) {
- var lineNode;
- if (node == cm.display.lineDiv) {
- lineNode = cm.display.lineDiv.childNodes[offset];
- if (!lineNode) { return badPos(cm.clipPos(Pos(cm.display.viewTo - 1)), true) }
- node = null; offset = 0;
- } else {
- for (lineNode = node;; lineNode = lineNode.parentNode) {
- if (!lineNode || lineNode == cm.display.lineDiv) { return null }
- if (lineNode.parentNode && lineNode.parentNode == cm.display.lineDiv) { break }
- }
- }
- for (var i = 0; i < cm.display.view.length; i++) {
- var lineView = cm.display.view[i];
- if (lineView.node == lineNode)
- { return locateNodeInLineView(lineView, node, offset) }
- }
-}
-
-function locateNodeInLineView(lineView, node, offset) {
- var wrapper = lineView.text.firstChild, bad = false;
- if (!node || !contains(wrapper, node)) { return badPos(Pos(lineNo(lineView.line), 0), true) }
- if (node == wrapper) {
- bad = true;
- node = wrapper.childNodes[offset];
- offset = 0;
- if (!node) {
- var line = lineView.rest ? lst(lineView.rest) : lineView.line;
- return badPos(Pos(lineNo(line), line.text.length), bad)
- }
- }
-
- var textNode = node.nodeType == 3 ? node : null, topNode = node;
- if (!textNode && node.childNodes.length == 1 && node.firstChild.nodeType == 3) {
- textNode = node.firstChild;
- if (offset) { offset = textNode.nodeValue.length; }
- }
- while (topNode.parentNode != wrapper) { topNode = topNode.parentNode; }
- var measure = lineView.measure, maps = measure.maps;
-
- function find(textNode, topNode, offset) {
- for (var i = -1; i < (maps ? maps.length : 0); i++) {
- var map$$1 = i < 0 ? measure.map : maps[i];
- for (var j = 0; j < map$$1.length; j += 3) {
- var curNode = map$$1[j + 2];
- if (curNode == textNode || curNode == topNode) {
- var line = lineNo(i < 0 ? lineView.line : lineView.rest[i]);
- var ch = map$$1[j] + offset;
- if (offset < 0 || curNode != textNode) { ch = map$$1[j + (offset ? 1 : 0)]; }
- return Pos(line, ch)
- }
- }
- }
- }
- var found = find(textNode, topNode, offset);
- if (found) { return badPos(found, bad) }
-
- // FIXME this is all really shaky. might handle the few cases it needs to handle, but likely to cause problems
- for (var after = topNode.nextSibling, dist = textNode ? textNode.nodeValue.length - offset : 0; after; after = after.nextSibling) {
- found = find(after, after.firstChild, 0);
- if (found)
- { return badPos(Pos(found.line, found.ch - dist), bad) }
- else
- { dist += after.textContent.length; }
- }
- for (var before = topNode.previousSibling, dist$1 = offset; before; before = before.previousSibling) {
- found = find(before, before.firstChild, -1);
- if (found)
- { return badPos(Pos(found.line, found.ch + dist$1), bad) }
- else
- { dist$1 += before.textContent.length; }
- }
-}
-
-// TEXTAREA INPUT STYLE
-
-var TextareaInput = function(cm) {
- this.cm = cm;
- // See input.poll and input.reset
- this.prevInput = "";
-
- // Flag that indicates whether we expect input to appear real soon
- // now (after some event like 'keypress' or 'input') and are
- // polling intensively.
- this.pollingFast = false;
- // Self-resetting timeout for the poller
- this.polling = new Delayed();
- // Used to work around IE issue with selection being forgotten when focus moves away from textarea
- this.hasSelection = false;
- this.composing = null;
-};
-
-TextareaInput.prototype.init = function (display) {
- var this$1 = this;
-
- var input = this, cm = this.cm;
- this.createField(display);
- var te = this.textarea;
-
- display.wrapper.insertBefore(this.wrapper, display.wrapper.firstChild);
-
- // Needed to hide big blue blinking cursor on Mobile Safari (doesn't seem to work in iOS 8 anymore)
- if (ios) { te.style.width = "0px"; }
-
- on(te, "input", function () {
- if (ie && ie_version >= 9 && this$1.hasSelection) { this$1.hasSelection = null; }
- input.poll();
- });
-
- on(te, "paste", function (e) {
- if (signalDOMEvent(cm, e) || handlePaste(e, cm)) { return }
-
- cm.state.pasteIncoming = true;
- input.fastPoll();
- });
-
- function prepareCopyCut(e) {
- if (signalDOMEvent(cm, e)) { return }
- if (cm.somethingSelected()) {
- setLastCopied({lineWise: false, text: cm.getSelections()});
- } else if (!cm.options.lineWiseCopyCut) {
- return
- } else {
- var ranges = copyableRanges(cm);
- setLastCopied({lineWise: true, text: ranges.text});
- if (e.type == "cut") {
- cm.setSelections(ranges.ranges, null, sel_dontScroll);
- } else {
- input.prevInput = "";
- te.value = ranges.text.join("\n");
- selectInput(te);
- }
- }
- if (e.type == "cut") { cm.state.cutIncoming = true; }
- }
- on(te, "cut", prepareCopyCut);
- on(te, "copy", prepareCopyCut);
-
- on(display.scroller, "paste", function (e) {
- if (eventInWidget(display, e) || signalDOMEvent(cm, e)) { return }
- cm.state.pasteIncoming = true;
- input.focus();
- });
-
- // Prevent normal selection in the editor (we handle our own)
- on(display.lineSpace, "selectstart", function (e) {
- if (!eventInWidget(display, e)) { e_preventDefault(e); }
- });
-
- on(te, "compositionstart", function () {
- var start = cm.getCursor("from");
- if (input.composing) { input.composing.range.clear(); }
- input.composing = {
- start: start,
- range: cm.markText(start, cm.getCursor("to"), {className: "CodeMirror-composing"})
- };
- });
- on(te, "compositionend", function () {
- if (input.composing) {
- input.poll();
- input.composing.range.clear();
- input.composing = null;
- }
- });
-};
-
-TextareaInput.prototype.createField = function (_display) {
- // Wraps and hides input textarea
- this.wrapper = hiddenTextarea();
- // The semihidden textarea that is focused when the editor is
- // focused, and receives input.
- this.textarea = this.wrapper.firstChild;
-};
-
-TextareaInput.prototype.prepareSelection = function () {
- // Redraw the selection and/or cursor
- var cm = this.cm, display = cm.display, doc = cm.doc;
- var result = prepareSelection(cm);
-
- // Move the hidden textarea near the cursor to prevent scrolling artifacts
- if (cm.options.moveInputWithCursor) {
- var headPos = cursorCoords(cm, doc.sel.primary().head, "div");
- var wrapOff = display.wrapper.getBoundingClientRect(), lineOff = display.lineDiv.getBoundingClientRect();
- result.teTop = Math.max(0, Math.min(display.wrapper.clientHeight - 10,
- headPos.top + lineOff.top - wrapOff.top));
- result.teLeft = Math.max(0, Math.min(display.wrapper.clientWidth - 10,
- headPos.left + lineOff.left - wrapOff.left));
- }
-
- return result
-};
-
-TextareaInput.prototype.showSelection = function (drawn) {
- var cm = this.cm, display = cm.display;
- removeChildrenAndAdd(display.cursorDiv, drawn.cursors);
- removeChildrenAndAdd(display.selectionDiv, drawn.selection);
- if (drawn.teTop != null) {
- this.wrapper.style.top = drawn.teTop + "px";
- this.wrapper.style.left = drawn.teLeft + "px";
- }
-};
-
-// Reset the input to correspond to the selection (or to be empty,
-// when not typing and nothing is selected)
-TextareaInput.prototype.reset = function (typing) {
- if (this.contextMenuPending || this.composing) { return }
- var cm = this.cm;
- if (cm.somethingSelected()) {
- this.prevInput = "";
- var content = cm.getSelection();
- this.textarea.value = content;
- if (cm.state.focused) { selectInput(this.textarea); }
- if (ie && ie_version >= 9) { this.hasSelection = content; }
- } else if (!typing) {
- this.prevInput = this.textarea.value = "";
- if (ie && ie_version >= 9) { this.hasSelection = null; }
- }
-};
-
-TextareaInput.prototype.getField = function () { return this.textarea };
-
-TextareaInput.prototype.supportsTouch = function () { return false };
-
-TextareaInput.prototype.focus = function () {
- if (this.cm.options.readOnly != "nocursor" && (!mobile || activeElt() != this.textarea)) {
- try { this.textarea.focus(); }
- catch (e) {} // IE8 will throw if the textarea is display: none or not in DOM
- }
-};
-
-TextareaInput.prototype.blur = function () { this.textarea.blur(); };
-
-TextareaInput.prototype.resetPosition = function () {
- this.wrapper.style.top = this.wrapper.style.left = 0;
-};
-
-TextareaInput.prototype.receivedFocus = function () { this.slowPoll(); };
-
-// Poll for input changes, using the normal rate of polling. This
-// runs as long as the editor is focused.
-TextareaInput.prototype.slowPoll = function () {
- var this$1 = this;
-
- if (this.pollingFast) { return }
- this.polling.set(this.cm.options.pollInterval, function () {
- this$1.poll();
- if (this$1.cm.state.focused) { this$1.slowPoll(); }
- });
-};
-
-// When an event has just come in that is likely to add or change
-// something in the input textarea, we poll faster, to ensure that
-// the change appears on the screen quickly.
-TextareaInput.prototype.fastPoll = function () {
- var missed = false, input = this;
- input.pollingFast = true;
- function p() {
- var changed = input.poll();
- if (!changed && !missed) {missed = true; input.polling.set(60, p);}
- else {input.pollingFast = false; input.slowPoll();}
- }
- input.polling.set(20, p);
-};
-
-// Read input from the textarea, and update the document to match.
-// When something is selected, it is present in the textarea, and
-// selected (unless it is huge, in which case a placeholder is
-// used). When nothing is selected, the cursor sits after previously
-// seen text (can be empty), which is stored in prevInput (we must
-// not reset the textarea when typing, because that breaks IME).
-TextareaInput.prototype.poll = function () {
- var this$1 = this;
-
- var cm = this.cm, input = this.textarea, prevInput = this.prevInput;
- // Since this is called a *lot*, try to bail out as cheaply as
- // possible when it is clear that nothing happened. hasSelection
- // will be the case when there is a lot of text in the textarea,
- // in which case reading its value would be expensive.
- if (this.contextMenuPending || !cm.state.focused ||
- (hasSelection(input) && !prevInput && !this.composing) ||
- cm.isReadOnly() || cm.options.disableInput || cm.state.keySeq)
- { return false }
-
- var text = input.value;
- // If nothing changed, bail.
- if (text == prevInput && !cm.somethingSelected()) { return false }
- // Work around nonsensical selection resetting in IE9/10, and
- // inexplicable appearance of private area unicode characters on
- // some key combos in Mac (#2689).
- if (ie && ie_version >= 9 && this.hasSelection === text ||
- mac && /[\uf700-\uf7ff]/.test(text)) {
- cm.display.input.reset();
- return false
- }
-
- if (cm.doc.sel == cm.display.selForContextMenu) {
- var first = text.charCodeAt(0);
- if (first == 0x200b && !prevInput) { prevInput = "\u200b"; }
- if (first == 0x21da) { this.reset(); return this.cm.execCommand("undo") }
- }
- // Find the part of the input that is actually new
- var same = 0, l = Math.min(prevInput.length, text.length);
- while (same < l && prevInput.charCodeAt(same) == text.charCodeAt(same)) { ++same; }
-
- runInOp(cm, function () {
- applyTextInput(cm, text.slice(same), prevInput.length - same,
- null, this$1.composing ? "*compose" : null);
-
- // Don't leave long text in the textarea, since it makes further polling slow
- if (text.length > 1000 || text.indexOf("\n") > -1) { input.value = this$1.prevInput = ""; }
- else { this$1.prevInput = text; }
-
- if (this$1.composing) {
- this$1.composing.range.clear();
- this$1.composing.range = cm.markText(this$1.composing.start, cm.getCursor("to"),
- {className: "CodeMirror-composing"});
- }
- });
- return true
-};
-
-TextareaInput.prototype.ensurePolled = function () {
- if (this.pollingFast && this.poll()) { this.pollingFast = false; }
-};
-
-TextareaInput.prototype.onKeyPress = function () {
- if (ie && ie_version >= 9) { this.hasSelection = null; }
- this.fastPoll();
-};
-
-TextareaInput.prototype.onContextMenu = function (e) {
- var input = this, cm = input.cm, display = cm.display, te = input.textarea;
- var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop;
- if (!pos || presto) { return } // Opera is difficult.
-
- // Reset the current text selection only if the click is done outside of the selection
- // and 'resetSelectionOnContextMenu' option is true.
- var reset = cm.options.resetSelectionOnContextMenu;
- if (reset && cm.doc.sel.contains(pos) == -1)
- { operation(cm, setSelection)(cm.doc, simpleSelection(pos), sel_dontScroll); }
-
- var oldCSS = te.style.cssText, oldWrapperCSS = input.wrapper.style.cssText;
- input.wrapper.style.cssText = "position: absolute";
- var wrapperBox = input.wrapper.getBoundingClientRect();
- te.style.cssText = "position: absolute; width: 30px; height: 30px;\n top: " + (e.clientY - wrapperBox.top - 5) + "px; left: " + (e.clientX - wrapperBox.left - 5) + "px;\n z-index: 1000; background: " + (ie ? "rgba(255, 255, 255, .05)" : "transparent") + ";\n outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);";
- var oldScrollY;
- if (webkit) { oldScrollY = window.scrollY; } // Work around Chrome issue (#2712)
- display.input.focus();
- if (webkit) { window.scrollTo(null, oldScrollY); }
- display.input.reset();
- // Adds "Select all" to context menu in FF
- if (!cm.somethingSelected()) { te.value = input.prevInput = " "; }
- input.contextMenuPending = true;
- display.selForContextMenu = cm.doc.sel;
- clearTimeout(display.detectingSelectAll);
-
- // Select-all will be greyed out if there's nothing to select, so
- // this adds a zero-width space so that we can later check whether
- // it got selected.
- function prepareSelectAllHack() {
- if (te.selectionStart != null) {
- var selected = cm.somethingSelected();
- var extval = "\u200b" + (selected ? te.value : "");
- te.value = "\u21da"; // Used to catch context-menu undo
- te.value = extval;
- input.prevInput = selected ? "" : "\u200b";
- te.selectionStart = 1; te.selectionEnd = extval.length;
- // Re-set this, in case some other handler touched the
- // selection in the meantime.
- display.selForContextMenu = cm.doc.sel;
- }
- }
- function rehide() {
- input.contextMenuPending = false;
- input.wrapper.style.cssText = oldWrapperCSS;
- te.style.cssText = oldCSS;
- if (ie && ie_version < 9) { display.scrollbars.setScrollTop(display.scroller.scrollTop = scrollPos); }
-
- // Try to detect the user choosing select-all
- if (te.selectionStart != null) {
- if (!ie || (ie && ie_version < 9)) { prepareSelectAllHack(); }
- var i = 0, poll = function () {
- if (display.selForContextMenu == cm.doc.sel && te.selectionStart == 0 &&
- te.selectionEnd > 0 && input.prevInput == "\u200b") {
- operation(cm, selectAll)(cm);
- } else if (i++ < 10) {
- display.detectingSelectAll = setTimeout(poll, 500);
- } else {
- display.selForContextMenu = null;
- display.input.reset();
- }
- };
- display.detectingSelectAll = setTimeout(poll, 200);
- }
- }
-
- if (ie && ie_version >= 9) { prepareSelectAllHack(); }
- if (captureRightClick) {
- e_stop(e);
- var mouseup = function () {
- off(window, "mouseup", mouseup);
- setTimeout(rehide, 20);
- };
- on(window, "mouseup", mouseup);
- } else {
- setTimeout(rehide, 50);
- }
-};
-
-TextareaInput.prototype.readOnlyChanged = function (val) {
- if (!val) { this.reset(); }
- this.textarea.disabled = val == "nocursor";
-};
-
-TextareaInput.prototype.setUneditable = function () {};
-
-TextareaInput.prototype.needsContentAttribute = false;
-
-function fromTextArea(textarea, options) {
- options = options ? copyObj(options) : {};
- options.value = textarea.value;
- if (!options.tabindex && textarea.tabIndex)
- { options.tabindex = textarea.tabIndex; }
- if (!options.placeholder && textarea.placeholder)
- { options.placeholder = textarea.placeholder; }
- // Set autofocus to true if this textarea is focused, or if it has
- // autofocus and no other element is focused.
- if (options.autofocus == null) {
- var hasFocus = activeElt();
- options.autofocus = hasFocus == textarea ||
- textarea.getAttribute("autofocus") != null && hasFocus == document.body;
- }
-
- function save() {textarea.value = cm.getValue();}
-
- var realSubmit;
- if (textarea.form) {
- on(textarea.form, "submit", save);
- // Deplorable hack to make the submit method do the right thing.
- if (!options.leaveSubmitMethodAlone) {
- var form = textarea.form;
- realSubmit = form.submit;
- try {
- var wrappedSubmit = form.submit = function () {
- save();
- form.submit = realSubmit;
- form.submit();
- form.submit = wrappedSubmit;
- };
- } catch(e) {}
- }
- }
-
- options.finishInit = function (cm) {
- cm.save = save;
- cm.getTextArea = function () { return textarea; };
- cm.toTextArea = function () {
- cm.toTextArea = isNaN; // Prevent this from being ran twice
- save();
- textarea.parentNode.removeChild(cm.getWrapperElement());
- textarea.style.display = "";
- if (textarea.form) {
- off(textarea.form, "submit", save);
- if (typeof textarea.form.submit == "function")
- { textarea.form.submit = realSubmit; }
- }
- };
- };
-
- textarea.style.display = "none";
- var cm = CodeMirror$1(function (node) { return textarea.parentNode.insertBefore(node, textarea.nextSibling); },
- options);
- return cm
-}
-
-function addLegacyProps(CodeMirror) {
- CodeMirror.off = off;
- CodeMirror.on = on;
- CodeMirror.wheelEventPixels = wheelEventPixels;
- CodeMirror.Doc = Doc;
- CodeMirror.splitLines = splitLinesAuto;
- CodeMirror.countColumn = countColumn;
- CodeMirror.findColumn = findColumn;
- CodeMirror.isWordChar = isWordCharBasic;
- CodeMirror.Pass = Pass;
- CodeMirror.signal = signal;
- CodeMirror.Line = Line;
- CodeMirror.changeEnd = changeEnd;
- CodeMirror.scrollbarModel = scrollbarModel;
- CodeMirror.Pos = Pos;
- CodeMirror.cmpPos = cmp;
- CodeMirror.modes = modes;
- CodeMirror.mimeModes = mimeModes;
- CodeMirror.resolveMode = resolveMode;
- CodeMirror.getMode = getMode;
- CodeMirror.modeExtensions = modeExtensions;
- CodeMirror.extendMode = extendMode;
- CodeMirror.copyState = copyState;
- CodeMirror.startState = startState;
- CodeMirror.innerMode = innerMode;
- CodeMirror.commands = commands;
- CodeMirror.keyMap = keyMap;
- CodeMirror.keyName = keyName;
- CodeMirror.isModifierKey = isModifierKey;
- CodeMirror.lookupKey = lookupKey;
- CodeMirror.normalizeKeyMap = normalizeKeyMap;
- CodeMirror.StringStream = StringStream;
- CodeMirror.SharedTextMarker = SharedTextMarker;
- CodeMirror.TextMarker = TextMarker;
- CodeMirror.LineWidget = LineWidget;
- CodeMirror.e_preventDefault = e_preventDefault;
- CodeMirror.e_stopPropagation = e_stopPropagation;
- CodeMirror.e_stop = e_stop;
- CodeMirror.addClass = addClass;
- CodeMirror.contains = contains;
- CodeMirror.rmClass = rmClass;
- CodeMirror.keyNames = keyNames;
-}
-
-// EDITOR CONSTRUCTOR
-
-defineOptions(CodeMirror$1);
-
-addEditorMethods(CodeMirror$1);
-
-// Set up methods on CodeMirror's prototype to redirect to the editor's document.
