]>
Commit | Line | Data |
---|---|---|
8bc844c0 | 1 | /** |
5af18f8e PK |
2 | * xterm.js: xterm, in the browser |
3 | * Copyright (c) 2014, sourceLair Limited (www.sourcelair.com (MIT License) | |
6cc8b3cd CJ |
4 | * Copyright (c) 2012-2013, Christopher Jeffrey (MIT License) |
5 | * https://github.com/chjj/term.js | |
8bc844c0 CJ |
6 | * |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
8 | * of this software and associated documentation files (the "Software"), to deal | |
9 | * in the Software without restriction, including without limitation the rights | |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the Software is | |
12 | * furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
20 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
23 | * THE SOFTWARE. | |
24 | * | |
25 | * Originally forked from (with the author's permission): | |
26 | * Fabrice Bellard's javascript vt100 for jslinux: | |
27 | * http://bellard.org/jslinux/ | |
28 | * Copyright (c) 2011 Fabrice Bellard | |
29 | * The original design remains. The terminal itself | |
30 | * has been extended to include xterm CSI codes, among | |
31 | * other features. | |
32 | */ | |
33 | ||
3f455f90 | 34 | (function (xterm) { |
6a87253d AO |
35 | if (typeof exports === 'object' && typeof module === 'object') { |
36 | /* | |
bd215861 | 37 | * CommonJS environment |
6a87253d AO |
38 | */ |
39 | module.exports = xterm.call(this); | |
40 | } else if (typeof define == 'function') { | |
3f455f90 PK |
41 | /* |
42 | * Require.js is available | |
43 | */ | |
87979aee | 44 | define([], xterm.bind(window)); |
3f455f90 PK |
45 | } else { |
46 | /* | |
47 | * Plain browser environment | |
987f09d8 | 48 | */ |
3f455f90 PK |
49 | this.Xterm = xterm.call(this); |
50 | this.Terminal = this.Xterm; /* Backwards compatibility with term.js */ | |
51 | } | |
52 | })(function() { | |
53 | /** | |
54 | * Terminal Emulation References: | |
55 | * http://vt100.net/ | |
56 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.txt | |
57 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html | |
58 | * http://invisible-island.net/vttest/ | |
59 | * http://www.inwap.com/pdp10/ansicode.txt | |
60 | * http://linux.die.net/man/4/console_codes | |
61 | * http://linux.die.net/man/7/urxvt | |
62 | */ | |
63 | ||
64 | 'use strict'; | |
65 | ||
66 | /** | |
67 | * Shared | |
68 | */ | |
69 | ||
70 | var window = this, document = this.document; | |
71 | ||
72 | /** | |
73 | * EventEmitter | |
74 | */ | |
75 | ||
76 | function EventEmitter() { | |
77 | this._events = this._events || {}; | |
78 | } | |
8bc844c0 | 79 | |
3f455f90 PK |
80 | EventEmitter.prototype.addListener = function(type, listener) { |
81 | this._events[type] = this._events[type] || []; | |
82 | this._events[type].push(listener); | |
83 | }; | |
8bc844c0 | 84 | |
3f455f90 | 85 | EventEmitter.prototype.on = EventEmitter.prototype.addListener; |
8bc844c0 | 86 | |
3f455f90 PK |
87 | EventEmitter.prototype.removeListener = function(type, listener) { |
88 | if (!this._events[type]) return; | |
8bc844c0 | 89 | |
3f455f90 PK |
90 | var obj = this._events[type] |
91 | , i = obj.length; | |
8bc844c0 | 92 | |
3f455f90 PK |
93 | while (i--) { |
94 | if (obj[i] === listener || obj[i].listener === listener) { | |
95 | obj.splice(i, 1); | |
96 | return; | |
97 | } | |
98 | } | |
99 | }; | |
100 | ||
101 | EventEmitter.prototype.off = EventEmitter.prototype.removeListener; | |
8bc844c0 | 102 | |
3f455f90 PK |
103 | EventEmitter.prototype.removeAllListeners = function(type) { |
104 | if (this._events[type]) delete this._events[type]; | |
105 | }; | |
8bc844c0 | 106 | |
3f455f90 | 107 | EventEmitter.prototype.once = function(type, listener) { |
6406a88d | 108 | var self = this; |
3f455f90 PK |
109 | function on() { |
110 | var args = Array.prototype.slice.call(arguments); | |
fc7b22dc DI |
111 | this.removeListener(type, on); |
112 | return listener.apply(this, args); | |
3f455f90 PK |
113 | } |
114 | on.listener = listener; | |
115 | return this.on(type, on); | |
116 | }; | |
8bc844c0 | 117 | |
3f455f90 PK |
118 | EventEmitter.prototype.emit = function(type) { |
119 | if (!this._events[type]) return; | |
8bc844c0 | 120 | |
3f455f90 PK |
121 | var args = Array.prototype.slice.call(arguments, 1) |
122 | , obj = this._events[type] | |
123 | , l = obj.length | |
124 | , i = 0; | |
8bc844c0 | 125 | |
3f455f90 PK |
126 | for (; i < l; i++) { |
127 | obj[i].apply(this, args); | |
128 | } | |
129 | }; | |
8bc844c0 | 130 | |
3f455f90 PK |
131 | EventEmitter.prototype.listeners = function(type) { |
132 | return this._events[type] = this._events[type] || []; | |
133 | }; | |
8bc844c0 | 134 | |
8bc844c0 | 135 | |
3f455f90 PK |
136 | /** |
137 | * States | |
138 | */ | |
139 | var normal = 0, escaped = 1, csi = 2, osc = 3, charset = 4, dcs = 5, ignore = 6; | |
8bc844c0 | 140 | |
3f455f90 PK |
141 | /** |
142 | * Terminal | |
143 | */ | |
8bc844c0 | 144 | |
fd5be55d DI |
145 | /** |
146 | * Creates a new `Terminal` object. | |
147 | * | |
148 | * @param {object} options An object containing a set of options, the available options are: | |
149 | * - cursorBlink (boolean): Whether the terminal cursor blinks | |
150 | * | |
151 | * @public | |
107d1a14 PK |
152 | * @class Xterm Xterm |
153 | * @alias module:xterm/src/xterm | |
fd5be55d | 154 | */ |
3f455f90 PK |
155 | function Terminal(options) { |
156 | var self = this; | |
8bc844c0 | 157 | |
3f455f90 PK |
158 | if (!(this instanceof Terminal)) { |
159 | return new Terminal(arguments[0], arguments[1], arguments[2]); | |
160 | } | |
8bc844c0 | 161 | |
3f455f90 | 162 | self.cancel = Terminal.cancel; |
8bc844c0 | 163 | |
3f455f90 | 164 | EventEmitter.call(this); |
8bc844c0 | 165 | |
3f455f90 PK |
166 | if (typeof options === 'number') { |
167 | options = { | |
168 | cols: arguments[0], | |
169 | rows: arguments[1], | |
170 | handler: arguments[2] | |
171 | }; | |
172 | } | |
5fd1948b | 173 | |
3f455f90 | 174 | options = options || {}; |
8bc844c0 | 175 | |
8bc844c0 | 176 | |
3f455f90 PK |
177 | Object.keys(Terminal.defaults).forEach(function(key) { |
178 | if (options[key] == null) { | |
179 | options[key] = Terminal.options[key]; | |
86dad1b0 | 180 | |
3f455f90 PK |
181 | if (Terminal[key] !== Terminal.defaults[key]) { |
182 | options[key] = Terminal[key]; | |
183 | } | |
184 | } | |
185 | self[key] = options[key]; | |
186 | }); | |
91273161 | 187 | |
3f455f90 PK |
188 | if (options.colors.length === 8) { |
189 | options.colors = options.colors.concat(Terminal._colors.slice(8)); | |
190 | } else if (options.colors.length === 16) { | |
191 | options.colors = options.colors.concat(Terminal._colors.slice(16)); | |
192 | } else if (options.colors.length === 10) { | |
193 | options.colors = options.colors.slice(0, -2).concat( | |
194 | Terminal._colors.slice(8, -2), options.colors.slice(-2)); | |
195 | } else if (options.colors.length === 18) { | |
196 | options.colors = options.colors.concat( | |
197 | Terminal._colors.slice(16, -2), options.colors.slice(-2)); | |
198 | } | |
199 | this.colors = options.colors; | |
8bc844c0 | 200 | |
3f455f90 | 201 | this.options = options; |
91273161 | 202 | |
3f455f90 PK |
203 | // this.context = options.context || window; |
204 | // this.document = options.document || document; | |
205 | this.parent = options.body || options.parent | |
206 | || (document ? document.getElementsByTagName('body')[0] : null); | |
5fd1948b | 207 | |
3f455f90 PK |
208 | this.cols = options.cols || options.geometry[0]; |
209 | this.rows = options.rows || options.geometry[1]; | |
210 | ||
211 | if (options.handler) { | |
212 | this.on('data', options.handler); | |
213 | } | |
214 | ||
df268ad5 DI |
215 | /** |
216 | * The scroll position of the y cursor, ie. ybase + y = the y position within the entire | |
87c9370e | 217 | * buffer |
df268ad5 | 218 | */ |
3f455f90 | 219 | this.ybase = 0; |
df268ad5 DI |
220 | |
221 | /** | |
222 | * The scroll position of the viewport | |
223 | */ | |
3f455f90 | 224 | this.ydisp = 0; |
df268ad5 DI |
225 | |
226 | /** | |
227 | * The cursor's x position after ybase | |
228 | */ | |
3f455f90 | 229 | this.x = 0; |
df268ad5 DI |
230 | |
231 | /** | |
232 | * The cursor's y position after ybase | |
233 | */ | |
3f455f90 | 234 | this.y = 0; |
df268ad5 | 235 | |
af29effb DI |
236 | /** |
237 | * Used to debounce the refresh function | |
238 | */ | |
239 | this.isRefreshing = false; | |
240 | ||
26af6ffd DI |
241 | // Whether input composition is currently happening, eg. via a mobile keyboard, speech input |
242 | // or IME. This variable determines whether the compositionText should be displayed on the UI. | |
243 | this.isComposing = false; | |
244 | ||
245 | // The input currently being composed, eg. via a mobile keyboard, speech input or IME. | |
246 | this.compositionText = null; | |
247 | ||
248 | this.compositionPosition = { start: null, end: null }; | |
249 | ||
af29effb DI |
250 | /** |
251 | * Whether there is a full terminal refresh queued | |
252 | */ | |
af29effb | 253 | |
3f455f90 PK |
254 | this.cursorState = 0; |
255 | this.cursorHidden = false; | |
256 | this.convertEol; | |
257 | this.state = 0; | |
258 | this.queue = ''; | |
259 | this.scrollTop = 0; | |
260 | this.scrollBottom = this.rows - 1; | |
261 | ||
262 | // modes | |
263 | this.applicationKeypad = false; | |
264 | this.applicationCursor = false; | |
265 | this.originMode = false; | |
266 | this.insertMode = false; | |
4afa08da | 267 | this.wraparoundMode = true; // defaults: xterm - true, vt100 - false |
3f455f90 PK |
268 | this.normal = null; |
269 | ||
270 | // charset | |
271 | this.charset = null; | |
272 | this.gcharset = null; | |
273 | this.glevel = 0; | |
274 | this.charsets = [null]; | |
275 | ||
276 | // mouse properties | |
277 | this.decLocator; | |
278 | this.x10Mouse; | |
279 | this.vt200Mouse; | |
280 | this.vt300Mouse; | |
281 | this.normalMouse; | |
282 | this.mouseEvents; | |
283 | this.sendFocus; | |
284 | this.utfMouse; | |
285 | this.sgrMouse; | |
286 | this.urxvtMouse; | |
287 | ||
288 | // misc | |
289 | this.element; | |
290 | this.children; | |
291 | this.refreshStart; | |
292 | this.refreshEnd; | |
293 | this.savedX; | |
294 | this.savedY; | |
295 | this.savedCols; | |
296 | ||
297 | // stream | |
298 | this.readable = true; | |
299 | this.writable = true; | |
300 | ||
301 | this.defAttr = (0 << 18) | (257 << 9) | (256 << 0); | |
302 | this.curAttr = this.defAttr; | |
303 | ||
304 | this.params = []; | |
305 | this.currentParam = 0; | |
306 | this.prefix = ''; | |
307 | this.postfix = ''; | |
308 | ||
e3126ba3 JB |
309 | // leftover surrogate high from previous write invocation |
310 | this.surrogate_high = ''; | |
874ba72f | 311 | |
df268ad5 DI |
312 | /** |
313 | * An array of all lines in the entire buffer, including the prompt. The lines are array of | |
314 | * characters which are 2-length arrays where [0] is an attribute and [1] is the character. | |
315 | */ | |
3f455f90 PK |
316 | this.lines = []; |
317 | var i = this.rows; | |
318 | while (i--) { | |
319 | this.lines.push(this.blankLine()); | |
86dad1b0 | 320 | } |
3f455f90 PK |
321 | |
322 | this.tabs; | |
323 | this.setupStops(); | |
86dad1b0 | 324 | } |
8bc844c0 | 325 | |
3f455f90 | 326 | inherits(Terminal, EventEmitter); |
8bc844c0 | 327 | |
107d1a14 PK |
328 | /** |
329 | * | |
330 | * back_color_erase feature for xterm. | |
107d1a14 | 331 | */ |
3f455f90 PK |
332 | Terminal.prototype.eraseAttr = function() { |
333 | // if (this.is('screen')) return this.defAttr; | |
334 | return (this.defAttr & ~0x1ff) | (this.curAttr & 0x1ff); | |
335 | }; | |
a68c8336 | 336 | |
3f455f90 PK |
337 | /** |
338 | * Colors | |
339 | */ | |
340 | ||
341 | // Colors 0-15 | |
342 | Terminal.tangoColors = [ | |
343 | // dark: | |
344 | '#2e3436', | |
345 | '#cc0000', | |
346 | '#4e9a06', | |
347 | '#c4a000', | |
348 | '#3465a4', | |
349 | '#75507b', | |
350 | '#06989a', | |
351 | '#d3d7cf', | |
352 | // bright: | |
353 | '#555753', | |
354 | '#ef2929', | |
355 | '#8ae234', | |
356 | '#fce94f', | |
357 | '#729fcf', | |
358 | '#ad7fa8', | |
359 | '#34e2e2', | |
360 | '#eeeeec' | |
361 | ]; | |
362 | ||
363 | // Colors 0-15 + 16-255 | |
364 | // Much thanks to TooTallNate for writing this. | |
365 | Terminal.colors = (function() { | |
366 | var colors = Terminal.tangoColors.slice() | |
367 | , r = [0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff] | |
368 | , i; | |
369 | ||
370 | // 16-231 | |
371 | i = 0; | |
372 | for (; i < 216; i++) { | |
373 | out(r[(i / 36) % 6 | 0], r[(i / 6) % 6 | 0], r[i % 6]); | |
374 | } | |
8bc844c0 | 375 | |
3f455f90 PK |
376 | // 232-255 (grey) |
377 | i = 0; | |
378 | for (; i < 24; i++) { | |
379 | r = 8 + i * 10; | |
380 | out(r, r, r); | |
381 | } | |
8bc844c0 | 382 | |
3f455f90 PK |
383 | function out(r, g, b) { |
384 | colors.push('#' + hex(r) + hex(g) + hex(b)); | |
385 | } | |
8bc844c0 | 386 | |
3f455f90 PK |
387 | function hex(c) { |
388 | c = c.toString(16); | |
389 | return c.length < 2 ? '0' + c : c; | |
390 | } | |
8bc844c0 | 391 | |
3f455f90 PK |
392 | return colors; |
393 | })(); | |
3b322929 | 394 | |
3f455f90 | 395 | Terminal._colors = Terminal.colors.slice(); |
31161ffe | 396 | |
3f455f90 PK |
397 | Terminal.vcolors = (function() { |
398 | var out = [] | |
399 | , colors = Terminal.colors | |
400 | , i = 0 | |
401 | , color; | |
8bc844c0 | 402 | |
3f455f90 PK |
403 | for (; i < 256; i++) { |
404 | color = parseInt(colors[i].substring(1), 16); | |
405 | out.push([ | |
406 | (color >> 16) & 0xff, | |
407 | (color >> 8) & 0xff, | |
408 | color & 0xff | |
409 | ]); | |
410 | } | |
5fd1948b | 411 | |
3f455f90 PK |
412 | return out; |
413 | })(); | |
414 | ||
415 | /** | |
416 | * Options | |
417 | */ | |
418 | ||
419 | Terminal.defaults = { | |
420 | colors: Terminal.colors, | |
421 | theme: 'default', | |
422 | convertEol: false, | |
423 | termName: 'xterm', | |
424 | geometry: [80, 24], | |
425 | cursorBlink: false, | |
426 | visualBell: false, | |
427 | popOnBell: false, | |
428 | scrollback: 1000, | |
429 | screenKeys: false, | |
430 | debug: false, | |
431 | cancelEvents: false | |
432 | // programFeatures: false, | |
433 | // focusKeys: false, | |
434 | }; | |
cc7f4d0d | 435 | |
3f455f90 | 436 | Terminal.options = {}; |
cd956bca | 437 | |
7988f634 SS |
438 | Terminal.focus = null; |
439 | ||
3f455f90 PK |
440 | each(keys(Terminal.defaults), function(key) { |
441 | Terminal[key] = Terminal.defaults[key]; | |
442 | Terminal.options[key] = Terminal.defaults[key]; | |
443 | }); | |
444 | ||
445 | /** | |
a6e85ad5 | 446 | * Focus the terminal. Delegates focus handling to the terminal's DOM element. |
3f455f90 PK |
447 | */ |
448 | Terminal.prototype.focus = function() { | |
fc7b22dc DI |
449 | if (document.activeElement === this.textarea) { |
450 | return; | |
451 | } | |
452 | ||
453 | if (this.sendFocus) { | |
454 | this.send('\x1b[I'); | |
455 | } | |
456 | ||
aaedcfc7 | 457 | this.element.classList.add('focus'); |
fc7b22dc DI |
458 | this.showCursor(); |
459 | this.textarea.focus(); | |
460 | Terminal.focus = this; | |
a6e85ad5 | 461 | }; |
8bc844c0 | 462 | |
a6e85ad5 PK |
463 | /** |
464 | * Binds the desired focus behavior on a given terminal object. | |
465 | * | |
466 | * @static | |
467 | */ | |
468 | Terminal.bindFocus = function (term) { | |
469 | on(term.element, 'focus', function (ev) { | |
470 | if (term.sendFocus) { | |
471 | term.send('\x1b[I'); | |
472 | } | |
8bc844c0 | 473 | |
a6e85ad5 PK |
474 | term.showCursor(); |
475 | Terminal.focus = term; | |
476 | term.emit('focus', {terminal: term}); | |
477 | }); | |
3f455f90 | 478 | }; |
8bc844c0 | 479 | |
a6e85ad5 PK |
480 | /** |
481 | * Blur the terminal. Delegates blur handling to the terminal's DOM element. | |
a6e85ad5 | 482 | */ |
3f455f90 | 483 | Terminal.prototype.blur = function() { |
fc7b22dc DI |
484 | if (Terminal.focus !== this) { |
485 | return; | |
486 | } | |
487 | ||
aaedcfc7 | 488 | this.element.classList.remove('focus'); |
fc7b22dc DI |
489 | this.cursorState = 0; |
490 | this.refresh(this.y, this.y); | |
491 | this.textarea.blur(); | |
492 | if (this.sendFocus) { | |
493 | this.send('\x1b[0]'); | |
494 | } | |
495 | Terminal.focus = null; | |
a6e85ad5 | 496 | }; |
8bc844c0 | 497 | |
a6e85ad5 PK |
498 | /** |
499 | * Binds the desired blur behavior on a given terminal object. | |
500 | * | |
501 | * @static | |
502 | */ | |
503 | Terminal.bindBlur = function (term) { | |
504 | on(term.element, 'blur', function (ev) { | |
505 | if (term.sendFocus) { | |
506 | term.send('\x1b[O'); | |
507 | } | |
508 | Terminal.focus = null; | |
509 | term.emit('blur', {terminal: term}); | |
510 | }); | |
3f455f90 | 511 | }; |
8bc844c0 | 512 | |
3f455f90 PK |
513 | /** |
514 | * Initialize default behavior | |
515 | */ | |
3f455f90 | 516 | Terminal.prototype.initGlobal = function() { |
c02cc844 | 517 | Terminal.bindPaste(this); |
fc7b22dc | 518 | Terminal.bindKeys(this); |
3f455f90 PK |
519 | Terminal.bindCopy(this); |
520 | }; | |
8bc844c0 | 521 | |
3f455f90 | 522 | /** |
64721687 PK |
523 | * Bind to paste event and allow both keyboard and right-click pasting, without having the |
524 | * contentEditable value set to true. | |
3f455f90 PK |
525 | */ |
526 | Terminal.bindPaste = function(term) { | |
fc7b22dc DI |
527 | on([term.textarea, term.element], 'paste', function(ev) { |
528 | ev.stopPropagation(); | |
3f455f90 PK |
529 | if (ev.clipboardData) { |
530 | var text = ev.clipboardData.getData('text/plain'); | |
531 | term.handler(text); | |
fc7b22dc DI |
532 | term.textarea.value = ''; |
533 | return term.cancel(ev); | |
3f455f90 | 534 | } |
3f455f90 | 535 | }); |
3f455f90 | 536 | }; |
8bc844c0 | 537 | |
00f4232e PK |
538 | /** |
539 | * Prepares text copied from terminal selection, to be saved in the clipboard by: | |
540 | * 1. stripping all trailing white spaces | |
541 | * 2. converting all non-breaking spaces to regular spaces | |
542 | * @param {string} text The copied text that needs processing for storing in clipboard | |
fed92ac5 | 543 | * @returns {string} |
00f4232e PK |
544 | * @static |
545 | */ | |
546 | Terminal.prepareCopiedTextForClipboard = function (text) { | |
547 | var space = String.fromCharCode(32), | |
548 | nonBreakingSpace = String.fromCharCode(160), | |
549 | allNonBreakingSpaces = new RegExp(nonBreakingSpace, 'g'), | |
550 | processedText = text.split('\n').map(function (line) { | |
551 | /** | |
552 | * Strip all trailing white spaces and convert all non-breaking spaces to regular | |
553 | * spaces. | |
554 | */ | |
555 | var processedLine = line.replace(/\s+$/g, '').replace(allNonBreakingSpaces, space); | |
556 | ||
557 | return processedLine; | |
558 | }).join('\n'); | |
559 | ||
560 | return processedText; | |
561 | }; | |
8bc844c0 | 562 | |
c02cc844 | 563 | /** |
fc7b22dc | 564 | * Apply key handling to the terminal |
3f455f90 | 565 | */ |
fc7b22dc DI |
566 | Terminal.bindKeys = function(term) { |
567 | on(term.element, 'keydown', function(ev) { | |
568 | if (document.activeElement != this) { | |
569 | return; | |
570 | } | |
571 | term.keyDown(ev); | |
572 | }, true); | |
00f4232e | 573 | |
fc7b22dc DI |
574 | on(term.element, 'keypress', function(ev) { |
575 | if (document.activeElement != this) { | |
576 | return; | |
577 | } | |
578 | term.keyPress(ev); | |
579 | }, true); | |
8bc844c0 | 580 | |
fc7b22dc | 581 | on(term.element, 'keyup', term.focus.bind(term)); |
8bc844c0 | 582 | |
fc7b22dc DI |
583 | on(term.textarea, 'keydown', function(ev) { |
584 | term.keyDown(ev); | |
585 | }, true); | |
8bc844c0 | 586 | |
fc7b22dc DI |
587 | on(term.textarea, 'keypress', function(ev) { |
588 | term.keyPress(ev); | |
589 | // Truncate the textarea's value, since it is not needed | |
590 | this.value = ''; | |
591 | }, true); | |
a52b7e7a | 592 | |
26af6ffd | 593 | // TODO: Refactor into a CompositionHelper object |
a52b7e7a | 594 | on(term.textarea, 'compositionstart', function(ev) { |
26af6ffd DI |
595 | this.isComposing = true; |
596 | term.compositionPosition.start = this.value.length; | |
597 | term.compositionView.textContent = ''; | |
598 | term.compositionView.classList.add('active'); | |
a52b7e7a DI |
599 | }); |
600 | on(term.textarea, 'compositionupdate', function(ev) { | |
26af6ffd DI |
601 | term.compositionPosition.end = this.value.length - 1; |
602 | ||
603 | // Update composition view contents and position | |
604 | term.compositionView.textContent = ev.data; | |
605 | var cursor = document.querySelector('.terminal-cursor'); | |
606 | term.compositionView.style.left = cursor.offsetLeft + 'px'; | |
607 | term.compositionView.style.top = cursor.offsetTop + 'px'; | |
a52b7e7a DI |
608 | }); |
609 | on(term.textarea, 'compositionend', function(ev) { | |
26af6ffd DI |
610 | term.compositionView.classList.remove('active'); |
611 | this.isComposing = false; | |
612 | var textarea = this; | |
613 | // Record composition position here as a new compositionstart event may fire before the | |
614 | // setTimeout executes | |
615 | var compositionPosition = term.compositionPosition; | |
616 | ||
617 | // Since composition* events happen before the changes take place in the textarea on most | |
618 | // browsers, use a setTimeout with 0ms time to allow the native compositionend event to | |
619 | // complete. This ensures the correct character is retrieved, this solution was used | |
620 | // because: | |
621 | // - The compositionend event's data property is unreliable, at least on Chromium | |
