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