-var dontDelegate = "iter insert remove copy getEditor constructor".split(" ");
-for (var prop in Doc.prototype) { if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0)
- { CodeMirror$1.prototype[prop] = (function(method) {
- return function() {return method.apply(this.doc, arguments)}
- })(Doc.prototype[prop]); } }
-
-eventMixin(Doc);
-
-// INPUT HANDLING
-
-CodeMirror$1.inputStyles = {"textarea": TextareaInput, "contenteditable": ContentEditableInput};
-
-// MODE DEFINITION AND QUERYING
-
-// Extra arguments are stored as the mode's dependencies, which is
-// used by (legacy) mechanisms like loadmode.js to automatically
-// load a mode. (Preferred mechanism is the require/define calls.)
-CodeMirror$1.defineMode = function(name/*, mode, …*/) {
- if (!CodeMirror$1.defaults.mode && name != "null") { CodeMirror$1.defaults.mode = name; }
- defineMode.apply(this, arguments);
-};
-
-CodeMirror$1.defineMIME = defineMIME;
-
-// Minimal default mode.
-CodeMirror$1.defineMode("null", function () { return ({token: function (stream) { return stream.skipToEnd(); }}); });
-CodeMirror$1.defineMIME("text/plain", "null");
-
-// EXTENSIONS
-
-CodeMirror$1.defineExtension = function (name, func) {
- CodeMirror$1.prototype[name] = func;
-};
-CodeMirror$1.defineDocExtension = function (name, func) {
- Doc.prototype[name] = func;
-};
-
-CodeMirror$1.fromTextArea = fromTextArea;
-
-addLegacyProps(CodeMirror$1);
-
-CodeMirror$1.version = "5.38.0";
-
-return CodeMirror$1;
-
-})));
-
-
-/***/ }),
-/* 7 */
-/***/ (function(module, exports) {
-
-var g;
-
-// This works in non-strict mode
-g = (function() {
- return this;
-})();
-
-try {
- // This works if eval is allowed (see CSP)
- g = g || Function("return this")() || (1,eval)("this");
-} catch(e) {
- // This works if the window reference is available
- if(typeof window === "object")
- g = window;
-}
-
-// g can still be undefined, but nothing to do about it...
-// We return undefined, instead of nothing here, so it's
-// easier to handle this case. if(!global) { ...}
-
-module.exports = g;
-
-
-/***/ }),
-/* 8 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var Backbone = __webpack_require__(0);
-
-var TYPE_CLASS = 1;
-var TYPE_ID = 2;
-
-var Selector = Backbone.Model.extend({
- idAttribute: 'name',
-
- defaults: {
- name: '',
-
- label: '',
-
- // Type of the selector
- type: TYPE_CLASS,
-
- // If not active it's not selectable by the style manager (uncheckboxed)
- active: true,
-
- // Can't be seen by the style manager, therefore even by the user
- // Will be rendered only in export code
- private: false,
-
- // If true, can't be removed from the attacched element
- protected: false
- },
-
- initialize: function initialize() {
- var name = this.get('name');
- var label = this.get('label');
-
- if (!name) {
- this.set('name', label);
- } else if (!label) {
- this.set('label', name);
- }
-
- this.set('name', Selector.escapeName(this.get('name')));
- },
-
-
- /**
- * Get full selector name
- * @return {string}
- */
- getFullName: function getFullName() {
- var init = '';
-
- switch (this.get('type')) {
- case TYPE_CLASS:
- init = '.';
- break;
- case TYPE_ID:
- init = '#';
- break;
- }
-
- return init + this.get('name');
- }
-}, {
- // All type selectors: https://developer.mozilla.org/it/docs/Web/CSS/CSS_Selectors
- // Here I define only what I need
- TYPE_CLASS: TYPE_CLASS,
-
- TYPE_ID: TYPE_ID,
-
- /**
- * Escape string
- * @param {string} name
- * @return {string}
- * @private
- */
- escapeName: function escapeName(name) {
- return ('' + name).trim().replace(/([^a-z0-9\w-]+)/gi, '-');
- }
-});
-
-module.exports = Selector;
-
-/***/ }),
-/* 9 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _underscore = __webpack_require__(1);
-
-var Backbone = __webpack_require__(0);
-var $ = Backbone.$;
-
-module.exports = Backbone.View.extend({
- events: {
- change: 'onChange'
- },
-
- attributes: function attributes() {
- return this.model.get('attributes');
- },
- initialize: function initialize(o) {
- var model = this.model;
- var name = model.get('name');
- var target = model.target;
- this.config = o.config || {};
- this.pfx = this.config.stylePrefix || '';
- this.ppfx = this.config.pStylePrefix || '';
- this.target = target;
- this.className = this.pfx + 'trait';
- this.labelClass = this.ppfx + 'label';
- this.fieldClass = this.ppfx + 'field ' + this.ppfx + 'field-' + model.get('type');
- this.inputhClass = this.ppfx + 'input-holder';
- model.off('change:value', this.onValueChange);
- this.listenTo(model, 'change:value', this.onValueChange);
- model.view = this;
- this.tmpl = '
';
- },
-
-
- /**
- * Fires when the input is changed
- * @private
- */
- onChange: function onChange() {
- this.model.set('value', this.getInputEl().value);
- },
- getValueForTarget: function getValueForTarget() {
- return this.model.get('value');
- },
- setInputValue: function setInputValue(value) {
- this.getInputEl().value = value;
- },
-
-
- /**
- * On change callback
- * @private
- */
- onValueChange: function onValueChange(model, value) {
- var opts = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
-
- var mod = this.model;
- var trg = this.target;
- var name = mod.get('name');
-
- if (opts.fromTarget) {
- this.setInputValue(mod.get('value'));
- } else {
- var _value = this.getValueForTarget();
- mod.setTargetValue(_value, opts);
- }
- },
-
-
- /**
- * Render label
- * @private
- */
- renderLabel: function renderLabel() {
- var label = this.getLabel();
- this.$el.html('
' + label + '
');
- },
-
-
- /**
- * Returns label for the input
- * @return {string}
- * @private
- */
- getLabel: function getLabel() {
- var model = this.model;
- var label = model.get('label') || model.get('name');
- return label.charAt(0).toUpperCase() + label.slice(1).replace(/-/g, ' ');
- },
-
-
- /**
- * Returns input element
- * @return {HTMLElement}
- * @private
- */
- getInputEl: function getInputEl() {
- if (!this.$input) {
- var md = this.model;
- var plh = md.get('placeholder') || md.get('default') || '';
- var type = md.get('type') || 'text';
- var min = md.get('min');
- var max = md.get('max');
- var value = this.getModelValue();
- var input = $('');
-
- if (value) {
- input.prop('value', value);
- }
-
- if (min) {
- input.prop('min', min);
- }
-
- if (max) {
- input.prop('max', max);
- }
-
- this.$input = input;
- }
- return this.$input.get(0);
- },
- getModelValue: function getModelValue() {
- var value = void 0;
- var model = this.model;
- var target = this.target;
- var name = model.get('name');
-
- if (model.get('changeProp')) {
- value = target.get(name);
- } else {
- var attrs = target.get('attributes');
- value = model.get('value') || attrs[name];
- }
-
- return !(0, _underscore.isUndefined)(value) ? value : '';
- },
-
-
- /**
- * Renders input
- * @private
- * */
- renderField: function renderField() {
- if (!this.$input) {
- this.$el.append(this.tmpl);
- var el = this.getInputEl();
- // I use prepand expecially for checkbox traits
- var inputWrap = this.el.querySelector('.' + this.inputhClass);
- inputWrap.insertBefore(el, inputWrap.childNodes[0]);
- }
- },
- render: function render() {
- this.renderLabel();
- this.renderField();
- this.el.className = this.className;
- return this;
- }
-});
-
-/***/ }),
-/* 10 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_RESULT__;
-
-/*! cash-dom 1.3.7, https://github.com/kenwheeler/cash @license MIT */
-;(function (root, factory) {
- if (true) {
- !(__WEBPACK_AMD_DEFINE_FACTORY__ = (factory),
- __WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ?
- (__WEBPACK_AMD_DEFINE_FACTORY__.call(exports, __webpack_require__, exports, module)) :
- __WEBPACK_AMD_DEFINE_FACTORY__),
- __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
- } else if (typeof exports !== "undefined") {
- module.exports = factory();
- } else {
- root.cash = root.$ = factory();
- }
-})(this, function () {
- var doc = document, win = window, ArrayProto = Array.prototype, slice = ArrayProto.slice, filter = ArrayProto.filter, push = ArrayProto.push;
-
- var noop = function () {}, isFunction = function (item) {
- // @see https://crbug.com/568448
- return typeof item === typeof noop && item.call;
- }, isString = function (item) {
- return typeof item === typeof "";
- };
-
- var idMatch = /^#[\w-]*$/, classMatch = /^\.[\w-]*$/, htmlMatch = /<.+>/, singlet = /^\w+$/;
-
- function find(selector, context) {
- context = context || doc;
- var elems = (classMatch.test(selector) ? context.getElementsByClassName(selector.slice(1)) : singlet.test(selector) ? context.getElementsByTagName(selector) : context.querySelectorAll(selector));
- return elems;
- }
-
- var frag;
- function parseHTML(str) {
- if (!frag) {
- frag = doc.implementation.createHTMLDocument(null);
- var base = frag.createElement("base");
- base.href = doc.location.href;
- frag.head.appendChild(base);
- }
-
- frag.body.innerHTML = str;
-
- return frag.body.childNodes;
- }
-
- function onReady(fn) {
- if (doc.readyState !== "loading") {
- setTimeout(fn);
- } else {
- doc.addEventListener("DOMContentLoaded", fn);
- }
- }
-
- function Init(selector, context) {
- if (!selector) {
- return this;
- }
-
- // If already a cash collection, don't do any further processing
- if (selector.cash && selector !== win) {
- return selector;
- }
-
- var elems = selector, i = 0, length;
-
- if (isString(selector)) {
- elems = (idMatch.test(selector) ?
- // If an ID use the faster getElementById check
- doc.getElementById(selector.slice(1)) : htmlMatch.test(selector) ?
- // If HTML, parse it into real elements
- parseHTML(selector) :
- // else use `find`
- find(selector, context));
-
- // If function, use as shortcut for DOM ready
- } else if (isFunction(selector)) {
- onReady(selector);return this;
- }
-
- if (!elems) {
- return this;
- }
-
- // If a single DOM element is passed in or received via ID, return the single element
- if (elems.nodeType || elems === win) {
- this[0] = elems;
- this.length = 1;
- } else {
- // Treat like an array and loop through each item.
- length = this.length = elems.length;
- for (; i < length; i++) {
- this[i] = elems[i];
- }
- }
-
- return this;
- }
-
- function cash(selector, context) {
- return new Init(selector, context);
- }
-
- var fn = cash.fn = cash.prototype = Init.prototype = { // jshint ignore:line
- cash: true,
- length: 0,
- push: push,
- splice: ArrayProto.splice,
- map: ArrayProto.map,
- init: Init
- };
-
- Object.defineProperty(fn, "constructor", { value: cash });
-
- cash.parseHTML = parseHTML;
- cash.noop = noop;
- cash.isFunction = isFunction;
- cash.isString = isString;
-
- cash.extend = fn.extend = function (target) {
- target = target || {};
-
- var args = slice.call(arguments), length = args.length, i = 1;
-
- if (args.length === 1) {
- target = this;
- i = 0;
- }
-
- for (; i < length; i++) {
- if (!args[i]) {
- continue;
- }
- for (var key in args[i]) {
- if (args[i].hasOwnProperty(key)) {
- target[key] = args[i][key];
- }
- }
- }
-
- return target;
- };
-
- function each(collection, callback) {
- var l = collection.length, i = 0;
-
- for (; i < l; i++) {
- if (callback.call(collection[i], collection[i], i, collection) === false) {
- break;
- }
- }
- }
-
- function matches(el, selector) {
- var m = el && (el.matches || el.webkitMatchesSelector || el.mozMatchesSelector || el.msMatchesSelector || el.oMatchesSelector);
- return !!m && m.call(el, selector);
- }
-
- function getCompareFunction(selector) {
- return (
- /* Use browser's `matches` function if string */
- isString(selector) ? matches :
- /* Match a cash element */
- selector.cash ? function (el) {
- return selector.is(el);
- } :
- /* Direct comparison */
- function (el, selector) {
- return el === selector;
- });
- }
-
- function unique(collection) {
- return cash(slice.call(collection).filter(function (item, index, self) {
- return self.indexOf(item) === index;
- }));
- }
-
- cash.extend({
- merge: function (first, second) {
- var len = +second.length, i = first.length, j = 0;
-
- for (; j < len; i++, j++) {
- first[i] = second[j];
- }
-
- first.length = i;
- return first;
- },
-
- each: each,
- matches: matches,
- unique: unique,
- isArray: Array.isArray,
- isNumeric: function (n) {
- return !isNaN(parseFloat(n)) && isFinite(n);
- }
-
- });
-
- var uid = cash.uid = "_cash" + Date.now();
-
- function getDataCache(node) {
- return (node[uid] = node[uid] || {});
- }
-
- function setData(node, key, value) {
- return (getDataCache(node)[key] = value);
- }
-
- function getData(node, key) {
- var c = getDataCache(node);
- if (c[key] === undefined) {
- c[key] = node.dataset ? node.dataset[key] : cash(node).attr("data-" + key);
- }
- return c[key];
- }
-
- function removeData(node, key) {
- var c = getDataCache(node);
- if (c) {
- delete c[key];
- } else if (node.dataset) {
- delete node.dataset[key];
- } else {
- cash(node).removeAttr("data-" + name);
- }
- }
-
- fn.extend({
- data: function (name, value) {
- if (isString(name)) {
- return (value === undefined ? getData(this[0], name) : this.each(function (v) {
- return setData(v, name, value);
- }));
- }
-
- for (var key in name) {
- this.data(key, name[key]);
- }
-
- return this;
- },
-
- removeData: function (key) {
- return this.each(function (v) {
- return removeData(v, key);
- });
- }
-
- });
-
- var notWhiteMatch = /\S+/g;
-
- function getClasses(c) {
- return isString(c) && c.match(notWhiteMatch);
- }
-
- function hasClass(v, c) {
- return (v.classList ? v.classList.contains(c) : new RegExp("(^| )" + c + "( |$)", "gi").test(v.className));
- }
-
- function addClass(v, c) {
- if (v.classList) {
- v.classList.add(c);
- } else if (!hasClass(v, c)) {
- v.className += " " + c;
- }
- }
-
- function removeClass(v, c) {
- if (v.classList) {
- v.classList.remove(c);
- } else {
- v.className = v.className.replace(c, "");
- }
- }
-
- fn.extend({
- addClass: function (c) {
- var classes = getClasses(c);
-
- return (classes ? this.each(function (v) {
- each(classes, function (c) {
- addClass(v, c);
- });
- }) : this);
- },
-
- attr: function (name, value) {
- if (!name) {
- return undefined;
- }
-
- if (isString(name)) {
- if (value === undefined) {
- return this[0] ? this[0].getAttribute ? this[0].getAttribute(name) : this[0][name] : undefined;
- }
-
- return this.each(function (v) {
- if (v.setAttribute) {
- v.setAttribute(name, value);
- } else {
- v[name] = value;
- }
- });
- }
-
- for (var key in name) {
- this.attr(key, name[key]);
- }
-
- return this;
- },
-
- hasClass: function (c) {
- var check = false, classes = getClasses(c);
- if (classes && classes.length) {
- this.each(function (v) {
- check = hasClass(v, classes[0]);
- return !check;
- });
- }
- return check;
- },
-
- prop: function (name, value) {
- if (isString(name)) {
- return (value === undefined ? this[0][name] : this.each(function (v) {
- v[name] = value;
- }));
- }
-
- for (var key in name) {
- this.prop(key, name[key]);
- }
-
- return this;
- },
-
- removeAttr: function (name) {
- return this.each(function (v) {
- if (v.removeAttribute) {
- v.removeAttribute(name);
- } else {
- delete v[name];
- }
- });
- },
-
- removeClass: function (c) {
- if (!arguments.length) {
- return this.attr("class", "");
- }
- var classes = getClasses(c);
- return (classes ? this.each(function (v) {
- each(classes, function (c) {
- removeClass(v, c);
- });
- }) : this);
- },
-
- removeProp: function (name) {
- return this.each(function (v) {
- delete v[name];
- });
- },
-
- toggleClass: function (c, state) {
- if (state !== undefined) {
- return this[state ? "addClass" : "removeClass"](c);
- }
- var classes = getClasses(c);
- return (classes ? this.each(function (v) {
- each(classes, function (c) {
- if (hasClass(v, c)) {
- removeClass(v, c);
- } else {
- addClass(v, c);
- }
- });
- }) : this);
- } });
-
- fn.extend({
- add: function (selector, context) {
- return unique(cash.merge(this, cash(selector, context)));
- },
-
- each: function (callback) {
- each(this, callback);
- return this;
- },
-
- eq: function (index) {
- return cash(this.get(index));
- },
-
- filter: function (selector) {
- if (!selector) {
- return this;
- }
-
- var comparator = (isFunction(selector) ? selector : getCompareFunction(selector));
-
- return cash(filter.call(this, function (e) {
- return comparator(e, selector);
- }));
- },
-
- first: function () {
- return this.eq(0);
- },
-
- get: function (index) {
- if (index === undefined) {
- return slice.call(this);
- }
- return (index < 0 ? this[index + this.length] : this[index]);
- },
-
- index: function (elem) {
- var child = elem ? cash(elem)[0] : this[0], collection = elem ? this : cash(child).parent().children();
- return slice.call(collection).indexOf(child);
- },
-
- last: function () {
- return this.eq(-1);
- }
-
- });
-
- var camelCase = (function () {
- var camelRegex = /(?:^\w|[A-Z]|\b\w)/g, whiteSpace = /[\s-_]+/g;
- return function (str) {
- return str.replace(camelRegex, function (letter, index) {
- return letter[index === 0 ? "toLowerCase" : "toUpperCase"]();
- }).replace(whiteSpace, "");
- };
- }());
-
- var getPrefixedProp = (function () {
- var cache = {}, doc = document, div = doc.createElement("div"), style = div.style;
-
- return function (prop) {
- prop = camelCase(prop);
- if (cache[prop]) {
- return cache[prop];
- }
-
- var ucProp = prop.charAt(0).toUpperCase() + prop.slice(1), prefixes = ["webkit", "moz", "ms", "o"], props = (prop + " " + (prefixes).join(ucProp + " ") + ucProp).split(" ");
-
- each(props, function (p) {
- if (p in style) {
- cache[p] = prop = cache[prop] = p;
- return false;
- }
- });
-
- return cache[prop];
- };
- }());
-
- cash.prefixedProp = getPrefixedProp;
- cash.camelCase = camelCase;
-
- fn.extend({
- css: function (prop, value) {
- if (isString(prop)) {
- prop = getPrefixedProp(prop);
- return (arguments.length > 1 ? this.each(function (v) {
- return v.style[prop] = value;
- }) : win.getComputedStyle(this[0])[prop]);
- }
-
- for (var key in prop) {
- this.css(key, prop[key]);
- }
-
- return this;
- }
-
- });
-
- function compute(el, prop) {
- return parseInt(win.getComputedStyle(el[0], null)[prop], 10) || 0;
- }
-
- each(["Width", "Height"], function (v) {
- var lower = v.toLowerCase();
-
- fn[lower] = function () {
- return this[0].getBoundingClientRect()[lower];
- };
-
- fn["inner" + v] = function () {
- return this[0]["client" + v];
- };
-
- fn["outer" + v] = function (margins) {
- return this[0]["offset" + v] + (margins ? compute(this, "margin" + (v === "Width" ? "Left" : "Top")) + compute(this, "margin" + (v === "Width" ? "Right" : "Bottom")) : 0);
- };
- });
-
- function registerEvent(node, eventName, callback) {
- var eventCache = getData(node, "_cashEvents") || setData(node, "_cashEvents", {});
- eventCache[eventName] = eventCache[eventName] || [];
- eventCache[eventName].push(callback);
- node.addEventListener(eventName, callback);
- }
-
- function removeEvent(node, eventName, callback) {
- var events = getData(node, "_cashEvents"), eventCache = (events && events[eventName]), index;
-
- if (!eventCache) {
- return;
- }
-
- if (callback) {
- node.removeEventListener(eventName, callback);
- index = eventCache.indexOf(callback);
- if (index >= 0) {
- eventCache.splice(index, 1);
- }
- } else {
- each(eventCache, function (event) {
- node.removeEventListener(eventName, event);
- });
- eventCache = [];
- }
- }
-
- fn.extend({
- off: function (eventName, callback) {
- return this.each(function (v) {
- return removeEvent(v, eventName, callback);
- });
- },
-
- on: function (eventName, delegate, callback, runOnce) {
- // jshint ignore:line
-
- var originalCallback;
-
- if (!isString(eventName)) {
- for (var key in eventName) {
- this.on(key, delegate, eventName[key]);
- }
- return this;
- }
-
- if (isFunction(delegate)) {
- callback = delegate;
- delegate = null;
- }
-
- if (eventName === "ready") {
- onReady(callback);
- return this;
- }
-
- if (delegate) {
- originalCallback = callback;
- callback = function (e) {
- var t = e.target;
-
- while (!matches(t, delegate)) {
- if (t === this) {
- return (t = false);
- }
- t = t.parentNode;
- }
-
- if (t) {
- originalCallback.call(t, e);
- }
- };
- }
-
- return this.each(function (v) {
- var finalCallback = callback;
- if (runOnce) {
- finalCallback = function () {
- callback.apply(this, arguments);
- removeEvent(v, eventName, finalCallback);
- };
- }
- registerEvent(v, eventName, finalCallback);
- });
- },
-
- one: function (eventName, delegate, callback) {
- return this.on(eventName, delegate, callback, true);
- },
-
- ready: onReady,
-
- trigger: function (eventName, data) {
- var evt = doc.createEvent("HTMLEvents");
- evt.data = data;
- evt.initEvent(eventName, true, false);
- return this.each(function (v) {
- return v.dispatchEvent(evt);
- });
- }
-
- });
-
- function encode(name, value) {
- return "&" + encodeURIComponent(name) + "=" + encodeURIComponent(value).replace(/%20/g, "+");
- }
-
- function getSelectMultiple_(el) {
- var values = [];
- each(el.options, function (o) {
- if (o.selected) {
- values.push(o.value);
- }
- });
- return values.length ? values : null;
- }
-
- function getSelectSingle_(el) {
- var selectedIndex = el.selectedIndex;
- return selectedIndex >= 0 ? el.options[selectedIndex].value : null;
- }
-
- function getValue(el) {
- var type = el.type;
- if (!type) {
- return null;
- }
- switch (type.toLowerCase()) {
- case "select-one":
- return getSelectSingle_(el);
- case "select-multiple":
- return getSelectMultiple_(el);
- case "radio":
- return (el.checked) ? el.value : null;
- case "checkbox":
- return (el.checked) ? el.value : null;
- default:
- return el.value ? el.value : null;
- }
- }
-
- fn.extend({
- serialize: function () {
- var query = "";
-
- each(this[0].elements || this, function (el) {