622 | // - The last compositionupdate event's data property does not always accurately describe | |
623 | // the character, a counter example being Korean where an ending consonsant can move to | |
624 | // the following character if the following input is a vowel. | |
625 | setTimeout(function () { | |
626 | var input = textarea.value.substring(compositionPosition.start, compositionPosition.end); | |
627 | term.write(input); | |
628 | }, 0); | |
a52b7e7a | 629 | }); |
3f455f90 | 630 | }; |
8bc844c0 | 631 | |
fc7b22dc DI |
632 | /** |
633 | * Binds copy functionality to the given terminal. | |
634 | * @static | |
635 | */ | |
636 | Terminal.bindCopy = function(term) { | |
637 | on(term.element, 'copy', function(ev) { | |
638 | return; // temporary | |
8bc844c0 | 639 | }); |
3f455f90 | 640 | }; |
8bc844c0 | 641 | |
8bc844c0 | 642 | |
107d1a14 | 643 | /** |
3f455f90 PK |
644 | * Insert the given row to the terminal or produce a new one |
645 | * if no row argument is passed. Return the inserted row. | |
107d1a14 | 646 | * @param {HTMLElement} row (optional) The row to append to the terminal. |
3f455f90 PK |
647 | */ |
648 | Terminal.prototype.insertRow = function (row) { | |
649 | if (typeof row != 'object') { | |
650 | row = document.createElement('div'); | |
651 | } | |
8bc844c0 | 652 | |
3f455f90 PK |
653 | this.rowContainer.appendChild(row); |
654 | this.children.push(row); | |
655 | ||
656 | return row; | |
f3bd6145 | 657 | }; |
8bc844c0 | 658 | |
8bc844c0 | 659 | |
fd5be55d DI |
660 | /** |
661 | * Opens the terminal within an element. | |
662 | * | |
663 | * @param {HTMLElement} parent The element to create the terminal within. | |
3f455f90 PK |
664 | */ |
665 | Terminal.prototype.open = function(parent) { | |
666 | var self=this, i=0, div; | |
8bc844c0 | 667 | |
3f455f90 | 668 | this.parent = parent || this.parent; |
8bc844c0 | 669 | |
3f455f90 PK |
670 | if (!this.parent) { |
671 | throw new Error('Terminal requires a parent element.'); | |
672 | } | |
8bc844c0 | 673 | |
3f455f90 PK |
674 | /* |
675 | * Grab global elements | |
676 | */ | |
677 | this.context = this.parent.ownerDocument.defaultView; | |
678 | this.document = this.parent.ownerDocument; | |
679 | this.body = this.document.getElementsByTagName('body')[0]; | |
680 | ||
681 | /* | |
682 | * Parse User-Agent | |
683 | */ | |
684 | if (this.context.navigator && this.context.navigator.userAgent) { | |
3f455f90 PK |
685 | this.isMSIE = !!~this.context.navigator.userAgent.indexOf('MSIE'); |
686 | } | |
8bc844c0 | 687 | |
b01165c1 | 688 | /* |
689 | * Find the users platform. We use this to interpret the meta key | |
690 | * and ISO third level shifts. | |
691 | * http://stackoverflow.com/questions/19877924/what-is-the-list-of-possible-values-for-navigator-platform-as-of-today | |
692 | */ | |
693 | if (this.context.navigator && this.context.navigator.platform) { | |
694 | this.isMac = contains( | |
695 | this.context.navigator.platform, | |
696 | ['Macintosh', 'MacIntel', 'MacPPC', 'Mac68K'] | |
697 | ); | |
698 | this.isIpad = this.context.navigator.platform === 'iPad'; | |
699 | this.isIphone = this.context.navigator.platform === 'iPhone'; | |
700 | this.isMSWindows = contains( | |
701 | this.context.navigator.platform, | |
702 | ['Windows', 'Win16', 'Win32', 'WinCE'] | |
703 | ); | |
704 | } | |
705 | ||
3f455f90 PK |
706 | /* |
707 | * Create main element container | |
708 | */ | |
709 | this.element = this.document.createElement('div'); | |
a523803d AK |
710 | this.element.classList.add('terminal'); |
711 | this.element.classList.add('xterm'); | |
712 | this.element.classList.add('xterm-theme-' + this.theme); | |
3f455f90 PK |
713 | this.element.setAttribute('tabindex', 0); |
714 | ||
715 | /* | |
716 | * Create the container that will hold the lines of the terminal and then | |
717 | * produce the lines the lines. | |
718 | */ | |
719 | this.rowContainer = document.createElement('div'); | |
720 | this.rowContainer.classList.add('xterm-rows'); | |
721 | this.element.appendChild(this.rowContainer); | |
722 | this.children = []; | |
723 | ||
fc7b22dc DI |
724 | /* |
725 | * Create the container that will hold helpers like the textarea for | |
726 | * capturing DOM Events. Then produce the helpers. | |
727 | */ | |
728 | this.helperContainer = document.createElement('div'); | |
729 | this.helperContainer.classList.add('xterm-helpers'); | |
26af6ffd | 730 | // TODO: This should probably be inserted once it's filled to prevent an additional layout |
fc7b22dc DI |
731 | this.element.appendChild(this.helperContainer); |
732 | this.textarea = document.createElement('textarea'); | |
733 | this.textarea.classList.add('xterm-helper-textarea'); | |
734 | this.textarea.setAttribute('autocorrect', 'off'); | |
735 | this.textarea.setAttribute('autocapitalize', 'off'); | |
736 | this.textarea.setAttribute('spellcheck', 'false'); | |
737 | this.textarea.tabIndex = 0; | |
738 | this.textarea.onfocus = function() { | |
739 | self.emit('focus', {terminal: self}); | |
740 | } | |
741 | this.textarea.onblur = function() { | |
742 | self.emit('blur', {terminal: self}); | |
743 | } | |
744 | this.helperContainer.appendChild(this.textarea); | |
26af6ffd DI |
745 | this.compositionView = document.createElement('div'); |
746 | this.compositionView.classList.add('composition-view'); | |
747 | this.helperContainer.appendChild(this.compositionView); | |
fc7b22dc | 748 | |
3f455f90 PK |
749 | for (; i < this.rows; i++) { |
750 | this.insertRow(); | |
751 | } | |
752 | this.parent.appendChild(this.element); | |
8bc844c0 | 753 | |
26af6ffd | 754 | |
3f455f90 PK |
755 | // Draw the screen. |
756 | this.refresh(0, this.rows - 1); | |
8bc844c0 | 757 | |
3f455f90 PK |
758 | // Initialize global actions that |
759 | // need to be taken on the document. | |
760 | this.initGlobal(); | |
15f68335 | 761 | |
3f455f90 PK |
762 | // Ensure there is a Terminal.focus. |
763 | this.focus(); | |
15f68335 | 764 | |
3f455f90 | 765 | on(this.element, 'mouseup', function() { |
f53f5735 TD |
766 | var selection = document.getSelection(), |
767 | collapsed = selection.isCollapsed, | |
768 | isRange = typeof collapsed == 'boolean' ? !collapsed : selection.type == 'Range'; | |
769 | if (!isRange) { | |
3f455f90 PK |
770 | self.focus(); |
771 | } | |
772 | }); | |
8bc844c0 | 773 | |
3f455f90 PK |
774 | // Listen for mouse events and translate |
775 | // them into terminal mouse protocols. | |
776 | this.bindMouse(); | |
8bc844c0 | 777 | |
3f455f90 PK |
778 | // Figure out whether boldness affects |
779 | // the character width of monospace fonts. | |
780 | if (Terminal.brokenBold == null) { | |
781 | Terminal.brokenBold = isBoldBroken(this.document); | |
8bc844c0 CJ |
782 | } |
783 | ||
3f455f90 PK |
784 | this.emit('open'); |
785 | }; | |
8bc844c0 | 786 | |
57300f51 PK |
787 | |
788 | /** | |
789 | * Attempts to load an add-on using CommonJS or RequireJS (whichever is available). | |
790 | * @param {string} addon The name of the addon to load | |
791 | * @static | |
792 | */ | |
793 | Terminal.loadAddon = function(addon, callback) { | |
794 | if (typeof exports === 'object' && typeof module === 'object') { | |
795 | // CommonJS | |
796 | return require(__dirname + '/../addons/' + addon); | |
797 | } else if (typeof define == 'function') { | |
798 | // RequireJS | |
799 | return require(['../addons/' + addon + '/' + addon], callback); | |
800 | } else { | |
801 | console.error('Cannot load a module without a CommonJS or RequireJS environment.'); | |
802 | return false; | |
803 | } | |
804 | }; | |
805 | ||
806 | ||
107d1a14 PK |
807 | /** |
808 | * XTerm mouse events | |
809 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Mouse%20Tracking | |
810 | * To better understand these | |
811 | * the xterm code is very helpful: | |
812 | * Relevant files: | |
813 | * button.c, charproc.c, misc.c | |
814 | * Relevant functions in xterm/button.c: | |
815 | * BtnCode, EmitButtonCode, EditorButton, SendMousePosition | |
816 | */ | |
3f455f90 | 817 | Terminal.prototype.bindMouse = function() { |
107d1a14 PK |
818 | var el = this.element, self = this, pressed = 32; |
819 | var wheelEvent = ('onmousewheel' in this.context) ? 'mousewheel' : 'DOMMouseScroll'; | |
8bc844c0 | 820 | |
3f455f90 PK |
821 | // mouseup, mousedown, mousewheel |
822 | // left click: ^[[M 3<^[[M#3< | |
823 | // mousewheel up: ^[[M`3> | |
824 | function sendButton(ev) { | |
825 | var button | |
826 | , pos; | |
8bc844c0 | 827 | |
3f455f90 PK |
828 | // get the xterm-style button |
829 | button = getButton(ev); | |
8bc844c0 | 830 | |
3f455f90 PK |
831 | // get mouse coordinates |
832 | pos = getCoords(ev); | |
833 | if (!pos) return; | |
8bc844c0 | 834 | |
3f455f90 | 835 | sendEvent(button, pos); |
8bc844c0 | 836 | |
59b79e9b | 837 | switch (ev.overrideType || ev.type) { |
3f455f90 PK |
838 | case 'mousedown': |
839 | pressed = button; | |
8bc844c0 | 840 | break; |
3f455f90 PK |
841 | case 'mouseup': |
842 | // keep it at the left | |
843 | // button, just in case. | |
844 | pressed = 32; | |
8bc844c0 | 845 | break; |
3f455f90 PK |
846 | case wheelEvent: |
847 | // nothing. don't | |
848 | // interfere with | |
849 | // `pressed`. | |
8bc844c0 | 850 | break; |
3f455f90 PK |
851 | } |
852 | } | |
8bc844c0 | 853 | |
3f455f90 PK |
854 | // motion example of a left click: |
855 | // ^[[M 3<^[[M@4<^[[M@5<^[[M@6<^[[M@7<^[[M#7< | |
856 | function sendMove(ev) { | |
857 | var button = pressed | |
858 | , pos; | |
8bc844c0 | 859 | |
3f455f90 PK |
860 | pos = getCoords(ev); |
861 | if (!pos) return; | |
a7f50531 | 862 | |
3f455f90 PK |
863 | // buttons marked as motions |
864 | // are incremented by 32 | |
865 | button += 32; | |
a7f50531 | 866 | |
3f455f90 PK |
867 | sendEvent(button, pos); |
868 | } | |
efa0e3c1 | 869 | |
3f455f90 PK |
870 | // encode button and |
871 | // position to characters | |
872 | function encode(data, ch) { | |
873 | if (!self.utfMouse) { | |
874 | if (ch === 255) return data.push(0); | |
875 | if (ch > 127) ch = 127; | |
876 | data.push(ch); | |
877 | } else { | |
878 | if (ch === 2047) return data.push(0); | |
879 | if (ch < 127) { | |
880 | data.push(ch); | |
881 | } else { | |
882 | if (ch > 2047) ch = 2047; | |
883 | data.push(0xC0 | (ch >> 6)); | |
884 | data.push(0x80 | (ch & 0x3F)); | |
885 | } | |
8bc844c0 | 886 | } |
3f455f90 | 887 | } |
8bc844c0 | 888 | |
3f455f90 PK |
889 | // send a mouse event: |
890 | // regular/utf8: ^[[M Cb Cx Cy | |
891 | // urxvt: ^[[ Cb ; Cx ; Cy M | |
892 | // sgr: ^[[ Cb ; Cx ; Cy M/m | |
893 | // vt300: ^[[ 24(1/3/5)~ [ Cx , Cy ] \r | |
894 | // locator: CSI P e ; P b ; P r ; P c ; P p & w | |
895 | function sendEvent(button, pos) { | |
896 | // self.emit('mouse', { | |
897 | // x: pos.x - 32, | |
898 | // y: pos.x - 32, | |
899 | // button: button | |
900 | // }); | |
901 | ||
902 | if (self.vt300Mouse) { | |
903 | // NOTE: Unstable. | |
904 | // http://www.vt100.net/docs/vt3xx-gp/chapter15.html | |
905 | button &= 3; | |
906 | pos.x -= 32; | |
907 | pos.y -= 32; | |
908 | var data = '\x1b[24'; | |
909 | if (button === 0) data += '1'; | |
910 | else if (button === 1) data += '3'; | |
911 | else if (button === 2) data += '5'; | |
912 | else if (button === 3) return; | |
913 | else data += '0'; | |
914 | data += '~[' + pos.x + ',' + pos.y + ']\r'; | |
915 | self.send(data); | |
916 | return; | |
917 | } | |
8bc844c0 | 918 | |
3f455f90 PK |
919 | if (self.decLocator) { |
920 | // NOTE: Unstable. | |
921 | button &= 3; | |
922 | pos.x -= 32; | |
923 | pos.y -= 32; | |
924 | if (button === 0) button = 2; | |
925 | else if (button === 1) button = 4; | |
926 | else if (button === 2) button = 6; | |
927 | else if (button === 3) button = 3; | |
928 | self.send('\x1b[' | |
929 | + button | |
930 | + ';' | |
931 | + (button === 3 ? 4 : 0) | |
932 | + ';' | |
933 | + pos.y | |
934 | + ';' | |
935 | + pos.x | |
936 | + ';' | |
937 | + (pos.page || 0) | |
938 | + '&w'); | |
939 | return; | |
940 | } | |
8bc844c0 | 941 | |
3f455f90 PK |
942 | if (self.urxvtMouse) { |
943 | pos.x -= 32; | |
944 | pos.y -= 32; | |
945 | pos.x++; | |
946 | pos.y++; | |
947 | self.send('\x1b[' + button + ';' + pos.x + ';' + pos.y + 'M'); | |
948 | return; | |
949 | } | |
8bc844c0 | 950 | |
3f455f90 PK |
951 | if (self.sgrMouse) { |
952 | pos.x -= 32; | |
953 | pos.y -= 32; | |
954 | self.send('\x1b[<' | |
955 | + ((button & 3) === 3 ? button & ~3 : button) | |
956 | + ';' | |
957 | + pos.x | |
958 | + ';' | |
959 | + pos.y | |
960 | + ((button & 3) === 3 ? 'm' : 'M')); | |
961 | return; | |
962 | } | |
8bc844c0 | 963 | |
3f455f90 | 964 | var data = []; |
8bc844c0 | 965 | |
3f455f90 PK |
966 | encode(data, button); |
967 | encode(data, pos.x); | |
968 | encode(data, pos.y); | |
8bc844c0 | 969 | |
3f455f90 PK |
970 | self.send('\x1b[M' + String.fromCharCode.apply(String, data)); |
971 | } | |
8bc844c0 | 972 | |
3f455f90 PK |
973 | function getButton(ev) { |
974 | var button | |
975 | , shift | |
976 | , meta | |
977 | , ctrl | |
978 | , mod; | |
979 | ||
980 | // two low bits: | |
981 | // 0 = left | |
982 | // 1 = middle | |
983 | // 2 = right | |
984 | // 3 = release | |
985 | // wheel up/down: | |
986 | // 1, and 2 - with 64 added | |
59b79e9b | 987 | switch (ev.overrideType || ev.type) { |
3f455f90 PK |
988 | case 'mousedown': |
989 | button = ev.button != null | |
990 | ? +ev.button | |
991 | : ev.which != null | |
992 | ? ev.which - 1 | |
993 | : null; | |
994 | ||
995 | if (self.isMSIE) { | |
996 | button = button === 1 ? 0 : button === 4 ? 1 : button; | |
8bc844c0 | 997 | } |
8bc844c0 | 998 | break; |
3f455f90 PK |
999 | case 'mouseup': |
1000 | button = 3; | |
8bc844c0 | 1001 | break; |
3f455f90 PK |
1002 | case 'DOMMouseScroll': |
1003 | button = ev.detail < 0 | |
1004 | ? 64 | |
1005 | : 65; | |
8bc844c0 | 1006 | break; |
3f455f90 PK |
1007 | case 'mousewheel': |
1008 | button = ev.wheelDeltaY > 0 | |
1009 | ? 64 | |
1010 | : 65; | |
8bc844c0 | 1011 | break; |
3f455f90 | 1012 | } |
8bc844c0 | 1013 | |
3f455f90 PK |
1014 | // next three bits are the modifiers: |
1015 | // 4 = shift, 8 = meta, 16 = control | |
1016 | shift = ev.shiftKey ? 4 : 0; | |
1017 | meta = ev.metaKey ? 8 : 0; | |
1018 | ctrl = ev.ctrlKey ? 16 : 0; | |
1019 | mod = shift | meta | ctrl; | |
1020 | ||
1021 | // no mods | |
1022 | if (self.vt200Mouse) { | |
1023 | // ctrl only | |
1024 | mod &= ctrl; | |
1025 | } else if (!self.normalMouse) { | |
1026 | mod = 0; | |
1027 | } | |
8bc844c0 | 1028 | |
3f455f90 PK |
1029 | // increment to SP |
1030 | button = (32 + (mod << 2)) + button; | |
8bc844c0 | 1031 | |
3f455f90 PK |
1032 | return button; |
1033 | } | |
8bc844c0 | 1034 | |
3f455f90 PK |
1035 | // mouse coordinates measured in cols/rows |
1036 | function getCoords(ev) { | |
1037 | var x, y, w, h, el; | |
1038 | ||
1039 | // ignore browsers without pageX for now | |
1040 | if (ev.pageX == null) return; | |
1041 | ||
1042 | x = ev.pageX; | |
1043 | y = ev.pageY; | |
1044 | el = self.element; | |
1045 | ||
1046 | // should probably check offsetParent | |
1047 | // but this is more portable | |
1048 | while (el && el !== self.document.documentElement) { | |
1049 | x -= el.offsetLeft; | |
1050 | y -= el.offsetTop; | |
1051 | el = 'offsetParent' in el | |
1052 | ? el.offsetParent | |
1053 | : el.parentNode; | |
1054 | } | |
8bc844c0 | 1055 | |
3f455f90 PK |
1056 | // convert to cols/rows |
1057 | w = self.element.clientWidth; | |
1058 | h = self.element.clientHeight; | |
1059 | x = Math.round((x / w) * self.cols); | |
1060 | y = Math.round((y / h) * self.rows); | |
1061 | ||
1062 | // be sure to avoid sending | |
1063 | // bad positions to the program | |
1064 | if (x < 0) x = 0; | |
1065 | if (x > self.cols) x = self.cols; | |
1066 | if (y < 0) y = 0; | |
1067 | if (y > self.rows) y = self.rows; | |
1068 | ||
1069 | // xterm sends raw bytes and | |
1070 | // starts at 32 (SP) for each. | |
1071 | x += 32; | |
1072 | y += 32; | |
1073 | ||
1074 | return { | |
1075 | x: x, | |
1076 | y: y, | |
59b79e9b | 1077 | type: (ev.overrideType || ev.type) === wheelEvent |
3f455f90 | 1078 | ? 'mousewheel' |
59b79e9b | 1079 | : (ev.overrideType || ev.type) |
3f455f90 PK |
1080 | }; |
1081 | } | |
8bc844c0 | 1082 | |
3f455f90 PK |
1083 | on(el, 'mousedown', function(ev) { |
1084 | if (!self.mouseEvents) return; | |
8bc844c0 | 1085 | |
3f455f90 PK |
1086 | // send the button |
1087 | sendButton(ev); | |
1088 | ||
1089 | // ensure focus | |
1090 | self.focus(); | |
1091 | ||
1092 | // fix for odd bug | |
1093 | //if (self.vt200Mouse && !self.normalMouse) { | |
1094 | if (self.vt200Mouse) { | |
59b79e9b BF |
1095 | ev.overrideType = 'mouseup'; |
1096 | sendButton(ev); | |
3f455f90 | 1097 | return self.cancel(ev); |
8bc844c0 | 1098 | } |
8bc844c0 | 1099 | |
3f455f90 PK |
1100 | // bind events |
1101 | if (self.normalMouse) on(self.document, 'mousemove', sendMove); | |
1102 | ||
1103 | // x10 compatibility mode can't send button releases | |
1104 | if (!self.x10Mouse) { | |
1105 | on(self.document, 'mouseup', function up(ev) { | |
1106 | sendButton(ev); | |
1107 | if (self.normalMouse) off(self.document, 'mousemove', sendMove); | |
1108 | off(self.document, 'mouseup', up); | |
1109 | return self.cancel(ev); | |
1110 | }); | |
8bc844c0 | 1111 | } |
3f455f90 PK |
1112 | |
1113 | return self.cancel(ev); | |
1114 | }); | |
1115 | ||
1116 | //if (self.normalMouse) { | |
1117 | // on(self.document, 'mousemove', sendMove); | |
1118 | //} | |
1119 | ||
1120 | on(el, wheelEvent, function(ev) { | |
1121 | if (!self.mouseEvents) return; | |
1122 | if (self.x10Mouse | |
1123 | || self.vt300Mouse | |
1124 | || self.decLocator) return; | |
1125 | sendButton(ev); | |
1126 | return self.cancel(ev); | |
1127 | }); | |
1128 | ||
1129 | // allow mousewheel scrolling in | |
1130 | // the shell for example | |
1131 | on(el, wheelEvent, function(ev) { | |
1132 | if (self.mouseEvents) return; | |
1133 | if (self.applicationKeypad) return; | |
1134 | if (ev.type === 'DOMMouseScroll') { | |
1135 | self.scrollDisp(ev.detail < 0 ? -1 : 1); | |
1136 | } else { | |
1137 | self.scrollDisp(ev.wheelDeltaY > 0 ? -1 : 1); | |
1138 | } | |
1139 | return self.cancel(ev); | |
1140 | }); | |
1141 | }; | |
1142 | ||
1143 | /** | |
fd5be55d | 1144 | * Destroys the terminal. |
3f455f90 | 1145 | */ |
3f455f90 PK |
1146 | Terminal.prototype.destroy = function() { |
1147 | this.readable = false; | |
1148 | this.writable = false; | |
1149 | this._events = {}; | |
1150 | this.handler = function() {}; | |
1151 | this.write = function() {}; | |
1152 | if (this.element.parentNode) { | |
1153 | this.element.parentNode.removeChild(this.element); | |
1154 | } | |
1155 | //this.emit('close'); | |
1156 | }; | |
1157 | ||
1158 | ||
1a384616 PK |
1159 | /** |
1160 | * Flags used to render terminal text properly | |
1161 | */ | |
1162 | Terminal.flags = { | |
5a56849d PK |
1163 | BOLD: 1, |
1164 | UNDERLINE: 2, | |
1165 | BLINK: 4, | |
1166 | INVERSE: 8, | |
1167 | INVISIBLE: 16 | |
1a384616 PK |
1168 | } |
1169 | ||
fd5be55d | 1170 | /** |
1aeb5620 PK |
1171 | * Refreshes (re-renders) terminal content within two rows (inclusive) |
1172 | * | |
1173 | * Rendering Engine: | |
1174 | * | |
1175 | * In the screen buffer, each character is stored as a an array with a character | |
1176 | * and a 32-bit integer: | |
1177 | * - First value: a utf-16 character. | |
1178 | * - Second value: | |
1179 | * - Next 9 bits: background color (0-511). | |
1180 | * - Next 9 bits: foreground color (0-511). | |
1181 | * - Next 14 bits: a mask for misc. flags: | |
1182 | * - 1=bold | |
1183 | * - 2=underline | |
1184 | * - 4=blink | |
1185 | * - 8=inverse | |
1186 | * - 16=invisible | |
fd5be55d DI |
1187 | * |
1188 | * @param {number} start The row to start from (between 0 and terminal's height terminal - 1) | |
1189 | * @param {number} end The row to end at (between fromRow and terminal's height terminal - 1) | |
a6e85ad5 | 1190 | * @param {boolean} queue Whether the refresh should ran right now or be queued |
fd5be55d | 1191 | */ |
a6e85ad5 PK |
1192 | Terminal.prototype.refresh = function(start, end, queue) { |
1193 | var self = this; | |
1194 | ||
1195 | // queue defaults to true | |
1196 | queue = (typeof queue == 'undefined') ? true : queue; | |
3f455f90 | 1197 | |
a6e85ad5 PK |
1198 | /** |
1199 | * The refresh queue allows refresh to execute only approximately 30 times a second. For | |
1200 | * commands that pass a significant amount of output to the write function, this prevents the | |
1201 | * terminal from maxing out the CPU and making the UI unresponsive. While commands can still | |
1202 | * run beyond what they do on the terminal, it is far better with a debounce in place as | |
1203 | * every single terminal manipulation does not need to be constructed in the DOM. | |
1204 | * | |
1205 | * A side-effect of this is that it makes ^C to interrupt a process seem more responsive. | |
1206 | */ | |
1207 | if (queue) { | |
1208 | // If refresh should be queued, order the refresh and return. | |
1209 | if (this._refreshIsQueued) { | |
1210 | // If a refresh has already been queued, just order a full refresh next | |
1211 | this._fullRefreshNext = true; | |
1212 | } else { | |
1213 | setTimeout(function () { | |
1214 | self.refresh(start, end, false); | |
1215 | }, 34) | |
1216 | this._refreshIsQueued = true; | |
1217 | } | |
af29effb DI |
1218 | return; |
1219 | } | |
a6e85ad5 PK |
1220 | |
1221 | // If refresh should be run right now (not be queued), release the lock | |
