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Code Issues Releases Wiki Activity

Added terminal sizing support.

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This commit is contained in:
Ylian Saint-Hilaire 2019-06-05 13:28:43 -07:00
parent ff9e92ccc8
commit 2d86b614d6
4 changed files with 81 additions and 38 deletions
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36
public/scripts/amt-terminal-0.0.2.js
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@ -5,9 +5,10 @@
*/
// https://invisible-island.net/xterm/ctlseqs/ctlseqs.html
// https://www.x.org/docs/xterm/ctlseqs.pdf
// Construct a MeshServer object
var CreateAmtRemoteTerminal = function (divid) {
var CreateAmtRemoteTerminal = function (divid, options) {
var obj = {};
obj.DivId = divid;
obj.DivElement = document.getElementById(divid);
@ -44,7 +45,7 @@ var CreateAmtRemoteTerminal = function (divid) {
var _VTREVERSE = 2;
var _backSpaceErase = false;
var _cursorVisible = true;
var _scrollRegion = [0, 24];
var _scrollRegion;
var _altKeypadMode = false;
var scrollBackBuffer = [];
obj.title = null;
@ -64,7 +65,9 @@ var CreateAmtRemoteTerminal = function (divid) {
obj.TermDraw();
}
obj.xxStateChange = function(newstate) { }
obj.xxStateChange = function (newstate) {
if ((newstate == 3) && (options != null) && (options.xterm == true)) { obj.TermSendKeys('stty rows ' + obj.height + ' cols ' + obj.width + '\nclear\n'); }
}
obj.ProcessData = function (str) {
if (obj.debugmode == 2) { console.log("TRecv(" + str.length + "): " + rstr2hex(str)); }
@ -250,14 +253,14 @@ var CreateAmtRemoteTerminal = function (divid) {
if (argslen == 1) {
_termx = args[0] - 1;
if (_termx < 0) _termx = 0;
if (_termx > 79) _termx = 79;
if (_termx > (obj.width - 1)) _termx = (obj.width - 1);
}
break;
case 'P': // Delete X Character(s), default 1 char
var x = 1;
if (argslen == 1) { x = args[0]; }
for (i = _termx; i < 80 - x; i++) { _tscreen[_termy][i] = _tscreen[_termy][i + x]; _scratt[_termy][i] = _scratt[_termy][i + x]; }
for (i = (80 - x); i < 80; i++) { _tscreen[_termy][i] = ' '; _scratt[_termy][i] = (7 << 6); }
for (i = _termx; i < obj.width - x; i++) { _tscreen[_termy][i] = _tscreen[_termy][i + x]; _scratt[_termy][i] = _scratt[_termy][i + x]; }
for (i = (obj.width - x); i < obj.width; i++) { _tscreen[_termy][i] = ' '; _scratt[_termy][i] = (7 << 6); }
break;
case 'L': // Insert X Line(s), default 1 char
var linecount = 1;
@ -369,9 +372,9 @@ var CreateAmtRemoteTerminal = function (divid) {
case 'r': // Set the scroll region
if (argslen == 2) { _scrollRegion = [args[0] - 1, args[1] - 1]; }
if (_scrollRegion[0] < 0) { _scrollRegion[0] = 0; }
if (_scrollRegion[0] > 24) { _scrollRegion[0] = 24; }
if (_scrollRegion[0] > (obj.height - 1)) { _scrollRegion[0] = (obj.height - 1); }
if (_scrollRegion[1] < 0) { _scrollRegion[1] = 0; }
if (_scrollRegion[1] > 24) { _scrollRegion[1] = 24; }
if (_scrollRegion[1] > (obj.height - 1)) { _scrollRegion[1] = (obj.height - 1); }
if (_scrollRegion[0] > _scrollRegion[1]) { _scrollRegion[0] = _scrollRegion[1]; }
break;
case 'S': // Scroll up the scroll region X lines, default 1
@ -597,7 +600,7 @@ var CreateAmtRemoteTerminal = function (divid) {
_TermLineWrap = _cursorVisible = true;
_termx = _termy = 0;
_backSpaceErase = false;
_scrollRegion = [0, 24];
_scrollRegion = [0, (obj.height - 1)];
_altKeypadMode = false;
obj.TermClear(7 << 6);
}
@ -626,8 +629,8 @@ var CreateAmtRemoteTerminal = function (divid) {
}
}
obj.TermSendKeys = function (keys) { if (obj.debugmode == 2) { console.log("TSend(" + keys.length + "): " + rstr2hex(keys)); } obj.parent.send(keys); }
obj.TermSendKey = function (key) { if (obj.debugmode == 2) { console.log("TSend(1): " + rstr2hex(String.fromCharCode(key))); } obj.parent.send(String.fromCharCode(key)); }
obj.TermSendKeys = function (keys) { if (obj.debugmode == 2) { console.log("TSend(" + keys.length + "): " + rstr2hex(keys), keys); } obj.parent.send(keys); }
obj.TermSendKey = function (key) { if (obj.debugmode == 2) { console.log("TSend(1): " + rstr2hex(String.fromCharCode(key)), key); } obj.parent.send(String.fromCharCode(key)); }
function _TermMoveUp(linecount) {
var x, y;
@ -730,7 +733,6 @@ var CreateAmtRemoteTerminal = function (divid) {
buf = r[0];
closetag = r[1];
scrollBackBuffer.push(buf + closetag + '<br>');
if (scrollBackBuffer.length > 800) { scrollBackBuffer = scrollBackBuffer.slice(0, 800); }
}
obj.TermDrawLine = function (buf, y, closetag) {
@ -771,8 +773,8 @@ var CreateAmtRemoteTerminal = function (divid) {
if (y != (obj.height - 1)) buf += '<br>';
}
var backbuffer = '';
for (var i in scrollBackBuffer) { backbuffer += scrollBackBuffer[i]; }
if (scrollBackBuffer.length > 800) { scrollBackBuffer = scrollBackBuffer.slice(scrollBackBuffer.length - 800); }
var backbuffer = scrollBackBuffer.join('');
obj.DivElement.innerHTML = "<font size='4'><b>" + backbuffer + buf + closetag + "</b></font>";
obj.DivElement.scrollTop = obj.DivElement.scrollHeight;
if (obj.heightLock == 0) { setTimeout(obj.TermLockHeight, 10); }
@ -785,7 +787,9 @@ var CreateAmtRemoteTerminal = function (divid) {
}
obj.TermInit = function () { obj.TermResetScreen(); }
obj.Init();
obj.heightLock = 0;
obj.DivElement.style['height'] = '';
if ((options != null) && (options.width != null) && (options.height != null)) { obj.Init(options.width, options.height); } else { obj.Init(); }
return obj;
}