- if (el.disabled || el.tagName === "FIELDSET") {
- return;
- }
- var name = el.name;
- switch (el.type.toLowerCase()) {
- case "file":
- case "reset":
- case "submit":
- case "button":
- break;
- case "select-multiple":
- var values = getValue(el);
- if (values !== null) {
- each(values, function (value) {
- query += encode(name, value);
- });
- }
- break;
- default:
- var value = getValue(el);
- if (value !== null) {
- query += encode(name, value);
- }
- }
- });
-
- return query.substr(1);
- },
-
- val: function (value) {
- if (value === undefined) {
- return getValue(this[0]);
- } else {
- return this.each(function (v) {
- return v.value = value;
- });
- }
- }
-
- });
-
- function insertElement(el, child, prepend) {
- if (prepend) {
- var first = el.childNodes[0];
- el.insertBefore(child, first);
- } else {
- el.appendChild(child);
- }
- }
-
- function insertContent(parent, child, prepend) {
- var str = isString(child);
-
- if (!str && child.length) {
- each(child, function (v) {
- return insertContent(parent, v, prepend);
- });
- return;
- }
-
- each(parent, str ? function (v) {
- return v.insertAdjacentHTML(prepend ? "afterbegin" : "beforeend", child);
- } : function (v, i) {
- return insertElement(v, (i === 0 ? child : child.cloneNode(true)), prepend);
- });
- }
-
- fn.extend({
- after: function (selector) {
- cash(selector).insertAfter(this);
- return this;
- },
-
- append: function (content) {
- insertContent(this, content);
- return this;
- },
-
- appendTo: function (parent) {
- insertContent(cash(parent), this);
- return this;
- },
-
- before: function (selector) {
- cash(selector).insertBefore(this);
- return this;
- },
-
- clone: function () {
- return cash(this.map(function (v) {
- return v.cloneNode(true);
- }));
- },
-
- empty: function () {
- this.html("");
- return this;
- },
-
- html: function (content) {
- if (content === undefined) {
- return this[0].innerHTML;
- }
- var source = (content.nodeType ? content[0].outerHTML : content);
- return this.each(function (v) {
- return v.innerHTML = source;
- });
- },
-
- insertAfter: function (selector) {
- var _this = this;
-
-
- cash(selector).each(function (el, i) {
- var parent = el.parentNode, sibling = el.nextSibling;
- _this.each(function (v) {
- parent.insertBefore((i === 0 ? v : v.cloneNode(true)), sibling);
- });
- });
-
- return this;
- },
-
- insertBefore: function (selector) {
- var _this2 = this;
- cash(selector).each(function (el, i) {
- var parent = el.parentNode;
- _this2.each(function (v) {
- parent.insertBefore((i === 0 ? v : v.cloneNode(true)), el);
- });
- });
- return this;
- },
-
- prepend: function (content) {
- insertContent(this, content, true);
- return this;
- },
-
- prependTo: function (parent) {
- insertContent(cash(parent), this, true);
- return this;
- },
-
- remove: function () {
- return this.each(function (v) {
- return v.parentNode.removeChild(v);
- });
- },
-
- text: function (content) {
- if (content === undefined) {
- return this[0].textContent;
- }
- return this.each(function (v) {
- return v.textContent = content;
- });
- }
-
- });
-
- var docEl = doc.documentElement;
-
- fn.extend({
- position: function () {
- var el = this[0];
- return {
- left: el.offsetLeft,
- top: el.offsetTop
- };
- },
-
- offset: function () {
- var rect = this[0].getBoundingClientRect();
- return {
- top: rect.top + win.pageYOffset - docEl.clientTop,
- left: rect.left + win.pageXOffset - docEl.clientLeft
- };
- },
-
- offsetParent: function () {
- return cash(this[0].offsetParent);
- }
-
- });
-
- fn.extend({
- children: function (selector) {
- var elems = [];
- this.each(function (el) {
- push.apply(elems, el.children);
- });
- elems = unique(elems);
-
- return (!selector ? elems : elems.filter(function (v) {
- return matches(v, selector);
- }));
- },
-
- closest: function (selector) {
- if (!selector || this.length < 1) {
- return cash();
- }
- if (this.is(selector)) {
- return this.filter(selector);
- }
- return this.parent().closest(selector);
- },
-
- is: function (selector) {
- if (!selector) {
- return false;
- }
-
- var match = false, comparator = getCompareFunction(selector);
-
- this.each(function (el) {
- match = comparator(el, selector);
- return !match;
- });
-
- return match;
- },
-
- find: function (selector) {
- if (!selector || selector.nodeType) {
- return cash(selector && this.has(selector).length ? selector : null);
- }
-
- var elems = [];
- this.each(function (el) {
- push.apply(elems, find(selector, el));
- });
-
- return unique(elems);
- },
-
- has: function (selector) {
- var comparator = (isString(selector) ? function (el) {
- return find(selector, el).length !== 0;
- } : function (el) {
- return el.contains(selector);
- });
-
- return this.filter(comparator);
- },
-
- next: function () {
- return cash(this[0].nextElementSibling);
- },
-
- not: function (selector) {
- if (!selector) {
- return this;
- }
-
- var comparator = getCompareFunction(selector);
-
- return this.filter(function (el) {
- return !comparator(el, selector);
- });
- },
-
- parent: function () {
- var result = [];
-
- this.each(function (item) {
- if (item && item.parentNode) {
- result.push(item.parentNode);
- }
- });
-
- return unique(result);
- },
-
- parents: function (selector) {
- var last, result = [];
-
- this.each(function (item) {
- last = item;
-
- while (last && last.parentNode && last !== doc.body.parentNode) {
- last = last.parentNode;
-
- if (!selector || (selector && matches(last, selector))) {
- result.push(last);
- }
- }
- });
-
- return unique(result);
- },
-
- prev: function () {
- return cash(this[0].previousElementSibling);
- },
-
- siblings: function () {
- var collection = this.parent().children(), el = this[0];
-
- return collection.filter(function (i) {
- return i !== el;
- });
- }
-
- });
-
-
- return cash;
-});
-
-/***/ }),
-/* 11 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _underscore = __webpack_require__(1);
-
-var Selector = __webpack_require__(8);
-
-module.exports = __webpack_require__(0).Collection.extend({
- model: Selector,
-
- getStyleable: function getStyleable() {
- return (0, _underscore.filter)(this.models, function (item) {
- return item.get('active') && !item.get('private');
- });
- },
- getValid: function getValid() {
- return (0, _underscore.filter)(this.models, function (item) {
- return !item.get('private');
- });
- },
- getFullString: function getFullString(collection) {
- var result = [];
- var coll = collection || this;
- coll.forEach(function (selector) {
- return result.push(selector.getFullName());
- });
- return result.join('').trim();
- }
-});
-
-/***/ }),
-/* 12 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
-
-var _TypeableCollection = __webpack_require__(33);
-
-var _TypeableCollection2 = _interopRequireDefault(_TypeableCollection);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-var Property = __webpack_require__(13);
-
-module.exports = __webpack_require__(0).Collection.extend(_TypeableCollection2.default).extend({
- types: [{
- id: 'stack',
- model: __webpack_require__(123),
- view: __webpack_require__(35),
- isType: function isType(value) {
- if (value && value.type == 'stack') {
- return value;
- }
- }
- }, {
- id: 'composite',
- model: __webpack_require__(34),
- view: __webpack_require__(17),
- isType: function isType(value) {
- if (value && value.type == 'composite') {
- return value;
- }
- }
- }, {
- id: 'file',
- model: Property,
- view: __webpack_require__(41),
- isType: function isType(value) {
- if (value && value.type == 'file') {
- return value;
- }
- }
- }, {
- id: 'color',
- model: Property,
- view: __webpack_require__(39),
- isType: function isType(value) {
- if (value && value.type == 'color') {
- return value;
- }
- }
- }, {
- id: 'select',
- model: __webpack_require__(42),
- view: __webpack_require__(38),
- isType: function isType(value) {
- if (value && value.type == 'select') {
- return value;
- }
- }
- }, {
- id: 'radio',
- model: __webpack_require__(42),
- view: __webpack_require__(37),
- isType: function isType(value) {
- if (value && value.type == 'radio') {
- return value;
- }
- }
- }, {
- id: 'slider',
- model: __webpack_require__(129),
- view: __webpack_require__(130),
- isType: function isType(value) {
- if (value && value.type == 'slider') {
- return value;
- }
- }
- }, {
- id: 'integer',
- model: __webpack_require__(43),
- view: __webpack_require__(15),
- isType: function isType(value) {
- if (value && value.type == 'integer') {
- return value;
- }
- }
- }, {
- id: 'base',
- model: Property,
- view: __webpack_require__(5),
- isType: function isType(value) {
- value.type = 'base';
- return value;
- }
- }],
-
- deepClone: function deepClone() {
- var collection = this.clone();
- collection.reset(collection.map(function (model) {
- var cloned = model.clone();
- cloned.typeView = model.typeView;
- return cloned;
- }));
- return collection;
- },
-
-
- /**
- * Parse a value and return an array splitted by properties
- * @param {string} value
- * @return {Array}
- * @return
- */
- parseValue: function parseValue(value) {
- var _this = this;
-
- var properties = [];
- var values = value.split(' ');
- values.forEach(function (value, i) {
- var property = _this.at(i);
- if (!property) return;
- properties.push(_extends({}, property.attributes, { value: value }));
- });
- return properties;
- },
- getFullValue: function getFullValue() {
- var result = '';
- this.each(function (model) {
- return result += model.getFullValue() + ' ';
- });
- return result.trim();
- }
-});
-
-/***/ }),
-/* 13 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
-
-var _underscore = __webpack_require__(1);
-
-module.exports = __webpack_require__(0).Model.extend({
- defaults: {
- name: '',
- property: '',
- type: '',
- defaults: '',
- info: '',
- value: '',
- icon: '',
- functionName: '',
- status: '',
- visible: true,
- fixedValues: ['initial', 'inherit'],
-
- // If true to the value will be added '!important'
- important: 0,
-
- // If true, will be hidden by default and will show up only for targets
- // which require this property (via `stylable-require`)
- // Use case:
- // you can add all SVG CSS properties with toRequire as true
- // and then require them on SVG Components
- toRequire: 0
- },
-
- initialize: function initialize(opt) {
- var o = opt || {};
- var name = this.get('name');
- var prop = this.get('property');
-
- if (!name) {
- this.set('name', prop.charAt(0).toUpperCase() + prop.slice(1).replace(/-/g, ' '));
- }
-
- var init = this.init && this.init.bind(this);
- init && init();
- },
-
-
- /**
- * Clear the value
- * @return {this}
- */
- clearValue: function clearValue() {
- var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-
- this.set({ value: undefined }, opts);
- return this;
- },
-
-
- /**
- * Update value
- * @param {any} value
- * @param {Boolen} [complete=true] Indicates if it's a final state
- * @param {Object} [opts={}] Options
- */
- setValue: function setValue(value) {
- var complete = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
- var opts = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
-
- var parsed = this.parseValue(value);
- this.set(parsed, _extends({}, opts, { avoidStore: 1 }));
-
- // It's important to set an empty value, otherwise the
- // UndoManager won't see the change
- if (complete) {
- this.set('value', '', opts);
- this.set(parsed, opts);
- }
- },
-
-
- /**
- * Like `setValue` but, in addition, prevents the update of the input element
- * as the changes should come from the input itself.
- * This method is useful with the definition of custom properties
- * @param {any} value
- * @param {Boolen} [complete=true] Indicates if it's a final state
- * @param {Object} [opts={}] Options
- */
- setValueFromInput: function setValueFromInput(value, complete) {
- var opts = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
-
- this.setValue(value, complete, _extends({}, opts, { fromInput: 1 }));
- },
-
-
- /**
- * Parse a raw value, generally fetched from the target, for this property
- * @param {string} value Raw value string
- * @return {Object}
- * @example
- * // example with an Input type
- * prop.parseValue('translateX(10deg)');
- * // -> { value: 10, unit: 'deg', functionName: 'translateX' }
- *
- */
- parseValue: function parseValue(value) {
- var result = { value: value };
- var imp = '!important';
-
- if ((0, _underscore.isString)(value) && value.indexOf(imp) !== -1) {
- result.value = value.replace(imp, '').trim();
- result.important = 1;
- }
-
- if (!this.get('functionName')) {
- return result;
- }
-
- var args = [];
- var valueStr = '' + result.value;
- var start = valueStr.indexOf('(') + 1;
- var end = valueStr.lastIndexOf(')');
- args.push(start);
-
- // Will try even if the last closing parentheses is not found
- if (end >= 0) {
- args.push(end);
- }
-
- result.value = String.prototype.substring.apply(valueStr, args);
- return result;
- },
-
-
- /**
- * Get the default value
- * @return {string}
- * @private
- */
- getDefaultValue: function getDefaultValue() {
- return this.get('defaults');
- },
-
-
- /**
- * Get a complete value of the property.
- * This probably will replace the getValue when all
- * properties models will be splitted
- * @param {string} val Custom value to replace the one on the model
- * @return {string}
- * @private
- */
- getFullValue: function getFullValue(val) {
- var fn = this.get('functionName');
- var value = (0, _underscore.isUndefined)(val) ? this.get('value') : val;
-
- if (fn && !(0, _underscore.isUndefined)(value)) {
- value = fn + '(' + value + ')';
- }
-
- if (this.get('important')) {
- value = value + ' !important';
- }
-
- return value || '';
- }
-});
-
-/***/ }),
-/* 14 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _backbone = __webpack_require__(0);
-
-var _backbone2 = _interopRequireDefault(_backbone);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-var PropertyView = __webpack_require__(5);
-var PropertyIntegerView = __webpack_require__(15);
-var PropertyRadioView = __webpack_require__(37);
-var PropertySelectView = __webpack_require__(38);
-var PropertyColorView = __webpack_require__(39);
-var PropertyFileView = __webpack_require__(41);
-var PropertyCompositeView = __webpack_require__(17);
-var PropertyStackView = __webpack_require__(35);
-
-module.exports = _backbone2.default.View.extend({
- initialize: function initialize(o) {
- this.config = o.config || {};
- this.pfx = this.config.stylePrefix || '';
- this.target = o.target || {};
- this.propTarget = o.propTarget || {};
- this.onChange = o.onChange;
- this.onInputRender = o.onInputRender || {};
- this.customValue = o.customValue || {};
- this.properties = [];
- var coll = this.collection;
- this.listenTo(coll, 'add', this.addTo);
- this.listenTo(coll, 'reset', this.render);
- },
- addTo: function addTo(model) {
- this.add(model);
- },
- add: function add(model, frag) {
- var view = new model.typeView({
- model: model,
- name: model.get('name'),
- id: this.pfx + model.get('property'),
- target: this.target,
- propTarget: this.propTarget,
- onChange: this.onChange,
- onInputRender: this.onInputRender,
- config: this.config
- });
-
- if (model.get('type') != 'composite') {
- view.customValue = this.customValue;
- }
-
- view.render();
- var el = view.el;
- this.properties.push(view);
-
- if (frag) {
- frag.appendChild(el);
- } else {
- this.el.appendChild(el);
- }
- },
- render: function render() {
- var _this = this;
-
- this.properties = [];
- var fragment = document.createDocumentFragment();
- this.collection.each(function (model) {
- return _this.add(model, fragment);
- });
- this.$el.append(fragment);
- this.$el.attr('class', this.pfx + 'properties');
- return this;
- }
-});
-
-/***/ }),
-/* 15 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _backbone = __webpack_require__(0);
-
-var _backbone2 = _interopRequireDefault(_backbone);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-var InputNumber = __webpack_require__(18);
-var PropertyView = __webpack_require__(5);
-var $ = _backbone2.default.$;
-var timeout = void 0;
-
-module.exports = PropertyView.extend({
- templateInput: function templateInput() {
- return '';
- },
- init: function init() {
- var model = this.model;
- this.listenTo(model, 'change:unit', this.modelValueChanged);
- this.listenTo(model, 'el:change', this.elementUpdated);
- },
- setValue: function setValue(value) {
- var parsed = this.model.parseValue(value);
- value = '' + parsed.value + parsed.unit;
- this.inputInst.setValue(value, { silent: 1 });
- },
- onRender: function onRender() {
- var ppfx = this.ppfx;
-
- if (!this.input) {
- var input = this.model.input;
- input.ppfx = ppfx;
- input.render();
- var fields = this.el.querySelector('.' + ppfx + 'fields');
- fields.appendChild(input.el);
- this.$input = input.inputEl;
- this.unit = input.unitEl;
- this.$unit = $(this.unit);
- this.input = this.$input.get(0);
- this.inputInst = input;
- }
- }
-});
-
-/***/ }),
-/* 16 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var Backbone = __webpack_require__(0);
-var ComponentView = __webpack_require__(3);
-
-module.exports = ComponentView.extend({
- tagName: 'img',
-
- events: {
- dblclick: 'openModal',
- click: 'initResize'
- },
-
- initialize: function initialize(o) {
- var model = this.model;
- ComponentView.prototype.initialize.apply(this, arguments);
- this.listenTo(model, 'change:src', this.updateSrc);
- this.listenTo(model, 'dblclick active', this.openModal);
- this.classEmpty = this.ppfx + 'plh-image';
- var config = this.config;
- config.modal && (this.modal = config.modal);
- config.am && (this.am = config.am);
- this.fetchFile();
- },
-
-
- /**
- * Fetch file if exists
- */
- fetchFile: function fetchFile() {
- var model = this.model;
- var file = model.get('file');
-
- if (file) {
- var fu = this.em.get('AssetManager').FileUploader();
- fu.uploadFile({
- dataTransfer: { files: [file] }
- }, function (res) {
- var obj = res && res.data && res.data[0];
- var src = obj && obj.src;
- src && model.set({ src: src });
- });
- model.set('file', '');
- }
- },
-
-
- /**
- * Update src attribute
- * @private
- * */
- updateSrc: function updateSrc() {
- var model = this.model,
- classEmpty = this.classEmpty,
- $el = this.$el;
-
- var src = model.get('src');
- model.addAttributes({ src: src });
- $el[src ? 'removeClass' : 'addClass'](classEmpty);
- },
-
-
- /**
- * Open dialog for image changing
- * @param {Object} e Event
- * @private
- * */
- openModal: function openModal(e) {
- var em = this.opts.config.em;
- var editor = em ? em.get('Editor') : '';
-
- if (editor && this.model.get('editable')) {
- editor.runCommand('open-assets', {
- target: this.model,
- types: ['image'],
- accept: 'image/*',
- onSelect: function onSelect() {
- editor.Modal.close();
- editor.AssetManager.setTarget(null);
- }
- });
- }
- },
- render: function render() {
- this.updateAttributes();
- this.updateClasses();
-
- var actCls = this.$el.attr('class') || '';
- if (!this.model.get('src')) this.$el.attr('class', (actCls + ' ' + this.classEmpty).trim());
-
- // Avoid strange behaviours while try to drag
- this.$el.attr('onmousedown', 'return false');
- return this;
- }
-});
-
-/***/ }),
-/* 17 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _backbone = __webpack_require__(0);
-
-var _backbone2 = _interopRequireDefault(_backbone);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-var PropertyView = __webpack_require__(5);
-var $ = _backbone2.default.$;
-
-module.exports = PropertyView.extend({
- templateInput: function templateInput() {
- var pfx = this.pfx;
- return '\n
\n \n
\n ';
- },
- inputValueChanged: function inputValueChanged() {
- // If it's not detached (eg. 'padding: 1px 2px 3px 4px;') it will follow
- // the same flow of PropertyView
- if (!this.model.get('detached')) {
- for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
- args[_key] = arguments[_key];
- }
-
- PropertyView.prototype.inputValueChanged.apply(this, args);
- }
- },
- clear: function clear(e) {
- var props = this.properties;
- props && props.forEach(function (propView) {
- return propView.clear();
- });
- PropertyView.prototype.clear.apply(this, arguments);
- },
-
-
- /**
- * Renders input
- * */
- onRender: function onRender() {
- var model = this.model;
- var props = model.get('properties') || [];
- var self = this;
- this.properties = [];
-
- if (props.length) {
- if (!this.$input) {
- this.$input = $('');
- this.input = this.$input.get(0);
- }
-
- if (!this.props) {
- this.props = model.get('properties');
- }
-
- if (!this.$props) {
- //Not yet supported nested composite
- this.props.each(function (prop, index) {
- if (prop && prop.get('type') == 'composite') {
- this.props.remove(prop);
- console.warn('Nested composite types not yet allowed.');
- }
- prop.parent = model;
- }, this);
-
- var PropertiesView = __webpack_require__(14);
- var propsView = new PropertiesView(this.getPropsConfig());
- this.$props = propsView.render().$el;
- this.properties = propsView.properties;
- this.$el.find('#' + this.pfx + 'input-holder').append(this.$props);
- }
- }
- },
-
-
- /**
- * Returns configurations that should be past to properties
- * @param {Object} opts
- * @return {Object}
- */
- getPropsConfig: function getPropsConfig(opts) {
- var that = this;
- var model = this.model;
-
- var result = {
- config: this.config,
- collection: this.props,
- target: this.target,
- propTarget: this.propTarget,
- // On any change made to children I need to update composite value
- onChange: function onChange(el, view, opts) {
- model.set('value', model.getFullValue(), opts);
- },
-
- // Each child property will receive a full composite string, eg. '0px 0px 10px 0px'
- // I need to extract from that string the corresponding one to that property.