1222 | this._refreshIsQueued = false; | |
1223 | ||
1224 | // If multiple refreshes were requested, make a full refresh. | |
1225 | if (this._fullRefreshNext) { | |
1226 | start = 0; | |
1227 | end = this.rows - 1; | |
1228 | this._fullRefreshNext = false // reset lock | |
1229 | } | |
1230 | ||
874ba72f | 1231 | var x, y, i, line, out, ch, ch_width, width, data, attr, bg, fg, flags, row, parent, focused = document.activeElement; |
af29effb | 1232 | |
af7588ef | 1233 | // If this is a big refresh, remove the terminal rows from the DOM for faster calculations |
3f455f90 PK |
1234 | if (end - start >= this.rows / 2) { |
1235 | parent = this.element.parentNode; | |
af7588ef PK |
1236 | if (parent) { |
1237 | this.element.removeChild(this.rowContainer); | |
1238 | } | |
3f455f90 PK |
1239 | } |
1240 | ||
1241 | width = this.cols; | |
1242 | y = start; | |
1243 | ||
edf89718 | 1244 | if (end >= this.rows.length) { |
3f455f90 | 1245 | this.log('`end` is too large. Most likely a bad CSR.'); |
edf89718 | 1246 | end = this.rows.length - 1; |
3f455f90 PK |
1247 | } |
1248 | ||
1249 | for (; y <= end; y++) { | |
1250 | row = y + this.ydisp; | |
1251 | ||
1252 | line = this.lines[row]; | |
1253 | out = ''; | |
1254 | ||
da9f86f1 | 1255 | if (this.y === y - (this.ybase - this.ydisp) |
3f455f90 | 1256 | && this.cursorState |
3f455f90 PK |
1257 | && !this.cursorHidden) { |
1258 | x = this.x; | |
1259 | } else { | |
1260 | x = -1; | |
1261 | } | |
1262 | ||
1263 | attr = this.defAttr; | |
1264 | i = 0; | |
1265 | ||
1266 | for (; i < width; i++) { | |
1267 | data = line[i][0]; | |
1268 | ch = line[i][1]; | |
f951abb7 | 1269 | ch_width = line[i][2]; |
874ba72f JB |
1270 | if (!ch_width) |
1271 | continue; | |
3f455f90 PK |
1272 | |
1273 | if (i === x) data = -1; | |
1274 | ||
1275 | if (data !== attr) { | |
1276 | if (attr !== this.defAttr) { | |
1277 | out += '</span>'; | |
1278 | } | |
1279 | if (data !== this.defAttr) { | |
1280 | if (data === -1) { | |
0d803ac8 DI |
1281 | out += '<span class="reverse-video terminal-cursor'; |
1282 | if (this.cursorBlink) { | |
1283 | out += ' blinking'; | |
1284 | } | |
1285 | out += '">'; | |
3f455f90 | 1286 | } else { |
ae0f9637 | 1287 | var classNames = []; |
3f455f90 PK |
1288 | |
1289 | bg = data & 0x1ff; | |
1290 | fg = (data >> 9) & 0x1ff; | |
1291 | flags = data >> 18; | |
1292 | ||
1a384616 | 1293 | if (flags & Terminal.flags.BOLD) { |
3f455f90 | 1294 | if (!Terminal.brokenBold) { |
ae0f9637 | 1295 | classNames.push('xterm-bold'); |
3f455f90 PK |
1296 | } |
1297 | // See: XTerm*boldColors | |
1298 | if (fg < 8) fg += 8; | |
1299 | } | |
1300 | ||
1a384616 | 1301 | if (flags & Terminal.flags.UNDERLINE) { |
ae0f9637 | 1302 | classNames.push('xterm-underline'); |
3f455f90 PK |
1303 | } |
1304 | ||
1a384616 | 1305 | if (flags & Terminal.flags.BLINK) { |
ae0f9637 | 1306 | classNames.push('xterm-blink'); |
3f455f90 PK |
1307 | } |
1308 | ||
1a384616 PK |
1309 | /** |
1310 | * If inverse flag is on, then swap the foreground and background variables. | |
1311 | */ | |
1312 | if (flags & Terminal.flags.INVERSE) { | |
1313 | /* One-line variable swap in JavaScript: http://stackoverflow.com/a/16201730 */ | |
1314 | bg = [fg, fg = bg][0]; | |
1315 | // Should inverse just be before the | |
1316 | // above boldColors effect instead? | |
1317 | if ((flags & 1) && fg < 8) fg += 8; | |
3f455f90 PK |
1318 | } |
1319 | ||
1a384616 | 1320 | if (flags & Terminal.flags.INVISIBLE) { |
ae0f9637 | 1321 | classNames.push('xterm-hidden'); |
3f455f90 PK |
1322 | } |
1323 | ||
1a384616 PK |
1324 | /** |
1325 | * Weird situation: Invert flag used black foreground and white background results | |
1326 | * in invalid background color, positioned at the 256 index of the 256 terminal | |
1327 | * color map. Pin the colors manually in such a case. | |
1328 | * | |
1329 | * Source: https://github.com/sourcelair/xterm.js/issues/57 | |
1330 | */ | |
1331 | if (flags & Terminal.flags.INVERSE) { | |
1332 | if (bg == 257) { | |
1333 | bg = 15; | |
1334 | } | |
1335 | if (fg == 256) { | |
1336 | fg = 0; | |
1337 | } | |
1338 | } | |
1339 | ||
1340 | if (bg < 256) { | |
ae0f9637 | 1341 | classNames.push('xterm-bg-color-' + bg); |
3f455f90 PK |
1342 | } |
1343 | ||
1a384616 | 1344 | if (fg < 256) { |
ae0f9637 | 1345 | classNames.push('xterm-color-' + fg); |
3f455f90 PK |
1346 | } |
1347 | ||
ae0f9637 DI |
1348 | out += '<span'; |
1349 | if (classNames.length) { | |
1350 | out += ' class="' + classNames.join(' ') + '"'; | |
1351 | } | |
1352 | out += '>'; | |
8bc844c0 | 1353 | } |
3f455f90 PK |
1354 | } |
1355 | } | |
1356 | ||
1357 | switch (ch) { | |
1358 | case '&': | |
1359 | out += '&'; | |
8bc844c0 | 1360 | break; |
3f455f90 PK |
1361 | case '<': |
1362 | out += '<'; | |
8bc844c0 | 1363 | break; |
3f455f90 PK |
1364 | case '>': |
1365 | out += '>'; | |
8bc844c0 | 1366 | break; |
3f455f90 PK |
1367 | default: |
1368 | if (ch <= ' ') { | |
1369 | out += ' '; | |
1370 | } else { | |
3f455f90 PK |
1371 | out += ch; |
1372 | } | |
8bc844c0 CJ |
1373 | break; |
1374 | } | |
1375 | ||
3f455f90 | 1376 | attr = data; |
8bc844c0 | 1377 | } |
8bc844c0 | 1378 | |
3f455f90 PK |
1379 | if (attr !== this.defAttr) { |
1380 | out += '</span>'; | |
8bc844c0 CJ |
1381 | } |
1382 | ||
3f455f90 PK |
1383 | this.children[y].innerHTML = out; |
1384 | } | |
8bc844c0 | 1385 | |
3f455f90 | 1386 | if (parent) { |
af7588ef | 1387 | this.element.appendChild(this.rowContainer); |
3f455f90 PK |
1388 | } |
1389 | ||
26af6ffd DI |
1390 | // TODO: Put in a listener? |
1391 | // Update composition view contents and position | |
1392 | var cursor = document.querySelector('.terminal-cursor'); | |
1393 | term.compositionView.style.left = cursor.offsetLeft + 'px'; | |
1394 | term.compositionView.style.top = cursor.offsetTop + 'px'; | |
1395 | ||
3f455f90 PK |
1396 | this.emit('refresh', {element: this.element, start: start, end: end}); |
1397 | }; | |
1398 | ||
107d1a14 PK |
1399 | /** |
1400 | * Display the cursor element | |
1401 | */ | |
3f455f90 PK |
1402 | Terminal.prototype.showCursor = function() { |
1403 | if (!this.cursorState) { | |
1404 | this.cursorState = 1; | |
1405 | this.refresh(this.y, this.y); | |
3f455f90 PK |
1406 | } |
1407 | }; | |
1408 | ||
107d1a14 PK |
1409 | /** |
1410 | * Scroll the terminal | |
1411 | */ | |
3f455f90 PK |
1412 | Terminal.prototype.scroll = function() { |
1413 | var row; | |
1414 | ||
1415 | if (++this.ybase === this.scrollback) { | |
1416 | this.ybase = this.ybase / 2 | 0; | |
1417 | this.lines = this.lines.slice(-(this.ybase + this.rows) + 1); | |
1418 | } | |
1419 | ||
1420 | this.ydisp = this.ybase; | |
1421 | ||
1422 | // last line | |
1423 | row = this.ybase + this.rows - 1; | |
1424 | ||
1425 | // subtract the bottom scroll region | |
1426 | row -= this.rows - 1 - this.scrollBottom; | |
1427 | ||
1428 | if (row === this.lines.length) { | |
1429 | // potential optimization: | |
1430 | // pushing is faster than splicing | |
1431 | // when they amount to the same | |
1432 | // behavior. | |
1433 | this.lines.push(this.blankLine()); | |
1434 | } else { | |
1435 | // add our new line | |
1436 | this.lines.splice(row, 0, this.blankLine()); | |
1437 | } | |
1438 | ||
1439 | if (this.scrollTop !== 0) { | |
1440 | if (this.ybase !== 0) { | |
1441 | this.ybase--; | |
1442 | this.ydisp = this.ybase; | |
8bc844c0 | 1443 | } |
3f455f90 PK |
1444 | this.lines.splice(this.ybase + this.scrollTop, 1); |
1445 | } | |
8bc844c0 | 1446 | |
3f455f90 PK |
1447 | // this.maxRange(); |
1448 | this.updateRange(this.scrollTop); | |
1449 | this.updateRange(this.scrollBottom); | |
1450 | }; | |
8bc844c0 | 1451 | |
107d1a14 PK |
1452 | /** |
1453 | * Scroll the display of the terminal | |
f3cf646b | 1454 | * @param {number} disp The number of lines to scroll down (negatives scroll up). |
107d1a14 | 1455 | */ |
3f455f90 PK |
1456 | Terminal.prototype.scrollDisp = function(disp) { |
1457 | this.ydisp += disp; | |
8bc844c0 | 1458 | |
3f455f90 PK |
1459 | if (this.ydisp > this.ybase) { |
1460 | this.ydisp = this.ybase; | |
1461 | } else if (this.ydisp < 0) { | |
1462 | this.ydisp = 0; | |
1463 | } | |
8bc844c0 | 1464 | |
3f455f90 PK |
1465 | this.refresh(0, this.rows - 1); |
1466 | }; | |
8bc844c0 | 1467 | |
fd5be55d DI |
1468 | /** |
1469 | * Writes text to the terminal. | |
fd5be55d | 1470 | * @param {string} text The text to write to the terminal. |
fd5be55d | 1471 | */ |
3f455f90 | 1472 | Terminal.prototype.write = function(data) { |
4afa08da | 1473 | var l = data.length, i = 0, j, cs, ch, code, low, ch_width, row; |
8bc844c0 | 1474 | |
3f455f90 PK |
1475 | this.refreshStart = this.y; |
1476 | this.refreshEnd = this.y; | |
8bc844c0 | 1477 | |
3f455f90 PK |
1478 | if (this.ybase !== this.ydisp) { |
1479 | this.ydisp = this.ybase; | |
1480 | this.maxRange(); | |
1481 | } | |
8bc844c0 | 1482 | |
e3126ba3 JB |
1483 | // apply leftover surrogate high from last write |
1484 | if (this.surrogate_high) { | |
1485 | data = this.surrogate_high + data; | |
1486 | this.surrogate_high = ''; | |
1487 | } | |
874ba72f | 1488 | |
3f455f90 PK |
1489 | for (; i < l; i++) { |
1490 | ch = data[i]; | |
874ba72f | 1491 | |
e3126ba3 JB |
1492 | // FIXME: higher chars than 0xa0 are not allowed in escape sequences |
1493 | // --> maybe move to default | |
874ba72f | 1494 | code = data.charCodeAt(i); |
874ba72f | 1495 | if (0xD800 <= code && code <= 0xDBFF) { |
e3126ba3 JB |
1496 | // we got a surrogate high |
1497 | // get surrogate low (next 2 bytes) | |
1498 | low = data.charCodeAt(i+1); | |
1499 | if (isNaN(low)) { | |
1500 | // end of data stream, save surrogate high | |
1501 | this.surrogate_high = ch; | |
1502 | continue; | |
1503 | } | |
1504 | code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000; | |
1505 | ch += data.charAt(i+1); | |
874ba72f JB |
1506 | } |
1507 | // surrogate low - already handled above | |
1508 | if (0xDC00 <= code && code <= 0xDFFF) | |
e3126ba3 | 1509 | continue; |
874ba72f | 1510 | |
3f455f90 PK |
1511 | switch (this.state) { |
1512 | case normal: | |
1513 | switch (ch) { | |
1514 | case '\x07': | |
1515 | this.bell(); | |
1516 | break; | |
8bc844c0 | 1517 | |
3f455f90 PK |
1518 | // '\n', '\v', '\f' |
1519 | case '\n': | |
1520 | case '\x0b': | |
1521 | case '\x0c': | |
1522 | if (this.convertEol) { | |
1523 | this.x = 0; | |
1524 | } | |
1525 | this.y++; | |
1526 | if (this.y > this.scrollBottom) { | |
1527 | this.y--; | |
1528 | this.scroll(); | |
1529 | } | |
1530 | break; | |
8bc844c0 | 1531 | |
3f455f90 PK |
1532 | // '\r' |
1533 | case '\r': | |
1534 | this.x = 0; | |
1535 | break; | |
8bc844c0 | 1536 | |
3f455f90 PK |
1537 | // '\b' |
1538 | case '\x08': | |
1539 | if (this.x > 0) { | |
1540 | this.x--; | |
1541 | } | |
1542 | break; | |
1543 | ||
1544 | // '\t' | |
1545 | case '\t': | |
1546 | this.x = this.nextStop(); | |
1547 | break; | |
8bc844c0 | 1548 | |
3f455f90 PK |
1549 | // shift out |
1550 | case '\x0e': | |
1551 | this.setgLevel(1); | |
1552 | break; | |
1553 | ||
1554 | // shift in | |
1555 | case '\x0f': | |
1556 | this.setgLevel(0); | |
1557 | break; | |
1558 | ||
1559 | // '\e' | |
1560 | case '\x1b': | |
1561 | this.state = escaped; | |
1562 | break; | |
1563 | ||
1564 | default: | |
1565 | // ' ' | |
e3126ba3 JB |
1566 | // calculate print space |
1567 | // expensive call, therefore we save width in line buffer | |
1568 | ch_width = wcwidth(code); | |
f951abb7 | 1569 | |
3f455f90 PK |
1570 | if (ch >= ' ') { |
1571 | if (this.charset && this.charset[ch]) { | |
1572 | ch = this.charset[ch]; | |
1573 | } | |
1574 | ||
4afa08da JB |
1575 | row = this.y + this.ybase; |
1576 | ||
e3126ba3 | 1577 | // insert combining char in last cell |
c3bc59b5 | 1578 | // FIXME: needs handling after cursor jumps |
874ba72f | 1579 | if (!ch_width && this.x) { |
0b018fd4 | 1580 | |
c3bc59b5 | 1581 | // dont overflow left |
4afa08da JB |
1582 | if (this.lines[row][this.x-1]) { |
1583 | if (!this.lines[row][this.x-1][2]) { | |
c3bc59b5 JB |
1584 | |
1585 | // found empty cell after fullwidth, need to go 2 cells back | |
4afa08da JB |
1586 | if (this.lines[row][this.x-2]) |
1587 | this.lines[row][this.x-2][1] += ch; | |
c3bc59b5 JB |
1588 | |
1589 | } else { | |
4afa08da | 1590 | this.lines[row][this.x-1][1] += ch; |
c3bc59b5 JB |
1591 | } |
1592 | this.updateRange(this.y); | |
1593 | } | |
874ba72f JB |
1594 | break; |
1595 | } | |
1596 | ||
e3126ba3 JB |
1597 | // goto next line if ch would overflow |
1598 | // TODO: needs a global min terminal width of 2 | |
1599 | if (this.x+ch_width-1 >= this.cols) { | |
4afa08da JB |
1600 | // autowrap - DECAWM |
1601 | if (this.wraparoundMode) { | |
1602 | this.x = 0; | |
1603 | this.y++; | |
1604 | if (this.y > this.scrollBottom) { | |
1605 | this.y--; | |
1606 | this.scroll(); | |
1607 | } | |
1608 | } else { | |
1609 | this.x = this.cols-1; | |
1610 | if(ch_width===2) // FIXME: check for xterm behavior | |
1611 | continue; | |
1612 | } | |
1613 | } | |
1614 | row = this.y + this.ybase; | |
1615 | ||
1616 | // insert mode: move characters to right | |
1617 | if (this.insertMode) { | |
1618 | // do this twice for a fullwidth char | |
1619 | for (var moves=0; moves<ch_width; ++moves) { | |
1620 | // remove last cell, if it's width is 0 | |
1621 | // we have to adjust the second last cell as well | |
1622 | var removed = this.lines[this.y + this.ybase].pop(); | |
1623 | if (removed[2]===0 | |
1624 | && this.lines[row][this.cols-2] | |
1625 | && this.lines[row][this.cols-2][2]===2) | |
1626 | this.lines[row][this.cols-2] = [this.curAttr, ' ', 1]; | |
1627 | ||
1628 | // insert empty cell at cursor | |
1629 | this.lines[row].splice(this.x, 0, [this.curAttr, ' ', 1]); | |
3f455f90 PK |
1630 | } |
1631 | } | |
1632 | ||
4afa08da | 1633 | this.lines[row][this.x] = [this.curAttr, ch, ch_width]; |
3f455f90 PK |
1634 | this.x++; |
1635 | this.updateRange(this.y); | |
1636 | ||
e3126ba3 | 1637 | // fullwidth char - set next cell width to zero and advance cursor |
4afa08da JB |
1638 | if (ch_width===2) { |
1639 | this.lines[row][this.x] = [this.curAttr, '', 0]; | |
3f455f90 PK |
1640 | this.x++; |
1641 | } | |
1642 | } | |
1643 | break; | |
a4607f90 | 1644 | } |
8bc844c0 | 1645 | break; |
3f455f90 PK |
1646 | case escaped: |
1647 | switch (ch) { | |
1648 | // ESC [ Control Sequence Introducer ( CSI is 0x9b). | |
1649 | case '[': | |
1650 | this.params = []; | |
1651 | this.currentParam = 0; | |
1652 | this.state = csi; | |
1653 | break; | |
8bc844c0 | 1654 | |
3f455f90 PK |
1655 | // ESC ] Operating System Command ( OSC is 0x9d). |
1656 | case ']': | |
1657 | this.params = []; | |
1658 | this.currentParam = 0; | |
1659 | this.state = osc; | |
1660 | break; | |
8bc844c0 | 1661 | |
3f455f90 PK |
1662 | // ESC P Device Control String ( DCS is 0x90). |
1663 | case 'P': | |
1664 | this.params = []; | |
1665 | this.currentParam = 0; | |
1666 | this.state = dcs; | |
1667 | break; | |
8bc844c0 | 1668 | |
3f455f90 PK |
1669 | // ESC _ Application Program Command ( APC is 0x9f). |
1670 | case '_': | |
1671 | this.state = ignore; | |
1672 | break; | |
8bc844c0 | 1673 | |
3f455f90 PK |
1674 | // ESC ^ Privacy Message ( PM is 0x9e). |
1675 | case '^': | |
1676 | this.state = ignore; | |
1677 | break; | |
8bc844c0 | 1678 | |
3f455f90 PK |
1679 | // ESC c Full Reset (RIS). |
1680 | case 'c': | |
1681 | this.reset(); | |
1682 | break; | |
8bc844c0 | 1683 | |
3f455f90 PK |
1684 | // ESC E Next Line ( NEL is 0x85). |
1685 | // ESC D Index ( IND is 0x84). | |
1686 | case 'E': | |
1687 | this.x = 0; | |
1688 | ; | |
1689 | case 'D': | |
1690 | this.index(); | |
1691 | break; | |
8bc844c0 | 1692 | |
3f455f90 PK |
1693 | // ESC M Reverse Index ( RI is 0x8d). |
1694 | case 'M': | |
1695 | this.reverseIndex(); | |
1696 | break; | |
8bc844c0 | 1697 | |
3f455f90 PK |
1698 | // ESC % Select default/utf-8 character set. |
1699 | // @ = default, G = utf-8 | |
1700 | case '%': | |
1701 | //this.charset = null; | |
1702 | this.setgLevel(0); | |
1703 | this.setgCharset(0, Terminal.charsets.US); | |
1704 | this.state = normal; | |
1705 | i++; | |
1706 | break; | |
8bc844c0 | 1707 | |
3f455f90 PK |
1708 | // ESC (,),*,+,-,. Designate G0-G2 Character Set. |
1709 | case '(': // <-- this seems to get all the attention | |
1710 | case ')': | |
1711 | case '*': | |
1712 | case '+': | |
1713 | case '-': | |
1714 | case '.': | |
1715 | switch (ch) { | |
1716 | case '(': | |
1717 | this.gcharset = 0; | |
1718 | break; | |
1719 | case ')': | |
1720 | this.gcharset = 1; | |
1721 | break; | |
1722 | case '*': | |
1723 | this.gcharset = 2; | |
1724 | break; | |
1725 | case '+': | |
1726 | this.gcharset = 3; | |
1727 | break; | |
1728 | case '-': | |
1729 | this.gcharset = 1; | |
1730 | break; | |
1731 | case '.': | |
1732 | this.gcharset = 2; | |
1733 | break; | |
1734 | } | |
1735 | this.state = charset; | |
1736 | break; | |
8bc844c0 | 1737 | |
3f455f90 PK |
1738 | // Designate G3 Character Set (VT300). |
1739 | // A = ISO Latin-1 Supplemental. | |
1740 | // Not implemented. | |
1741 | case '/': | |
1742 | this.gcharset = 3; | |
1743 | this.state = charset; | |
1744 | i--; | |
1745 | break; | |
8bc844c0 | 1746 | |
3f455f90 PK |
1747 | // ESC N |
1748 | // Single Shift Select of G2 Character Set | |
1749 | // ( SS2 is 0x8e). This affects next character only. | |
1750 | case 'N': | |
1751 | break; | |
1752 | // ESC O | |
1753 | // Single Shift Select of G3 Character Set | |
1754 | // ( SS3 is 0x8f). This affects next character only. | |
1755 | case 'O': | |
1756 | break; | |
1757 | // ESC n | |
1758 | // Invoke the G2 Character Set as GL (LS2). | |
1759 | case 'n': | |
1760 | this.setgLevel(2); | |
1761 | break; | |
1762 | // ESC o | |
1763 | // Invoke the G3 Character Set as GL (LS3). | |
1764 | case 'o': | |
1765 | this.setgLevel(3); | |
1766 | break; | |
1767 | // ESC | | |
1768 | // Invoke the G3 Character Set as GR (LS3R). | |
1769 | case '|': | |
1770 | this.setgLevel(3); | |
1771 | break; | |
1772 | // ESC } | |
1773 | // Invoke the G2 Character Set as GR (LS2R). | |
1774 | case '}': | |
1775 | this.setgLevel(2); | |
1776 | break; | |
1777 | // ESC ~ | |
1778 | // Invoke the G1 Character Set as GR (LS1R). | |
1779 | case '~': | |
1780 | this.setgLevel(1); | |
1781 | break; | |
8bc844c0 | 1782 | |
3f455f90 PK |
1783 | // ESC 7 Save Cursor (DECSC). |
1784 | case '7': | |
1785 | this.saveCursor(); | |
1786 | this.state = normal; | |
1787 | break; | |
8bc844c0 | 1788 | |
3f455f90 PK |
1789 | // ESC 8 Restore Cursor (DECRC). |
1790 | case '8': | |
1791 | this.restoreCursor(); | |
1792 | this.state = normal; | |
1793 | break; | |
8bc844c0 | 1794 | |
3f455f90 PK |
1795 | // ESC # 3 DEC line height/width |
1796 | case '#': | |
1797 | this.state = normal; | |
1798 | i++; | |
1799 | break; | |
8bc844c0 | 1800 | |
3f455f90 PK |
1801 | // ESC H Tab Set (HTS is 0x88). |
1802 | case 'H': | |
1803 | this.tabSet(); | |
1804 | break; | |
8bc844c0 | 1805 | |
3f455f90 PK |
1806 | // ESC = Application Keypad (DECPAM). |
1807 | case '=': | |
1808 | this.log('Serial port requested application keypad.'); | |
1809 | this.applicationKeypad = true; | |
1810 | this.state = normal; | |
1811 | break; | |
8bc844c0 | 1812 | |
3f455f90 PK |
1813 | // ESC > Normal Keypad (DECPNM). |
1814 | case '>': | |
1815 | this.log('Switching back to normal keypad.'); | |
1816 | this.applicationKeypad = false; | |
1817 | this.state = normal; | |
1818 | break; | |
8bc844c0 | 1819 | |
3f455f90 PK |
1820 | default: |
1821 | this.state = normal; | |
1822 | this.error('Unknown ESC control: %s.', ch); | |
1823 | break; | |
1824 | } | |
8bc844c0 CJ |
1825 | break; |
1826 | ||
3f455f90 PK |
1827 | case charset: |
1828 | switch (ch) { | |
1829 | case '0': // DEC Special Character and Line Drawing Set. | |
1830 | cs = Terminal.charsets.SCLD; | |
1831 | break; | |
1832 | case 'A': // UK | |
1833 | cs = Terminal.charsets.UK; | |
1834 | break; | |
1835 | case 'B': // United States (USASCII). | |
1836 | cs = Terminal.charsets.US; | |
1837 | break; | |
1838 | case '4': // Dutch | |
1839 | cs = Terminal.charsets.Dutch; | |
1840 | break; | |
1841 | case 'C': // Finnish | |
1842 | case '5': | |
1843 | cs = Terminal.charsets.Finnish; | |
1844 | break; | |
1845 | case 'R': // French | |
1846 | cs = Terminal.charsets.French; | |
1847 | break; | |
1848 | case 'Q': // FrenchCanadian | |
1849 | cs = Terminal.charsets.FrenchCanadian; | |
1850 | break; | |
1851 | case 'K': // German | |
1852 | cs = Terminal.charsets.German; | |
1853 | break; | |
1854 | case 'Y': // Italian | |
1855 | cs = Terminal.charsets.Italian; | |
1856 | break; | |
1857 | case 'E': // NorwegianDanish | |
1858 | case '6': | |
1859 | cs = Terminal.charsets.NorwegianDanish; | |
1860 | break; | |
1861 | case 'Z': // Spanish | |
1862 | cs = Terminal.charsets.Spanish; | |
1863 | break; | |
1864 | case 'H': // Swedish | |
1865 | case '7': | |
1866 | cs = Terminal.charsets.Swedish; | |
1867 | break; | |
1868 | case '=': // Swiss | |
1869 | cs = Terminal.charsets.Swiss; | |
1870 | break; | |
1871 | case '/': // ISOLatin (actually /A) | |
1872 | cs = Terminal.charsets.ISOLatin; | |
1873 | i++; | |
1874 | break; | |
1875 | default: // Default | |
1876 | cs = Terminal.charsets.US; | |
1877 | break; | |
1878 | } | |
1879 | this.setgCharset(this.gcharset, cs); | |
1880 | this.gcharset = null; | |
1881 | this.state = normal; | |
8bc844c0 CJ |
1882 | break; |
1883 | ||
3f455f90 PK |
1884 | case osc: |
1885 | // OSC Ps ; Pt ST | |