- customValue: function customValue(property, mIndex) {
- return that.valueOnIndex(mIndex, property);
- }
- };
-
- // If detached let follow its standard flow
- if (model.get('detached')) {
- delete result.onChange;
- }
-
- return result;
- },
-
-
- /**
- * Extract string from composite value
- * @param {number} index Index
- * @param {Object} view Property view
- * @return {string}
- * */
- valueOnIndex: function valueOnIndex(index, view) {
- var value = void 0;
- var targetValue = this.getTargetValue({ ignoreDefault: 1 });
-
- // If the target value of the composite is not empty I'll fetch
- // the corresponding value from the requested index, otherwise try
- // to get the value of the sub-property
- if (targetValue) {
- var values = targetValue.split(' ');
- value = values[index];
- } else {
- value = view && view.getTargetValue({ ignoreCustomValue: 1, ignoreDefault: 1 });
- }
-
- if (view) {
- value = view.model.parseValue(value).value;
- }
-
- return value;
- }
-});
-
-/***/ }),
-/* 18 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-/* WEBPACK VAR INJECTION */(function(_) {
-
-var _underscore = __webpack_require__(1);
-
-var _mixins = __webpack_require__(2);
-
-var Input = __webpack_require__(36);
-var Backbone = __webpack_require__(0);
-var $ = Backbone.$;
-
-module.exports = Input.extend({
- events: {
- 'change input': 'handleChange',
- 'change select': 'handleUnitChange',
- 'click [data-arrow-up]': 'upArrowClick',
- 'click [data-arrow-down]': 'downArrowClick',
- 'mousedown [data-arrows]': 'downIncrement'
- },
-
- template: function template() {
- var ppfx = this.ppfx;
- return '\n \n \n
\n \n \n
\n ';
- },
- inputClass: function inputClass() {
- var ppfx = this.ppfx;
- return this.opts.contClass || ppfx + 'field ' + ppfx + 'field-integer';
- },
- initialize: function initialize() {
- var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-
- Input.prototype.initialize.apply(this, arguments);
- (0, _underscore.bindAll)(this, 'moveIncrement', 'upIncrement');
- this.doc = document;
- this.listenTo(this.model, 'change:unit', this.handleModelChange);
- },
-
-
- /**
- * Set value to the model
- * @param {string} value
- * @param {Object} opts
- */
- setValue: function setValue(value, opts) {
- var opt = opts || {};
- var valid = this.validateInputValue(value, { deepCheck: 1 });
- var validObj = { value: valid.value };
-
- // If found some unit value
- if (valid.unit || valid.force) {
- validObj.unit = valid.unit;
- }
-
- this.model.set(validObj, opt);
-
- // Generally I get silent when I need to reflect data to view without
- // reupdating the target
- if (opt.silent) {
- this.handleModelChange();
- }
- },
-
-
- /**
- * Handled when the view is changed
- */
- handleChange: function handleChange(e) {
- e.stopPropagation();
- this.setValue(this.getInputEl().value);
- this.elementUpdated();
- },
-
-
- /**
- * Handled when the view is changed
- */
- handleUnitChange: function handleUnitChange(e) {
- e.stopPropagation();
- var value = this.getUnitEl().value;
- this.model.set('unit', value);
- this.elementUpdated();
- },
-
-
- /**
- * Fired when the element of the property is updated
- */
- elementUpdated: function elementUpdated() {
- this.model.trigger('el:change');
- },
-
-
- /**
- * Updates the view when the model is changed
- * */
- handleModelChange: function handleModelChange() {
- var model = this.model;
- this.getInputEl().value = model.get('value');
- var unitEl = this.getUnitEl();
- unitEl && (unitEl.value = model.get('unit') || '');
- },
-
-
- /**
- * Get the unit element
- * @return {HTMLElement}
- */
- getUnitEl: function getUnitEl() {
- if (!this.unitEl) {
- var model = this.model;
- var units = model.get('units') || [];
-
- if (units.length) {
- var options = [];
-
- units.forEach(function (unit) {
- var selected = unit == model.get('unit') ? 'selected' : '';
- options.push('');
- });
-
- var temp = document.createElement('div');
- temp.innerHTML = '';
- this.unitEl = temp.firstChild;
- }
- }
-
- return this.unitEl;
- },
-
-
- /**
- * Invoked when the up arrow is clicked
- * */
- upArrowClick: function upArrowClick() {
- var model = this.model;
- var step = model.get('step');
- var value = parseInt(model.get('value'), 10);
- value = this.normalizeValue(value + step);
- var valid = this.validateInputValue(value);
- model.set('value', valid.value);
- this.elementUpdated();
- },
-
-
- /**
- * Invoked when the down arrow is clicked
- * */
- downArrowClick: function downArrowClick() {
- var model = this.model;
- var step = model.get('step');
- var value = parseInt(model.get('value'), 10);
- var val = this.normalizeValue(value - step);
- var valid = this.validateInputValue(val);
- model.set('value', valid.value);
- this.elementUpdated();
- },
-
-
- /**
- * Change easily integer input value with click&drag method
- * @param Event
- *
- * @return void
- * */
- downIncrement: function downIncrement(e) {
- e.preventDefault();
- this.moved = 0;
- var value = this.model.get('value');
- value = this.normalizeValue(value);
- this.current = { y: e.pageY, val: value };
- (0, _mixins.on)(this.doc, 'mousemove', this.moveIncrement);
- (0, _mixins.on)(this.doc, 'mouseup', this.upIncrement);
- },
-
-
- /** While the increment is clicked, moving the mouse will update input value
- * @param Object
- *
- * @return bool
- * */
- moveIncrement: function moveIncrement(ev) {
- this.moved = 1;
- var model = this.model;
- var step = model.get('step');
- var data = this.current;
- var pos = this.normalizeValue(data.val + (data.y - ev.pageY) * step);
- this.prValue = this.validateInputValue(pos).value;
- model.set('value', this.prValue, { avoidStore: 1 });
- return false;
- },
-
-
- /**
- * Stop moveIncrement method
- * */
- upIncrement: function upIncrement() {
- var model = this.model;
- var step = model.get('step');
- (0, _mixins.off)(this.doc, 'mouseup', this.upIncrement);
- (0, _mixins.off)(this.doc, 'mousemove', this.moveIncrement);
-
- if (this.prValue && this.moved) {
- var value = this.prValue - step;
- model.set('value', value, { avoidStore: 1 }).set('value', value + step);
- this.elementUpdated();
- }
- },
- normalizeValue: function normalizeValue(value) {
- var defValue = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
-
- var model = this.model;
- var step = model.get('step');
- var stepDecimals = 0;
-
- if (isNaN(value)) {
- return defValue;
- }
-
- value = parseFloat(value);
-
- if (Math.floor(value) !== value) {
- var side = step.toString().split('.')[1];
- stepDecimals = side ? side.length : 0;
- }
-
- return stepDecimals ? parseFloat(value.toFixed(stepDecimals)) : value;
- },
-
-
- /**
- * Validate input value
- * @param {String} value Raw value
- * @param {Object} opts Options
- * @return {Object} Validated string
- */
- validateInputValue: function validateInputValue(value, opts) {
- var force = 0;
- var opt = opts || {};
- var model = this.model;
- var defValue = ''; //model.get('defaults');
- var val = !(0, _underscore.isUndefined)(value) ? value : defValue;
- var units = model.get('units') || [];
- var unit = model.get('unit') || units.length && units[0] || '';
- var max = model.get('max');
- var min = model.get('min');
-
- if (opt.deepCheck) {
- var fixed = model.get('fixedValues') || [];
-
- if (val) {
- // If the value is one of the fixed values I leave it as it is
- var regFixed = new RegExp('^' + fixed.join('|'), 'g');
- if (fixed.length && regFixed.test(val)) {
- val = val.match(regFixed)[0];
- unit = '';
- force = 1;
- } else {
- var valCopy = val + '';
- val += ''; // Make it suitable for replace
- val = parseFloat(val.replace(',', '.'));
- val = !isNaN(val) ? val : defValue;
- var uN = valCopy.replace(val, '');
- // Check if exists as unit
- if (_.indexOf(units, uN) >= 0) unit = uN;
- }
- }
- }
-
- if (!(0, _underscore.isUndefined)(max) && max !== '') val = val > max ? max : val;
- if (!(0, _underscore.isUndefined)(min) && min !== '') val = val < min ? min : val;
-
- return {
- force: force,
- value: val,
- unit: unit
- };
- },
- render: function render() {
- Input.prototype.render.call(this);
- var unit = this.getUnitEl();
- unit && this.$el.find('.' + this.ppfx + 'field-units').get(0).appendChild(unit);
- return this;
- }
-});
-/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(1)))
-
-/***/ }),
-/* 19 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
-
-var Component = __webpack_require__(4);
-
-module.exports = Component.extend({
- defaults: _extends({}, Component.prototype.defaults, {
- type: 'tbody',
- tagName: 'tbody',
- draggable: ['table'],
- droppable: ['tr'],
- columns: 1,
- rows: 1
- }),
-
- initialize: function initialize(o, opt) {
- Component.prototype.initialize.apply(this, arguments);
- var components = this.get('components');
- var columns = this.get('columns');
- var rows = this.get('rows');
-
- // Init components if empty
- if (!components.length) {
- var rowsToAdd = [];
-
- while (rows--) {
- var columnsToAdd = [];
- var clm = columns;
-
- while (clm--) {
- columnsToAdd.push({
- type: 'cell',
- classes: ['cell']
- });
- }
-
- rowsToAdd.push({
- type: 'row',
- classes: ['row'],
- components: columnsToAdd
- });
- }
-
- components.add(rowsToAdd);
- }
- }
-}, {
- isComponent: function isComponent(el) {
- var result = '';
-
- if (el.tagName == 'TBODY') {
- result = { type: 'tbody' };
- }
-
- return result;
- }
-});
-
-/***/ }),
-/* 20 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
-
-var Component = __webpack_require__(4);
-
-module.exports = Component.extend({
- defaults: _extends({}, Component.prototype.defaults, {
- type: 'image',
- tagName: 'img',
- src: '',
- void: 1,
- droppable: 0,
- editable: 1,
- highlightable: 0,
- resizable: 1,
- traits: ['alt'],
-
- // File to load asynchronously once the model is rendered
- file: ''
- }),
-
- initialize: function initialize(o, opt) {
- Component.prototype.initialize.apply(this, arguments);
- var attr = this.get('attributes');
- if (attr.src) this.set('src', attr.src);
- },
- initToolbar: function initToolbar() {
- for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
- args[_key] = arguments[_key];
- }
-
- Component.prototype.initToolbar.apply(this, args);
- var em = this.em;
-
- if (em) {
- var cmd = em.get('Commands');
- var cmdName = 'image-editor';
-
- // Add Image Editor button only if the default command exists
- if (cmd.has(cmdName)) {
- var hasButtonBool = false;
- var tb = this.get('toolbar');
-
- for (var i = 0; i < tb.length; i++) {
- if (tb[i].command === 'image-editor') {
- hasButtonBool = true;
- break;
- }
- }
-
- if (!hasButtonBool) {
- tb.push({
- attributes: { class: 'fa fa-pencil' },
- command: cmdName
- });
- this.set('toolbar', tb);
- }
- }
- }
- },
-
-
- /**
- * Returns object of attributes for HTML
- * @return {Object}
- * @private
- */
- getAttrToHTML: function getAttrToHTML() {
- for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
- args[_key2] = arguments[_key2];
- }
-
- var attr = Component.prototype.getAttrToHTML.apply(this, args);
- delete attr.onmousedown;
- var src = this.get('src');
- if (src) attr.src = src;
- return attr;
- },
-
-
- /**
- * Parse uri
- * @param {string} uri
- * @return {object}
- * @private
- */
- parseUri: function parseUri(uri) {
- var el = document.createElement('a');
- el.href = uri;
- var query = {};
- var qrs = el.search.substring(1).split('&');
- for (var i = 0; i < qrs.length; i++) {
- var pair = qrs[i].split('=');
- var name = decodeURIComponent(pair[0]);
- if (name) query[name] = decodeURIComponent(pair[1]);
- }
- return {
- hostname: el.hostname,
- pathname: el.pathname,
- protocol: el.protocol,
- search: el.search,
- hash: el.hash,
- port: el.port,
- query: query
- };
- }
-}, {
- /**
- * Detect if the passed element is a valid component.