1886 | // OSC Ps ; Pt BEL | |
1887 | // Set Text Parameters. | |
1888 | if (ch === '\x1b' || ch === '\x07') { | |
1889 | if (ch === '\x1b') i++; | |
8bc844c0 | 1890 | |
3f455f90 | 1891 | this.params.push(this.currentParam); |
8bc844c0 | 1892 | |
3f455f90 PK |
1893 | switch (this.params[0]) { |
1894 | case 0: | |
1895 | case 1: | |
1896 | case 2: | |
1897 | if (this.params[1]) { | |
1898 | this.title = this.params[1]; | |
1899 | this.handleTitle(this.title); | |
1900 | } | |
1901 | break; | |
1902 | case 3: | |
1903 | // set X property | |
1904 | break; | |
1905 | case 4: | |
1906 | case 5: | |
1907 | // change dynamic colors | |
1908 | break; | |
1909 | case 10: | |
1910 | case 11: | |
1911 | case 12: | |
1912 | case 13: | |
1913 | case 14: | |
1914 | case 15: | |
1915 | case 16: | |
1916 | case 17: | |
1917 | case 18: | |
1918 | case 19: | |
1919 | // change dynamic ui colors | |
1920 | break; | |
1921 | case 46: | |
1922 | // change log file | |
1923 | break; | |
1924 | case 50: | |
1925 | // dynamic font | |
1926 | break; | |
1927 | case 51: | |
1928 | // emacs shell | |
1929 | break; | |
1930 | case 52: | |
1931 | // manipulate selection data | |
1932 | break; | |
1933 | case 104: | |
1934 | case 105: | |
1935 | case 110: | |
1936 | case 111: | |
1937 | case 112: | |
1938 | case 113: | |
1939 | case 114: | |
1940 | case 115: | |
1941 | case 116: | |
1942 | case 117: | |
1943 | case 118: | |
1944 | // reset colors | |
1945 | break; | |
1946 | } | |
8bc844c0 | 1947 | |
3f455f90 PK |
1948 | this.params = []; |
1949 | this.currentParam = 0; | |
1950 | this.state = normal; | |
1951 | } else { | |
1952 | if (!this.params.length) { | |
1953 | if (ch >= '0' && ch <= '9') { | |
1954 | this.currentParam = | |
1955 | this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1956 | } else if (ch === ';') { | |
1957 | this.params.push(this.currentParam); | |
1958 | this.currentParam = ''; | |
1959 | } | |
1960 | } else { | |
1961 | this.currentParam += ch; | |
1962 | } | |
1963 | } | |
8bc844c0 CJ |
1964 | break; |
1965 | ||
3f455f90 PK |
1966 | case csi: |
1967 | // '?', '>', '!' | |
1968 | if (ch === '?' || ch === '>' || ch === '!') { | |
1969 | this.prefix = ch; | |
1970 | break; | |
8bc844c0 | 1971 | } |
8bc844c0 | 1972 | |
3f455f90 PK |
1973 | // 0 - 9 |
1974 | if (ch >= '0' && ch <= '9') { | |
1975 | this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1976 | break; | |
1977 | } | |
8bc844c0 | 1978 | |
3f455f90 PK |
1979 | // '$', '"', ' ', '\'' |
1980 | if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') { | |
1981 | this.postfix = ch; | |
1982 | break; | |
1983 | } | |
1984 | ||
1985 | this.params.push(this.currentParam); | |
1986 | this.currentParam = 0; | |
1987 | ||
1988 | // ';' | |
1989 | if (ch === ';') break; | |
1990 | ||
1991 | this.state = normal; | |
1992 | ||
1993 | switch (ch) { | |
1994 | // CSI Ps A | |
1995 | // Cursor Up Ps Times (default = 1) (CUU). | |
1996 | case 'A': | |
1997 | this.cursorUp(this.params); | |
1998 | break; | |
1999 | ||
2000 | // CSI Ps B | |
2001 | // Cursor Down Ps Times (default = 1) (CUD). | |
2002 | case 'B': | |
2003 | this.cursorDown(this.params); | |
2004 | break; | |
2005 | ||
2006 | // CSI Ps C | |
2007 | // Cursor Forward Ps Times (default = 1) (CUF). | |
2008 | case 'C': | |
2009 | this.cursorForward(this.params); | |
2010 | break; | |
2011 | ||
2012 | // CSI Ps D | |
2013 | // Cursor Backward Ps Times (default = 1) (CUB). | |
2014 | case 'D': | |
2015 | this.cursorBackward(this.params); | |
2016 | break; | |
2017 | ||
2018 | // CSI Ps ; Ps H | |
2019 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
2020 | case 'H': | |
2021 | this.cursorPos(this.params); | |
2022 | break; | |
2023 | ||
2024 | // CSI Ps J Erase in Display (ED). | |
2025 | case 'J': | |
2026 | this.eraseInDisplay(this.params); | |
2027 | break; | |
2028 | ||
2029 | // CSI Ps K Erase in Line (EL). | |
2030 | case 'K': | |
2031 | this.eraseInLine(this.params); | |
2032 | break; | |
2033 | ||
2034 | // CSI Pm m Character Attributes (SGR). | |
2035 | case 'm': | |
2036 | if (!this.prefix) { | |
2037 | this.charAttributes(this.params); | |
2038 | } | |
2039 | break; | |
2040 | ||
2041 | // CSI Ps n Device Status Report (DSR). | |
2042 | case 'n': | |
2043 | if (!this.prefix) { | |
2044 | this.deviceStatus(this.params); | |
2045 | } | |
2046 | break; | |
2047 | ||
2048 | /** | |
2049 | * Additions | |
2050 | */ | |
2051 | ||
2052 | // CSI Ps @ | |
2053 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
2054 | case '@': | |
2055 | this.insertChars(this.params); | |
2056 | break; | |
2057 | ||
2058 | // CSI Ps E | |
2059 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
2060 | case 'E': | |
2061 | this.cursorNextLine(this.params); | |
2062 | break; | |
2063 | ||
2064 | // CSI Ps F | |
2065 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
2066 | case 'F': | |
2067 | this.cursorPrecedingLine(this.params); | |
2068 | break; | |
2069 | ||
2070 | // CSI Ps G | |
2071 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
2072 | case 'G': | |
2073 | this.cursorCharAbsolute(this.params); | |
2074 | break; | |
2075 | ||
2076 | // CSI Ps L | |
2077 | // Insert Ps Line(s) (default = 1) (IL). | |
2078 | case 'L': | |
2079 | this.insertLines(this.params); | |
2080 | break; | |
2081 | ||
2082 | // CSI Ps M | |
2083 | // Delete Ps Line(s) (default = 1) (DL). | |
2084 | case 'M': | |
2085 | this.deleteLines(this.params); | |
2086 | break; | |
2087 | ||
2088 | // CSI Ps P | |
2089 | // Delete Ps Character(s) (default = 1) (DCH). | |
2090 | case 'P': | |
2091 | this.deleteChars(this.params); | |
2092 | break; | |
2093 | ||
2094 | // CSI Ps X | |
2095 | // Erase Ps Character(s) (default = 1) (ECH). | |
2096 | case 'X': | |
2097 | this.eraseChars(this.params); | |
2098 | break; | |
2099 | ||
2100 | // CSI Pm ` Character Position Absolute | |
2101 | // [column] (default = [row,1]) (HPA). | |
2102 | case '`': | |
2103 | this.charPosAbsolute(this.params); | |
2104 | break; | |
2105 | ||
2106 | // 141 61 a * HPR - | |
2107 | // Horizontal Position Relative | |
2108 | case 'a': | |
2109 | this.HPositionRelative(this.params); | |
2110 | break; | |
2111 | ||
2112 | // CSI P s c | |
2113 | // Send Device Attributes (Primary DA). | |
2114 | // CSI > P s c | |
2115 | // Send Device Attributes (Secondary DA) | |
2116 | case 'c': | |
2117 | this.sendDeviceAttributes(this.params); | |
2118 | break; | |
2119 | ||
2120 | // CSI Pm d | |
2121 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
2122 | case 'd': | |
2123 | this.linePosAbsolute(this.params); | |
2124 | break; | |
2125 | ||
2126 | // 145 65 e * VPR - Vertical Position Relative | |
2127 | case 'e': | |
2128 | this.VPositionRelative(this.params); | |
2129 | break; | |
2130 | ||
2131 | // CSI Ps ; Ps f | |
2132 | // Horizontal and Vertical Position [row;column] (default = | |
2133 | // [1,1]) (HVP). | |
2134 | case 'f': | |
2135 | this.HVPosition(this.params); | |
2136 | break; | |
2137 | ||
2138 | // CSI Pm h Set Mode (SM). | |
2139 | // CSI ? Pm h - mouse escape codes, cursor escape codes | |
2140 | case 'h': | |
2141 | this.setMode(this.params); | |
2142 | break; | |
2143 | ||
2144 | // CSI Pm l Reset Mode (RM). | |
2145 | // CSI ? Pm l | |
2146 | case 'l': | |
2147 | this.resetMode(this.params); | |
2148 | break; | |
2149 | ||
2150 | // CSI Ps ; Ps r | |
2151 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
2152 | // dow) (DECSTBM). | |
2153 | // CSI ? Pm r | |
2154 | case 'r': | |
2155 | this.setScrollRegion(this.params); | |
2156 | break; | |
2157 | ||
2158 | // CSI s | |
2159 | // Save cursor (ANSI.SYS). | |
2160 | case 's': | |
2161 | this.saveCursor(this.params); | |
2162 | break; | |
2163 | ||
2164 | // CSI u | |
2165 | // Restore cursor (ANSI.SYS). | |
2166 | case 'u': | |
2167 | this.restoreCursor(this.params); | |
2168 | break; | |
2169 | ||
2170 | /** | |
2171 | * Lesser Used | |
2172 | */ | |
2173 | ||
2174 | // CSI Ps I | |
2175 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
2176 | case 'I': | |
2177 | this.cursorForwardTab(this.params); | |
2178 | break; | |
2179 | ||
2180 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
2181 | case 'S': | |
2182 | this.scrollUp(this.params); | |
2183 | break; | |
2184 | ||
2185 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). | |
2186 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
2187 | // CSI > Ps; Ps T | |
2188 | case 'T': | |
2189 | // if (this.prefix === '>') { | |
2190 | // this.resetTitleModes(this.params); | |
2191 | // break; | |
2192 | // } | |
2193 | // if (this.params.length > 2) { | |
2194 | // this.initMouseTracking(this.params); | |
2195 | // break; | |
2196 | // } | |
2197 | if (this.params.length < 2 && !this.prefix) { | |
2198 | this.scrollDown(this.params); | |
2199 | } | |
2200 | break; | |
2201 | ||
2202 | // CSI Ps Z | |
2203 | // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
2204 | case 'Z': | |
2205 | this.cursorBackwardTab(this.params); | |
2206 | break; | |
2207 | ||
2208 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
2209 | case 'b': | |
2210 | this.repeatPrecedingCharacter(this.params); | |
2211 | break; | |
2212 | ||
2213 | // CSI Ps g Tab Clear (TBC). | |
2214 | case 'g': | |
2215 | this.tabClear(this.params); | |
2216 | break; | |
2217 | ||
2218 | // CSI Pm i Media Copy (MC). | |
2219 | // CSI ? Pm i | |
2220 | // case 'i': | |
2221 | // this.mediaCopy(this.params); | |
2222 | // break; | |
2223 | ||
2224 | // CSI Pm m Character Attributes (SGR). | |
2225 | // CSI > Ps; Ps m | |
2226 | // case 'm': // duplicate | |
2227 | // if (this.prefix === '>') { | |
2228 | // this.setResources(this.params); | |
2229 | // } else { | |
2230 | // this.charAttributes(this.params); | |
2231 | // } | |
2232 | // break; | |
2233 | ||
2234 | // CSI Ps n Device Status Report (DSR). | |
2235 | // CSI > Ps n | |
2236 | // case 'n': // duplicate | |
2237 | // if (this.prefix === '>') { | |
2238 | // this.disableModifiers(this.params); | |
2239 | // } else { | |
2240 | // this.deviceStatus(this.params); | |
2241 | // } | |
2242 | // break; | |
2243 | ||
2244 | // CSI > Ps p Set pointer mode. | |
2245 | // CSI ! p Soft terminal reset (DECSTR). | |
2246 | // CSI Ps$ p | |
2247 | // Request ANSI mode (DECRQM). | |
2248 | // CSI ? Ps$ p | |
2249 | // Request DEC private mode (DECRQM). | |
2250 | // CSI Ps ; Ps " p | |
2251 | case 'p': | |
2252 | switch (this.prefix) { | |
2253 | // case '>': | |
2254 | // this.setPointerMode(this.params); | |
2255 | // break; | |
2256 | case '!': | |
2257 | this.softReset(this.params); | |
2258 | break; | |
2259 | // case '?': | |
2260 | // if (this.postfix === '$') { | |
2261 | // this.requestPrivateMode(this.params); | |
2262 | // } | |
2263 | // break; | |
2264 | // default: | |
2265 | // if (this.postfix === '"') { | |
2266 | // this.setConformanceLevel(this.params); | |
2267 | // } else if (this.postfix === '$') { | |
2268 | // this.requestAnsiMode(this.params); | |
2269 | // } | |
2270 | // break; | |
2271 | } | |
2272 | break; | |
2273 | ||
2274 | // CSI Ps q Load LEDs (DECLL). | |
2275 | // CSI Ps SP q | |
2276 | // CSI Ps " q | |
2277 | // case 'q': | |
2278 | // if (this.postfix === ' ') { | |
2279 | // this.setCursorStyle(this.params); | |
2280 | // break; | |
2281 | // } | |
2282 | // if (this.postfix === '"') { | |
2283 | // this.setCharProtectionAttr(this.params); | |
2284 | // break; | |
2285 | // } | |
2286 | // this.loadLEDs(this.params); | |
2287 | // break; | |
2288 | ||
2289 | // CSI Ps ; Ps r | |
2290 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
2291 | // dow) (DECSTBM). | |
2292 | // CSI ? Pm r | |
2293 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
2294 | // case 'r': // duplicate | |
2295 | // if (this.prefix === '?') { | |
2296 | // this.restorePrivateValues(this.params); | |
2297 | // } else if (this.postfix === '$') { | |
2298 | // this.setAttrInRectangle(this.params); | |
2299 | // } else { | |
2300 | // this.setScrollRegion(this.params); | |
2301 | // } | |
2302 | // break; | |
2303 | ||
2304 | // CSI s Save cursor (ANSI.SYS). | |
2305 | // CSI ? Pm s | |
2306 | // case 's': // duplicate | |
2307 | // if (this.prefix === '?') { | |
2308 | // this.savePrivateValues(this.params); | |
2309 | // } else { | |
2310 | // this.saveCursor(this.params); | |
2311 | // } | |
2312 | // break; | |
2313 | ||
2314 | // CSI Ps ; Ps ; Ps t | |
2315 | // CSI Pt; Pl; Pb; Pr; Ps$ t | |
2316 | // CSI > Ps; Ps t | |
2317 | // CSI Ps SP t | |
2318 | // case 't': | |
2319 | // if (this.postfix === '$') { | |
2320 | // this.reverseAttrInRectangle(this.params); | |
2321 | // } else if (this.postfix === ' ') { | |
2322 | // this.setWarningBellVolume(this.params); | |
2323 | // } else { | |
2324 | // if (this.prefix === '>') { | |
2325 | // this.setTitleModeFeature(this.params); | |
2326 | // } else { | |
2327 | // this.manipulateWindow(this.params); | |
2328 | // } | |
2329 | // } | |
2330 | // break; | |
2331 | ||
2332 | // CSI u Restore cursor (ANSI.SYS). | |
2333 | // CSI Ps SP u | |
2334 | // case 'u': // duplicate | |
2335 | // if (this.postfix === ' ') { | |
2336 | // this.setMarginBellVolume(this.params); | |
2337 | // } else { | |
2338 | // this.restoreCursor(this.params); | |
2339 | // } | |
2340 | // break; | |
2341 | ||
2342 | // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v | |
2343 | // case 'v': | |
2344 | // if (this.postfix === '$') { | |
2345 | // this.copyRectagle(this.params); | |
2346 | // } | |
2347 | // break; | |
2348 | ||
2349 | // CSI Pt ; Pl ; Pb ; Pr ' w | |
2350 | // case 'w': | |
2351 | // if (this.postfix === '\'') { | |
2352 | // this.enableFilterRectangle(this.params); | |
2353 | // } | |
2354 | // break; | |
2355 | ||
2356 | // CSI Ps x Request Terminal Parameters (DECREQTPARM). | |
2357 | // CSI Ps x Select Attribute Change Extent (DECSACE). | |
2358 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
2359 | // case 'x': | |
2360 | // if (this.postfix === '$') { | |
2361 | // this.fillRectangle(this.params); | |
2362 | // } else { | |
2363 | // this.requestParameters(this.params); | |
2364 | // //this.__(this.params); | |
2365 | // } | |
2366 | // break; | |
2367 | ||
2368 | // CSI Ps ; Pu ' z | |
2369 | // CSI Pt; Pl; Pb; Pr$ z | |
2370 | // case 'z': | |
2371 | // if (this.postfix === '\'') { | |
2372 | // this.enableLocatorReporting(this.params); | |
2373 | // } else if (this.postfix === '$') { | |
2374 | // this.eraseRectangle(this.params); | |
2375 | // } | |
2376 | // break; | |
2377 | ||
2378 | // CSI Pm ' { | |
2379 | // CSI Pt; Pl; Pb; Pr$ { | |
2380 | // case '{': | |
2381 | // if (this.postfix === '\'') { | |
2382 | // this.setLocatorEvents(this.params); | |
2383 | // } else if (this.postfix === '$') { | |
2384 | // this.selectiveEraseRectangle(this.params); | |
2385 | // } | |
2386 | // break; | |
2387 | ||
2388 | // CSI Ps ' | | |
2389 | // case '|': | |
2390 | // if (this.postfix === '\'') { | |
2391 | // this.requestLocatorPosition(this.params); | |
2392 | // } | |
2393 | // break; | |
2394 | ||
2395 | // CSI P m SP } | |
2396 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
2397 | // case '}': | |
2398 | // if (this.postfix === ' ') { | |
2399 | // this.insertColumns(this.params); | |
2400 | // } | |
2401 | // break; | |
2402 | ||
2403 | // CSI P m SP ~ | |
2404 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
2405 | // case '~': | |
2406 | // if (this.postfix === ' ') { | |
2407 | // this.deleteColumns(this.params); | |
2408 | // } | |
2409 | // break; | |
2410 | ||
2411 | default: | |
2412 | this.error('Unknown CSI code: %s.', ch); | |
2413 | break; | |
2414 | } | |
2415 | ||
2416 | this.prefix = ''; | |
2417 | this.postfix = ''; | |
2418 | break; | |
2419 | ||
2420 | case dcs: | |
2421 | if (ch === '\x1b' || ch === '\x07') { | |
2422 | if (ch === '\x1b') i++; | |
2423 | ||
2424 | switch (this.prefix) { | |
2425 | // User-Defined Keys (DECUDK). | |
2426 | case '': | |
2427 | break; | |
2428 | ||
2429 | // Request Status String (DECRQSS). | |
2430 | // test: echo -e '\eP$q"p\e\\' | |
2431 | case '$q': | |
2432 | var pt = this.currentParam | |
2433 | , valid = false; | |
2434 | ||
2435 | switch (pt) { | |
2436 | // DECSCA | |
2437 | case '"q': | |
2438 | pt = '0"q'; | |
2439 | break; | |
2440 | ||
2441 | // DECSCL | |
2442 | case '"p': | |
2443 | pt = '61"p'; | |
2444 | break; | |
2445 | ||
2446 | // DECSTBM | |
2447 | case 'r': | |
2448 | pt = '' | |
2449 | + (this.scrollTop + 1) | |
2450 | + ';' | |
2451 | + (this.scrollBottom + 1) | |
2452 | + 'r'; | |
2453 | break; | |
2454 | ||
2455 | // SGR | |
2456 | case 'm': | |
2457 | pt = '0m'; | |
2458 | break; | |
2459 | ||
2460 | default: | |
2461 | this.error('Unknown DCS Pt: %s.', pt); | |
2462 | pt = ''; | |
2463 | break; | |
2464 | } | |
2465 | ||
2466 | this.send('\x1bP' + +valid + '$r' + pt + '\x1b\\'); | |
2467 | break; | |
2468 | ||
2469 | // Set Termcap/Terminfo Data (xterm, experimental). | |
2470 | case '+p': | |
2471 | break; | |
2472 | ||
2473 | // Request Termcap/Terminfo String (xterm, experimental) | |
2474 | // Regular xterm does not even respond to this sequence. | |
2475 | // This can cause a small glitch in vim. | |
2476 | // test: echo -ne '\eP+q6b64\e\\' | |
2477 | case '+q': | |
2478 | var pt = this.currentParam | |
2479 | , valid = false; | |
2480 | ||
2481 | this.send('\x1bP' + +valid + '+r' + pt + '\x1b\\'); | |
2482 | break; | |
2483 | ||
2484 | default: | |
2485 | this.error('Unknown DCS prefix: %s.', this.prefix); | |
2486 | break; | |
2487 | } | |
2488 | ||
2489 | this.currentParam = 0; | |
2490 | this.prefix = ''; | |
2491 | this.state = normal; | |
2492 | } else if (!this.currentParam) { | |
2493 | if (!this.prefix && ch !== '$' && ch !== '+') { | |
2494 | this.currentParam = ch; | |
2495 | } else if (this.prefix.length === 2) { | |
2496 | this.currentParam = ch; | |
2497 | } else { | |
2498 | this.prefix += ch; | |
2499 | } | |
2500 | } else { | |
2501 | this.currentParam += ch; | |
2502 | } | |
2503 | break; | |
2504 | ||
2505 | case ignore: | |
2506 | // For PM and APC. | |
2507 | if (ch === '\x1b' || ch === '\x07') { | |
2508 | if (ch === '\x1b') i++; | |
2509 | this.state = normal; | |
2510 | } | |
2511 | break; | |
2512 | } | |
2513 | } | |
2514 | ||
2515 | this.updateRange(this.y); | |
2516 | this.refresh(this.refreshStart, this.refreshEnd); | |
2517 | }; | |
2518 | ||
107d1a14 PK |
2519 | /** |
2520 | * Writes text to the terminal, followed by a break line character (\n). | |
2521 | * @param {string} text The text to write to the terminal. | |
2522 | */ | |
3f455f90 PK |
2523 | Terminal.prototype.writeln = function(data) { |
2524 | this.write(data + '\r\n'); | |
2525 | }; | |
2526 | ||
107d1a14 PK |
2527 | /** |
2528 | * Handle a keydown event | |
2529 | * Key Resources: | |
2530 | * - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent | |
2531 | * @param {KeyboardEvent} ev The keydown event to be handled. | |
2532 | */ | |
3f455f90 | 2533 | Terminal.prototype.keyDown = function(ev) { |
26af6ffd DI |
2534 | if (this.isComposing) { |
2535 | return; | |
2536 | } | |
a52b7e7a | 2537 | |
3a866cf2 DI |
2538 | var self = this; |
2539 | var result = this.evaluateKeyEscapeSequence(ev); | |
2540 | ||
2541 | if (result.scrollDisp) { | |
2542 | this.scrollDisp(result.scrollDisp); | |
2543 | return this.cancel(ev); | |
2544 | } | |
2545 | ||
b01165c1 | 2546 | if (isThirdLevelShift(this, ev)) { |
2547 | return true; | |
2548 | } | |
2549 | ||
2550 | if (result.cancel ) { | |
3a866cf2 DI |
2551 | // The event is canceled at the end already, is this necessary? |
2552 | this.cancel(ev, true); | |
2553 | } | |
2554 | ||
b01165c1 | 2555 | if (!result.key) { |
3a866cf2 DI |
2556 | return true; |
2557 | } | |
2558 | ||
2559 | this.emit('keydown', ev); | |
2560 | this.emit('key', result.key, ev); | |
2561 | this.showCursor(); | |
2562 | this.handler(result.key); | |
2563 | ||
2564 | return this.cancel(ev, true); | |
2565 | }; | |
3f455f90 | 2566 | |
0535f942 DI |
2567 | /** |
2568 | * Returns an object that determines how a KeyboardEvent should be handled. The key of the | |
2569 | * returned value is the new key code to pass to the PTY. | |
2570 | * | |
2571 | * Reference: http://invisible-island.net/xterm/ctlseqs/ctlseqs.html | |
107d1a14 | 2572 | * @param {KeyboardEvent} ev The keyboard event to be translated to key escape sequence. |
0535f942 | 2573 | */ |
3a866cf2 DI |
2574 | Terminal.prototype.evaluateKeyEscapeSequence = function(ev) { |
2575 | var result = { | |
2576 | // Whether to cancel event propogation (NOTE: this may not be needed since the event is | |
2577 | // canceled at the end of keyDown | |
2578 | cancel: false, | |
2579 | // The new key even to emit | |
2580 | key: undefined, | |
2581 | // The number of characters to scroll, if this is defined it will cancel the event | |
2582 | scrollDisp: undefined | |
2583 | }; | |
3f455f90 PK |
2584 | switch (ev.keyCode) { |
2585 | // backspace | |
2586 | case 8: | |
2587 | if (ev.shiftKey) { | |
3a866cf2 | 2588 | result.key = '\x08'; // ^H |
3f455f90 PK |
2589 | break; |
2590 | } | |
3a866cf2 | 2591 | result.key = '\x7f'; // ^? |
3f455f90 PK |
2592 | break; |
2593 | // tab | |
2594 | case 9: | |
2595 | if (ev.shiftKey) { | |
3a866cf2 | 2596 | result.key = '\x1b[Z'; |
3f455f90 PK |
2597 | break; |
2598 | } | |
3a866cf2 DI |
2599 | result.key = '\t'; |
2600 | result.cancel = true; | |
3f455f90 PK |
2601 | break; |
2602 | // return/enter | |
2603 | case 13: | |
3a866cf2 DI |
2604 | result.key = '\r'; |
2605 | result.cancel = true; | |
3f455f90 PK |
2606 | break; |
2607 | // escape | |
2608 | case 27: | |
3a866cf2 DI |
2609 | result.key = '\x1b'; |
2610 | result.cancel = true; | |
3f455f90 PK |
2611 | break; |
2612 | // left-arrow | |
2613 | case 37: | |
72ed03ad | 2614 | if (ev.altKey) { |
3a866cf2 DI |
2615 | result.key = '\x1bb' // Jump a word back |
2616 | result.cancel = true; | |
72ed03ad | 2617 | break; |
e2aaa8d3 DI |
2618 | } |
2619 | if (ev.ctrlKey) { | |
3a866cf2 | 2620 | result.key = '\x1b[5D'; // Jump a word back |
e2aaa8d3 DI |
2621 | break; |
2622 | } | |
2623 | if (this.applicationCursor) { | |
3a866cf2 | 2624 | result.key = '\x1bOD'; // SS3 as ^[O for 7-bit |
3f455f90 PK |
2625 | break; |
2626 | } | |
3a866cf2 | 2627 | result.key = '\x1b[D'; |
3f455f90 PK |
2628 | break; |
2629 | // right-arrow | |
2630 | case 39: | |
72ed03ad | 2631 | if (ev.altKey) { |
3a866cf2 DI |
2632 | result.key = '\x1bf' // Jump a word forward |
2633 | result.cancel = true; | |
72ed03ad | 2634 | break; |
e2aaa8d3 DI |
2635 | } |
2636 | if (ev.ctrlKey) { | |
3a866cf2 | 2637 | result.key = '\x1b[5C'; // Jump a word forward |
e2aaa8d3 DI |
2638 | break; |
2639 | } | |
2640 | if (this.applicationCursor) { | |
3a866cf2 | 2641 | result.key = '\x1bOC'; |
3f455f90 PK |
2642 | break; |
2643 | } | |
3a866cf2 | 2644 | result.key = '\x1b[C'; |
3f455f90 PK |
2645 | break; |
2646 | // up-arrow | |
2647 | case 38: | |
2648 | if (this.applicationCursor) { | |
3a866cf2 | 2649 | result.key = '\x1bOA'; |
3f455f90 PK |
2650 | break; |
2651 | } | |
2652 | if (ev.ctrlKey) { | |
3a866cf2 | 2653 | result.scrollDisp = -1; |
3f455f90 | 2654 | } else { |
3a866cf2 | 2655 | result.key = '\x1b[A'; |
3f455f90 PK |
2656 | } |
2657 | break; | |
2658 | // down-arrow | |
2659 | case 40: | |
2660 | if (this.applicationCursor) { | |
3a866cf2 | 2661 | result.key = '\x1bOB'; |
3f455f90 PK |
2662 | break; |
2663 | } | |
2664 | if (ev.ctrlKey) { | |
3a866cf2 | 2665 | result.scrollDisp = 1; |
3f455f90 | 2666 | } else { |
3a866cf2 | 2667 | result.key = '\x1b[B'; |
3f455f90 PK |
2668 | } |
2669 | break; | |
3f455f90 PK |
2670 | // insert |
2671 | case 45: | |
524db022 | 2672 | if (!ev.shiftKey && !ev.ctrlKey) { |
2673 | // <Ctrl> or <Shift> + <Insert> are used to | |
2674 | // copy-paste on some systems. | |
740ae96f | 2675 | result.key = '\x1b[2~'; |
524db022 | 2676 | } |
3f455f90 | 2677 | break; |
0535f942 DI |
2678 | // delete |
2679 | case 46: result.key = '\x1b[3~'; break; | |
3f455f90 PK |
2680 | // home |
2681 | case 36: | |
2682 | if (this.applicationKeypad) { | |
3a866cf2 | 2683 | result.key = '\x1bOH'; |
3f455f90 PK |
2684 | break; |
2685 | } | |
3a866cf2 | 2686 | result.key = '\x1bOH'; |
3f455f90 PK |
2687 | break; |
2688 | // end | |
2689 | case 35: | |
2690 | if (this.applicationKeypad) { | |
3a866cf2 | 2691 | result.key = '\x1bOF'; |
3f455f90 PK |
2692 | break; |
2693 | } | |
3a866cf2 | 2694 | result.key = '\x1bOF'; |
3f455f90 PK |
2695 | break; |
2696 | // page up | |
2697 | case 33: | |
2698 | if (ev.shiftKey) { | |
3a866cf2 | 2699 | result.scrollDisp = -(this.rows - 1); |
3f455f90 | 2700 | } else { |
3a866cf2 | 2701 | result.key = '\x1b[5~'; |
3f455f90 PK |
2702 | } |
2703 | break; | |
2704 | // page down | |
2705 | case 34: | |
2706 | if (ev.shiftKey) { | |
3a866cf2 | 2707 | result.scrollDisp = this.rows - 1; |
3f455f90 | 2708 | } else { |
3a866cf2 | 2709 | result.key = '\x1b[6~'; |
3f455f90 PK |
2710 | } |
2711 | break; | |
3a866cf2 DI |
2712 | // F1-F12 |
2713 | case 112: result.key = '\x1bOP'; break; | |
2714 | case 113: result.key = '\x1bOQ'; break; | |
2715 | case 114: result.key = '\x1bOR'; break; | |
2716 | case 115: result.key = '\x1bOS'; break; | |
2717 | case 116: result.key = '\x1b[15~'; break; | |
2718 | case 117: result.key = '\x1b[17~'; break; | |
2719 | case 118: result.key = '\x1b[18~'; break; | |
2720 | case 119: result.key = '\x1b[19~'; break; | |
2721 | case 120: result.key = '\x1b[20~'; break; | |
2722 | case 121: result.key = '\x1b[21~'; break; | |
2723 | case 122: result.key = '\x1b[23~'; break; | |
2724 | case 123: result.key = '\x1b[24~'; break; | |
3f455f90 PK |
2725 | default: |
2726 | // a-z and space | |
369e1f4c | 2727 | if (ev.ctrlKey && !ev.shiftKey && !ev.altKey && !ev.metaKey) { |
3f455f90 | 2728 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { |
3a866cf2 | 2729 | result.key = String.fromCharCode(ev.keyCode - 64); |
3f455f90 PK |
2730 | } else if (ev.keyCode === 32) { |
2731 | // NUL | |
3a866cf2 | 2732 | result.key = String.fromCharCode(0); |
3f455f90 PK |
2733 | } else if (ev.keyCode >= 51 && ev.keyCode <= 55) { |
2734 | // escape, file sep, group sep, record sep, unit sep | |
3a866cf2 | 2735 | result.key = String.fromCharCode(ev.keyCode - 51 + 27); |
3f455f90 PK |
2736 | } else if (ev.keyCode === 56) { |
2737 | // delete | |
3a866cf2 | 2738 | result.key = String.fromCharCode(127); |
3f455f90 PK |
2739 | } else if (ev.keyCode === 219) { |
2740 | // ^[ - escape | |
3a866cf2 | 2741 | result.key = String.fromCharCode(27); |
3f455f90 PK |
2742 | } else if (ev.keyCode === 221) { |
2743 | // ^] - group sep | |
3a866cf2 | 2744 | result.key = String.fromCharCode(29); |
3f455f90 | 2745 | } |
b01165c1 | 2746 | } else if (!this.isMac && ev.altKey && !ev.ctrlKey && !ev.metaKey) { |
2747 | // On Mac this is a third level shift. Use <Esc> instead. | |
3f455f90 | 2748 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { |
3a866cf2 | 2749 | result.key = '\x1b' + String.fromCharCode(ev.keyCode + 32); |
3f455f90 | 2750 | } else if (ev.keyCode === 192) { |
3a866cf2 | 2751 | result.key = '\x1b`'; |
3f455f90 | 2752 | } else if (ev.keyCode >= 48 && ev.keyCode <= 57) { |
3a866cf2 | 2753 | result.key = '\x1b' + (ev.keyCode - 48); |
3f455f90 PK |
2754 | } |
2755 | } | |
2756 | break; | |
2757 | } | |
3a866cf2 | 2758 | return result; |
3f455f90 PK |
2759 | }; |
2760 | ||
107d1a14 PK |
2761 | /** |
2762 | * Set the G level of the terminal | |
2763 | * @param g | |
2764 | */ | |
3f455f90 PK |
2765 | Terminal.prototype.setgLevel = function(g) { |
2766 | this.glevel = g; | |
2767 | this.charset = this.charsets[g]; | |
2768 | }; | |
2769 | ||
107d1a14 PK |
2770 | /** |
2771 | * Set the charset for the given G level of the terminal | |
2772 | * @param g | |
2773 | * @param charset | |
2774 | */ | |
3f455f90 PK |
2775 | Terminal.prototype.setgCharset = function(g, charset) { |
2776 | this.charsets[g] = charset; | |
2777 | if (this.glevel === g) { | |
2778 | this.charset = charset; | |
2779 | } | |
2780 | }; | |
2781 | ||
107d1a14 PK |
2782 | /** |
2783 | * Handle a keypress event. | |
2784 | * Key Resources: | |
2785 | * - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent | |
2786 | * @param {KeyboardEvent} ev The keypress event to be handled. | |
2787 | */ | |
3f455f90 PK |
2788 | Terminal.prototype.keyPress = function(ev) { |
2789 | var key; | |
2790 | ||
fc7b22dc DI |
2791 | this.cancel(ev); |
2792 | ||
3f455f90 PK |
2793 | if (ev.charCode) { |
2794 | key = ev.charCode; | |
2795 | } else if (ev.which == null) { | |
2796 | key = ev.keyCode; | |
2797 | } else if (ev.which !== 0 && ev.charCode !== 0) { | |
2798 | key = ev.which; | |
2799 | } else { | |
2800 | return false; | |
2801 | } | |
2802 | ||
b01165c1 | 2803 | if (!key || ( |
2804 | (ev.altKey || ev.ctrlKey || ev.metaKey) && !isThirdLevelShift(this, ev) | |
2805 | )) { | |
3f455f90 PK |
2806 | return false; |
2807 | } | |
2808 | ||
2809 | key = String.fromCharCode(key); | |
2810 | ||
2811 | this.emit('keypress', key, ev); | |
2812 | this.emit('key', key, ev); | |
2813 | this.showCursor(); | |
2814 | this.handler(key); | |
2815 | ||
2816 | return false; | |
2817 | }; | |
2818 | ||
107d1a14 PK |
2819 | /** |
2820 | * Send data for handling to the terminal | |
2821 | * @param {string} data | |
2822 | */ | |
3f455f90 PK |
2823 | Terminal.prototype.send = function(data) { |
2824 | var self = this; | |
2825 | ||
2826 | if (!this.queue) { | |
2827 | setTimeout(function() { | |
2828 | self.handler(self.queue); | |
2829 | self.queue = ''; | |
2830 | }, 1); | |
2831 | } | |
2832 | ||
2833 | this.queue += data; | |
2834 | }; | |
2835 | ||
107d1a14 PK |
2836 | /** |
2837 | * Ring the bell. | |
2838 | * Note: We could do sweet things with webaudio here | |
2839 | */ | |
3f455f90 PK |
2840 | Terminal.prototype.bell = function() { |
2841 | if (!this.visualBell) return; | |
2842 | var self = this; | |
2843 | this.element.style.borderColor = 'white'; | |
2844 | setTimeout(function() { | |
2845 | self.element.style.borderColor = ''; | |
2846 | }, 10); | |
2847 | if (this.popOnBell) this.focus(); | |
2848 | }; | |
2849 | ||
107d1a14 PK |
2850 | /** |
2851 | * Log the current state to the console. | |
2852 | */ | |
3f455f90 PK |
2853 | Terminal.prototype.log = function() { |
2854 | if (!this.debug) return; | |
2855 | if (!this.context.console || !this.context.console.log) return; | |
2856 | var args = Array.prototype.slice.call(arguments); | |
2857 | this.context.console.log.apply(this.context.console, args); | |
2858 | }; | |
2859 | ||
107d1a14 PK |
2860 | /** |
2861 | * Log the current state as error to the console. | |
2862 | */ | |
3f455f90 PK |
2863 | Terminal.prototype.error = function() { |
2864 | if (!this.debug) return; | |
2865 | if (!this.context.console || !this.context.console.error) return; | |
2866 | var args = Array.prototype.slice.call(arguments); | |
2867 | this.context.console.error.apply(this.context.console, args); | |
2868 | }; | |
2869 | ||
fd5be55d DI |
2870 | /** |
2871 | * Resizes the terminal. | |
2872 | * | |
2873 | * @param {number} x The number of columns to resize to. | |
2874 | * @param {number} y The number of rows to resize to. | |
fd5be55d | 2875 | */ |
3f455f90 PK |
2876 | Terminal.prototype.resize = function(x, y) { |
2877 | var line | |
2878 | , el | |
2879 | , i | |
2880 | , j | |
eee99f62 DI |
2881 | , ch |
2882 | , addToY; | |
3f455f90 | 2883 | |
e721bdc9 DI |
2884 | if (x === this.cols && y === this.rows) { |
2885 | return; | |
2886 | } | |
2887 | ||
3f455f90 PK |
2888 | if (x < 1) x = 1; |
2889 | if (y < 1) y = 1; | |
2890 | ||
2891 | // resize cols | |
2892 | j = this.cols; | |
2893 | if (j < x) { | |
838c11b6 | 2894 | ch = [this.defAttr, ' ', 1]; // does xterm use the default attr? |
3f455f90 PK |
2895 | i = this.lines.length; |
2896 | while (i--) { | |
2897 | while (this.lines[i].length < x) { | |
2898 | this.lines[i].push(ch); | |
2899 | } | |
2900 | } | |
e721bdc9 | 2901 | } else { // (j > x) |
3f455f90 PK |
2902 | i = this.lines.length; |
2903 | while (i--) { | |
2904 | while (this.lines[i].length > x) { | |
2905 | this.lines[i].pop(); | |
2906 | } | |
2907 | } | |
2908 | } | |
2909 | this.setupStops(j); | |
2910 | this.cols = x; | |
2911 | ||
2912 | // resize rows | |
2913 | j = this.rows; | |
eee99f62 | 2914 | addToY = 0; |
3f455f90 PK |
2915 | if (j < y) { |
2916 | el = this.element; | |
2917 | while (j++ < y) { | |
eee99f62 | 2918 | // y is rows, not this.y |
3f455f90 | 2919 | if (this.lines.length < y + this.ybase) { |
eee99f62 DI |
2920 | if (this.ybase > 0 && this.lines.length <= this.ybase + this.y + addToY + 1) { |
2921 | // There is room above the buffer and there are no empty elements below the line, | |
2922 | // scroll up | |
2923 | this.ybase--; | |
eee99f62 | 2924 | addToY++ |
05041722 DI |
2925 | if (this.ydisp > 0) { |
2926 | // Viewport is at the top of the buffer, must increase downwards | |
87c9370e DI |
2927 | this.ydisp--; |
2928 | } | |
eee99f62 DI |
2929 | } else { |
2930 | // Add a blank line if there is no buffer left at the top to scroll to, or if there | |
2931 | // are blank lines after the cursor | |
2932 | this.lines.push(this.blankLine()); | |
2933 | } | |
3f455f90 PK |
2934 | } |
2935 | if (this.children.length < y) { | |
2936 | this.insertRow(); | |
2937 | } | |
2938 | } | |
e721bdc9 | 2939 | } else { // (j > y) |
3f455f90 PK |
2940 | while (j-- > y) { |
2941 | if (this.lines.length > y + this.ybase) { | |
eee99f62 DI |
2942 | if (this.lines.length > this.ybase + this.y + 1) { |
2943 | // The line is a blank line below the cursor, remove it | |
df268ad5 DI |
2944 | this.lines.pop(); |
2945 | } else { | |
eee99f62 | 2946 | // The line is the cursor, scroll down |
df268ad5 DI |
2947 | this.ybase++; |
2948 | this.ydisp++; | |
2949 | } | |
3f455f90 PK |
2950 | } |
2951 | if (this.children.length > y) { | |
685bc54b | 2952 | el = this.children.shift(); |
3f455f90 PK |
2953 | if (!el) continue; |
2954 | el.parentNode.removeChild(el); | |
2955 | } | |
2956 | } | |
2957 | } | |
2958 | this.rows = y; | |
2959 | ||
2960 | /* | |
2961 | * Make sure that the cursor stays on screen | |
2962 | */ | |
2963 | if (this.y >= y) { | |
2964 | this.y = y - 1; | |
2965 | } | |
eee99f62 DI |
2966 | if (addToY) { |
2967 | this.y += addToY; | |
2968 | } | |
3f455f90 PK |
2969 | |
2970 | if (this.x >= x) { | |
2971 | this.x = x - 1; | |
2972 | } | |
2973 | ||
2974 | this.scrollTop = 0; | |
2975 | this.scrollBottom = y - 1; | |
2976 | ||
2977 | this.refresh(0, this.rows - 1); | |
2978 | ||
2979 | this.normal = null; | |
2980 | ||
2981 | this.emit('resize', {terminal: this, cols: x, rows: y}); | |
2982 | }; | |
2983 | ||
1aeb5620 PK |
2984 | /** |
2985 | * Updates the range of rows to refresh | |
2986 | * @param {number} y The number of rows to refresh next. | |
2987 | */ | |
3f455f90 PK |
2988 | Terminal.prototype.updateRange = function(y) { |
2989 | if (y < this.refreshStart) this.refreshStart = y; | |
2990 | if (y > this.refreshEnd) this.refreshEnd = y; | |
2991 | // if (y > this.refreshEnd) { | |
2992 | // this.refreshEnd = y; | |
2993 | // if (y > this.rows - 1) { | |
2994 | // this.refreshEnd = this.rows - 1; | |
2995 | // } | |
2996 | // } | |
2997 | }; | |
2998 | ||
1aeb5620 PK |
2999 | /** |
3000 | * Set the range of refreshing to the maximyum value | |
3001 | */ | |
3f455f90 PK |
3002 | Terminal.prototype.maxRange = function() { |
3003 | this.refreshStart = 0; | |
3004 | this.refreshEnd = this.rows - 1; | |
3005 | }; | |
3006 | ||
3007 | Terminal.prototype.setupStops = function(i) { | |
3008 | if (i != null) { | |
3009 | if (!this.tabs[i]) { | |
3010 | i = this.prevStop(i); | |
3011 | } | |
3012 | } else { | |
3013 | this.tabs = {}; | |
3014 | i = 0; | |
3015 | } | |
3016 | ||
3017 | for (; i < this.cols; i += 8) { | |
3018 | this.tabs[i] = true; | |
3019 | } | |
3020 | }; | |
3021 | ||
3022 | Terminal.prototype.prevStop = function(x) { | |
3023 | if (x == null) x = this.x; | |
3024 | while (!this.tabs[--x] && x > 0); | |
3025 | return x >= this.cols | |
3026 | ? this.cols - 1 | |
3027 | : x < 0 ? 0 : x; | |
3028 | }; | |
3029 | ||
3030 | Terminal.prototype.nextStop = function(x) { | |
3031 | if (x == null) x = this.x; | |
3032 | while (!this.tabs[++x] && x < this.cols); | |
3033 | return x >= this.cols | |
3034 | ? this.cols - 1 | |
3035 | : x < 0 ? 0 : x; | |
3036 | }; | |
3037 | ||
3038 | Terminal.prototype.eraseRight = function(x, y) { | |
3039 | var line = this.lines[this.ybase + y] | |
874ba72f | 3040 | , ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3041 | |
3042 | ||
3043 | for (; x < this.cols; x++) { | |
3044 | line[x] = ch; | |
3045 | } | |
3046 | ||
3047 | this.updateRange(y); | |
3048 | }; | |
3049 | ||
3050 | Terminal.prototype.eraseLeft = function(x, y) { | |
3051 | var line = this.lines[this.ybase + y] | |
874ba72f | 3052 | , ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3053 | |
3054 | x++; | |
3055 | while (x--) line[x] = ch; | |
3056 | ||
3057 | this.updateRange(y); | |
3058 | }; | |
3059 | ||
3060 | Terminal.prototype.eraseLine = function(y) { | |
3061 | this.eraseRight(0, y); | |
3062 | }; | |
3063 | ||
3064 | Terminal.prototype.blankLine = function(cur) { | |
3065 | var attr = cur | |
3066 | ? this.eraseAttr() | |
3067 | : this.defAttr; | |
3068 | ||
874ba72f | 3069 | var ch = [attr, ' ', 1] // width defaults to 1 halfwidth character |
3f455f90 PK |
3070 | , line = [] |
3071 | , i = 0; | |
3072 | ||
3073 | for (; i < this.cols; i++) { | |
3074 | line[i] = ch; | |
3075 | } | |
3076 | ||
3077 | return line; | |
3078 | }; | |
3079 | ||
3080 | Terminal.prototype.ch = function(cur) { | |
3081 | return cur | |
874ba72f JB |
3082 | ? [this.eraseAttr(), ' ', 1] |
3083 | : [this.defAttr, ' ', 1]; | |
3f455f90 PK |
3084 | }; |
3085 | ||
3086 | Terminal.prototype.is = function(term) { | |
3087 | var name = this.termName; | |
3088 | return (name + '').indexOf(term) === 0; | |
3089 | }; | |
3090 | ||
3091 | Terminal.prototype.handler = function(data) { | |
3092 | this.emit('data', data); | |
3093 | }; | |
3094 | ||
3095 | Terminal.prototype.handleTitle = function(title) { | |
3096 | this.emit('title', title); | |
3097 | }; | |
3098 | ||
3099 | /** | |
3100 | * ESC | |
3101 | */ | |
3102 | ||
3103 | // ESC D Index (IND is 0x84). | |
3104 | Terminal.prototype.index = function() { | |
3105 | this.y++; | |
3106 | if (this.y > this.scrollBottom) { | |
3107 | this.y--; | |
3108 | this.scroll(); | |
3109 | } | |
3110 | this.state = normal; | |
3111 | }; | |
3112 | ||
3113 | // ESC M Reverse Index (RI is 0x8d). | |
3114 | Terminal.prototype.reverseIndex = function() { | |
3115 | var j; | |
3116 | this.y--; | |
3117 | if (this.y < this.scrollTop) { | |
3118 | this.y++; | |
3119 | // possibly move the code below to term.reverseScroll(); | |
3120 | // test: echo -ne '\e[1;1H\e[44m\eM\e[0m' | |
3121 | // blankLine(true) is xterm/linux behavior | |
3122 | this.lines.splice(this.y + this.ybase, 0, this.blankLine(true)); | |
3123 | j = this.rows - 1 - this.scrollBottom; | |
3124 | this.lines.splice(this.rows - 1 + this.ybase - j + 1, 1); | |
3125 | // this.maxRange(); | |
3126 | this.updateRange(this.scrollTop); | |
3127 | this.updateRange(this.scrollBottom); | |
3128 | } | |
3129 | this.state = normal; | |
3130 | }; | |
3131 | ||
3132 | // ESC c Full Reset (RIS). | |
3133 | Terminal.prototype.reset = function() { | |
3134 | this.options.rows = this.rows; | |
3135 | this.options.cols = this.cols; | |
3136 | Terminal.call(this, this.options); | |
3137 | this.refresh(0, this.rows - 1); | |
3138 | }; | |
3139 | ||
3140 | // ESC H Tab Set (HTS is 0x88). | |
3141 | Terminal.prototype.tabSet = function() { | |
3142 | this.tabs[this.x] = true; | |
3143 | this.state = normal; | |
3144 | }; | |
3145 | ||
3146 | /** | |
3147 | * CSI | |
3148 | */ | |
3149 | ||
3150 | // CSI Ps A | |
3151 | // Cursor Up Ps Times (default = 1) (CUU). | |
3152 | Terminal.prototype.cursorUp = function(params) { | |
3153 | var param = params[0]; | |
3154 | if (param < 1) param = 1; | |
3155 | this.y -= param; | |
3156 | if (this.y < 0) this.y = 0; | |
3157 | }; | |
3158 | ||
3159 | // CSI Ps B | |
3160 | // Cursor Down Ps Times (default = 1) (CUD). | |
3161 | Terminal.prototype.cursorDown = function(params) { | |
3162 | var param = params[0]; | |
3163 | if (param < 1) param = 1; | |
3164 | this.y += param; | |
3165 | if (this.y >= this.rows) { | |
3166 | this.y = this.rows - 1; | |
3167 | } | |
3168 | }; | |
3169 | ||
3170 | // CSI Ps C | |
3171 | // Cursor Forward Ps Times (default = 1) (CUF). | |
3172 | Terminal.prototype.cursorForward = function(params) { | |
3173 | var param = params[0]; | |
3174 | if (param < 1) param = 1; | |
3175 | this.x += param; | |
3176 | if (this.x >= this.cols) { | |
3177 | this.x = this.cols - 1; | |
3178 | } | |
3179 | }; | |
3180 | ||
3181 | // CSI Ps D | |
3182 | // Cursor Backward Ps Times (default = 1) (CUB). | |
3183 | Terminal.prototype.cursorBackward = function(params) { | |
3184 | var param = params[0]; | |
3185 | if (param < 1) param = 1; | |
3186 | this.x -= param; | |
3187 | if (this.x < 0) this.x = 0; | |
3188 | }; | |
3189 | ||
3190 | // CSI Ps ; Ps H | |
3191 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
3192 | Terminal.prototype.cursorPos = function(params) { | |
3193 | var row, col; | |
3194 | ||
3195 | row = params[0] - 1; | |
3196 | ||
3197 | if (params.length >= 2) { | |
3198 | col = params[1] - 1; | |
3199 | } else { | |
3200 | col = 0; | |
3201 | } | |
3202 | ||
3203 | if (row < 0) { | |
3204 | row = 0; | |
3205 | } else if (row >= this.rows) { | |
3206 | row = this.rows - 1; | |
3207 | } | |
3208 | ||
3209 | if (col < 0) { | |
3210 | col = 0; | |
3211 | } else if (col >= this.cols) { | |
3212 | col = this.cols - 1; | |
3213 | } | |
3214 | ||
3215 | this.x = col; | |
3216 | this.y = row; | |
3217 | }; | |
3218 | ||
3219 | // CSI Ps J Erase in Display (ED). | |
3220 | // Ps = 0 -> Erase Below (default). | |
3221 | // Ps = 1 -> Erase Above. | |
3222 | // Ps = 2 -> Erase All. | |
3223 | // Ps = 3 -> Erase Saved Lines (xterm). | |
3224 | // CSI ? Ps J | |
3225 | // Erase in Display (DECSED). | |
3226 | // Ps = 0 -> Selective Erase Below (default). | |
3227 | // Ps = 1 -> Selective Erase Above. | |
3228 | // Ps = 2 -> Selective Erase All. | |
3229 | Terminal.prototype.eraseInDisplay = function(params) { | |
3230 | var j; | |
3231 | switch (params[0]) { | |
3232 | case 0: | |
3233 | this.eraseRight(this.x, this.y); | |
3234 | j = this.y + 1; | |
3235 | for (; j < this.rows; j++) { | |
3236 | this.eraseLine(j); | |
3237 | } | |
3238 | break; | |
3239 | case 1: | |
3240 | this.eraseLeft(this.x, this.y); | |
3241 | j = this.y; | |
3242 | while (j--) { | |
3243 | this.eraseLine(j); | |
3244 | } | |
3245 | break; | |
3246 | case 2: | |
3247 | j = this.rows; | |
3248 | while (j--) this.eraseLine(j); | |
3249 | break; | |