- * In case the element is valid an object abstracted
- * from the element will be returned
- * @param {HTMLElement}
- * @return {Object}
- * @private
- */
- isComponent: function isComponent(el) {
- var result = '';
- if (el.tagName == 'IMG') {
- result = { type: 'image' };
- }
- return result;
- }
-});
-
-/***/ }),
-/* 21 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
-
-var Component = __webpack_require__(4);
-
-module.exports = Component.extend({
- defaults: _extends({}, Component.prototype.defaults, {
- type: 'text',
- droppable: false,
- editable: true
- })
-});
-
-/***/ }),
-/* 22 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
-
-var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
-
-var _underscore = __webpack_require__(1);
-
-var _mixins = __webpack_require__(2);
-
-var ToolbarView = __webpack_require__(194);
-var Toolbar = __webpack_require__(196);
-var key = __webpack_require__(24);
-var $ = __webpack_require__(0).$;
-var showOffsets = void 0;
-
-module.exports = {
- init: function init(o) {
- (0, _underscore.bindAll)(this, 'onHover', 'onOut', 'onClick', 'onKeyPress', 'onFrameScroll');
- },
- enable: function enable() {
- this.frameOff = this.canvasOff = this.adjScroll = null;
- var config = this.config.em.get('Config');
- this.startSelectComponent();
- var em = this.config.em;
- showOffsets = 1;
-
- em.on('component:update', this.updateAttached, this);
- em.on('change:canvasOffset', this.updateAttached, this);
- },
-
-
- /**
- * Start select component event
- * @private
- * */
- startSelectComponent: function startSelectComponent() {
- this.toggleSelectComponent(1);
- },
-
-
- /**
- * Stop select component event
- * @private
- * */
- stopSelectComponent: function stopSelectComponent() {
- this.toggleSelectComponent();
- },
-
-
- /**
- * Toggle select component event
- * @private
- * */
- toggleSelectComponent: function toggleSelectComponent(enable) {
- var em = this.em;
- var method = enable ? 'on' : 'off';
- var methods = { on: _mixins.on, off: _mixins.off };
- var body = this.getCanvasBody();
- var win = this.getContentWindow();
- methods[method](body, 'mouseover', this.onHover);
- methods[method](body, 'mouseout', this.onOut);
- methods[method](body, 'click', this.onClick);
- methods[method](win, 'scroll resize', this.onFrameScroll);
- methods[method](win, 'keydown', this.onKeyPress);
- em[method]('component:toggled', this.onSelect, this);
- em[method]('change:componentHovered', this.onHovered, this);
- },
-
-
- /**
- * On key press event
- * @private
- * */
- onKeyPress: function onKeyPress(e) {
- var key = e.which || e.keyCode;
- var comp = this.editorModel.getSelected();
- var focused = this.frameEl.contentDocument.activeElement.tagName !== 'BODY';
-
- // On CANC (46) or Backspace (8)
- if (key == 8 || key == 46) {
- if (!focused) e.preventDefault();
- if (comp && !focused) {
- this.editor.runCommand('core:component-delete');
- }
- }
- },
-
-
- /**
- * Hover command
- * @param {Object} e
- * @private
- */
- onHover: function onHover(e) {
- e.stopPropagation();
- var trg = e.target;
- var model = $(trg).data('model');
-
- // Adjust tools scroll top
- if (!this.adjScroll) {
- this.adjScroll = 1;
- this.onFrameScroll(e);
- this.updateAttached();
- }
-
- if (model && !model.get('hoverable')) {
- var parent = model && model.parent();
- while (parent && !parent.get('hoverable')) {
- parent = comp.parent();
- }model = parent;
- }
-
- this.em.setHovered(model, { forceChange: 1 });
- },
- onHovered: function onHovered(em, component) {
- var trg = component && component.getEl();
- if (trg) {
- var pos = this.getElementPos(trg);
- this.updateBadge(trg, pos);
- this.updateHighlighter(trg, pos);
- this.showElementOffset(trg, pos);
- }
- },
-
-
- /**
- * Out command
- * @param {Object} e
- * @private
- */
- onOut: function onOut(e) {
- e.stopPropagation();
- this.hideBadge();
- this.hideHighlighter();
- this.hideElementOffset();
- },
-
-
- /**
- * Show element offset viewer
- * @param {HTMLElement} el
- * @param {Object} pos
- */
- showElementOffset: function showElementOffset(el, pos) {
- var $el = $(el);
- var model = $el.data('model');
-
- if (model && model.get('status') == 'selected' || !showOffsets) {
- return;
- }
-
- this.editor.runCommand('show-offset', {
- el: el,
- elPos: pos
- });
- },
-
-
- /**
- * Hide element offset viewer
- * @param {HTMLElement} el
- * @param {Object} pos
- */
- hideElementOffset: function hideElementOffset(el, pos) {
- this.editor.stopCommand('show-offset');
- },
-
-
- /**
- * Show fixed element offset viewer
- * @param {HTMLElement} el
- * @param {Object} pos
- */
- showFixedElementOffset: function showFixedElementOffset(el, pos) {
- this.editor.runCommand('show-offset', {
- el: el,
- elPos: pos,
- state: 'Fixed'
- });
- },
-
-
- /**
- * Hide fixed element offset viewer
- * @param {HTMLElement} el
- * @param {Object} pos
- */
- hideFixedElementOffset: function hideFixedElementOffset(el, pos) {
- if (this.editor) this.editor.stopCommand('show-offset', { state: 'Fixed' });
- },
-
-
- /**
- * Hide Highlighter element
- */
- hideHighlighter: function hideHighlighter() {
- this.canvas.getHighlighter().style.display = 'none';
- },
-
-
- /**
- * On element click
- * @param {Event} e
- * @private
- */
- onClick: function onClick(e) {
- e.stopPropagation();
- var $el = $(e.target);
- var editor = this.editor;
- var model = $el.data('model');
-
- if (!model) {
- var parent = $el.parent();
- while (!model && parent) {
- model = parent.data('model');
- parent = parent.parent();
- }
- }
-
- if (model) {
- if (model.get('selectable')) {
- this.select(model, e);
- } else {
- var _parent = model.parent();
- while (_parent && !_parent.get('selectable')) {
- _parent = _parent.parent();
- }this.select(_parent, e);
- }
- }
- },
-
-
- /**
- * Select component
- * @param {Component} model
- * @param {Event} event
- */
- select: function select(model) {
- var event = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
-
- if (!model) return;
- var ctrlKey = event.ctrlKey || event.metaKey;
- var shiftKey = event.shiftKey;
- var editor = this.editor;
-
- var multiple = editor.getConfig('multipleSelection');
- var em = this.em;
-
- if (ctrlKey && multiple) {
- editor.selectToggle(model);
- } else if (shiftKey && multiple) {
- em.clearSelection(editor.Canvas.getWindow());
- var coll = model.collection;
- var index = coll.indexOf(model);
- var selAll = editor.getSelectedAll();
- var min = void 0,
- max = void 0;
-
- // Fin min and max siblings
- editor.getSelectedAll().forEach(function (sel) {
- var selColl = sel.collection;
- var selIndex = selColl.indexOf(sel);
- if (selColl === coll) {
- if (selIndex < index) {
- // First model BEFORE the selected one
- min = (0, _underscore.isUndefined)(min) ? selIndex : Math.max(min, selIndex);
- } else if (selIndex > index) {
- // First model AFTER the selected one
- max = (0, _underscore.isUndefined)(max) ? selIndex : Math.min(max, selIndex);
- }
- }
- });
-
- if (!(0, _underscore.isUndefined)(min)) {
- while (min !== index) {
- editor.selectAdd(coll.at(min));
- min++;
- }
- }
-
- if (!(0, _underscore.isUndefined)(max)) {
- while (max !== index) {
- editor.selectAdd(coll.at(max));
- max--;
- }
- }
-
- editor.selectAdd(model);
- } else {
- editor.select(model);
- }
-
- this.initResize(model);
- },
-
-
- /**
- * Update badge for the component
- * @param {Object} Component
- * @param {Object} pos Position object
- * @private
- * */
- updateBadge: function updateBadge(el, pos) {
- var $el = $(el);
- var canvas = this.canvas;
- var config = canvas.getConfig();
- var customeLabel = config.customBadgeLabel;
- this.cacheEl = el;
- var model = $el.data('model');
- if (!model || !model.get('badgable')) return;
- var badge = this.getBadge();
- var badgeLabel = model.getIcon() + model.getName();
- badgeLabel = customeLabel ? customeLabel(model) : badgeLabel;
- badge.innerHTML = badgeLabel;
- var bStyle = badge.style;
- var u = 'px';
- bStyle.display = 'block';
- var canvasPos = canvas.getCanvasView().getPosition();
- if (canvasPos) {
- var badgeH = badge ? badge.offsetHeight : 0;
- var badgeW = badge ? badge.offsetWidth : 0;
- var top = pos.top - badgeH < canvasPos.top ? canvasPos.top : pos.top - badgeH;
- var left = pos.left + badgeW < canvasPos.left ? canvasPos.left : pos.left;
- bStyle.top = top + u;
- bStyle.left = left + u;
- }
- },
-
-
- /**
- * Update highlighter element
- * @param {HTMLElement} el
- * @param {Object} pos Position object
- * @private
- */
- updateHighlighter: function updateHighlighter(el, pos) {
- var $el = $(el);
- var model = $el.data('model');
-
- if (!model || !model.get('hoverable') || model.get('status') == 'selected') {
- return;
- }
-
- var hlEl = this.canvas.getHighlighter();
- var hlStyle = hlEl.style;
- var unit = 'px';
- hlStyle.left = pos.left + unit;
- hlStyle.top = pos.top + unit;
- hlStyle.height = pos.height + unit;
- hlStyle.width = pos.width + unit;
- hlStyle.display = 'block';
- },
-
-
- /**
- * Say what to do after the component was selected
- * @param {Object} e
- * @param {Object} el
- * @private
- * */
- onSelect: function onSelect() {
- // Get the selected model directly from the Editor as the event might
- // be triggered manually without the model
- var model = this.em.getSelected();
- this.updateToolbar(model);
-
- if (model) {
- var el = model.view.el;
- this.showFixedElementOffset(el);
- this.hideElementOffset();
- this.hideHighlighter();
- this.initResize(el);
- } else {
- this.editor.stopCommand('resize');
- }
- },
-
-
- /**
- * Init resizer on the element if possible
- * @param {HTMLElement|Component} elem
- * @private
- */
- initResize: function initResize(elem) {
- var em = this.em;
- var editor = em ? em.get('Editor') : '';
- var config = em ? em.get('Config') : '';
- var pfx = config.stylePrefix || '';
- var attrName = 'data-' + pfx + 'handler';
- var resizeClass = pfx + 'resizing';
- var model = !(0, _underscore.isElement)(elem) ? elem : em.getSelected();
- var resizable = model.get('resizable');
- var el = (0, _underscore.isElement)(elem) ? elem : model.getEl();
- var options = {};
- var modelToStyle = void 0;
-
- var toggleBodyClass = function toggleBodyClass(method, e, opts) {
- var docs = opts.docs;
- docs && docs.forEach(function (doc) {
- var body = doc.body;
- var cls = body.className || '';
- body.className = (method == 'add' ? cls + ' ' + resizeClass : cls.replace(resizeClass, '')).trim();
- });
- };
-
- if (editor && resizable) {
- options = {
- // Here the resizer is updated with the current element height and width
- onStart: function onStart(e) {
- var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
- var el = opts.el,
- config = opts.config,
- resizer = opts.resizer;
- var keyHeight = config.keyHeight,
- keyWidth = config.keyWidth,
- currentUnit = config.currentUnit;
-
- toggleBodyClass('add', e, opts);
- modelToStyle = em.get('StyleManager').getModelToStyle(model);
- var computedStyle = getComputedStyle(el);
- var modelStyle = modelToStyle.getStyle();
- var currentWidth = modelStyle[keyWidth] || computedStyle[keyWidth];
- var currentHeight = modelStyle[keyHeight] || computedStyle[keyHeight];
- resizer.startDim.w = parseFloat(currentWidth);
- resizer.startDim.h = parseFloat(currentHeight);
- showOffsets = 0;
-
- if (currentUnit) {
- config.unitHeight = (0, _mixins.getUnitFromValue)(currentHeight);
- config.unitWidth = (0, _mixins.getUnitFromValue)(currentWidth);
- }
- },
-
-
- // Update all positioned elements (eg. component toolbar)
- onMove: function onMove() {
- editor.trigger('change:canvasOffset');
- },
- onEnd: function onEnd(e, opts) {
- toggleBodyClass('remove', e, opts);
- editor.trigger('change:canvasOffset');
- showOffsets = 1;
- },
- updateTarget: function updateTarget(el, rect) {
- var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
-
- if (!modelToStyle) {
- return;
- }
-
- var store = options.store,
- selectedHandler = options.selectedHandler,
- config = options.config;
- var keyHeight = config.keyHeight,
- keyWidth = config.keyWidth;
-
- var onlyHeight = ['tc', 'bc'].indexOf(selectedHandler) >= 0;
- var onlyWidth = ['cl', 'cr'].indexOf(selectedHandler) >= 0;
- var style = modelToStyle.getStyle();
-
- if (!onlyHeight) {
- style[keyWidth] = rect.w + config.unitWidth;
- }
-
- if (!onlyWidth) {
- style[keyHeight] = rect.h + config.unitHeight;
- }
-
- modelToStyle.setStyle(style, { avoidStore: 1 });
- var updateEvent = 'update:component:style';
- em && em.trigger(updateEvent + ':' + keyHeight + ' ' + updateEvent + ':' + keyWidth);
-
- if (store) {
- modelToStyle.trigger('change:style', modelToStyle, style, {});
- }
- }
- };
-
- if ((typeof resizable === 'undefined' ? 'undefined' : _typeof(resizable)) == 'object') {
- options = _extends({}, options, resizable);
- }
- editor.runCommand('resize', { el: el, options: options });
-
- // On undo/redo the resizer rect is not updating, need somehow to call
- // this.updateRect on undo/redo action
- } else {
- editor.stopCommand('resize');
- }
- },
-
-
- /**
- * Update toolbar if the component has one
- * @param {Object} mod
- */
- updateToolbar: function updateToolbar(mod) {
- var em = this.config.em;
- var model = mod == em ? em.getSelected() : mod;
- var toolbarEl = this.canvas.getToolbarEl();
- var toolbarStyle = toolbarEl.style;
-
- if (!model) {
- // By putting `toolbarStyle.display = 'none'` will cause kind
- // of freezed effect with component selection (probably by iframe
- // switching)
- toolbarStyle.opacity = 0;
- return;
- }
-
- var toolbar = model.get('toolbar');
- var ppfx = this.ppfx;
- var showToolbar = em.get('Config').showToolbar;
-
- if (showToolbar && toolbar && toolbar.length) {
- toolbarStyle.opacity = '';
- toolbarStyle.display = '';
- if (!this.toolbar) {
- toolbarEl.innerHTML = '';
- this.toolbar = new Toolbar(toolbar);
- var toolbarView = new ToolbarView({
- collection: this.toolbar,
- editor: this.editor
- });
- toolbarEl.appendChild(toolbarView.render().el);
- }
-
- this.toolbar.reset(toolbar);
- var view = model.view;
- view && this.updateToolbarPos(view.el);
- } else {
- toolbarStyle.display = 'none';
- }
- },
-
-
- /**
- * Update toolbar positions
- * @param {HTMLElement} el
- * @param {Object} pos
- */
- updateToolbarPos: function updateToolbarPos(el, elPos) {
- var unit = 'px';
- var toolbarEl = this.canvas.getToolbarEl();
- var toolbarStyle = toolbarEl.style;
- var origDisp = toolbarStyle.display;
- toolbarStyle.display = 'block';
- var pos = this.canvas.getTargetToElementDim(toolbarEl, el, {
- elPos: elPos,
- event: 'toolbarPosUpdate'
- });
- if (pos) {
- var leftPos = pos.left + pos.elementWidth - pos.targetWidth;
- toolbarStyle.top = pos.top + unit;
- toolbarStyle.left = (leftPos < 0 ? 0 : leftPos) + unit;
- toolbarStyle.display = origDisp;
- }
- },
-
-
- /**
- * Return canvas dimensions and positions
- * @return {Object}
- */
- getCanvasPosition: function getCanvasPosition() {
- return this.canvas.getCanvasView().getPosition();
- },
-
-
- /**
- * Removes all highlighting effects on components
- * @private
- * */
- clean: function clean() {
- if (this.selEl) this.selEl.removeClass(this.hoverClass);
- },
-
-
- /**
- * Returns badge element
- * @return {HTMLElement}
- * @private
- */
- getBadge: function getBadge() {
- return this.canvas.getBadgeEl();
- },
-
-
- /**
- * On frame scroll callback
- * @private
- */
- onFrameScroll: function onFrameScroll(e) {
- var el = this.cacheEl;
- if (el) {
- var elPos = this.getElementPos(el);
- this.updateBadge(el, elPos);
- var model = this.em.getSelected();
-
- if (model) {
- this.updateToolbarPos(model.view.el);
- }
- }
- },
-
-
- /**
- * Update attached elements, eg. component toolbar
- * @return {[type]} [description]
- */
- updateAttached: function updateAttached(updated) {
- var model = this.em.getSelected();
-
- if (model) {
- var view = model.view;
- this.updateToolbarPos(view.el);
- this.showFixedElementOffset(view.el);
- }
- },
-
-
- /**
- * Returns element's data info
- * @param {HTMLElement} el
- * @return {Object}
- * @private
- */
- getElementPos: function getElementPos(el, badge) {
- return this.canvas.getCanvasView().getElementPos(el);
- },
-
-
- /**
- * Hide badge
- * @private
- * */
- hideBadge: function hideBadge() {
- this.getBadge().style.display = 'none';
- },
-
-
- /**
- * Clean previous model from different states
- * @param {Component} model
- * @private
- */
- cleanPrevious: function cleanPrevious(model) {
- model && model.set({
- status: '',
- state: ''
- });
- },
-
-
- /**
- * Returns content window
- * @private
- */
- getContentWindow: function getContentWindow() {
- return this.frameEl.contentWindow;
- },
- run: function run(editor) {
- this.editor = editor && editor.get('Editor');
- this.enable();
- this.onSelect();
- },
- stop: function stop(editor, sender) {
- var opts = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
-
- var em = this.em;
- this.stopSelectComponent();
- !opts.preserveSelected && em.setSelected(null);
- this.clean();
- this.hideBadge();
- this.hideFixedElementOffset();
- this.canvas.getToolbarEl().style.display = 'none';
-
- em.off('component:update', this.updateAttached, this);
- em.off('change:canvasOffset', this.updateAttached, this);
- }
-};
-
-/***/ }),
-/* 23 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var _underscore = __webpack_require__(1);
-
-var _underscore2 = _interopRequireDefault(_underscore);
-
-var _backbone = __webpack_require__(0);
-
-var _backbone2 = _interopRequireDefault(_backbone);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-var SelectPosition = __webpack_require__(57);
-var $ = _backbone2.default.$;
-
-module.exports = _underscore2.default.extend({}, SelectPosition, {
- init: function init(opt) {
- _underscore2.default.bindAll(this, 'startDraw', 'draw', 'endDraw', 'rollback');
- this.config = opt || {};
- this.hType = this.config.newFixedH ? 'height' : 'min-height';
- this.allowDraw = 1;
- },
-
-
- /**
- * Start with enabling to select position and listening to start drawning
- * @private
- * */
- enable: function enable() {
- for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
- args[_key] = arguments[_key];
- }
-
- SelectPosition.enable.apply(this, args);
- this.$wr.css('cursor', 'crosshair');
- if (this.allowDraw) this.$wr.on('mousedown', this.startDraw);
- this.ghost = this.canvas.getGhostEl();
- },
-
-
- /**
- * Start drawing component
- * @param {Object} e Event
- * @private
- * */
- startDraw: function startDraw(e) {
- e.preventDefault();
- this.stopSelectPosition();
- this.ghost.style.display = 'block';
- this.frameOff = this.getOffsetDim();
- this.startPos = {
- top: e.pageY + this.frameOff.top,
- left: e.pageX + this.frameOff.left
- };
- this.isDragged = false;
- this.tempComponent = { style: {} };
- this.beforeDraw(this.tempComponent);
- this.updateSize(this.startPos.top, this.startPos.left, 0, 0);
- this.toggleEvents(1);
- },
-
-
- /**
- * Enable/Disable events
- * @param {Boolean} enable
- */
- toggleEvents: function toggleEvents(enable) {
- var method = enable ? 'on' : 'off';
- this.$wr[method]('mousemove', this.draw);
- this.$wr[method]('mouseup', this.endDraw);
- this.$canvas[method]('mousemove', this.draw);
- $(document)[method]('mouseup', this.endDraw);
- $(document)[method]('keypress', this.rollback);
- },
-
-
- /**
- * While drawing the component
- * @param {Object} e Event
- * @private
- * */
- draw: function draw(e) {
- this.isDragged = true;
- this.updateComponentSize(e);
- },
-
-
- /**
- * End drawing component
- * @param {Object} e Event
- * @private
- * */
- endDraw: function endDraw(e) {
- this.toggleEvents();
- var model = {};
- // Only if the mouse was moved
- if (this.isDragged) {
- this.updateComponentSize(e);
- this.setRequirements(this.tempComponent);
- var lp = this.sorter.lastPos;
- model = this.create(this.sorter.target, this.tempComponent, lp.index, lp.method);
- this.sorter.prevTarget = null;
- }
- this.ghost.style.display = 'none';
- this.startSelectPosition();
- this.afterDraw(model);
- },
-
-
- /**
- * Create new component inside the target
- * @param {Object} target Tha target collection
- * @param {Object} component New component to create
- * @param {number} index Index inside the collection, 0 if no children inside
- * @param {string} method Before or after of the children
- * @param {Object} opts Options
- */
- create: function create(target, component, index, method, opts) {
- index = method === 'after' ? index + 1 : index;
- var opt = opts || {};
- var $trg = $(target);
- var trgModel = $trg.data('model');
- var trgCollection = $trg.data('collection');
- var droppable = trgModel ? trgModel.get('droppable') : 1;
- opt.at = index;
- if (trgCollection && droppable) return trgCollection.add(component, opt);else console.warn('Invalid target position');
- },
-
-
- /**
- * Check and set basic requirements for the component
- * @param {Object} component New component to be created
- * @return {Object} Component updated
- * @private
- * */
- setRequirements: function setRequirements(component) {
- var c = this.config;
- var compStl = component.style;
- // Check min width
- if (compStl.width.replace(/\D/g, '') < c.minComponentW) compStl.width = c.minComponentW + 'px';
- // Check min height
- if (compStl[this.hType].replace(/\D/g, '') < c.minComponentH) compStl[this.hType] = c.minComponentH + 'px';
- // Set overflow in case of fixed height
- if (c.newFixedH) compStl.overflow = 'auto';
- if (!this.absoluteMode) {
- delete compStl.left;
- delete compStl.top;
- } else compStl.position = 'absolute';
- var lp = this.sorter.lastPos;
-
- if (this.nearFloat(lp.index, lp.method, this.sorter.lastDims)) compStl.float = 'left';
-
- if (this.config.firstCentered && this.getCanvasWrapper() == this.sorter.target) {
- compStl.margin = '0 auto';
- }
-
- return component;
- },
-
-
- /**
- * Update new component size while drawing
- * @param {Object} e Event
- * @private
- * */
- updateComponentSize: function updateComponentSize(e) {
- var y = e.pageY + this.frameOff.top;
- var x = e.pageX + this.frameOff.left;
- var start = this.startPos;
- var top = start.top;
- var left = start.left;
- var height = y - top;
- var width = x - left;
- if (x < left) {
- left = x;
- width = start.left - x;
- }
- if (y < top) {
- top = y;
- height = start.top - y;
- }
- this.updateSize(top, left, width, height);
- },
-
-
- /**
- * Update size
- * @private
- */
- updateSize: function updateSize(top, left, width, height) {
- var u = 'px';
- var ghStl = this.ghost.style;
- var compStl = this.tempComponent.style;
- ghStl.top = compStl.top = top + u;
- ghStl.left = compStl.left = left + u;
- ghStl.width = compStl.width = width + u;
- ghStl[this.hType] = compStl[this.hType] = height + u;
- },
-
-
- /**
- * Used to bring the previous situation before event started
- * @param {Object} e Event
- * @param {Boolean} forse Indicates if rollback in anycase
- * @private
- * */
- rollback: function rollback(e, force) {
- var key = e.which || e.keyCode;
- if (key == this.config.ESCAPE_KEY || force) {
- this.isDragged = false;
- this.endDraw();
- }
- return;
- },
-
-
- /**
- * This event is triggered at the beginning of a draw operation
- * @param {Object} component Object component before creation
- * @private
- * */
- beforeDraw: function beforeDraw(component) {
- component.editable = false; //set this component editable
- },
-
-
- /**
- * This event is triggered at the end of a draw operation
- * @param {Object} model Component model created
- * @private
- * */
- afterDraw: function afterDraw(model) {},
- run: function run(editor, sender, opts) {
- this.editor = editor;
- this.sender = sender;
- this.$wr = this.$wrapper;
- this.enable();
- },
- stop: function stop() {
- this.stopSelectPosition();
- this.$wrapper.css('cursor', '');
- this.$wrapper.unbind();
- }
-});
-
-/***/ }),
-/* 24 */
-/***/ (function(module, exports, __webpack_require__) {
-
-// keymaster.js
-// (c) 2011-2013 Thomas Fuchs
-// keymaster.js may be freely distributed under the MIT license.
-
-;(function(global){
- var k,
- _handlers = {},
- _mods = { 16: false, 18: false, 17: false, 91: false },
- _scope = 'all',
- // modifier keys
- _MODIFIERS = {
- '⇧': 16, shift: 16,
- '⌥': 18, alt: 18, option: 18,
- '⌃': 17, ctrl: 17, control: 17,
- '⌘': 91, command: 91
- },
- // special keys
- _MAP = {
- backspace: 8, tab: 9, clear: 12,
- enter: 13, 'return': 13,
- esc: 27, escape: 27, space: 32,
- left: 37, up: 38,
- right: 39, down: 40,
- del: 46, 'delete': 46,
- home: 36, end: 35,
- pageup: 33, pagedown: 34,
- ',': 188, '.': 190, '/': 191,
- '`': 192, '-': 189, '=': 187,
- ';': 186, '\'': 222,
- '[': 219, ']': 221, '\\': 220
- },
- code = function(x){
- return _MAP[x] || x.toUpperCase().charCodeAt(0);
- },
- _downKeys = [];
-
- for(k=1;k<20;k++) _MAP['f'+k] = 111+k;
-
- // IE doesn't support Array#indexOf, so have a simple replacement
- function index(array, item){
- var i = array.length;
- while(i--) if(array[i]===item) return i;
- return -1;
- }
-
- // for comparing mods before unassignment
- function compareArray(a1, a2) {
- if (a1.length != a2.length) return false;
- for (var i = 0; i < a1.length; i++) {
- if (a1[i] !== a2[i]) return false;
- }
- return true;
- }
-
- var modifierMap = {
- 16:'shiftKey',
- 18:'altKey',
- 17:'ctrlKey',
- 91:'metaKey'
- };
- function updateModifierKey(event) {
- for(k in _mods) _mods[k] = event[modifierMap[k]];
- };
-
- // handle keydown event
- function dispatch(event) {
- var key, handler, k, i, modifiersMatch, scope;
- key = event.keyCode;
-
- if (index(_downKeys, key) == -1) {
- _downKeys.push(key);
- }
-
- // if a modifier key, set the key. property to true and return
- if(key == 93 || key == 224) key = 91; // right command on webkit, command on Gecko
- if(key in _mods) {
- _mods[key] = true;
- // 'assignKey' from inside this closure is exported to window.key
- for(k in _MODIFIERS) if(_MODIFIERS[k] == key) assignKey[k] = true;
- return;
- }
- updateModifierKey(event);
-
- // see if we need to ignore the keypress (filter() can can be overridden)
- // by default ignore key presses if a select, textarea, or input is focused
- if(!assignKey.filter.call(this, event)) return;
-
- // abort if no potentially matching shortcuts found
- if (!(key in _handlers)) return;
-
- scope = getScope();
-
- // for each potential shortcut
- for (i = 0; i < _handlers[key].length; i++) {
- handler = _handlers[key][i];
-
- // see if it's in the current scope
- if(handler.scope == scope || handler.scope == 'all'){
- // check if modifiers match if any
- modifiersMatch = handler.mods.length > 0;
- for(k in _mods)
- if((!_mods[k] && index(handler.mods, +k) > -1) ||
- (_mods[k] && index(handler.mods, +k) == -1)) modifiersMatch = false;
- // call the handler and stop the event if neccessary
- if((handler.mods.length == 0 && !_mods[16] && !_mods[18] && !_mods[17] && !_mods[91]) || modifiersMatch){
- if(handler.method(event, handler)===false){
- if(event.preventDefault) event.preventDefault();
- else event.returnValue = false;
- if(event.stopPropagation) event.stopPropagation();
- if(event.cancelBubble) event.cancelBubble = true;
- }
- }
- }
- }
- };
-
- // unset modifier keys on keyup
- function clearModifier(event){
- var key = event.keyCode, k,
- i = index(_downKeys, key);
-
- // remove key from _downKeys
- if (i >= 0) {
- _downKeys.splice(i, 1);
- }
-
- if(key == 93 || key == 224) key = 91;
- if(key in _mods) {
- _mods[key] = false;
- for(k in _MODIFIERS) if(_MODIFIERS[k] == key) assignKey[k] = false;
- }
- };
-
- function resetModifiers() {
- for(k in _mods) _mods[k] = false;
- for(k in _MODIFIERS) assignKey[k] = false;
- };
-
- // parse and assign shortcut
- function assignKey(key, scope, method){
- var keys, mods;
- keys = getKeys(key);
- if (method === undefined) {
- method = scope;
- scope = 'all';
- }
-
- // for each shortcut
- for (var i = 0; i < keys.length; i++) {
- // set modifier keys if any
- mods = [];
- key = keys[i].split('+');
- if (key.length > 1){
- mods = getMods(key);
- key = [key[key.length-1]];
- }
- // convert to keycode and...
- key = key[0]
- key = code(key);
- // ...store handler
- if (!(key in _handlers)) _handlers[key] = [];
- _handlers[key].push({ shortcut: keys[i], scope: scope, method: method, key: keys[i], mods: mods });
- }
- };
-
- // unbind all handlers for given key in current scope
- function unbindKey(key, scope) {
- var multipleKeys, keys,
- mods = [],
- i, j, obj;
-
- multipleKeys = getKeys(key);
-
- for (j = 0; j < multipleKeys.length; j++) {
- keys = multipleKeys[j].split('+');
-
- if (keys.length > 1) {
- mods = getMods(keys);
- key = keys[keys.length - 1];
- }
-
- key = code(key);
-
- if (scope === undefined) {
- scope = getScope();
- }
- if (!_handlers[key]) {
- return;
- }
- for (i = 0; i < _handlers[key].length; i++) {
- obj = _handlers[key][i];
- // only clear handlers if correct scope and mods match
- if (obj.scope === scope && compareArray(obj.mods, mods)) {
- _handlers[key][i] = {};
- }
- }
- }
- };
-
- // Returns true if the key with code 'keyCode' is currently down
- // Converts strings into key codes.
- function isPressed(keyCode) {
- if (typeof(keyCode)=='string') {
- keyCode = code(keyCode);
- }
- return index(_downKeys, keyCode) != -1;
- }
-
- function getPressedKeyCodes() {
- return _downKeys.slice(0);
- }
-
- function filter(event){
- var tagName = (event.target || event.srcElement).tagName;
- // ignore keypressed in any elements that support keyboard data input
- return !(tagName == 'INPUT' || tagName == 'SELECT' || tagName == 'TEXTAREA');
- }
-
- // initialize key. to false
- for(k in _MODIFIERS) assignKey[k] = false;
-
- // set current scope (default 'all')
- function setScope(scope){ _scope = scope || 'all' };
- function getScope(){ return _scope || 'all' };
-
- // delete all handlers for a given scope
- function deleteScope(scope){
- var key, handlers, i;
-
- for (key in _handlers) {
- handlers = _handlers[key];
- for (i = 0; i < handlers.length; ) {
- if (handlers[i].scope === scope) handlers.splice(i, 1);
- else i++;
- }
- }
- };
-
- // abstract key logic for assign and unassign
- function getKeys(key) {
- var keys;
- key = key.replace(/\s/g, '');
- keys = key.split(',');
- if ((keys[keys.length - 1]) == '') {
- keys[keys.length - 2] += ',';
- }
- return keys;
- }
-
- // abstract mods logic for assign and unassign
- function getMods(key) {
- var mods = key.slice(0, key.length - 1);
- for (var mi = 0; mi < mods.length; mi++)
- mods[mi] = _MODIFIERS[mods[mi]];
- return mods;
- }
-
- // cross-browser events
- function addEvent(object, event, method) {
- if (object.addEventListener)
- object.addEventListener(event, method, false);
- else if(object.attachEvent)
- object.attachEvent('on'+event, function(){ method(window.event) });
- };
-
- // set the handlers globally on document
- addEvent(document, 'keydown', function(event) { dispatch(event) }); // Passing _scope to a callback to ensure it remains the same by execution. Fixes #48
- addEvent(document, 'keyup', clearModifier);
-
- // reset modifiers to false whenever the window is (re)focused.
- addEvent(window, 'focus', resetModifiers);
-
- // store previously defined key
- var previousKey = global.key;
-
- // restore previously defined key and return reference to our key object
- function noConflict() {
- var k = global.key;
- global.key = previousKey;
- return k;
- }
-
- // set window.key and window.key.set/get/deleteScope, and the default filter
- global.key = assignKey;
- global.key.setScope = setScope;
- global.key.getScope = getScope;
- global.key.deleteScope = deleteScope;
- global.key.filter = filter;
- global.key.isPressed = isPressed;
- global.key.getPressedKeyCodes = getPressedKeyCodes;
- global.key.noConflict = noConflict;
- global.key.unbind = unbindKey;
-
- if(true) module.exports = assignKey;
-
-})(this);
-
-
-/***/ }),
-/* 25 */
-/***/ (function(module, exports, __webpack_require__) {
-
-var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;// Underscore.js 1.8.3
-// http://underscorejs.org
-// (c) 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-// Underscore may be freely distributed under the MIT license.
-
-(function() {
-
- // Baseline setup
- // --------------
-
- // Establish the root object, `window` in the browser, or `exports` on the server.
- var root = this;
-
- // Save the previous value of the `_` variable.
- var previousUnderscore = root._;
-
- // Save bytes in the minified (but not gzipped) version:
- var ArrayProto = Array.prototype, ObjProto = Object.prototype, FuncProto = Function.prototype;
-
- // Create quick reference variables for speed access to core prototypes.
- var
- push = ArrayProto.push,
- slice = ArrayProto.slice,
- toString = ObjProto.toString,
- hasOwnProperty = ObjProto.hasOwnProperty;
-
- // All **ECMAScript 5** native function implementations that we hope to use
- // are declared here.
- var
- nativeIsArray = Array.isArray,
- nativeKeys = Object.keys,
- nativeBind = FuncProto.bind,
- nativeCreate = Object.create;
-
- // Naked function reference for surrogate-prototype-swapping.
- var Ctor = function(){};
-
- // Create a safe reference to the Underscore object for use below.
- var _ = function(obj) {
- if (obj instanceof _) return obj;
- if (!(this instanceof _)) return new _(obj);
- this._wrapped = obj;
- };
-
- // Export the Underscore object for **Node.js**, with
- // backwards-compatibility for the old `require()` API. If we're in
- // the browser, add `_` as a global object.
- if (true) {
- if (typeof module !== 'undefined' && module.exports) {
- exports = module.exports = _;
- }
- exports._ = _;
- } else {
- root._ = _;
- }
-
- // Current version.
- _.VERSION = '1.8.3';
-
- // Internal function that returns an efficient (for current engines) version
- // of the passed-in callback, to be repeatedly applied in other Underscore
- // functions.
- var optimizeCb = function(func, context, argCount) {
- if (context === void 0) return func;
- switch (argCount == null ? 3 : argCount) {
- case 1: return function(value) {
- return func.call(context, value);
- };
- case 2: return function(value, other) {
- return func.call(context, value, other);
- };
- case 3: return function(value, index, collection) {
- return func.call(context, value, index, collection);
- };
- case 4: return function(accumulator, value, index, collection) {
- return func.call(context, accumulator, value, index, collection);
- };
- }
- return function() {
- return func.apply(context, arguments);
- };
- };
-
- // A mostly-internal function to generate callbacks that can be applied
- // to each element in a collection, returning the desired result — either
- // identity, an arbitrary callback, a property matcher, or a property accessor.
- var cb = function(value, context, argCount) {
- if (value == null) return _.identity;
- if (_.isFunction(value)) return optimizeCb(value, context, argCount);
- if (_.isObject(value)) return _.matcher(value);
- return _.property(value);
- };
- _.iteratee = function(value, context) {
- return cb(value, context, Infinity);
- };
-
- // An internal function for creating assigner functions.
- var createAssigner = function(keysFunc, undefinedOnly) {
- return function(obj) {
- var length = arguments.length;
- if (length < 2 || obj == null) return obj;
- for (var index = 1; index < length; index++) {
- var source = arguments[index],
- keys = keysFunc(source),
- l = keys.length;
- for (var i = 0; i < l; i++) {
- var key = keys[i];
- if (!undefinedOnly || obj[key] === void 0) obj[key] = source[key];
- }
- }
- return obj;
- };
- };
-
- // An internal function for creating a new object that inherits from another.
- var baseCreate = function(prototype) {
- if (!_.isObject(prototype)) return {};
- if (nativeCreate) return nativeCreate(prototype);
- Ctor.prototype = prototype;
- var result = new Ctor;
- Ctor.prototype = null;
- return result;
- };
-
- var property = function(key) {
- return function(obj) {
- return obj == null ? void 0 : obj[key];
- };
- };
-
- // Helper for collection methods to determine whether a collection
- // should be iterated as an array or as an object
- // Related: http://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength
- // Avoids a very nasty iOS 8 JIT bug on ARM-64. #2094
- var MAX_ARRAY_INDEX = Math.pow(2, 53) - 1;
- var getLength = property('length');
- var isArrayLike = function(collection) {
- var length = getLength(collection);
- return typeof length == 'number' && length >= 0 && length <= MAX_ARRAY_INDEX;
- };
-
- // Collection Functions
- // --------------------
-
- // The cornerstone, an `each` implementation, aka `forEach`.
- // Handles raw objects in addition to array-likes. Treats all
- // sparse array-likes as if they were dense.
- _.each = _.forEach = function(obj, iteratee, context) {
- iteratee = optimizeCb(iteratee, context);
- var i, length;
- if (isArrayLike(obj)) {
- for (i = 0, length = obj.length; i < length; i++) {
- iteratee(obj[i], i, obj);
- }
- } else {
- var keys = _.keys(obj);
- for (i = 0, length = keys.length; i < length; i++) {
- iteratee(obj[keys[i]], keys[i], obj);
- }
- }
- return obj;
- };
-
- // Return the results of applying the iteratee to each element.
- _.map = _.collect = function(obj, iteratee, context) {
- iteratee = cb(iteratee, context);
- var keys = !isArrayLike(obj) && _.keys(obj),
- length = (keys || obj).length,
- results = Array(length);
- for (var index = 0; index < length; index++) {
- var currentKey = keys ? keys[index] : index;
- results[index] = iteratee(obj[currentKey], currentKey, obj);
- }
- return results;
- };
-
- // Create a reducing function iterating left or right.
- function createReduce(dir) {
- // Optimized iterator function as using arguments.length
- // in the main function will deoptimize the, see #1991.
- function iterator(obj, iteratee, memo, keys, index, length) {
- for (; index >= 0 && index < length; index += dir) {
- var currentKey = keys ? keys[index] : index;
- memo = iteratee(memo, obj[currentKey], currentKey, obj);
- }
- return memo;
- }
-
- return function(obj, iteratee, memo, context) {
- iteratee = optimizeCb(iteratee, context, 4);
- var keys = !isArrayLike(obj) && _.keys(obj),
- length = (keys || obj).length,
- index = dir > 0 ? 0 : length - 1;
- // Determine the initial value if none is provided.
- if (arguments.length < 3) {
- memo = obj[keys ? keys[index] : index];
- index += dir;
- }
- return iterator(obj, iteratee, memo, keys, index, length);
- };
- }
-
- // **Reduce** builds up a single result from a list of values, aka `inject`,
- // or `foldl`.
- _.reduce = _.foldl = _.inject = createReduce(1);
-
- // The right-associative version of reduce, also known as `foldr`.
- _.reduceRight = _.foldr = createReduce(-1);
-
- // Return the first value which passes a truth test. Aliased as `detect`.
- _.find = _.detect = function(obj, predicate, context) {
- var key;
- if (isArrayLike(obj)) {
- key = _.findIndex(obj, predicate, context);
- } else {
- key = _.findKey(obj, predicate, context);
- }
- if (key !== void 0 && key !== -1) return obj[key];
- };
-
- // Return all the elements that pass a truth test.
- // Aliased as `select`.
- _.filter = _.select = function(obj, predicate, context) {
- var results = [];
- predicate = cb(predicate, context);
- _.each(obj, function(value, index, list) {
- if (predicate(value, index, list)) results.push(value);
- });
- return results;
- };
-
- // Return all the elements for which a truth test fails.
- _.reject = function(obj, predicate, context) {
- return _.filter(obj, _.negate(cb(predicate)), context);
- };
-
- // Determine whether all of the elements match a truth test.
- // Aliased as `all`.
- _.every = _.all = function(obj, predicate, context) {
- predicate = cb(predicate, context);
- var keys = !isArrayLike(obj) && _.keys(obj),
- length = (keys || obj).length;
- for (var index = 0; index < length; index++) {
- var currentKey = keys ? keys[index] : index;
- if (!predicate(obj[currentKey], currentKey, obj)) return false;
- }
- return true;
- };
-
- // Determine if at least one element in the object matches a truth test.
- // Aliased as `any`.
- _.some = _.any = function(obj, predicate, context) {
- predicate = cb(predicate, context);
- var keys = !isArrayLike(obj) && _.keys(obj),
- length = (keys || obj).length;
- for (var index = 0; index < length; index++) {
- var currentKey = keys ? keys[index] : index;
- if (predicate(obj[currentKey], currentKey, obj)) return true;
- }
- return false;
- };
-
- // Determine if the array or object contains a given item (using `===`).
- // Aliased as `includes` and `include`.
- _.contains = _.includes = _.include = function(obj, item, fromIndex, guard) {
- if (!isArrayLike(obj)) obj = _.values(obj);
- if (typeof fromIndex != 'number' || guard) fromIndex = 0;
- return _.indexOf(obj, item, fromIndex) >= 0;
- };
-
- // Invoke a method (with arguments) on every item in a collection.
- _.invoke = function(obj, method) {
- var args = slice.call(arguments, 2);
- var isFunc = _.isFunction(method);
- return _.map(obj, function(value) {
- var func = isFunc ? method : value[method];
- return func == null ? func : func.apply(value, args);
- });
- };
-
- // Convenience version of a common use case of `map`: fetching a property.
- _.pluck = function(obj, key) {
- return _.map(obj, _.property(key));
- };
-
- // Convenience version of a common use case of `filter`: selecting only objects
- // containing specific `key:value` pairs.
- _.where = function(obj, attrs) {
- return _.filter(obj, _.matcher(attrs));
- };
-
- // Convenience version of a common use case of `find`: getting the first object
- // containing specific `key:value` pairs.
- _.findWhere = function(obj, attrs) {
- return _.find(obj, _.matcher(attrs));
- };
-
- // Return the maximum element (or element-based computation).
- _.max = function(obj, iteratee, context) {
- var result = -Infinity, lastComputed = -Infinity,
- value, computed;
- if (iteratee == null && obj != null) {
- obj = isArrayLike(obj) ? obj : _.values(obj);
- for (var i = 0, length = obj.length; i < length; i++) {
- value = obj[i];
- if (value > result) {
- result = value;
- }
- }
- } else {
- iteratee = cb(iteratee, context);
- _.each(obj, function(value, index, list) {
- computed = iteratee(value, index, list);
- if (computed > lastComputed || computed === -Infinity && result === -Infinity) {
- result = value;
- lastComputed = computed;
- }
- });
- }
- return result;
- };
-
- // Return the minimum element (or element-based computation).