3250 | case 3: | |
3251 | ; // no saved lines | |
3252 | break; | |
3253 | } | |
3254 | }; | |
3255 | ||
3256 | // CSI Ps K Erase in Line (EL). | |
3257 | // Ps = 0 -> Erase to Right (default). | |
3258 | // Ps = 1 -> Erase to Left. | |
3259 | // Ps = 2 -> Erase All. | |
3260 | // CSI ? Ps K | |
3261 | // Erase in Line (DECSEL). | |
3262 | // Ps = 0 -> Selective Erase to Right (default). | |
3263 | // Ps = 1 -> Selective Erase to Left. | |
3264 | // Ps = 2 -> Selective Erase All. | |
3265 | Terminal.prototype.eraseInLine = function(params) { | |
3266 | switch (params[0]) { | |
3267 | case 0: | |
3268 | this.eraseRight(this.x, this.y); | |
3269 | break; | |
3270 | case 1: | |
3271 | this.eraseLeft(this.x, this.y); | |
3272 | break; | |
3273 | case 2: | |
3274 | this.eraseLine(this.y); | |
3275 | break; | |
3276 | } | |
3277 | }; | |
3278 | ||
3279 | // CSI Pm m Character Attributes (SGR). | |
3280 | // Ps = 0 -> Normal (default). | |
3281 | // Ps = 1 -> Bold. | |
3282 | // Ps = 4 -> Underlined. | |
3283 | // Ps = 5 -> Blink (appears as Bold). | |
3284 | // Ps = 7 -> Inverse. | |
3285 | // Ps = 8 -> Invisible, i.e., hidden (VT300). | |
3286 | // Ps = 2 2 -> Normal (neither bold nor faint). | |
3287 | // Ps = 2 4 -> Not underlined. | |
3288 | // Ps = 2 5 -> Steady (not blinking). | |
3289 | // Ps = 2 7 -> Positive (not inverse). | |
3290 | // Ps = 2 8 -> Visible, i.e., not hidden (VT300). | |
3291 | // Ps = 3 0 -> Set foreground color to Black. | |
3292 | // Ps = 3 1 -> Set foreground color to Red. | |
3293 | // Ps = 3 2 -> Set foreground color to Green. | |
3294 | // Ps = 3 3 -> Set foreground color to Yellow. | |
3295 | // Ps = 3 4 -> Set foreground color to Blue. | |
3296 | // Ps = 3 5 -> Set foreground color to Magenta. | |
3297 | // Ps = 3 6 -> Set foreground color to Cyan. | |
3298 | // Ps = 3 7 -> Set foreground color to White. | |
3299 | // Ps = 3 9 -> Set foreground color to default (original). | |
3300 | // Ps = 4 0 -> Set background color to Black. | |
3301 | // Ps = 4 1 -> Set background color to Red. | |
3302 | // Ps = 4 2 -> Set background color to Green. | |
3303 | // Ps = 4 3 -> Set background color to Yellow. | |
3304 | // Ps = 4 4 -> Set background color to Blue. | |
3305 | // Ps = 4 5 -> Set background color to Magenta. | |
3306 | // Ps = 4 6 -> Set background color to Cyan. | |
3307 | // Ps = 4 7 -> Set background color to White. | |
3308 | // Ps = 4 9 -> Set background color to default (original). | |
3309 | ||
3310 | // If 16-color support is compiled, the following apply. Assume | |
3311 | // that xterm's resources are set so that the ISO color codes are | |
3312 | // the first 8 of a set of 16. Then the aixterm colors are the | |
3313 | // bright versions of the ISO colors: | |
3314 | // Ps = 9 0 -> Set foreground color to Black. | |
3315 | // Ps = 9 1 -> Set foreground color to Red. | |
3316 | // Ps = 9 2 -> Set foreground color to Green. | |
3317 | // Ps = 9 3 -> Set foreground color to Yellow. | |
3318 | // Ps = 9 4 -> Set foreground color to Blue. | |
3319 | // Ps = 9 5 -> Set foreground color to Magenta. | |
3320 | // Ps = 9 6 -> Set foreground color to Cyan. | |
3321 | // Ps = 9 7 -> Set foreground color to White. | |
3322 | // Ps = 1 0 0 -> Set background color to Black. | |
3323 | // Ps = 1 0 1 -> Set background color to Red. | |
3324 | // Ps = 1 0 2 -> Set background color to Green. | |
3325 | // Ps = 1 0 3 -> Set background color to Yellow. | |
3326 | // Ps = 1 0 4 -> Set background color to Blue. | |
3327 | // Ps = 1 0 5 -> Set background color to Magenta. | |
3328 | // Ps = 1 0 6 -> Set background color to Cyan. | |
3329 | // Ps = 1 0 7 -> Set background color to White. | |
3330 | ||
3331 | // If xterm is compiled with the 16-color support disabled, it | |
3332 | // supports the following, from rxvt: | |
3333 | // Ps = 1 0 0 -> Set foreground and background color to | |
3334 | // default. | |
3335 | ||
3336 | // If 88- or 256-color support is compiled, the following apply. | |
3337 | // Ps = 3 8 ; 5 ; Ps -> Set foreground color to the second | |
3338 | // Ps. | |
3339 | // Ps = 4 8 ; 5 ; Ps -> Set background color to the second | |
3340 | // Ps. | |
3341 | Terminal.prototype.charAttributes = function(params) { | |
3342 | // Optimize a single SGR0. | |
3343 | if (params.length === 1 && params[0] === 0) { | |
3344 | this.curAttr = this.defAttr; | |
3345 | return; | |
3346 | } | |
3347 | ||
3348 | var l = params.length | |
3349 | , i = 0 | |
3350 | , flags = this.curAttr >> 18 | |
3351 | , fg = (this.curAttr >> 9) & 0x1ff | |
3352 | , bg = this.curAttr & 0x1ff | |
3353 | , p; | |
3354 | ||
3355 | for (; i < l; i++) { | |
3356 | p = params[i]; | |
3357 | if (p >= 30 && p <= 37) { | |
3358 | // fg color 8 | |
3359 | fg = p - 30; | |
3360 | } else if (p >= 40 && p <= 47) { | |
3361 | // bg color 8 | |
3362 | bg = p - 40; | |
3363 | } else if (p >= 90 && p <= 97) { | |
3364 | // fg color 16 | |
3365 | p += 8; | |
3366 | fg = p - 90; | |
3367 | } else if (p >= 100 && p <= 107) { | |
3368 | // bg color 16 | |
3369 | p += 8; | |
3370 | bg = p - 100; | |
3371 | } else if (p === 0) { | |
3372 | // default | |
3373 | flags = this.defAttr >> 18; | |
3374 | fg = (this.defAttr >> 9) & 0x1ff; | |
3375 | bg = this.defAttr & 0x1ff; | |
3376 | // flags = 0; | |
3377 | // fg = 0x1ff; | |
3378 | // bg = 0x1ff; | |
3379 | } else if (p === 1) { | |
3380 | // bold text | |
3381 | flags |= 1; | |
3382 | } else if (p === 4) { | |
3383 | // underlined text | |
3384 | flags |= 2; | |
3385 | } else if (p === 5) { | |
3386 | // blink | |
3387 | flags |= 4; | |
3388 | } else if (p === 7) { | |
3389 | // inverse and positive | |
3390 | // test with: echo -e '\e[31m\e[42mhello\e[7mworld\e[27mhi\e[m' | |
3391 | flags |= 8; | |
3392 | } else if (p === 8) { | |
3393 | // invisible | |
3394 | flags |= 16; | |
3395 | } else if (p === 22) { | |
3396 | // not bold | |
3397 | flags &= ~1; | |
3398 | } else if (p === 24) { | |
3399 | // not underlined | |
3400 | flags &= ~2; | |
3401 | } else if (p === 25) { | |
3402 | // not blink | |
3403 | flags &= ~4; | |
3404 | } else if (p === 27) { | |
3405 | // not inverse | |
3406 | flags &= ~8; | |
3407 | } else if (p === 28) { | |
3408 | // not invisible | |
3409 | flags &= ~16; | |
3410 | } else if (p === 39) { | |
3411 | // reset fg | |
3412 | fg = (this.defAttr >> 9) & 0x1ff; | |
3413 | } else if (p === 49) { | |
3414 | // reset bg | |
3415 | bg = this.defAttr & 0x1ff; | |
3416 | } else if (p === 38) { | |
3417 | // fg color 256 | |
3418 | if (params[i + 1] === 2) { | |
3419 | i += 2; | |
3420 | fg = matchColor( | |
3421 | params[i] & 0xff, | |
3422 | params[i + 1] & 0xff, | |
3423 | params[i + 2] & 0xff); | |
3424 | if (fg === -1) fg = 0x1ff; | |
3425 | i += 2; | |
3426 | } else if (params[i + 1] === 5) { | |
3427 | i += 2; | |
3428 | p = params[i] & 0xff; | |
3429 | fg = p; | |
3430 | } | |
3431 | } else if (p === 48) { | |
3432 | // bg color 256 | |
3433 | if (params[i + 1] === 2) { | |
3434 | i += 2; | |
3435 | bg = matchColor( | |
3436 | params[i] & 0xff, | |
3437 | params[i + 1] & 0xff, | |
3438 | params[i + 2] & 0xff); | |
3439 | if (bg === -1) bg = 0x1ff; | |
3440 | i += 2; | |
3441 | } else if (params[i + 1] === 5) { | |
3442 | i += 2; | |
3443 | p = params[i] & 0xff; | |
3444 | bg = p; | |
3445 | } | |
3446 | } else if (p === 100) { | |
3447 | // reset fg/bg | |
3448 | fg = (this.defAttr >> 9) & 0x1ff; | |
3449 | bg = this.defAttr & 0x1ff; | |
3450 | } else { | |
3451 | this.error('Unknown SGR attribute: %d.', p); | |
3452 | } | |
3453 | } | |
3454 | ||
3455 | this.curAttr = (flags << 18) | (fg << 9) | bg; | |
3456 | }; | |
3457 | ||
3458 | // CSI Ps n Device Status Report (DSR). | |
3459 | // Ps = 5 -> Status Report. Result (``OK'') is | |
3460 | // CSI 0 n | |
3461 | // Ps = 6 -> Report Cursor Position (CPR) [row;column]. | |
3462 | // Result is | |
3463 | // CSI r ; c R | |
3464 | // CSI ? Ps n | |
3465 | // Device Status Report (DSR, DEC-specific). | |
3466 | // Ps = 6 -> Report Cursor Position (CPR) [row;column] as CSI | |
3467 | // ? r ; c R (assumes page is zero). | |
3468 | // Ps = 1 5 -> Report Printer status as CSI ? 1 0 n (ready). | |
3469 | // or CSI ? 1 1 n (not ready). | |
3470 | // Ps = 2 5 -> Report UDK status as CSI ? 2 0 n (unlocked) | |
3471 | // or CSI ? 2 1 n (locked). | |
3472 | // Ps = 2 6 -> Report Keyboard status as | |
3473 | // CSI ? 2 7 ; 1 ; 0 ; 0 n (North American). | |
3474 | // The last two parameters apply to VT400 & up, and denote key- | |
3475 | // board ready and LK01 respectively. | |
3476 | // Ps = 5 3 -> Report Locator status as | |
3477 | // CSI ? 5 3 n Locator available, if compiled-in, or | |
3478 | // CSI ? 5 0 n No Locator, if not. | |
3479 | Terminal.prototype.deviceStatus = function(params) { | |
3480 | if (!this.prefix) { | |
3481 | switch (params[0]) { | |
3482 | case 5: | |
3483 | // status report | |
3484 | this.send('\x1b[0n'); | |
3485 | break; | |
3486 | case 6: | |
3487 | // cursor position | |
3488 | this.send('\x1b[' | |
3489 | + (this.y + 1) | |
3490 | + ';' | |
3491 | + (this.x + 1) | |
3492 | + 'R'); | |
3493 | break; | |
3494 | } | |
3495 | } else if (this.prefix === '?') { | |
3496 | // modern xterm doesnt seem to | |
3497 | // respond to any of these except ?6, 6, and 5 | |
3498 | switch (params[0]) { | |
3499 | case 6: | |
3500 | // cursor position | |
3501 | this.send('\x1b[?' | |
3502 | + (this.y + 1) | |
3503 | + ';' | |
3504 | + (this.x + 1) | |
3505 | + 'R'); | |
3506 | break; | |
3507 | case 15: | |
3508 | // no printer | |
3509 | // this.send('\x1b[?11n'); | |
3510 | break; | |
3511 | case 25: | |
3512 | // dont support user defined keys | |
3513 | // this.send('\x1b[?21n'); | |
3514 | break; | |
3515 | case 26: | |
3516 | // north american keyboard | |
3517 | // this.send('\x1b[?27;1;0;0n'); | |
3518 | break; | |
3519 | case 53: | |
3520 | // no dec locator/mouse | |
3521 | // this.send('\x1b[?50n'); | |
3522 | break; | |
3523 | } | |
3524 | } | |
3525 | }; | |
3526 | ||
3527 | /** | |
3528 | * Additions | |
3529 | */ | |
3530 | ||
3531 | // CSI Ps @ | |
3532 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
3533 | Terminal.prototype.insertChars = function(params) { | |
3534 | var param, row, j, ch; | |
3535 | ||
3536 | param = params[0]; | |
3537 | if (param < 1) param = 1; | |
3538 | ||
3539 | row = this.y + this.ybase; | |
3540 | j = this.x; | |
4afa08da | 3541 | ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3542 | |
3543 | while (param-- && j < this.cols) { | |
3544 | this.lines[row].splice(j++, 0, ch); | |
3545 | this.lines[row].pop(); | |
3546 | } | |
3547 | }; | |
3548 | ||
3549 | // CSI Ps E | |
3550 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
3551 | // same as CSI Ps B ? | |
3552 | Terminal.prototype.cursorNextLine = function(params) { | |
3553 | var param = params[0]; | |
3554 | if (param < 1) param = 1; | |
3555 | this.y += param; | |
3556 | if (this.y >= this.rows) { | |
3557 | this.y = this.rows - 1; | |
3558 | } | |
3559 | this.x = 0; | |
3560 | }; | |
3561 | ||
3562 | // CSI Ps F | |
3563 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
3564 | // reuse CSI Ps A ? | |
3565 | Terminal.prototype.cursorPrecedingLine = function(params) { | |
3566 | var param = params[0]; | |
3567 | if (param < 1) param = 1; | |
3568 | this.y -= param; | |
3569 | if (this.y < 0) this.y = 0; | |
3570 | this.x = 0; | |
3571 | }; | |
3572 | ||
3573 | // CSI Ps G | |
3574 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
3575 | Terminal.prototype.cursorCharAbsolute = function(params) { | |
3576 | var param = params[0]; | |
3577 | if (param < 1) param = 1; | |
3578 | this.x = param - 1; | |
3579 | }; | |
3580 | ||
3581 | // CSI Ps L | |
3582 | // Insert Ps Line(s) (default = 1) (IL). | |
3583 | Terminal.prototype.insertLines = function(params) { | |
3584 | var param, row, j; | |
3585 | ||
3586 | param = params[0]; | |
3587 | if (param < 1) param = 1; | |
3588 | row = this.y + this.ybase; | |
3589 | ||
3590 | j = this.rows - 1 - this.scrollBottom; | |
3591 | j = this.rows - 1 + this.ybase - j + 1; | |
3592 | ||
3593 | while (param--) { | |
3594 | // test: echo -e '\e[44m\e[1L\e[0m' | |
3595 | // blankLine(true) - xterm/linux behavior | |
3596 | this.lines.splice(row, 0, this.blankLine(true)); | |
3597 | this.lines.splice(j, 1); | |
3598 | } | |
3599 | ||
3600 | // this.maxRange(); | |
3601 | this.updateRange(this.y); | |
3602 | this.updateRange(this.scrollBottom); | |
3603 | }; | |
3604 | ||
3605 | // CSI Ps M | |
3606 | // Delete Ps Line(s) (default = 1) (DL). | |
3607 | Terminal.prototype.deleteLines = function(params) { | |
3608 | var param, row, j; | |
3609 | ||
3610 | param = params[0]; | |
3611 | if (param < 1) param = 1; | |
3612 | row = this.y + this.ybase; | |
3613 | ||
3614 | j = this.rows - 1 - this.scrollBottom; | |
3615 | j = this.rows - 1 + this.ybase - j; | |
3616 | ||
3617 | while (param--) { | |
3618 | // test: echo -e '\e[44m\e[1M\e[0m' | |
3619 | // blankLine(true) - xterm/linux behavior | |
3620 | this.lines.splice(j + 1, 0, this.blankLine(true)); | |
3621 | this.lines.splice(row, 1); | |
3622 | } | |
3623 | ||
3624 | // this.maxRange(); | |
3625 | this.updateRange(this.y); | |
3626 | this.updateRange(this.scrollBottom); | |
3627 | }; | |
3628 | ||
3629 | // CSI Ps P | |
3630 | // Delete Ps Character(s) (default = 1) (DCH). | |
3631 | Terminal.prototype.deleteChars = function(params) { | |
3632 | var param, row, ch; | |
3633 | ||
3634 | param = params[0]; | |
3635 | if (param < 1) param = 1; | |
3636 | ||
3637 | row = this.y + this.ybase; | |
4afa08da | 3638 | ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3639 | |
3640 | while (param--) { | |
3641 | this.lines[row].splice(this.x, 1); | |
3642 | this.lines[row].push(ch); | |
3643 | } | |
3644 | }; | |
3645 | ||
3646 | // CSI Ps X | |
3647 | // Erase Ps Character(s) (default = 1) (ECH). | |
3648 | Terminal.prototype.eraseChars = function(params) { | |
3649 | var param, row, j, ch; | |
3650 | ||
3651 | param = params[0]; | |
3652 | if (param < 1) param = 1; | |
3653 | ||
3654 | row = this.y + this.ybase; | |
3655 | j = this.x; | |
4afa08da | 3656 | ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3657 | |
3658 | while (param-- && j < this.cols) { | |
3659 | this.lines[row][j++] = ch; | |
3660 | } | |
3661 | }; | |
3662 | ||
3663 | // CSI Pm ` Character Position Absolute | |
3664 | // [column] (default = [row,1]) (HPA). | |
3665 | Terminal.prototype.charPosAbsolute = function(params) { | |
3666 | var param = params[0]; | |
3667 | if (param < 1) param = 1; | |
3668 | this.x = param - 1; | |
3669 | if (this.x >= this.cols) { | |
3670 | this.x = this.cols - 1; | |
3671 | } | |
3672 | }; | |
3673 | ||
3674 | // 141 61 a * HPR - | |
3675 | // Horizontal Position Relative | |
3676 | // reuse CSI Ps C ? | |
3677 | Terminal.prototype.HPositionRelative = function(params) { | |
3678 | var param = params[0]; | |
3679 | if (param < 1) param = 1; | |
3680 | this.x += param; | |
3681 | if (this.x >= this.cols) { | |
3682 | this.x = this.cols - 1; | |
3683 | } | |
3684 | }; | |
3685 | ||
3686 | // CSI Ps c Send Device Attributes (Primary DA). | |
3687 | // Ps = 0 or omitted -> request attributes from terminal. The | |
3688 | // response depends on the decTerminalID resource setting. | |
3689 | // -> CSI ? 1 ; 2 c (``VT100 with Advanced Video Option'') | |
3690 | // -> CSI ? 1 ; 0 c (``VT101 with No Options'') | |
3691 | // -> CSI ? 6 c (``VT102'') | |
3692 | // -> CSI ? 6 0 ; 1 ; 2 ; 6 ; 8 ; 9 ; 1 5 ; c (``VT220'') | |
3693 | // The VT100-style response parameters do not mean anything by | |
3694 | // themselves. VT220 parameters do, telling the host what fea- | |
3695 | // tures the terminal supports: | |
3696 | // Ps = 1 -> 132-columns. | |
3697 | // Ps = 2 -> Printer. | |
3698 | // Ps = 6 -> Selective erase. | |
3699 | // Ps = 8 -> User-defined keys. | |
3700 | // Ps = 9 -> National replacement character sets. | |
3701 | // Ps = 1 5 -> Technical characters. | |
3702 | // Ps = 2 2 -> ANSI color, e.g., VT525. | |
3703 | // Ps = 2 9 -> ANSI text locator (i.e., DEC Locator mode). | |
3704 | // CSI > Ps c | |
3705 | // Send Device Attributes (Secondary DA). | |
3706 | // Ps = 0 or omitted -> request the terminal's identification | |
3707 | // code. The response depends on the decTerminalID resource set- | |
3708 | // ting. It should apply only to VT220 and up, but xterm extends | |
3709 | // this to VT100. | |
3710 | // -> CSI > Pp ; Pv ; Pc c | |
3711 | // where Pp denotes the terminal type | |
3712 | // Pp = 0 -> ``VT100''. | |
3713 | // Pp = 1 -> ``VT220''. | |
3714 | // and Pv is the firmware version (for xterm, this was originally | |
3715 | // the XFree86 patch number, starting with 95). In a DEC termi- | |
3716 | // nal, Pc indicates the ROM cartridge registration number and is | |
3717 | // always zero. | |
3718 | // More information: | |
3719 | // xterm/charproc.c - line 2012, for more information. | |
3720 | // vim responds with ^[[?0c or ^[[?1c after the terminal's response (?) | |
3721 | Terminal.prototype.sendDeviceAttributes = function(params) { | |
3722 | if (params[0] > 0) return; | |
3723 | ||
3724 | if (!this.prefix) { | |
3725 | if (this.is('xterm') | |
3726 | || this.is('rxvt-unicode') | |
3727 | || this.is('screen')) { | |
3728 | this.send('\x1b[?1;2c'); | |
3729 | } else if (this.is('linux')) { | |
3730 | this.send('\x1b[?6c'); | |
3731 | } | |
3732 | } else if (this.prefix === '>') { | |
3733 | // xterm and urxvt | |
3734 | // seem to spit this | |
3735 | // out around ~370 times (?). | |
3736 | if (this.is('xterm')) { | |
3737 | this.send('\x1b[>0;276;0c'); | |
3738 | } else if (this.is('rxvt-unicode')) { | |
3739 | this.send('\x1b[>85;95;0c'); | |
3740 | } else if (this.is('linux')) { | |
3741 | // not supported by linux console. | |
3742 | // linux console echoes parameters. | |
3743 | this.send(params[0] + 'c'); | |
3744 | } else if (this.is('screen')) { | |
3745 | this.send('\x1b[>83;40003;0c'); | |
3746 | } | |
3747 | } | |
3748 | }; | |
3749 | ||
3750 | // CSI Pm d | |
3751 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
3752 | Terminal.prototype.linePosAbsolute = function(params) { | |
3753 | var param = params[0]; | |
3754 | if (param < 1) param = 1; | |
3755 | this.y = param - 1; | |
3756 | if (this.y >= this.rows) { | |
3757 | this.y = this.rows - 1; | |
3758 | } | |
3759 | }; | |
3760 | ||
3761 | // 145 65 e * VPR - Vertical Position Relative | |
3762 | // reuse CSI Ps B ? | |
3763 | Terminal.prototype.VPositionRelative = function(params) { | |
3764 | var param = params[0]; | |
3765 | if (param < 1) param = 1; | |
3766 | this.y += param; | |
3767 | if (this.y >= this.rows) { | |
3768 | this.y = this.rows - 1; | |
3769 | } | |
3770 | }; | |
3771 | ||
3772 | // CSI Ps ; Ps f | |
3773 | // Horizontal and Vertical Position [row;column] (default = | |
3774 | // [1,1]) (HVP). | |
3775 | Terminal.prototype.HVPosition = function(params) { | |
3776 | if (params[0] < 1) params[0] = 1; | |
3777 | if (params[1] < 1) params[1] = 1; | |
3778 | ||
3779 | this.y = params[0] - 1; | |
3780 | if (this.y >= this.rows) { | |
3781 | this.y = this.rows - 1; | |
3782 | } | |
3783 | ||
3784 | this.x = params[1] - 1; | |
3785 | if (this.x >= this.cols) { | |
3786 | this.x = this.cols - 1; | |
3787 | } | |
3788 | }; | |
3789 | ||
3790 | // CSI Pm h Set Mode (SM). | |
3791 | // Ps = 2 -> Keyboard Action Mode (AM). | |
3792 | // Ps = 4 -> Insert Mode (IRM). | |
3793 | // Ps = 1 2 -> Send/receive (SRM). | |
3794 | // Ps = 2 0 -> Automatic Newline (LNM). | |
3795 | // CSI ? Pm h | |
3796 | // DEC Private Mode Set (DECSET). | |
3797 | // Ps = 1 -> Application Cursor Keys (DECCKM). | |
3798 | // Ps = 2 -> Designate USASCII for character sets G0-G3 | |
3799 | // (DECANM), and set VT100 mode. | |
3800 | // Ps = 3 -> 132 Column Mode (DECCOLM). | |
3801 | // Ps = 4 -> Smooth (Slow) Scroll (DECSCLM). | |
3802 | // Ps = 5 -> Reverse Video (DECSCNM). | |
3803 | // Ps = 6 -> Origin Mode (DECOM). | |
3804 | // Ps = 7 -> Wraparound Mode (DECAWM). | |
3805 | // Ps = 8 -> Auto-repeat Keys (DECARM). | |
3806 | // Ps = 9 -> Send Mouse X & Y on button press. See the sec- | |
3807 | // tion Mouse Tracking. | |
3808 | // Ps = 1 0 -> Show toolbar (rxvt). | |
3809 | // Ps = 1 2 -> Start Blinking Cursor (att610). | |
3810 | // Ps = 1 8 -> Print form feed (DECPFF). | |
3811 | // Ps = 1 9 -> Set print extent to full screen (DECPEX). | |
3812 | // Ps = 2 5 -> Show Cursor (DECTCEM). | |
3813 | // Ps = 3 0 -> Show scrollbar (rxvt). | |
3814 | // Ps = 3 5 -> Enable font-shifting functions (rxvt). | |
3815 | // Ps = 3 8 -> Enter Tektronix Mode (DECTEK). | |
3816 | // Ps = 4 0 -> Allow 80 -> 132 Mode. | |
3817 | // Ps = 4 1 -> more(1) fix (see curses resource). | |
3818 | // Ps = 4 2 -> Enable Nation Replacement Character sets (DECN- | |
3819 | // RCM). | |
3820 | // Ps = 4 4 -> Turn On Margin Bell. | |
3821 | // Ps = 4 5 -> Reverse-wraparound Mode. | |
3822 | // Ps = 4 6 -> Start Logging. This is normally disabled by a | |
3823 | // compile-time option. | |
3824 | // Ps = 4 7 -> Use Alternate Screen Buffer. (This may be dis- | |
3825 | // abled by the titeInhibit resource). | |
3826 | // Ps = 6 6 -> Application keypad (DECNKM). | |
3827 | // Ps = 6 7 -> Backarrow key sends backspace (DECBKM). | |
3828 | // Ps = 1 0 0 0 -> Send Mouse X & Y on button press and | |
3829 | // release. See the section Mouse Tracking. | |
3830 | // Ps = 1 0 0 1 -> Use Hilite Mouse Tracking. | |