- _.min = function(obj, iteratee, context) {
- var result = Infinity, lastComputed = Infinity,
- value, computed;
- if (iteratee == null && obj != null) {
- obj = isArrayLike(obj) ? obj : _.values(obj);
- for (var i = 0, length = obj.length; i < length; i++) {
- value = obj[i];
- if (value < result) {
- result = value;
- }
- }
- } else {
- iteratee = cb(iteratee, context);
- _.each(obj, function(value, index, list) {
- computed = iteratee(value, index, list);
- if (computed < lastComputed || computed === Infinity && result === Infinity) {
- result = value;
- lastComputed = computed;
- }
- });
- }
- return result;
- };
-
- // Shuffle a collection, using the modern version of the
- // [Fisher-Yates shuffle](http://en.wikipedia.org/wiki/Fisher–Yates_shuffle).
- _.shuffle = function(obj) {
- var set = isArrayLike(obj) ? obj : _.values(obj);
- var length = set.length;
- var shuffled = Array(length);
- for (var index = 0, rand; index < length; index++) {
- rand = _.random(0, index);
- if (rand !== index) shuffled[index] = shuffled[rand];
- shuffled[rand] = set[index];
- }
- return shuffled;
- };
-
- // Sample **n** random values from a collection.
- // If **n** is not specified, returns a single random element.
- // The internal `guard` argument allows it to work with `map`.
- _.sample = function(obj, n, guard) {
- if (n == null || guard) {
- if (!isArrayLike(obj)) obj = _.values(obj);
- return obj[_.random(obj.length - 1)];
- }
- return _.shuffle(obj).slice(0, Math.max(0, n));
- };
-
- // Sort the object's values by a criterion produced by an iteratee.
- _.sortBy = function(obj, iteratee, context) {
- iteratee = cb(iteratee, context);
- return _.pluck(_.map(obj, function(value, index, list) {
- return {
- value: value,
- index: index,
- criteria: iteratee(value, index, list)
- };
- }).sort(function(left, right) {
- var a = left.criteria;
- var b = right.criteria;
- if (a !== b) {
- if (a > b || a === void 0) return 1;
- if (a < b || b === void 0) return -1;
- }
- return left.index - right.index;
- }), 'value');
- };
-
- // An internal function used for aggregate "group by" operations.
- var group = function(behavior) {
- return function(obj, iteratee, context) {
- var result = {};
- iteratee = cb(iteratee, context);
- _.each(obj, function(value, index) {
- var key = iteratee(value, index, obj);
- behavior(result, value, key);
- });
- return result;
- };
- };
-
- // Groups the object's values by a criterion. Pass either a string attribute
- // to group by, or a function that returns the criterion.
- _.groupBy = group(function(result, value, key) {
- if (_.has(result, key)) result[key].push(value); else result[key] = [value];
- });
-
- // Indexes the object's values by a criterion, similar to `groupBy`, but for
- // when you know that your index values will be unique.
- _.indexBy = group(function(result, value, key) {
- result[key] = value;
- });
-
- // Counts instances of an object that group by a certain criterion. Pass
- // either a string attribute to count by, or a function that returns the
- // criterion.
- _.countBy = group(function(result, value, key) {
- if (_.has(result, key)) result[key]++; else result[key] = 1;
- });
-
- // Safely create a real, live array from anything iterable.
- _.toArray = function(obj) {
- if (!obj) return [];
- if (_.isArray(obj)) return slice.call(obj);
- if (isArrayLike(obj)) return _.map(obj, _.identity);
- return _.values(obj);
- };
-
- // Return the number of elements in an object.
- _.size = function(obj) {
- if (obj == null) return 0;
- return isArrayLike(obj) ? obj.length : _.keys(obj).length;
- };
-
- // Split a collection into two arrays: one whose elements all satisfy the given
- // predicate, and one whose elements all do not satisfy the predicate.
- _.partition = function(obj, predicate, context) {
- predicate = cb(predicate, context);
- var pass = [], fail = [];
- _.each(obj, function(value, key, obj) {
- (predicate(value, key, obj) ? pass : fail).push(value);
- });
- return [pass, fail];
- };
-
- // Array Functions
- // ---------------
-
- // Get the first element of an array. Passing **n** will return the first N
- // values in the array. Aliased as `head` and `take`. The **guard** check
- // allows it to work with `_.map`.
- _.first = _.head = _.take = function(array, n, guard) {
- if (array == null) return void 0;
- if (n == null || guard) return array[0];
- return _.initial(array, array.length - n);
- };
-
- // Returns everything but the last entry of the array. Especially useful on
- // the arguments object. Passing **n** will return all the values in
- // the array, excluding the last N.
- _.initial = function(array, n, guard) {
- return slice.call(array, 0, Math.max(0, array.length - (n == null || guard ? 1 : n)));
- };
-
- // Get the last element of an array. Passing **n** will return the last N
- // values in the array.
- _.last = function(array, n, guard) {
- if (array == null) return void 0;
- if (n == null || guard) return array[array.length - 1];
- return _.rest(array, Math.max(0, array.length - n));
- };
-
- // Returns everything but the first entry of the array. Aliased as `tail` and `drop`.
- // Especially useful on the arguments object. Passing an **n** will return
- // the rest N values in the array.
- _.rest = _.tail = _.drop = function(array, n, guard) {
- return slice.call(array, n == null || guard ? 1 : n);
- };
-
- // Trim out all falsy values from an array.
- _.compact = function(array) {
- return _.filter(array, _.identity);
- };
-
- // Internal implementation of a recursive `flatten` function.
- var flatten = function(input, shallow, strict, startIndex) {
- var output = [], idx = 0;
- for (var i = startIndex || 0, length = getLength(input); i < length; i++) {
- var value = input[i];
- if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) {
- //flatten current level of array or arguments object
- if (!shallow) value = flatten(value, shallow, strict);
- var j = 0, len = value.length;
- output.length += len;
- while (j < len) {
- output[idx++] = value[j++];
- }
- } else if (!strict) {
- output[idx++] = value;
- }
- }
- return output;
- };
-
- // Flatten out an array, either recursively (by default), or just one level.
- _.flatten = function(array, shallow) {
- return flatten(array, shallow, false);
- };
-
- // Return a version of the array that does not contain the specified value(s).
- _.without = function(array) {
- return _.difference(array, slice.call(arguments, 1));
- };
-
- // Produce a duplicate-free version of the array. If the array has already
- // been sorted, you have the option of using a faster algorithm.
- // Aliased as `unique`.
- _.uniq = _.unique = function(array, isSorted, iteratee, context) {
- if (!_.isBoolean(isSorted)) {
- context = iteratee;
- iteratee = isSorted;
- isSorted = false;
- }
- if (iteratee != null) iteratee = cb(iteratee, context);
- var result = [];
- var seen = [];
- for (var i = 0, length = getLength(array); i < length; i++) {
- var value = array[i],
- computed = iteratee ? iteratee(value, i, array) : value;
- if (isSorted) {
- if (!i || seen !== computed) result.push(value);
- seen = computed;
- } else if (iteratee) {
- if (!_.contains(seen, computed)) {
- seen.push(computed);
- result.push(value);
- }
- } else if (!_.contains(result, value)) {
- result.push(value);
- }
- }
- return result;
- };
-
- // Produce an array that contains the union: each distinct element from all of
- // the passed-in arrays.
- _.union = function() {
- return _.uniq(flatten(arguments, true, true));
- };
-
- // Produce an array that contains every item shared between all the
- // passed-in arrays.
- _.intersection = function(array) {
- var result = [];
- var argsLength = arguments.length;
- for (var i = 0, length = getLength(array); i < length; i++) {
- var item = array[i];
- if (_.contains(result, item)) continue;
- for (var j = 1; j < argsLength; j++) {
- if (!_.contains(arguments[j], item)) break;
- }
- if (j === argsLength) result.push(item);
- }
- return result;
- };
-
- // Take the difference between one array and a number of other arrays.
- // Only the elements present in just the first array will remain.
- _.difference = function(array) {
- var rest = flatten(arguments, true, true, 1);
- return _.filter(array, function(value){
- return !_.contains(rest, value);
- });
- };
-
- // Zip together multiple lists into a single array -- elements that share
- // an index go together.
- _.zip = function() {
- return _.unzip(arguments);
- };
-
- // Complement of _.zip. Unzip accepts an array of arrays and groups
- // each array's elements on shared indices
- _.unzip = function(array) {
- var length = array && _.max(array, getLength).length || 0;
- var result = Array(length);
-
- for (var index = 0; index < length; index++) {
- result[index] = _.pluck(array, index);
- }
- return result;
- };
-
- // Converts lists into objects. Pass either a single array of `[key, value]`
- // pairs, or two parallel arrays of the same length -- one of keys, and one of
- // the corresponding values.
- _.object = function(list, values) {
- var result = {};
- for (var i = 0, length = getLength(list); i < length; i++) {
- if (values) {
- result[list[i]] = values[i];
- } else {
- result[list[i][0]] = list[i][1];
- }
- }
- return result;
- };
-
- // Generator function to create the findIndex and findLastIndex functions
- function createPredicateIndexFinder(dir) {
- return function(array, predicate, context) {
- predicate = cb(predicate, context);
- var length = getLength(array);
- var index = dir > 0 ? 0 : length - 1;
- for (; index >= 0 && index < length; index += dir) {
- if (predicate(array[index], index, array)) return index;
- }
- return -1;
- };
- }
-
- // Returns the first index on an array-like that passes a predicate test
- _.findIndex = createPredicateIndexFinder(1);
- _.findLastIndex = createPredicateIndexFinder(-1);
-
- // Use a comparator function to figure out the smallest index at which
- // an object should be inserted so as to maintain order. Uses binary search.
- _.sortedIndex = function(array, obj, iteratee, context) {
- iteratee = cb(iteratee, context, 1);
- var value = iteratee(obj);
- var low = 0, high = getLength(array);
- while (low < high) {
- var mid = Math.floor((low + high) / 2);
- if (iteratee(array[mid]) < value) low = mid + 1; else high = mid;
- }
- return low;
- };
-
- // Generator function to create the indexOf and lastIndexOf functions
- function createIndexFinder(dir, predicateFind, sortedIndex) {
- return function(array, item, idx) {
- var i = 0, length = getLength(array);
- if (typeof idx == 'number') {
- if (dir > 0) {
- i = idx >= 0 ? idx : Math.max(idx + length, i);
- } else {
- length = idx >= 0 ? Math.min(idx + 1, length) : idx + length + 1;
- }
- } else if (sortedIndex && idx && length) {
- idx = sortedIndex(array, item);
- return array[idx] === item ? idx : -1;
- }
- if (item !== item) {
- idx = predicateFind(slice.call(array, i, length), _.isNaN);
- return idx >= 0 ? idx + i : -1;
- }
- for (idx = dir > 0 ? i : length - 1; idx >= 0 && idx < length; idx += dir) {
- if (array[idx] === item) return idx;
- }
- return -1;
- };
- }
-
- // Return the position of the first occurrence of an item in an array,
- // or -1 if the item is not included in the array.
- // If the array is large and already in sort order, pass `true`
- // for **isSorted** to use binary search.
- _.indexOf = createIndexFinder(1, _.findIndex, _.sortedIndex);
- _.lastIndexOf = createIndexFinder(-1, _.findLastIndex);
-
- // Generate an integer Array containing an arithmetic progression. A port of
- // the native Python `range()` function. See
- // [the Python documentation](http://docs.python.org/library/functions.html#range).
- _.range = function(start, stop, step) {
- if (stop == null) {
- stop = start || 0;
- start = 0;
- }
- step = step || 1;
-
- var length = Math.max(Math.ceil((stop - start) / step), 0);
- var range = Array(length);
-
- for (var idx = 0; idx < length; idx++, start += step) {
- range[idx] = start;
- }
-
- return range;
- };
-
- // Function (ahem) Functions
- // ------------------
-
- // Determines whether to execute a function as a constructor
- // or a normal function with the provided arguments
- var executeBound = function(sourceFunc, boundFunc, context, callingContext, args) {
- if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args);
- var self = baseCreate(sourceFunc.prototype);
- var result = sourceFunc.apply(self, args);
- if (_.isObject(result)) return result;
- return self;
- };
-
- // Create a function bound to a given object (assigning `this`, and arguments,
- // optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if
- // available.
- _.bind = function(func, context) {
- if (nativeBind && func.bind === nativeBind) return nativeBind.apply(func, slice.call(arguments, 1));
- if (!_.isFunction(func)) throw new TypeError('Bind must be called on a function');
- var args = slice.call(arguments, 2);
- var bound = function() {
- return executeBound(func, bound, context, this, args.concat(slice.call(arguments)));
- };
- return bound;
- };
-
- // Partially apply a function by creating a version that has had some of its
- // arguments pre-filled, without changing its dynamic `this` context. _ acts
- // as a placeholder, allowing any combination of arguments to be pre-filled.
- _.partial = function(func) {
- var boundArgs = slice.call(arguments, 1);
- var bound = function() {
- var position = 0, length = boundArgs.length;
- var args = Array(length);
- for (var i = 0; i < length; i++) {
- args[i] = boundArgs[i] === _ ? arguments[position++] : boundArgs[i];
- }
- while (position < arguments.length) args.push(arguments[position++]);
- return executeBound(func, bound, this, this, args);
- };
- return bound;
- };
-
- // Bind a number of an object's methods to that object. Remaining arguments
- // are the method names to be bound. Useful for ensuring that all callbacks
- // defined on an object belong to it.
- _.bindAll = function(obj) {
- var i, length = arguments.length, key;
- if (length <= 1) throw new Error('bindAll must be passed function names');
- for (i = 1; i < length; i++) {
- key = arguments[i];
- obj[key] = _.bind(obj[key], obj);
- }
- return obj;
- };
-
- // Memoize an expensive function by storing its results.
- _.memoize = function(func, hasher) {
- var memoize = function(key) {
- var cache = memoize.cache;
- var address = '' + (hasher ? hasher.apply(this, arguments) : key);
- if (!_.has(cache, address)) cache[address] = func.apply(this, arguments);
- return cache[address];
- };
- memoize.cache = {};
- return memoize;
- };
-
- // Delays a function for the given number of milliseconds, and then calls
- // it with the arguments supplied.
- _.delay = function(func, wait) {
- var args = slice.call(arguments, 2);
- return setTimeout(function(){
- return func.apply(null, args);
- }, wait);
- };
-
- // Defers a function, scheduling it to run after the current call stack has
- // cleared.
- _.defer = _.partial(_.delay, _, 1);
-
- // Returns a function, that, when invoked, will only be triggered at most once
- // during a given window of time. Normally, the throttled function will run
- // as much as it can, without ever going more than once per `wait` duration;
- // but if you'd like to disable the execution on the leading edge, pass
- // `{leading: false}`. To disable execution on the trailing edge, ditto.
- _.throttle = function(func, wait, options) {
- var context, args, result;
- var timeout = null;
- var previous = 0;
- if (!options) options = {};
- var later = function() {
- previous = options.leading === false ? 0 : _.now();
- timeout = null;
- result = func.apply(context, args);
- if (!timeout) context = args = null;
- };
- return function() {
- var now = _.now();
- if (!previous && options.leading === false) previous = now;
- var remaining = wait - (now - previous);
- context = this;
- args = arguments;
- if (remaining <= 0 || remaining > wait) {
- if (timeout) {
- clearTimeout(timeout);
- timeout = null;
- }
- previous = now;
- result = func.apply(context, args);
- if (!timeout) context = args = null;
- } else if (!timeout && options.trailing !== false) {
- timeout = setTimeout(later, remaining);
- }
- return result;
- };
- };
-
- // Returns a function, that, as long as it continues to be invoked, will not
- // be triggered. The function will be called after it stops being called for
- // N milliseconds. If `immediate` is passed, trigger the function on the
- // leading edge, instead of the trailing.
- _.debounce = function(func, wait, immediate) {
- var timeout, args, context, timestamp, result;
-
- var later = function() {
- var last = _.now() - timestamp;
-
- if (last < wait && last >= 0) {
- timeout = setTimeout(later, wait - last);
- } else {
- timeout = null;
- if (!immediate) {
- result = func.apply(context, args);
- if (!timeout) context = args = null;
- }
- }
- };
-
- return function() {
- context = this;
- args = arguments;
- timestamp = _.now();
- var callNow = immediate && !timeout;
- if (!timeout) timeout = setTimeout(later, wait);
- if (callNow) {
- result = func.apply(context, args);
- context = args = null;
- }
-
- return result;
- };
- };
-
- // Returns the first function passed as an argument to the second,
- // allowing you to adjust arguments, run code before and after, and
- // conditionally execute the original function.
- _.wrap = function(func, wrapper) {
- return _.partial(wrapper, func);
- };
-
- // Returns a negated version of the passed-in predicate.
- _.negate = function(predicate) {
- return function() {
- return !predicate.apply(this, arguments);
- };
- };
-
- // Returns a function that is the composition of a list of functions, each
- // consuming the return value of the function that follows.
- _.compose = function() {
- var args = arguments;
- var start = args.length - 1;
- return function() {
- var i = start;
- var result = args[start].apply(this, arguments);
- while (i--) result = args[i].call(this, result);
- return result;
- };
- };
-
- // Returns a function that will only be executed on and after the Nth call.
- _.after = function(times, func) {
- return function() {
- if (--times < 1) {
- return func.apply(this, arguments);
- }
- };
- };
-
- // Returns a function that will only be executed up to (but not including) the Nth call.
- _.before = function(times, func) {
- var memo;
- return function() {
- if (--times > 0) {
- memo = func.apply(this, arguments);
- }
- if (times <= 1) func = null;
- return memo;
- };
- };
-
- // Returns a function that will be executed at most one time, no matter how
- // often you call it. Useful for lazy initialization.
- _.once = _.partial(_.before, 2);
-
- // Object Functions
- // ----------------
-
- // Keys in IE < 9 that won't be iterated by `for key in ...` and thus missed.
- var hasEnumBug = !{toString: null}.propertyIsEnumerable('toString');
- var nonEnumerableProps = ['valueOf', 'isPrototypeOf', 'toString',
- 'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString'];
-
- function collectNonEnumProps(obj, keys) {
- var nonEnumIdx = nonEnumerableProps.length;
- var constructor = obj.constructor;
- var proto = (_.isFunction(constructor) && constructor.prototype) || ObjProto;
-
- // Constructor is a special case.
- var prop = 'constructor';
- if (_.has(obj, prop) && !_.contains(keys, prop)) keys.push(prop);
-
- while (nonEnumIdx--) {
- prop = nonEnumerableProps[nonEnumIdx];
- if (prop in obj && obj[prop] !== proto[prop] && !_.contains(keys, prop)) {
- keys.push(prop);
- }
- }
- }
-
- // Retrieve the names of an object's own properties.
- // Delegates to **ECMAScript 5**'s native `Object.keys`
- _.keys = function(obj) {
- if (!_.isObject(obj)) return [];
- if (nativeKeys) return nativeKeys(obj);
- var keys = [];
- for (var key in obj) if (_.has(obj, key)) keys.push(key);
- // Ahem, IE < 9.
- if (hasEnumBug) collectNonEnumProps(obj, keys);
- return keys;
- };
-
- // Retrieve all the property names of an object.
- _.allKeys = function(obj) {
- if (!_.isObject(obj)) return [];
- var keys = [];
- for (var key in obj) keys.push(key);
- // Ahem, IE < 9.
- if (hasEnumBug) collectNonEnumProps(obj, keys);
- return keys;
- };
-
- // Retrieve the values of an object's properties.
- _.values = function(obj) {
- var keys = _.keys(obj);
- var length = keys.length;
- var values = Array(length);
- for (var i = 0; i < length; i++) {
- values[i] = obj[keys[i]];
- }
- return values;
- };
-
- // Returns the results of applying the iteratee to each element of the object
- // In contrast to _.map it returns an object
- _.mapObject = function(obj, iteratee, context) {
- iteratee = cb(iteratee, context);
- var keys = _.keys(obj),
- length = keys.length,
- results = {},
- currentKey;
- for (var index = 0; index < length; index++) {
- currentKey = keys[index];
- results[currentKey] = iteratee(obj[currentKey], currentKey, obj);
- }
- return results;
- };
-
- // Convert an object into a list of `[key, value]` pairs.