3831 | // Ps = 1 0 0 2 -> Use Cell Motion Mouse Tracking. | |
3832 | // Ps = 1 0 0 3 -> Use All Motion Mouse Tracking. | |
3833 | // Ps = 1 0 0 4 -> Send FocusIn/FocusOut events. | |
3834 | // Ps = 1 0 0 5 -> Enable Extended Mouse Mode. | |
3835 | // Ps = 1 0 1 0 -> Scroll to bottom on tty output (rxvt). | |
3836 | // Ps = 1 0 1 1 -> Scroll to bottom on key press (rxvt). | |
3837 | // Ps = 1 0 3 4 -> Interpret "meta" key, sets eighth bit. | |
3838 | // (enables the eightBitInput resource). | |
3839 | // Ps = 1 0 3 5 -> Enable special modifiers for Alt and Num- | |
3840 | // Lock keys. (This enables the numLock resource). | |
3841 | // Ps = 1 0 3 6 -> Send ESC when Meta modifies a key. (This | |
3842 | // enables the metaSendsEscape resource). | |
3843 | // Ps = 1 0 3 7 -> Send DEL from the editing-keypad Delete | |
3844 | // key. | |
3845 | // Ps = 1 0 3 9 -> Send ESC when Alt modifies a key. (This | |
3846 | // enables the altSendsEscape resource). | |
3847 | // Ps = 1 0 4 0 -> Keep selection even if not highlighted. | |
3848 | // (This enables the keepSelection resource). | |
3849 | // Ps = 1 0 4 1 -> Use the CLIPBOARD selection. (This enables | |
3850 | // the selectToClipboard resource). | |
3851 | // Ps = 1 0 4 2 -> Enable Urgency window manager hint when | |
3852 | // Control-G is received. (This enables the bellIsUrgent | |
3853 | // resource). | |
3854 | // Ps = 1 0 4 3 -> Enable raising of the window when Control-G | |
3855 | // is received. (enables the popOnBell resource). | |
3856 | // Ps = 1 0 4 7 -> Use Alternate Screen Buffer. (This may be | |
3857 | // disabled by the titeInhibit resource). | |
3858 | // Ps = 1 0 4 8 -> Save cursor as in DECSC. (This may be dis- | |
3859 | // abled by the titeInhibit resource). | |
3860 | // Ps = 1 0 4 9 -> Save cursor as in DECSC and use Alternate | |
3861 | // Screen Buffer, clearing it first. (This may be disabled by | |
3862 | // the titeInhibit resource). This combines the effects of the 1 | |
3863 | // 0 4 7 and 1 0 4 8 modes. Use this with terminfo-based | |
3864 | // applications rather than the 4 7 mode. | |
3865 | // Ps = 1 0 5 0 -> Set terminfo/termcap function-key mode. | |
3866 | // Ps = 1 0 5 1 -> Set Sun function-key mode. | |
3867 | // Ps = 1 0 5 2 -> Set HP function-key mode. | |
3868 | // Ps = 1 0 5 3 -> Set SCO function-key mode. | |
3869 | // Ps = 1 0 6 0 -> Set legacy keyboard emulation (X11R6). | |
3870 | // Ps = 1 0 6 1 -> Set VT220 keyboard emulation. | |
3871 | // Ps = 2 0 0 4 -> Set bracketed paste mode. | |
3872 | // Modes: | |
3873 | // http://vt100.net/docs/vt220-rm/chapter4.html | |
3874 | Terminal.prototype.setMode = function(params) { | |
3875 | if (typeof params === 'object') { | |
3876 | var l = params.length | |
3877 | , i = 0; | |
3878 | ||
3879 | for (; i < l; i++) { | |
3880 | this.setMode(params[i]); | |
3881 | } | |
3882 | ||
3883 | return; | |
3884 | } | |
3885 | ||
3886 | if (!this.prefix) { | |
3887 | switch (params) { | |
3888 | case 4: | |
3889 | this.insertMode = true; | |
3890 | break; | |
3891 | case 20: | |
3892 | //this.convertEol = true; | |
3893 | break; | |
3894 | } | |
3895 | } else if (this.prefix === '?') { | |
3896 | switch (params) { | |
3897 | case 1: | |
3898 | this.applicationCursor = true; | |
3899 | break; | |
3900 | case 2: | |
3901 | this.setgCharset(0, Terminal.charsets.US); | |
3902 | this.setgCharset(1, Terminal.charsets.US); | |
3903 | this.setgCharset(2, Terminal.charsets.US); | |
3904 | this.setgCharset(3, Terminal.charsets.US); | |
3905 | // set VT100 mode here | |
3906 | break; | |
3907 | case 3: // 132 col mode | |
3908 | this.savedCols = this.cols; | |
3909 | this.resize(132, this.rows); | |
3910 | break; | |
3911 | case 6: | |
3912 | this.originMode = true; | |
3913 | break; | |
3914 | case 7: | |
3915 | this.wraparoundMode = true; | |
3916 | break; | |
3917 | case 12: | |
3918 | // this.cursorBlink = true; | |
3919 | break; | |
3920 | case 66: | |
3921 | this.log('Serial port requested application keypad.'); | |
3922 | this.applicationKeypad = true; | |
3923 | break; | |
3924 | case 9: // X10 Mouse | |
3925 | // no release, no motion, no wheel, no modifiers. | |
3926 | case 1000: // vt200 mouse | |
3927 | // no motion. | |
3928 | // no modifiers, except control on the wheel. | |
3929 | case 1002: // button event mouse | |
3930 | case 1003: // any event mouse | |
3931 | // any event - sends motion events, | |
3932 | // even if there is no button held down. | |
3933 | this.x10Mouse = params === 9; | |
3934 | this.vt200Mouse = params === 1000; | |
3935 | this.normalMouse = params > 1000; | |
3936 | this.mouseEvents = true; | |
3937 | this.element.style.cursor = 'default'; | |
3938 | this.log('Binding to mouse events.'); | |
3939 | break; | |
3940 | case 1004: // send focusin/focusout events | |
3941 | // focusin: ^[[I | |
3942 | // focusout: ^[[O | |
3943 | this.sendFocus = true; | |
3944 | break; | |
3945 | case 1005: // utf8 ext mode mouse | |
3946 | this.utfMouse = true; | |
3947 | // for wide terminals | |
3948 | // simply encodes large values as utf8 characters | |
3949 | break; | |
3950 | case 1006: // sgr ext mode mouse | |
3951 | this.sgrMouse = true; | |
3952 | // for wide terminals | |
3953 | // does not add 32 to fields | |
3954 | // press: ^[[<b;x;yM | |
3955 | // release: ^[[<b;x;ym | |
3956 | break; | |
3957 | case 1015: // urxvt ext mode mouse | |
3958 | this.urxvtMouse = true; | |
3959 | // for wide terminals | |
3960 | // numbers for fields | |
3961 | // press: ^[[b;x;yM | |
3962 | // motion: ^[[b;x;yT | |
3963 | break; | |
3964 | case 25: // show cursor | |
3965 | this.cursorHidden = false; | |
3966 | break; | |
3967 | case 1049: // alt screen buffer cursor | |
3968 | //this.saveCursor(); | |
3969 | ; // FALL-THROUGH | |
3970 | case 47: // alt screen buffer | |
3971 | case 1047: // alt screen buffer | |
3972 | if (!this.normal) { | |
3973 | var normal = { | |
3974 | lines: this.lines, | |
3975 | ybase: this.ybase, | |
3976 | ydisp: this.ydisp, | |
3977 | x: this.x, | |
3978 | y: this.y, | |
3979 | scrollTop: this.scrollTop, | |
3980 | scrollBottom: this.scrollBottom, | |
3981 | tabs: this.tabs | |
3982 | // XXX save charset(s) here? | |
3983 | // charset: this.charset, | |
3984 | // glevel: this.glevel, | |
3985 | // charsets: this.charsets | |
3986 | }; | |
3987 | this.reset(); | |
3988 | this.normal = normal; | |
3989 | this.showCursor(); | |
3990 | } | |
3991 | break; | |
3992 | } | |
3993 | } | |
3994 | }; | |
3995 | ||
3996 | // CSI Pm l Reset Mode (RM). | |
3997 | // Ps = 2 -> Keyboard Action Mode (AM). | |
3998 | // Ps = 4 -> Replace Mode (IRM). | |
3999 | // Ps = 1 2 -> Send/receive (SRM). | |
4000 | // Ps = 2 0 -> Normal Linefeed (LNM). | |
4001 | // CSI ? Pm l | |
4002 | // DEC Private Mode Reset (DECRST). | |
4003 | // Ps = 1 -> Normal Cursor Keys (DECCKM). | |
4004 | // Ps = 2 -> Designate VT52 mode (DECANM). | |
4005 | // Ps = 3 -> 80 Column Mode (DECCOLM). | |
4006 | // Ps = 4 -> Jump (Fast) Scroll (DECSCLM). | |
4007 | // Ps = 5 -> Normal Video (DECSCNM). | |
4008 | // Ps = 6 -> Normal Cursor Mode (DECOM). | |
4009 | // Ps = 7 -> No Wraparound Mode (DECAWM). | |
4010 | // Ps = 8 -> No Auto-repeat Keys (DECARM). | |
4011 | // Ps = 9 -> Don't send Mouse X & Y on button press. | |
4012 | // Ps = 1 0 -> Hide toolbar (rxvt). | |
4013 | // Ps = 1 2 -> Stop Blinking Cursor (att610). | |
4014 | // Ps = 1 8 -> Don't print form feed (DECPFF). | |
4015 | // Ps = 1 9 -> Limit print to scrolling region (DECPEX). | |
4016 | // Ps = 2 5 -> Hide Cursor (DECTCEM). | |
4017 | // Ps = 3 0 -> Don't show scrollbar (rxvt). | |
4018 | // Ps = 3 5 -> Disable font-shifting functions (rxvt). | |
4019 | // Ps = 4 0 -> Disallow 80 -> 132 Mode. | |
4020 | // Ps = 4 1 -> No more(1) fix (see curses resource). | |
4021 | // Ps = 4 2 -> Disable Nation Replacement Character sets (DEC- | |
4022 | // NRCM). | |
4023 | // Ps = 4 4 -> Turn Off Margin Bell. | |
4024 | // Ps = 4 5 -> No Reverse-wraparound Mode. | |
4025 | // Ps = 4 6 -> Stop Logging. (This is normally disabled by a | |
4026 | // compile-time option). | |
4027 | // Ps = 4 7 -> Use Normal Screen Buffer. | |
4028 | // Ps = 6 6 -> Numeric keypad (DECNKM). | |
4029 | // Ps = 6 7 -> Backarrow key sends delete (DECBKM). | |
4030 | // Ps = 1 0 0 0 -> Don't send Mouse X & Y on button press and | |
4031 | // release. See the section Mouse Tracking. | |
4032 | // Ps = 1 0 0 1 -> Don't use Hilite Mouse Tracking. | |
4033 | // Ps = 1 0 0 2 -> Don't use Cell Motion Mouse Tracking. | |
4034 | // Ps = 1 0 0 3 -> Don't use All Motion Mouse Tracking. | |
4035 | // Ps = 1 0 0 4 -> Don't send FocusIn/FocusOut events. | |
4036 | // Ps = 1 0 0 5 -> Disable Extended Mouse Mode. | |
4037 | // Ps = 1 0 1 0 -> Don't scroll to bottom on tty output | |
4038 | // (rxvt). | |
4039 | // Ps = 1 0 1 1 -> Don't scroll to bottom on key press (rxvt). | |
4040 | // Ps = 1 0 3 4 -> Don't interpret "meta" key. (This disables | |
4041 | // the eightBitInput resource). | |
4042 | // Ps = 1 0 3 5 -> Disable special modifiers for Alt and Num- | |
4043 | // Lock keys. (This disables the numLock resource). | |
4044 | // Ps = 1 0 3 6 -> Don't send ESC when Meta modifies a key. | |
4045 | // (This disables the metaSendsEscape resource). | |
4046 | // Ps = 1 0 3 7 -> Send VT220 Remove from the editing-keypad | |
4047 | // Delete key. | |
4048 | // Ps = 1 0 3 9 -> Don't send ESC when Alt modifies a key. | |
4049 | // (This disables the altSendsEscape resource). | |
4050 | // Ps = 1 0 4 0 -> Do not keep selection when not highlighted. | |
4051 | // (This disables the keepSelection resource). | |
4052 | // Ps = 1 0 4 1 -> Use the PRIMARY selection. (This disables | |
4053 | // the selectToClipboard resource). | |
4054 | // Ps = 1 0 4 2 -> Disable Urgency window manager hint when | |
4055 | // Control-G is received. (This disables the bellIsUrgent | |
4056 | // resource). | |
4057 | // Ps = 1 0 4 3 -> Disable raising of the window when Control- | |
4058 | // G is received. (This disables the popOnBell resource). | |
4059 | // Ps = 1 0 4 7 -> Use Normal Screen Buffer, clearing screen | |
4060 | // first if in the Alternate Screen. (This may be disabled by | |
4061 | // the titeInhibit resource). | |
4062 | // Ps = 1 0 4 8 -> Restore cursor as in DECRC. (This may be | |
4063 | // disabled by the titeInhibit resource). | |
4064 | // Ps = 1 0 4 9 -> Use Normal Screen Buffer and restore cursor | |
4065 | // as in DECRC. (This may be disabled by the titeInhibit | |
4066 | // resource). This combines the effects of the 1 0 4 7 and 1 0 | |
4067 | // 4 8 modes. Use this with terminfo-based applications rather | |
4068 | // than the 4 7 mode. | |
4069 | // Ps = 1 0 5 0 -> Reset terminfo/termcap function-key mode. | |
4070 | // Ps = 1 0 5 1 -> Reset Sun function-key mode. | |
4071 | // Ps = 1 0 5 2 -> Reset HP function-key mode. | |
4072 | // Ps = 1 0 5 3 -> Reset SCO function-key mode. | |
4073 | // Ps = 1 0 6 0 -> Reset legacy keyboard emulation (X11R6). | |
4074 | // Ps = 1 0 6 1 -> Reset keyboard emulation to Sun/PC style. | |
4075 | // Ps = 2 0 0 4 -> Reset bracketed paste mode. | |
4076 | Terminal.prototype.resetMode = function(params) { | |
4077 | if (typeof params === 'object') { | |
4078 | var l = params.length | |
4079 | , i = 0; | |
4080 | ||
4081 | for (; i < l; i++) { | |
4082 | this.resetMode(params[i]); | |
4083 | } | |
4084 | ||
4085 | return; | |
4086 | } | |
4087 | ||
4088 | if (!this.prefix) { | |
4089 | switch (params) { | |
4090 | case 4: | |
4091 | this.insertMode = false; | |
4092 | break; | |
4093 | case 20: | |
4094 | //this.convertEol = false; | |
4095 | break; | |
4096 | } | |
4097 | } else if (this.prefix === '?') { | |
4098 | switch (params) { | |
4099 | case 1: | |
4100 | this.applicationCursor = false; | |
4101 | break; | |
4102 | case 3: | |
4103 | if (this.cols === 132 && this.savedCols) { | |
4104 | this.resize(this.savedCols, this.rows); | |
4105 | } | |
4106 | delete this.savedCols; | |
4107 | break; | |
4108 | case 6: | |
4109 | this.originMode = false; | |
4110 | break; | |
4111 | case 7: | |
4112 | this.wraparoundMode = false; | |
4113 | break; | |
4114 | case 12: | |
4115 | // this.cursorBlink = false; | |
4116 | break; | |
4117 | case 66: | |
4118 | this.log('Switching back to normal keypad.'); | |
4119 | this.applicationKeypad = false; | |
4120 | break; | |
4121 | case 9: // X10 Mouse | |
4122 | case 1000: // vt200 mouse | |
4123 | case 1002: // button event mouse | |
4124 | case 1003: // any event mouse | |
4125 | this.x10Mouse = false; | |
4126 | this.vt200Mouse = false; | |
4127 | this.normalMouse = false; | |
4128 | this.mouseEvents = false; | |
4129 | this.element.style.cursor = ''; | |
4130 | break; | |
4131 | case 1004: // send focusin/focusout events | |
4132 | this.sendFocus = false; | |
4133 | break; | |
4134 | case 1005: // utf8 ext mode mouse | |
4135 | this.utfMouse = false; | |
4136 | break; | |
4137 | case 1006: // sgr ext mode mouse | |
4138 | this.sgrMouse = false; | |
4139 | break; | |
4140 | case 1015: // urxvt ext mode mouse | |
4141 | this.urxvtMouse = false; | |
4142 | break; | |
4143 | case 25: // hide cursor | |
4144 | this.cursorHidden = true; | |
4145 | break; | |
4146 | case 1049: // alt screen buffer cursor | |
4147 | ; // FALL-THROUGH | |
4148 | case 47: // normal screen buffer | |
4149 | case 1047: // normal screen buffer - clearing it first | |
4150 | if (this.normal) { | |
4151 | this.lines = this.normal.lines; | |
4152 | this.ybase = this.normal.ybase; | |
4153 | this.ydisp = this.normal.ydisp; | |
4154 | this.x = this.normal.x; | |
4155 | this.y = this.normal.y; | |
4156 | this.scrollTop = this.normal.scrollTop; | |
4157 | this.scrollBottom = this.normal.scrollBottom; | |
4158 | this.tabs = this.normal.tabs; | |
4159 | this.normal = null; | |
4160 | // if (params === 1049) { | |
4161 | // this.x = this.savedX; | |
4162 | // this.y = this.savedY; | |
4163 | // } | |
4164 | this.refresh(0, this.rows - 1); | |
4165 | this.showCursor(); | |
4166 | } | |
4167 | break; | |
4168 | } | |
4169 | } | |
4170 | }; | |
4171 | ||
4172 | // CSI Ps ; Ps r | |
4173 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
4174 | // dow) (DECSTBM). | |
4175 | // CSI ? Pm r | |
4176 | Terminal.prototype.setScrollRegion = function(params) { | |
4177 | if (this.prefix) return; | |
4178 | this.scrollTop = (params[0] || 1) - 1; | |
4179 | this.scrollBottom = (params[1] || this.rows) - 1; | |
4180 | this.x = 0; | |
4181 | this.y = 0; | |
4182 | }; | |
4183 | ||
4184 | // CSI s | |
4185 | // Save cursor (ANSI.SYS). | |
4186 | Terminal.prototype.saveCursor = function(params) { | |
4187 | this.savedX = this.x; | |
4188 | this.savedY = this.y; | |
4189 | }; | |
4190 | ||
4191 | // CSI u | |
4192 | // Restore cursor (ANSI.SYS). | |
4193 | Terminal.prototype.restoreCursor = function(params) { | |
4194 | this.x = this.savedX || 0; | |
4195 | this.y = this.savedY || 0; | |
4196 | }; | |
4197 | ||
4198 | /** | |
4199 | * Lesser Used | |
4200 | */ | |
4201 | ||
4202 | // CSI Ps I | |
4203 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
4204 | Terminal.prototype.cursorForwardTab = function(params) { | |
4205 | var param = params[0] || 1; | |
4206 | while (param--) { | |
4207 | this.x = this.nextStop(); | |
4208 | } | |
4209 | }; | |
4210 | ||
4211 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
4212 | Terminal.prototype.scrollUp = function(params) { | |
4213 | var param = params[0] || 1; | |
4214 | while (param--) { | |
4215 | this.lines.splice(this.ybase + this.scrollTop, 1); | |
4216 | this.lines.splice(this.ybase + this.scrollBottom, 0, this.blankLine()); | |
4217 | } | |
4218 | // this.maxRange(); | |
4219 | this.updateRange(this.scrollTop); | |
4220 | this.updateRange(this.scrollBottom); | |
4221 | }; | |
4222 | ||
4223 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). | |
4224 | Terminal.prototype.scrollDown = function(params) { | |
4225 | var param = params[0] || 1; | |
4226 | while (param--) { | |
4227 | this.lines.splice(this.ybase + this.scrollBottom, 1); | |
4228 | this.lines.splice(this.ybase + this.scrollTop, 0, this.blankLine()); | |
4229 | } | |
4230 | // this.maxRange(); | |
4231 | this.updateRange(this.scrollTop); | |
4232 | this.updateRange(this.scrollBottom); | |
4233 | }; | |
4234 | ||
4235 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
4236 | // Initiate highlight mouse tracking. Parameters are | |
4237 | // [func;startx;starty;firstrow;lastrow]. See the section Mouse | |
4238 | // Tracking. | |
4239 | Terminal.prototype.initMouseTracking = function(params) { | |
4240 | // Relevant: DECSET 1001 | |
4241 | }; | |
4242 | ||
4243 | // CSI > Ps; Ps T | |
4244 | // Reset one or more features of the title modes to the default | |
4245 | // value. Normally, "reset" disables the feature. It is possi- | |
4246 | // ble to disable the ability to reset features by compiling a | |
4247 | // different default for the title modes into xterm. | |
4248 | // Ps = 0 -> Do not set window/icon labels using hexadecimal. | |
4249 | // Ps = 1 -> Do not query window/icon labels using hexadeci- | |
4250 | // mal. | |
4251 | // Ps = 2 -> Do not set window/icon labels using UTF-8. | |
4252 | // Ps = 3 -> Do not query window/icon labels using UTF-8. | |
4253 | // (See discussion of "Title Modes"). | |
4254 | Terminal.prototype.resetTitleModes = function(params) { | |
4255 | ; | |
4256 | }; | |
4257 | ||
4258 | // CSI Ps Z Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
4259 | Terminal.prototype.cursorBackwardTab = function(params) { | |
4260 | var param = params[0] || 1; | |
4261 | while (param--) { | |
4262 | this.x = this.prevStop(); | |
4263 | } | |
4264 | }; | |
4265 | ||
4266 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
4267 | Terminal.prototype.repeatPrecedingCharacter = function(params) { | |
4268 | var param = params[0] || 1 | |
4269 | , line = this.lines[this.ybase + this.y] | |
4afa08da | 4270 | , ch = line[this.x - 1] || [this.defAttr, ' ', 1]; |
3f455f90 PK |
4271 | |
4272 | while (param--) line[this.x++] = ch; | |
4273 | }; | |
4274 | ||
4275 | // CSI Ps g Tab Clear (TBC). | |
4276 | // Ps = 0 -> Clear Current Column (default). | |
4277 | // Ps = 3 -> Clear All. | |
4278 | // Potentially: | |
4279 | // Ps = 2 -> Clear Stops on Line. | |
4280 | // http://vt100.net/annarbor/aaa-ug/section6.html | |
4281 | Terminal.prototype.tabClear = function(params) { | |
4282 | var param = params[0]; | |
4283 | if (param <= 0) { | |
4284 | delete this.tabs[this.x]; | |
4285 | } else if (param === 3) { | |
4286 | this.tabs = {}; | |
4287 | } | |
4288 | }; | |
4289 | ||
4290 | // CSI Pm i Media Copy (MC). | |
4291 | // Ps = 0 -> Print screen (default). | |
4292 | // Ps = 4 -> Turn off printer controller mode. | |
4293 | // Ps = 5 -> Turn on printer controller mode. | |
4294 | // CSI ? Pm i | |
4295 | // Media Copy (MC, DEC-specific). | |
4296 | // Ps = 1 -> Print line containing cursor. | |
4297 | // Ps = 4 -> Turn off autoprint mode. | |
4298 | // Ps = 5 -> Turn on autoprint mode. | |
4299 | // Ps = 1 0 -> Print composed display, ignores DECPEX. | |
4300 | // Ps = 1 1 -> Print all pages. | |
4301 | Terminal.prototype.mediaCopy = function(params) { | |
4302 | ; | |
4303 | }; | |
4304 | ||
4305 | // CSI > Ps; Ps m | |
4306 | // Set or reset resource-values used by xterm to decide whether | |
4307 | // to construct escape sequences holding information about the | |
4308 | // modifiers pressed with a given key. The first parameter iden- | |
4309 | // tifies the resource to set/reset. The second parameter is the | |
4310 | // value to assign to the resource. If the second parameter is | |
4311 | // omitted, the resource is reset to its initial value. | |
4312 | // Ps = 1 -> modifyCursorKeys. | |
4313 | // Ps = 2 -> modifyFunctionKeys. | |
4314 | // Ps = 4 -> modifyOtherKeys. | |
4315 | // If no parameters are given, all resources are reset to their | |
4316 | // initial values. | |
4317 | Terminal.prototype.setResources = function(params) { | |
4318 | ; | |
4319 | }; | |
4320 | ||
4321 | // CSI > Ps n | |
4322 | // Disable modifiers which may be enabled via the CSI > Ps; Ps m | |
4323 | // sequence. This corresponds to a resource value of "-1", which | |
4324 | // cannot be set with the other sequence. The parameter identi- | |
4325 | // fies the resource to be disabled: | |
4326 | // Ps = 1 -> modifyCursorKeys. | |
4327 | // Ps = 2 -> modifyFunctionKeys. | |
4328 | // Ps = 4 -> modifyOtherKeys. | |
4329 | // If the parameter is omitted, modifyFunctionKeys is disabled. | |
4330 | // When modifyFunctionKeys is disabled, xterm uses the modifier | |
4331 | // keys to make an extended sequence of functions rather than | |
4332 | // adding a parameter to each function key to denote the modi- | |
4333 | // fiers. | |
4334 | Terminal.prototype.disableModifiers = function(params) { | |
4335 | ; | |
4336 | }; | |
4337 | ||
4338 | // CSI > Ps p | |
4339 | // Set resource value pointerMode. This is used by xterm to | |
4340 | // decide whether to hide the pointer cursor as the user types. | |
4341 | // Valid values for the parameter: | |
4342 | // Ps = 0 -> never hide the pointer. | |
4343 | // Ps = 1 -> hide if the mouse tracking mode is not enabled. | |
4344 | // Ps = 2 -> always hide the pointer. If no parameter is | |
4345 | // given, xterm uses the default, which is 1 . | |
4346 | Terminal.prototype.setPointerMode = function(params) { | |
4347 | ; | |
4348 | }; | |
4349 | ||
4350 | // CSI ! p Soft terminal reset (DECSTR). | |
4351 | // http://vt100.net/docs/vt220-rm/table4-10.html | |
4352 | Terminal.prototype.softReset = function(params) { | |
4353 | this.cursorHidden = false; | |
4354 | this.insertMode = false; | |
4355 | this.originMode = false; | |
4356 | this.wraparoundMode = false; // autowrap | |
4357 | this.applicationKeypad = false; // ? | |
4358 | this.applicationCursor = false; | |
4359 | this.scrollTop = 0; | |
4360 | this.scrollBottom = this.rows - 1; | |
4361 | this.curAttr = this.defAttr; | |
4362 | this.x = this.y = 0; // ? | |
4363 | this.charset = null; | |
4364 | this.glevel = 0; // ?? | |
4365 | this.charsets = [null]; // ?? | |
4366 | }; | |
4367 | ||
4368 | // CSI Ps$ p | |
4369 | // Request ANSI mode (DECRQM). For VT300 and up, reply is | |
4370 | // CSI Ps; Pm$ y | |
4371 | // where Ps is the mode number as in RM, and Pm is the mode | |
4372 | // value: | |
4373 | // 0 - not recognized | |
4374 | // 1 - set | |
4375 | // 2 - reset | |
4376 | // 3 - permanently set | |
4377 | // 4 - permanently reset | |
4378 | Terminal.prototype.requestAnsiMode = function(params) { | |
4379 | ; | |
4380 | }; | |
4381 | ||
4382 | // CSI ? Ps$ p | |
4383 | // Request DEC private mode (DECRQM). For VT300 and up, reply is | |
4384 | // CSI ? Ps; Pm$ p | |
4385 | // where Ps is the mode number as in DECSET, Pm is the mode value | |
4386 | // as in the ANSI DECRQM. | |
4387 | Terminal.prototype.requestPrivateMode = function(params) { | |
4388 | ; | |
4389 | }; | |
4390 | ||
4391 | // CSI Ps ; Ps " p | |
4392 | // Set conformance level (DECSCL). Valid values for the first | |
4393 | // parameter: | |
4394 | // Ps = 6 1 -> VT100. | |
4395 | // Ps = 6 2 -> VT200. | |
4396 | // Ps = 6 3 -> VT300. | |
4397 | // Valid values for the second parameter: | |
4398 | // Ps = 0 -> 8-bit controls. | |
4399 | // Ps = 1 -> 7-bit controls (always set for VT100). | |
4400 | // Ps = 2 -> 8-bit controls. | |
4401 | Terminal.prototype.setConformanceLevel = function(params) { | |
4402 | ; | |
4403 | }; | |
4404 | ||
4405 | // CSI Ps q Load LEDs (DECLL). | |
4406 | // Ps = 0 -> Clear all LEDS (default). | |
4407 | // Ps = 1 -> Light Num Lock. | |
4408 | // Ps = 2 -> Light Caps Lock. | |
4409 | // Ps = 3 -> Light Scroll Lock. | |
4410 | // Ps = 2 1 -> Extinguish Num Lock. | |
4411 | // Ps = 2 2 -> Extinguish Caps Lock. | |
4412 | // Ps = 2 3 -> Extinguish Scroll Lock. | |
4413 | Terminal.prototype.loadLEDs = function(params) { | |
4414 | ; | |
4415 | }; | |
4416 | ||
4417 | // CSI Ps SP q | |
4418 | // Set cursor style (DECSCUSR, VT520). | |
4419 | // Ps = 0 -> blinking block. | |
4420 | // Ps = 1 -> blinking block (default). | |
4421 | // Ps = 2 -> steady block. | |
4422 | // Ps = 3 -> blinking underline. | |
4423 | // Ps = 4 -> steady underline. | |
4424 | Terminal.prototype.setCursorStyle = function(params) { | |
4425 | ; | |
4426 | }; | |
4427 | ||
4428 | // CSI Ps " q | |
4429 | // Select character protection attribute (DECSCA). Valid values | |
4430 | // for the parameter: | |
4431 | // Ps = 0 -> DECSED and DECSEL can erase (default). | |
4432 | // Ps = 1 -> DECSED and DECSEL cannot erase. | |
4433 | // Ps = 2 -> DECSED and DECSEL can erase. | |
4434 | Terminal.prototype.setCharProtectionAttr = function(params) { | |
4435 | ; | |
4436 | }; | |
4437 | ||
4438 | // CSI ? Pm r | |
4439 | // Restore DEC Private Mode Values. The value of Ps previously | |
4440 | // saved is restored. Ps values are the same as for DECSET. | |
4441 | Terminal.prototype.restorePrivateValues = function(params) { | |
4442 | ; | |
4443 | }; | |
4444 | ||
4445 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
4446 | // Change Attributes in Rectangular Area (DECCARA), VT400 and up. | |
4447 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
4448 | // Ps denotes the SGR attributes to change: 0, 1, 4, 5, 7. | |
4449 | // NOTE: xterm doesn't enable this code by default. | |
4450 | Terminal.prototype.setAttrInRectangle = function(params) { | |
4451 | var t = params[0] | |
4452 | , l = params[1] | |
4453 | , b = params[2] | |
4454 | , r = params[3] | |
4455 | , attr = params[4]; | |
4456 | ||
4457 | var line | |
4458 | , i; | |
4459 | ||
4460 | for (; t < b + 1; t++) { | |
4461 | line = this.lines[this.ybase + t]; | |
4462 | for (i = l; i < r; i++) { | |
4463 | line[i] = [attr, line[i][1]]; | |
4464 | } | |
4465 | } | |
4466 | ||
4467 | // this.maxRange(); | |
4468 | this.updateRange(params[0]); | |
4469 | this.updateRange(params[2]); | |
4470 | }; | |
4471 | ||
4472 | ||
4473 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
4474 | // Fill Rectangular Area (DECFRA), VT420 and up. | |
4475 | // Pc is the character to use. | |
4476 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
4477 | // NOTE: xterm doesn't enable this code by default. | |
4478 | Terminal.prototype.fillRectangle = function(params) { | |
4479 | var ch = params[0] | |
4480 | , t = params[1] | |
4481 | , l = params[2] | |
4482 | , b = params[3] | |
4483 | , r = params[4]; | |
4484 | ||
4485 | var line | |
4486 | , i; | |
4487 | ||
4488 | for (; t < b + 1; t++) { | |
4489 | line = this.lines[this.ybase + t]; | |
4490 | for (i = l; i < r; i++) { | |
4491 | line[i] = [line[i][0], String.fromCharCode(ch)]; | |
4492 | } | |
4493 | } | |
4494 | ||
4495 | // this.maxRange(); | |
4496 | this.updateRange(params[1]); | |
4497 | this.updateRange(params[3]); | |
4498 | }; | |
4499 | ||
4500 | // CSI Ps ; Pu ' z | |
4501 | // Enable Locator Reporting (DECELR). | |
4502 | // Valid values for the first parameter: | |
4503 | // Ps = 0 -> Locator disabled (default). | |
4504 | // Ps = 1 -> Locator enabled. | |
4505 | // Ps = 2 -> Locator enabled for one report, then disabled. | |
4506 | // The second parameter specifies the coordinate unit for locator | |
4507 | // reports. | |
4508 | // Valid values for the second parameter: | |
4509 | // Pu = 0 <- or omitted -> default to character cells. | |
4510 | // Pu = 1 <- device physical pixels. | |
4511 | // Pu = 2 <- character cells. | |
4512 | Terminal.prototype.enableLocatorReporting = function(params) { | |
4513 | var val = params[0] > 0; | |
4514 | //this.mouseEvents = val; | |
4515 | //this.decLocator = val; | |
4516 | }; | |
4517 | ||
4518 | // CSI Pt; Pl; Pb; Pr$ z | |
4519 | // Erase Rectangular Area (DECERA), VT400 and up. | |
4520 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
4521 | // NOTE: xterm doesn't enable this code by default. | |
4522 | Terminal.prototype.eraseRectangle = function(params) { | |
4523 | var t = params[0] | |
4524 | , l = params[1] | |
4525 | , b = params[2] | |
4526 | , r = params[3]; | |
4527 | ||
4528 | var line | |
4529 | , i | |
4530 | , ch; | |
4531 | ||
4afa08da | 4532 | ch = [this.eraseAttr(), ' ', 1]; // xterm? |
3f455f90 PK |
4533 | |
4534 | for (; t < b + 1; t++) { | |
4535 | line = this.lines[this.ybase + t]; | |
4536 | for (i = l; i < r; i++) { | |
4537 | line[i] = ch; | |
4538 | } | |
4539 | } | |
4540 | ||
4541 | // this.maxRange(); | |
4542 | this.updateRange(params[0]); | |
4543 | this.updateRange(params[2]); | |
4544 | }; | |
8bc844c0 | 4545 | |
8bc844c0 | 4546 | |
3f455f90 PK |
4547 | // CSI P m SP } |
4548 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
4549 | // NOTE: xterm doesn't enable this code by default. | |
4550 | Terminal.prototype.insertColumns = function() { | |
4551 | var param = params[0] | |
4552 | , l = this.ybase + this.rows | |
4afa08da | 4553 | , ch = [this.eraseAttr(), ' ', 1] // xterm? |
3f455f90 | 4554 | , i; |
8bc844c0 | 4555 | |
3f455f90 PK |
4556 | while (param--) { |
4557 | for (i = this.ybase; i < l; i++) { | |
4558 | this.lines[i].splice(this.x + 1, 0, ch); | |
4559 | this.lines[i].pop(); | |
8bc844c0 | 4560 | } |
3f455f90 | 4561 | } |
8bc844c0 | 4562 | |
3f455f90 PK |
4563 | this.maxRange(); |
4564 | }; | |
8bc844c0 | 4565 | |
178b611b | 4566 | |
3f455f90 PK |
4567 | // CSI P m SP ~ |
4568 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
4569 | // NOTE: xterm doesn't enable this code by default. | |
4570 | Terminal.prototype.deleteColumns = function() { | |
4571 | var param = params[0] | |
4572 | , l = this.ybase + this.rows | |
4afa08da | 4573 | , ch = [this.eraseAttr(), ' ', 1] // xterm? |
3f455f90 PK |
4574 | , i; |
4575 | ||
4576 | while (param--) { | |
4577 | for (i = this.ybase; i < l; i++) { | |
4578 | this.lines[i].splice(this.x, 1); | |
4579 | this.lines[i].push(ch); | |
4580 | } | |
4581 | } | |
8bc844c0 | 4582 | |
3f455f90 PK |
4583 | this.maxRange(); |
4584 | }; | |
8bc844c0 | 4585 | |
3f455f90 PK |
4586 | /** |
4587 | * Character Sets | |
4588 | */ | |
4589 | ||
4590 | Terminal.charsets = {}; | |
4591 | ||
4592 | // DEC Special Character and Line Drawing Set. | |
4593 | // http://vt100.net/docs/vt102-ug/table5-13.html | |
4594 | // A lot of curses apps use this if they see TERM=xterm. | |
4595 | // testing: echo -e '\e(0a\e(B' | |
4596 | // The xterm output sometimes seems to conflict with the | |
4597 | // reference above. xterm seems in line with the reference | |
4598 | // when running vttest however. | |
4599 | // The table below now uses xterm's output from vttest. | |
4600 | Terminal.charsets.SCLD = { // (0 | |
4601 | '`': '\u25c6', // '◆' | |
4602 | 'a': '\u2592', // '▒' | |
4603 | 'b': '\u0009', // '\t' | |
4604 | 'c': '\u000c', // '\f' | |
4605 | 'd': '\u000d', // '\r' | |
4606 | 'e': '\u000a', // '\n' | |
4607 | 'f': '\u00b0', // '°' | |
4608 | 'g': '\u00b1', // '±' | |
4609 | 'h': '\u2424', // '\u2424' (NL) | |
4610 | 'i': '\u000b', // '\v' | |
4611 | 'j': '\u2518', // '┘' | |
4612 | 'k': '\u2510', // '┐' | |
4613 | 'l': '\u250c', // '┌' | |
4614 | 'm': '\u2514', // '└' | |
4615 | 'n': '\u253c', // '┼' | |
4616 | 'o': '\u23ba', // '⎺' | |
4617 | 'p': '\u23bb', // '⎻' | |
4618 | 'q': '\u2500', // '─' | |
4619 | 'r': '\u23bc', // '⎼' | |
4620 | 's': '\u23bd', // '⎽' | |
4621 | 't': '\u251c', // '├' | |
4622 | 'u': '\u2524', // '┤' | |
4623 | 'v': '\u2534', // '┴' | |
4624 | 'w': '\u252c', // '┬' | |
4625 | 'x': '\u2502', // '│' | |
4626 | 'y': '\u2264', // '≤' | |
4627 | 'z': '\u2265', // '≥' | |
4628 | '{': '\u03c0', // 'π' | |
4629 | '|': '\u2260', // '≠' | |
4630 | '}': '\u00a3', // '£' | |
4631 | '~': '\u00b7' // '·' | |
4632 | }; | |
4633 | ||
4634 | Terminal.charsets.UK = null; // (A | |
4635 | Terminal.charsets.US = null; // (B (USASCII) | |
4636 | Terminal.charsets.Dutch = null; // (4 | |
4637 | Terminal.charsets.Finnish = null; // (C or (5 | |
4638 | Terminal.charsets.French = null; // (R | |
4639 | Terminal.charsets.FrenchCanadian = null; // (Q | |
4640 | Terminal.charsets.German = null; // (K | |
4641 | Terminal.charsets.Italian = null; // (Y | |
4642 | Terminal.charsets.NorwegianDanish = null; // (E or (6 | |
4643 | Terminal.charsets.Spanish = null; // (Z | |
4644 | Terminal.charsets.Swedish = null; // (H or (7 | |
4645 | Terminal.charsets.Swiss = null; // (= | |
4646 | Terminal.charsets.ISOLatin = null; // /A | |
4647 | ||
4648 | /** | |
4649 | * Helpers | |
4650 | */ | |
4651 | ||
b01165c1 | 4652 | function contains(el, arr) { |
4653 | for (var i = 0; i < arr.length; i += 1) { | |
4654 | if (el === arr[i]) { | |
4655 | return true; | |
4656 | } | |
4657 | } | |
4658 | return false; | |
4659 | } | |
4660 | ||
3f455f90 PK |
4661 | function on(el, type, handler, capture) { |
4662 | if (!Array.isArray(el)) { | |
4663 | el = [el]; | |
9e6cb6b6 | 4664 | } |
3f455f90 PK |
4665 | el.forEach(function (element) { |
4666 | element.addEventListener(type, handler, capture || false); | |
4667 | }); | |
9e6cb6b6 | 4668 | } |
8bc844c0 | 4669 | |
3f455f90 PK |
4670 | function off(el, type, handler, capture) { |
4671 | el.removeEventListener(type, handler, capture || false); | |
5d3f8786 | 4672 | } |
3f455f90 PK |
4673 | |
4674 | function cancel(ev, force) { | |
4675 | if (!this.cancelEvents && !force) { | |
4676 | return; | |
9e6cb6b6 | 4677 | } |
3f455f90 PK |
4678 | ev.preventDefault(); |
4679 | ev.stopPropagation(); | |
4680 | return false; | |
9e6cb6b6 | 4681 | } |
8bc844c0 | 4682 | |
3f455f90 PK |
4683 | function inherits(child, parent) { |
4684 | function f() { | |
4685 | this.constructor = child; | |
9e6cb6b6 | 4686 | } |
3f455f90 PK |
4687 | f.prototype = parent.prototype; |
4688 | child.prototype = new f; | |
4689 | } | |
8bc844c0 | 4690 | |
3f455f90 PK |
4691 | // if bold is broken, we can't |
4692 | // use it in the terminal. | |
4693 | function isBoldBroken(document) { | |
4694 | var body = document.getElementsByTagName('body')[0]; | |
4695 | var el = document.createElement('span'); | |
4696 | el.innerHTML = 'hello world'; | |
4697 | body.appendChild(el); | |
4698 | var w1 = el.scrollWidth; | |
4699 | el.style.fontWeight = 'bold'; | |
4700 | var w2 = el.scrollWidth; | |
4701 | body.removeChild(el); | |
4702 | return w1 !== w2; | |
4703 | } | |
8bc844c0 | 4704 | |
3f455f90 PK |
4705 | var String = this.String; |
4706 | var setTimeout = this.setTimeout; | |
4707 | var setInterval = this.setInterval; | |
4708 | ||
4709 | function indexOf(obj, el) { | |
4710 | var i = obj.length; | |
4711 | while (i--) { | |
4712 | if (obj[i] === el) return i; | |
9e6cb6b6 | 4713 | } |
3f455f90 | 4714 | return -1; |
9e6cb6b6 | 4715 | } |
8bc844c0 | 4716 | |
b01165c1 | 4717 | function isThirdLevelShift(term, ev) { |
4718 | var thirdLevelKey = | |
4719 | (term.isMac && ev.altKey && !ev.ctrlKey && !ev.metaKey) || | |
4720 | (term.isMSWindows && ev.altKey && ev.ctrlKey && !ev.metaKey); | |
4721 | ||
4722 | // Don't invoke for arrows, pageDown, home, backspace, etc. | |
4723 | return thirdLevelKey && (!ev.keyCode || ev.keyCode > 47); | |
4724 | } | |
4725 | ||
3f455f90 PK |
4726 | function matchColor(r1, g1, b1) { |
4727 | var hash = (r1 << 16) | (g1 << 8) | b1; | |
4728 | ||
4729 | if (matchColor._cache[hash] != null) { | |
4730 | return matchColor._cache[hash]; | |
4731 | } | |
8bc844c0 | 4732 | |
3f455f90 PK |
4733 | var ldiff = Infinity |
4734 | , li = -1 | |
4735 | , i = 0 | |
4736 | , c | |
4737 | , r2 | |
4738 | , g2 | |
4739 | , b2 | |
4740 | , diff; | |
4741 | ||
4742 | for (; i < Terminal.vcolors.length; i++) { | |
4743 | c = Terminal.vcolors[i]; | |
4744 | r2 = c[0]; | |
4745 | g2 = c[1]; | |
4746 | b2 = c[2]; | |
4747 | ||
4748 | diff = matchColor.distance(r1, g1, b1, r2, g2, b2); | |
4749 | ||
4750 | if (diff === 0) { | |
4751 | li = i; | |
4752 | break; | |
4753 | } | |
9e6cb6b6 | 4754 | |
3f455f90 PK |
4755 | if (diff < ldiff) { |
4756 | ldiff = diff; | |
4757 | li = i; | |
4758 | } | |
4759 | } | |
8bc844c0 | 4760 | |
3f455f90 PK |
4761 | return matchColor._cache[hash] = li; |
4762 | } | |
8bc844c0 | 4763 | |
3f455f90 | 4764 | matchColor._cache = {}; |
8bc844c0 | 4765 | |
3f455f90 PK |
4766 | // http://stackoverflow.com/questions/1633828 |
4767 | matchColor.distance = function(r1, g1, b1, r2, g2, b2) { | |
4768 | return Math.pow(30 * (r1 - r2), 2) | |
4769 | + Math.pow(59 * (g1 - g2), 2) | |
4770 | + Math.pow(11 * (b1 - b2), 2); | |
4771 | }; | |
8bc844c0 | 4772 | |
3f455f90 PK |
4773 | function each(obj, iter, con) { |
4774 | if (obj.forEach) return obj.forEach(iter, con); | |
4775 | for (var i = 0; i < obj.length; i++) { | |
4776 | iter.call(con, obj[i], i, obj); | |
4777 | } | |
a68c8336 CJ |
4778 | } |
4779 | ||
3f455f90 PK |
4780 | function keys(obj) { |
4781 | if (Object.keys) return Object.keys(obj); | |
4782 | var key, keys = []; | |
4783 | for (key in obj) { | |
4784 | if (Object.prototype.hasOwnProperty.call(obj, key)) { | |
4785 | keys.push(key); | |
4786 | } | |
4787 | } | |
4788 | return keys; | |
86dad1b0 | 4789 | } |
86dad1b0 | 4790 | |
e3126ba3 JB |
4791 | var wcwidth = (function(opts) { |
4792 | // extracted from https://www.cl.cam.ac.uk/%7Emgk25/ucs/wcwidth.c | |
4793 | // combining characters | |
4794 | var COMBINING = [ | |
4795 | [0x0300, 0x036F], [0x0483, 0x0486], [0x0488, 0x0489], | |
4796 | [0x0591, 0x05BD], [0x05BF, 0x05BF], [0x05C1, 0x05C2], | |
4797 | [0x05C4, 0x05C5], [0x05C7, 0x05C7], [0x0600, 0x0603], | |
4798 | [0x0610, 0x0615], [0x064B, 0x065E], [0x0670, 0x0670], | |
4799 | [0x06D6, 0x06E4], [0x06E7, 0x06E8], [0x06EA, 0x06ED], | |
4800 | [0x070F, 0x070F], [0x0711, 0x0711], [0x0730, 0x074A], | |
4801 | [0x07A6, 0x07B0], [0x07EB, 0x07F3], [0x0901, 0x0902], | |
4802 | [0x093C, 0x093C], [0x0941, 0x0948], [0x094D, 0x094D], | |
4803 | [0x0951, 0x0954], [0x0962, 0x0963], [0x0981, 0x0981], | |
4804 | [0x09BC, 0x09BC], [0x09C1, 0x09C4], [0x09CD, 0x09CD], | |
4805 | [0x09E2, 0x09E3], [0x0A01, 0x0A02], [0x0A3C, 0x0A3C], | |
4806 | [0x0A41, 0x0A42], [0x0A47, 0x0A48], [0x0A4B, 0x0A4D], | |
4807 | [0x0A70, 0x0A71], [0x0A81, 0x0A82], [0x0ABC, 0x0ABC], | |
4808 | [0x0AC1, 0x0AC5], [0x0AC7, 0x0AC8], [0x0ACD, 0x0ACD], | |
4809 | [0x0AE2, 0x0AE3], [0x0B01, 0x0B01], [0x0B3C, 0x0B3C], | |
4810 | [0x0B3F, 0x0B3F], [0x0B41, 0x0B43], [0x0B4D, 0x0B4D], | |
4811 | [0x0B56, 0x0B56], [0x0B82, 0x0B82], [0x0BC0, 0x0BC0], | |
4812 | [0x0BCD, 0x0BCD], [0x0C3E, 0x0C40], [0x0C46, 0x0C48], | |
4813 | [0x0C4A, 0x0C4D], [0x0C55, 0x0C56], [0x0CBC, 0x0CBC], | |
4814 | [0x0CBF, 0x0CBF], [0x0CC6, 0x0CC6], [0x0CCC, 0x0CCD], | |
4815 | [0x0CE2, 0x0CE3], [0x0D41, 0x0D43], [0x0D4D, 0x0D4D], | |
4816 | [0x0DCA, 0x0DCA], [0x0DD2, 0x0DD4], [0x0DD6, 0x0DD6], | |
4817 | [0x0E31, 0x0E31], [0x0E34, 0x0E3A], [0x0E47, 0x0E4E], | |
4818 | [0x0EB1, 0x0EB1], [0x0EB4, 0x0EB9], [0x0EBB, 0x0EBC], | |
4819 | [0x0EC8, 0x0ECD], [0x0F18, 0x0F19], [0x0F35, 0x0F35], | |
4820 | [0x0F37, 0x0F37], [0x0F39, 0x0F39], [0x0F71, 0x0F7E], | |
4821 | [0x0F80, 0x0F84], [0x0F86, 0x0F87], [0x0F90, 0x0F97], | |
4822 | [0x0F99, 0x0FBC], [0x0FC6, 0x0FC6], [0x102D, 0x1030], | |
4823 | [0x1032, 0x1032], [0x1036, 0x1037], [0x1039, 0x1039], | |
4824 | [0x1058, 0x1059], [0x1160, 0x11FF], [0x135F, 0x135F], | |
4825 | [0x1712, 0x1714], [0x1732, 0x1734], [0x1752, 0x1753], | |
4826 | [0x1772, 0x1773], [0x17B4, 0x17B5], [0x17B7, 0x17BD], | |
4827 | [0x17C6, 0x17C6], [0x17C9, 0x17D3], [0x17DD, 0x17DD], | |
4828 | [0x180B, 0x180D], [0x18A9, 0x18A9], [0x1920, 0x1922], | |
4829 | [0x1927, 0x1928], [0x1932, 0x1932], [0x1939, 0x193B], | |
4830 | [0x1A17, 0x1A18], [0x1B00, 0x1B03], [0x1B34, 0x1B34], | |
4831 | [0x1B36, 0x1B3A], [0x1B3C, 0x1B3C], [0x1B42, 0x1B42], | |
4832 | [0x1B6B, 0x1B73], [0x1DC0, 0x1DCA], [0x1DFE, 0x1DFF], | |
4833 | [0x200B, 0x200F], [0x202A, 0x202E], [0x2060, 0x2063], | |
4834 | [0x206A, 0x206F], [0x20D0, 0x20EF], [0x302A, 0x302F], | |
4835 | [0x3099, 0x309A], [0xA806, 0xA806], [0xA80B, 0xA80B], | |
4836 | [0xA825, 0xA826], [0xFB1E, 0xFB1E], [0xFE00, 0xFE0F], | |
4837 | [0xFE20, 0xFE23], [0xFEFF, 0xFEFF], [0xFFF9, 0xFFFB], | |
4838 | [0x10A01, 0x10A03], [0x10A05, 0x10A06], [0x10A0C, 0x10A0F], | |
4839 | [0x10A38, 0x10A3A], [0x10A3F, 0x10A3F], [0x1D167, 0x1D169], | |
4840 | [0x1D173, 0x1D182], [0x1D185, 0x1D18B], [0x1D1AA, 0x1D1AD], | |
4841 | [0x1D242, 0x1D244], [0xE0001, 0xE0001], [0xE0020, 0xE007F], | |
4842 | [0xE0100, 0xE01EF] | |
4843 | ]; | |
4844 | // binary search | |
4845 | function bisearch(ucs) { | |
4846 | var min = 0; | |
4847 | var max = COMBINING.length - 1; | |
4848 | var mid; | |
4849 | if (ucs < COMBINING[0][0] || ucs > COMBINING[max][1]) | |
4850 | return false; | |
4851 | while (max >= min) { | |
4852 | mid = Math.floor((min + max) / 2); | |
4853 | if (ucs > COMBINING[mid][1]) | |
4854 | min = mid + 1; | |
4855 | else if (ucs < COMBINING[mid][0]) | |
4856 | max = mid - 1; | |
4857 | else | |
4858 | return true; | |
4859 | } | |
4860 | return false; | |
4861 | } | |
4862 | function wcwidth(ucs) { | |
4863 | // test for 8-bit control characters | |
4864 | if (ucs === 0) | |
4865 | return opts.nul; | |
4866 | if (ucs < 32 || (ucs >= 0x7f && ucs < 0xa0)) | |
4867 | return opts.control; | |
4868 | // binary search in table of non-spacing characters | |
4869 | if (bisearch(ucs)) | |
4870 | return 0; | |
4871 | // if we arrive here, ucs is not a combining or C0/C1 control character | |
4872 | return 1 + | |
4873 | ( | |
4874 | ucs >= 0x1100 && | |
4875 | ( | |
4876 | ucs <= 0x115f || // Hangul Jamo init. consonants | |
4877 | ucs == 0x2329 || | |
4878 | ucs == 0x232a || | |
4879 | (ucs >= 0x2e80 && ucs <= 0xa4cf && ucs != 0x303f) || // CJK..Yi | |
4880 | (ucs >= 0xac00 && ucs <= 0xd7a3) || // Hangul Syllables | |
4881 | (ucs >= 0xf900 && ucs <= 0xfaff) || // CJK Compat Ideographs | |
4882 | (ucs >= 0xfe10 && ucs <= 0xfe19) || // Vertical forms | |
4883 | (ucs >= 0xfe30 && ucs <= 0xfe6f) || // CJK Compat Forms | |
4884 | (ucs >= 0xff00 && ucs <= 0xff60) || // Fullwidth Forms | |
4885 | (ucs >= 0xffe0 && ucs <= 0xffe6) || | |
4886 | (ucs >= 0x20000 && ucs <= 0x2fffd) || | |
4887 | (ucs >= 0x30000 && ucs <= 0x3fffd) | |
4888 | ) | |
4889 | ); | |
4890 | } | |
4891 | return wcwidth; | |
4892 | })({nul: 0, control: 0}); // configurable options | |
4893 | ||
3f455f90 PK |
4894 | /** |
4895 | * Expose | |
4896 | */ | |
4897 | ||
4898 | Terminal.EventEmitter = EventEmitter; | |
4899 | Terminal.inherits = inherits; | |
fd5be55d DI |
4900 | |
4901 | /** | |
4902 | * Adds an event listener to the terminal. | |
4903 | * | |
4904 | * @param {string} event The name of the event. TODO: Document all event types | |
4905 | * @param {function} callback The function to call when the event is triggered. | |
fd5be55d | 4906 | */ |
3f455f90 PK |
4907 | Terminal.on = on; |
4908 | Terminal.off = off; | |
4909 | Terminal.cancel = cancel; | |
8bc844c0 | 4910 | |
107d1a14 | 4911 | |
3f455f90 | 4912 | return Terminal; |
987f09d8 | 4913 | }); |