- _.pairs = function(obj) {
- var keys = _.keys(obj);
- var length = keys.length;
- var pairs = Array(length);
- for (var i = 0; i < length; i++) {
- pairs[i] = [keys[i], obj[keys[i]]];
- }
- return pairs;
- };
-
- // Invert the keys and values of an object. The values must be serializable.
- _.invert = function(obj) {
- var result = {};
- var keys = _.keys(obj);
- for (var i = 0, length = keys.length; i < length; i++) {
- result[obj[keys[i]]] = keys[i];
- }
- return result;
- };
-
- // Return a sorted list of the function names available on the object.
- // Aliased as `methods`
- _.functions = _.methods = function(obj) {
- var names = [];
- for (var key in obj) {
- if (_.isFunction(obj[key])) names.push(key);
- }
- return names.sort();
- };
-
- // Extend a given object with all the properties in passed-in object(s).
- _.extend = createAssigner(_.allKeys);
-
- // Assigns a given object with all the own properties in the passed-in object(s)
- // (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign)
- _.extendOwn = _.assign = createAssigner(_.keys);
-
- // Returns the first key on an object that passes a predicate test
- _.findKey = function(obj, predicate, context) {
- predicate = cb(predicate, context);
- var keys = _.keys(obj), key;
- for (var i = 0, length = keys.length; i < length; i++) {
- key = keys[i];
- if (predicate(obj[key], key, obj)) return key;
- }
- };
-
- // Return a copy of the object only containing the whitelisted properties.
- _.pick = function(object, oiteratee, context) {
- var result = {}, obj = object, iteratee, keys;
- if (obj == null) return result;
- if (_.isFunction(oiteratee)) {
- keys = _.allKeys(obj);
- iteratee = optimizeCb(oiteratee, context);
- } else {
- keys = flatten(arguments, false, false, 1);
- iteratee = function(value, key, obj) { return key in obj; };
- obj = Object(obj);
- }
- for (var i = 0, length = keys.length; i < length; i++) {
- var key = keys[i];
- var value = obj[key];
- if (iteratee(value, key, obj)) result[key] = value;
- }
- return result;
- };
-
- // Return a copy of the object without the blacklisted properties.
- _.omit = function(obj, iteratee, context) {
- if (_.isFunction(iteratee)) {
- iteratee = _.negate(iteratee);
- } else {
- var keys = _.map(flatten(arguments, false, false, 1), String);
- iteratee = function(value, key) {
- return !_.contains(keys, key);
- };
- }
- return _.pick(obj, iteratee, context);
- };
-
- // Fill in a given object with default properties.
- _.defaults = createAssigner(_.allKeys, true);
-
- // Creates an object that inherits from the given prototype object.
- // If additional properties are provided then they will be added to the
- // created object.
- _.create = function(prototype, props) {
- var result = baseCreate(prototype);
- if (props) _.extendOwn(result, props);
- return result;
- };
-
- // Create a (shallow-cloned) duplicate of an object.
- _.clone = function(obj) {
- if (!_.isObject(obj)) return obj;
- return _.isArray(obj) ? obj.slice() : _.extend({}, obj);
- };
-
- // Invokes interceptor with the obj, and then returns obj.
- // The primary purpose of this method is to "tap into" a method chain, in
- // order to perform operations on intermediate results within the chain.
- _.tap = function(obj, interceptor) {
- interceptor(obj);
- return obj;
- };
-
- // Returns whether an object has a given set of `key:value` pairs.
- _.isMatch = function(object, attrs) {
- var keys = _.keys(attrs), length = keys.length;
- if (object == null) return !length;
- var obj = Object(object);
- for (var i = 0; i < length; i++) {
- var key = keys[i];
- if (attrs[key] !== obj[key] || !(key in obj)) return false;
- }
- return true;
- };
-
-
- // Internal recursive comparison function for `isEqual`.
- var eq = function(a, b, aStack, bStack) {
- // Identical objects are equal. `0 === -0`, but they aren't identical.
- // See the [Harmony `egal` proposal](http://wiki.ecmascript.org/doku.php?id=harmony:egal).
- if (a === b) return a !== 0 || 1 / a === 1 / b;
- // A strict comparison is necessary because `null == undefined`.
- if (a == null || b == null) return a === b;
- // Unwrap any wrapped objects.
- if (a instanceof _) a = a._wrapped;
- if (b instanceof _) b = b._wrapped;
- // Compare `[[Class]]` names.
- var className = toString.call(a);
- if (className !== toString.call(b)) return false;
- switch (className) {
- // Strings, numbers, regular expressions, dates, and booleans are compared by value.
- case '[object RegExp]':
- // RegExps are coerced to strings for comparison (Note: '' + /a/i === '/a/i')
- case '[object String]':
- // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
- // equivalent to `new String("5")`.
- return '' + a === '' + b;
- case '[object Number]':
- // `NaN`s are equivalent, but non-reflexive.
- // Object(NaN) is equivalent to NaN
- if (+a !== +a) return +b !== +b;
- // An `egal` comparison is performed for other numeric values.
- return +a === 0 ? 1 / +a === 1 / b : +a === +b;
- case '[object Date]':
- case '[object Boolean]':
- // Coerce dates and booleans to numeric primitive values. Dates are compared by their
- // millisecond representations. Note that invalid dates with millisecond representations
- // of `NaN` are not equivalent.
- return +a === +b;
- }
-
- var areArrays = className === '[object Array]';
- if (!areArrays) {
- if (typeof a != 'object' || typeof b != 'object') return false;
-
- // Objects with different constructors are not equivalent, but `Object`s or `Array`s
- // from different frames are.
- var aCtor = a.constructor, bCtor = b.constructor;
- if (aCtor !== bCtor && !(_.isFunction(aCtor) && aCtor instanceof aCtor &&
- _.isFunction(bCtor) && bCtor instanceof bCtor)
- && ('constructor' in a && 'constructor' in b)) {
- return false;
- }
- }
- // Assume equality for cyclic structures. The algorithm for detecting cyclic
- // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.
-
- // Initializing stack of traversed objects.
- // It's done here since we only need them for objects and arrays comparison.
- aStack = aStack || [];
- bStack = bStack || [];
- var length = aStack.length;
- while (length--) {
- // Linear search. Performance is inversely proportional to the number of
- // unique nested structures.
- if (aStack[length] === a) return bStack[length] === b;
- }
-
- // Add the first object to the stack of traversed objects.
- aStack.push(a);
- bStack.push(b);
-
- // Recursively compare objects and arrays.
- if (areArrays) {
- // Compare array lengths to determine if a deep comparison is necessary.
- length = a.length;
- if (length !== b.length) return false;
- // Deep compare the contents, ignoring non-numeric properties.
- while (length--) {
- if (!eq(a[length], b[length], aStack, bStack)) return false;
- }
- } else {
- // Deep compare objects.
- var keys = _.keys(a), key;
- length = keys.length;
- // Ensure that both objects contain the same number of properties before comparing deep equality.
- if (_.keys(b).length !== length) return false;
- while (length--) {
- // Deep compare each member
- key = keys[length];
- if (!(_.has(b, key) && eq(a[key], b[key], aStack, bStack))) return false;
- }
- }
- // Remove the first object from the stack of traversed objects.
- aStack.pop();
- bStack.pop();
- return true;
- };
-
- // Perform a deep comparison to check if two objects are equal.
- _.isEqual = function(a, b) {
- return eq(a, b);
- };
-
- // Is a given array, string, or object empty?
- // An "empty" object has no enumerable own-properties.
- _.isEmpty = function(obj) {
- if (obj == null) return true;
- if (isArrayLike(obj) && (_.isArray(obj) || _.isString(obj) || _.isArguments(obj))) return obj.length === 0;
- return _.keys(obj).length === 0;
- };
-
- // Is a given value a DOM element?
- _.isElement = function(obj) {
- return !!(obj && obj.nodeType === 1);
- };
-
- // Is a given value an array?
- // Delegates to ECMA5's native Array.isArray
- _.isArray = nativeIsArray || function(obj) {
- return toString.call(obj) === '[object Array]';
- };
-
- // Is a given variable an object?
- _.isObject = function(obj) {
- var type = typeof obj;
- return type === 'function' || type === 'object' && !!obj;
- };
-
- // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError.
- _.each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp', 'Error'], function(name) {
- _['is' + name] = function(obj) {
- return toString.call(obj) === '[object ' + name + ']';
- };
- });
-
- // Define a fallback version of the method in browsers (ahem, IE < 9), where
- // there isn't any inspectable "Arguments" type.
- if (!_.isArguments(arguments)) {
- _.isArguments = function(obj) {
- return _.has(obj, 'callee');
- };
- }
-
- // Optimize `isFunction` if appropriate. Work around some typeof bugs in old v8,
- // IE 11 (#1621), and in Safari 8 (#1929).
- if (typeof /./ != 'function' && typeof Int8Array != 'object') {
- _.isFunction = function(obj) {
- return typeof obj == 'function' || false;
- };
- }
-
- // Is a given object a finite number?
- _.isFinite = function(obj) {
- return isFinite(obj) && !isNaN(parseFloat(obj));
- };
-
- // Is the given value `NaN`? (NaN is the only number which does not equal itself).
- _.isNaN = function(obj) {
- return _.isNumber(obj) && obj !== +obj;
- };
-
- // Is a given value a boolean?
- _.isBoolean = function(obj) {
- return obj === true || obj === false || toString.call(obj) === '[object Boolean]';
- };
-
- // Is a given value equal to null?
- _.isNull = function(obj) {
- return obj === null;
- };
-
- // Is a given variable undefined?
- _.isUndefined = function(obj) {
- return obj === void 0;
- };
-
- // Shortcut function for checking if an object has a given property directly
- // on itself (in other words, not on a prototype).
- _.has = function(obj, key) {
- return obj != null && hasOwnProperty.call(obj, key);
- };
-
- // Utility Functions
- // -----------------
-
- // Run Underscore.js in *noConflict* mode, returning the `_` variable to its
- // previous owner. Returns a reference to the Underscore object.
- _.noConflict = function() {
- root._ = previousUnderscore;
- return this;
- };
-
- // Keep the identity function around for default iteratees.
- _.identity = function(value) {
- return value;
- };
-
- // Predicate-generating functions. Often useful outside of Underscore.
- _.constant = function(value) {
- return function() {
- return value;
- };
- };
-
- _.noop = function(){};
-
- _.property = property;
-
- // Generates a function for a given object that returns a given property.
- _.propertyOf = function(obj) {
- return obj == null ? function(){} : function(key) {
- return obj[key];
- };
- };
-
- // Returns a predicate for checking whether an object has a given set of
- // `key:value` pairs.
- _.matcher = _.matches = function(attrs) {
- attrs = _.extendOwn({}, attrs);
- return function(obj) {
- return _.isMatch(obj, attrs);
- };
- };
-
- // Run a function **n** times.
- _.times = function(n, iteratee, context) {
- var accum = Array(Math.max(0, n));
- iteratee = optimizeCb(iteratee, context, 1);
- for (var i = 0; i < n; i++) accum[i] = iteratee(i);
- return accum;
- };
-
- // Return a random integer between min and max (inclusive).
- _.random = function(min, max) {
- if (max == null) {
- max = min;
- min = 0;
- }
- return min + Math.floor(Math.random() * (max - min + 1));
- };
-
- // A (possibly faster) way to get the current timestamp as an integer.
- _.now = Date.now || function() {
- return new Date().getTime();
- };
-
- // List of HTML entities for escaping.
- var escapeMap = {
- '&': '&',
- '<': '<',
- '>': '>',
- '"': '"',
- "'": ''',
- '`': '`'
- };
- var unescapeMap = _.invert(escapeMap);
-
- // Functions for escaping and unescaping strings to/from HTML interpolation.
- var createEscaper = function(map) {
- var escaper = function(match) {
- return map[match];
- };
- // Regexes for identifying a key that needs to be escaped
- var source = '(?:' + _.keys(map).join('|') + ')';
- var testRegexp = RegExp(source);
- var replaceRegexp = RegExp(source, 'g');
- return function(string) {
- string = string == null ? '' : '' + string;
- return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string;
- };
- };
- _.escape = createEscaper(escapeMap);
- _.unescape = createEscaper(unescapeMap);
-
- // If the value of the named `property` is a function then invoke it with the
- // `object` as context; otherwise, return it.
- _.result = function(object, property, fallback) {
- var value = object == null ? void 0 : object[property];
- if (value === void 0) {
- value = fallback;
- }
- return _.isFunction(value) ? value.call(object) : value;
- };
-
- // Generate a unique integer id (unique within the entire client session).
- // Useful for temporary DOM ids.
- var idCounter = 0;
- _.uniqueId = function(prefix) {
- var id = ++idCounter + '';
- return prefix ? prefix + id : id;
- };
-
- // By default, Underscore uses ERB-style template delimiters, change the
- // following template settings to use alternative delimiters.
- _.templateSettings = {
- evaluate : /<%([\s\S]+?)%>/g,
- interpolate : /<%=([\s\S]+?)%>/g,
- escape : /<%-([\s\S]+?)%>/g
- };
-
- // When customizing `templateSettings`, if you don't want to define an
- // interpolation, evaluation or escaping regex, we need one that is
- // guaranteed not to match.
- var noMatch = /(.)^/;
-
- // Certain characters need to be escaped so that they can be put into a
- // string literal.
- var escapes = {
- "'": "'",
- '\\': '\\',
- '\r': 'r',
- '\n': 'n',
- '\u2028': 'u2028',
- '\u2029': 'u2029'
- };
-
- var escaper = /\\|'|\r|\n|\u2028|\u2029/g;
-
- var escapeChar = function(match) {
- return '\\' + escapes[match];
- };
-
- // JavaScript micro-templating, similar to John Resig's implementation.
- // Underscore templating handles arbitrary delimiters, preserves whitespace,
- // and correctly escapes quotes within interpolated code.
- // NB: `oldSettings` only exists for backwards compatibility.
- _.template = function(text, settings, oldSettings) {
- if (!settings && oldSettings) settings = oldSettings;
- settings = _.defaults({}, settings, _.templateSettings);
-
- // Combine delimiters into one regular expression via alternation.
- var matcher = RegExp([
- (settings.escape || noMatch).source,
- (settings.interpolate || noMatch).source,
- (settings.evaluate || noMatch).source
- ].join('|') + '|$', 'g');
-
- // Compile the template source, escaping string literals appropriately.
- var index = 0;
- var source = "__p+='";
- text.replace(matcher, function(match, escape, interpolate, evaluate, offset) {
- source += text.slice(index, offset).replace(escaper, escapeChar);
- index = offset + match.length;
-
- if (escape) {
- source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'";
- } else if (interpolate) {
- source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'";
- } else if (evaluate) {
- source += "';\n" + evaluate + "\n__p+='";
- }
-
- // Adobe VMs need the match returned to produce the correct offest.
- return match;
- });
- source += "';\n";
-
- // If a variable is not specified, place data values in local scope.
- if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n';
-
- source = "var __t,__p='',__j=Array.prototype.join," +
- "print=function(){__p+=__j.call(arguments,'');};\n" +
- source + 'return __p;\n';
-
- try {
- var render = new Function(settings.variable || 'obj', '_', source);
- } catch (e) {
- e.source = source;
- throw e;
- }
-
- var template = function(data) {
- return render.call(this, data, _);
- };
-
- // Provide the compiled source as a convenience for precompilation.
- var argument = settings.variable || 'obj';
- template.source = 'function(' + argument + '){\n' + source + '}';
-
- return template;
- };
-
- // Add a "chain" function. Start chaining a wrapped Underscore object.
- _.chain = function(obj) {
- var instance = _(obj);
- instance._chain = true;
- return instance;
- };
-
- // OOP
- // ---------------
- // If Underscore is called as a function, it returns a wrapped object that
- // can be used OO-style. This wrapper holds altered versions of all the
- // underscore functions. Wrapped objects may be chained.
-
- // Helper function to continue chaining intermediate results.
- var result = function(instance, obj) {
- return instance._chain ? _(obj).chain() : obj;
- };
-
- // Add your own custom functions to the Underscore object.
- _.mixin = function(obj) {
- _.each(_.functions(obj), function(name) {
- var func = _[name] = obj[name];
- _.prototype[name] = function() {
- var args = [this._wrapped];
- push.apply(args, arguments);
- return result(this, func.apply(_, args));
- };
- });
- };
-
- // Add all of the Underscore functions to the wrapper object.
- _.mixin(_);
-
- // Add all mutator Array functions to the wrapper.
- _.each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) {
- var method = ArrayProto[name];
- _.prototype[name] = function() {
- var obj = this._wrapped;
- method.apply(obj, arguments);
- if ((name === 'shift' || name === 'splice') && obj.length === 0) delete obj[0];
- return result(this, obj);
- };
- });
-
- // Add all accessor Array functions to the wrapper.
- _.each(['concat', 'join', 'slice'], function(name) {
- var method = ArrayProto[name];
- _.prototype[name] = function() {
- return result(this, method.apply(this._wrapped, arguments));
- };
- });
-
- // Extracts the result from a wrapped and chained object.
- _.prototype.value = function() {
- return this._wrapped;
- };
-
- // Provide unwrapping proxy for some methods used in engine operations
- // such as arithmetic and JSON stringification.
- _.prototype.valueOf = _.prototype.toJSON = _.prototype.value;
-
- _.prototype.toString = function() {
- return '' + this._wrapped;
- };
-
- // AMD registration happens at the end for compatibility with AMD loaders
- // that may not enforce next-turn semantics on modules. Even though general
- // practice for AMD registration is to be anonymous, underscore registers
- // as a named module because, like jQuery, it is a base library that is
- // popular enough to be bundled in a third party lib, but not be part of
- // an AMD load request. Those cases could generate an error when an
- // anonymous define() is called outside of a loader request.
- if (true) {
- !(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = (function() {
- return _;
- }).apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__),
- __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
- }
-}.call(this));
-
-
-/***/ }),
-/* 26 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-
-var _promisePolyfill = __webpack_require__(77);
-
-var _promisePolyfill2 = _interopRequireDefault(_promisePolyfill);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-window.Promise = window.Promise || _promisePolyfill2.default;
-
-exports.default = typeof fetch == 'function' ? fetch.bind() : function (url, options) {
- return new _promisePolyfill2.default(function (res, rej) {
- var req = new XMLHttpRequest();
- req.open(options.method || 'get', url);
- req.withCredentials = options.credentials == 'include';
-
- for (var k in options.headers || {}) {
- req.setRequestHeader(k, options.headers[k]);
- }
-
- req.onload = function (e) {
- return res({
- status: req.status,
- statusText: req.statusText,
- text: function text() {
- return _promisePolyfill2.default.resolve(req.responseText);
- }
- });
- };
- req.onerror = rej;
-
- // Actually, fetch doesn't support onProgress feature
- if (req.upload && options.onProgress) {
- req.upload.onprogress = options.onProgress;
- }
-
- // Include body only if present
- options.body ? req.send(options.body) : req.send();
- });
-};
-
-/***/ }),
-/* 27 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-module.exports = function (config) {
- var TEXT_NODE = 'span';
- var c = config;
- var modelAttrStart = 'data-gjs-';
-
- return {
- compTypes: '',
-
- /**
- * Parse style string to object
- * @param {string} str
- * @return {Object}
- * @example
- * var stl = ParserHtml.parseStyle('color:black; width:100px; test:value;');
- * console.log(stl);
- * // {color: 'black', width: '100px', test: 'value'}
- */
- parseStyle: function parseStyle(str) {
- var result = {};
- var decls = str.split(';');
- for (var i = 0, len = decls.length; i < len; i++) {
- var decl = decls[i].trim();
- if (!decl) continue;
- var prop = decl.split(':');
- result[prop[0].trim()] = prop.slice(1).join(':').trim();
- }
- return result;
- },
-
-
- /**
- * Parse class string to array
- * @param {string} str
- * @return {Array}
- * @example
- * var res = ParserHtml.parseClass('test1 test2 test3');
- * console.log(res);
- * // ['test1', 'test2', 'test3']
- */
- parseClass: function parseClass(str) {
- var result = [];
- var cls = str.split(' ');
- for (var i = 0, len = cls.length; i < len; i++) {
- var cl = cls[i].trim();
- if (!cl) continue;
- result.push(cl);
- }
- return result;
- },
-
-
- /**
- * Get data from the node element
- * @param {HTMLElement} el DOM element to traverse
- * @return {Array