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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 PK |
107 | EventEmitter.prototype.once = function(type, listener) { |
108 | function on() { | |
109 | var args = Array.prototype.slice.call(arguments); | |
110 | this.removeListener(type, on); | |
111 | return listener.apply(this, args); | |
112 | } | |
113 | on.listener = listener; | |
114 | return this.on(type, on); | |
115 | }; | |
8bc844c0 | 116 | |
3f455f90 PK |
117 | EventEmitter.prototype.emit = function(type) { |
118 | if (!this._events[type]) return; | |
8bc844c0 | 119 | |
3f455f90 PK |
120 | var args = Array.prototype.slice.call(arguments, 1) |
121 | , obj = this._events[type] | |
122 | , l = obj.length | |
123 | , i = 0; | |
8bc844c0 | 124 | |
3f455f90 PK |
125 | for (; i < l; i++) { |
126 | obj[i].apply(this, args); | |
127 | } | |
128 | }; | |
8bc844c0 | 129 | |
3f455f90 PK |
130 | EventEmitter.prototype.listeners = function(type) { |
131 | return this._events[type] = this._events[type] || []; | |
132 | }; | |
8bc844c0 | 133 | |
8bc844c0 | 134 | |
3f455f90 PK |
135 | /** |
136 | * States | |
137 | */ | |
138 | var normal = 0, escaped = 1, csi = 2, osc = 3, charset = 4, dcs = 5, ignore = 6; | |
8bc844c0 | 139 | |
3f455f90 PK |
140 | /** |
141 | * Terminal | |
142 | */ | |
8bc844c0 | 143 | |
3f455f90 PK |
144 | function Terminal(options) { |
145 | var self = this; | |
8bc844c0 | 146 | |
3f455f90 PK |
147 | if (!(this instanceof Terminal)) { |
148 | return new Terminal(arguments[0], arguments[1], arguments[2]); | |
149 | } | |
8bc844c0 | 150 | |
3f455f90 | 151 | self.cancel = Terminal.cancel; |
8bc844c0 | 152 | |
3f455f90 | 153 | EventEmitter.call(this); |
8bc844c0 | 154 | |
3f455f90 PK |
155 | if (typeof options === 'number') { |
156 | options = { | |
157 | cols: arguments[0], | |
158 | rows: arguments[1], | |
159 | handler: arguments[2] | |
160 | }; | |
161 | } | |
5fd1948b | 162 | |
3f455f90 | 163 | options = options || {}; |
8bc844c0 | 164 | |
8bc844c0 | 165 | |
3f455f90 PK |
166 | Object.keys(Terminal.defaults).forEach(function(key) { |
167 | if (options[key] == null) { | |
168 | options[key] = Terminal.options[key]; | |
86dad1b0 | 169 | |
3f455f90 PK |
170 | if (Terminal[key] !== Terminal.defaults[key]) { |
171 | options[key] = Terminal[key]; | |
172 | } | |
173 | } | |
174 | self[key] = options[key]; | |
175 | }); | |
91273161 | 176 | |
3f455f90 PK |
177 | if (options.colors.length === 8) { |
178 | options.colors = options.colors.concat(Terminal._colors.slice(8)); | |
179 | } else if (options.colors.length === 16) { | |
180 | options.colors = options.colors.concat(Terminal._colors.slice(16)); | |
181 | } else if (options.colors.length === 10) { | |
182 | options.colors = options.colors.slice(0, -2).concat( | |
183 | Terminal._colors.slice(8, -2), options.colors.slice(-2)); | |
184 | } else if (options.colors.length === 18) { | |
185 | options.colors = options.colors.concat( | |
186 | Terminal._colors.slice(16, -2), options.colors.slice(-2)); | |
187 | } | |
188 | this.colors = options.colors; | |
8bc844c0 | 189 | |
3f455f90 | 190 | this.options = options; |
91273161 | 191 | |
3f455f90 PK |
192 | // this.context = options.context || window; |
193 | // this.document = options.document || document; | |
194 | this.parent = options.body || options.parent | |
195 | || (document ? document.getElementsByTagName('body')[0] : null); | |
5fd1948b | 196 | |
3f455f90 PK |
197 | this.cols = options.cols || options.geometry[0]; |
198 | this.rows = options.rows || options.geometry[1]; | |
199 | ||
200 | if (options.handler) { | |
201 | this.on('data', options.handler); | |
202 | } | |
203 | ||
204 | this.ybase = 0; | |
205 | this.ydisp = 0; | |
206 | this.x = 0; | |
207 | this.y = 0; | |
208 | this.cursorState = 0; | |
209 | this.cursorHidden = false; | |
210 | this.convertEol; | |
211 | this.state = 0; | |
212 | this.queue = ''; | |
213 | this.scrollTop = 0; | |
214 | this.scrollBottom = this.rows - 1; | |
215 | ||
216 | // modes | |
217 | this.applicationKeypad = false; | |
218 | this.applicationCursor = false; | |
219 | this.originMode = false; | |
220 | this.insertMode = false; | |
221 | this.wraparoundMode = false; | |
222 | this.normal = null; | |
223 | ||
224 | // charset | |
225 | this.charset = null; | |
226 | this.gcharset = null; | |
227 | this.glevel = 0; | |
228 | this.charsets = [null]; | |
229 | ||
230 | // mouse properties | |
231 | this.decLocator; | |
232 | this.x10Mouse; | |
233 | this.vt200Mouse; | |
234 | this.vt300Mouse; | |
235 | this.normalMouse; | |
236 | this.mouseEvents; | |
237 | this.sendFocus; | |
238 | this.utfMouse; | |
239 | this.sgrMouse; | |
240 | this.urxvtMouse; | |
241 | ||
242 | // misc | |
243 | this.element; | |
244 | this.children; | |
245 | this.refreshStart; | |
246 | this.refreshEnd; | |
247 | this.savedX; | |
248 | this.savedY; | |
249 | this.savedCols; | |
250 | ||
251 | // stream | |
252 | this.readable = true; | |
253 | this.writable = true; | |
254 | ||
255 | this.defAttr = (0 << 18) | (257 << 9) | (256 << 0); | |
256 | this.curAttr = this.defAttr; | |
257 | ||
258 | this.params = []; | |
259 | this.currentParam = 0; | |
260 | this.prefix = ''; | |
261 | this.postfix = ''; | |
262 | ||
263 | this.lines = []; | |
264 | var i = this.rows; | |
265 | while (i--) { | |
266 | this.lines.push(this.blankLine()); | |
86dad1b0 | 267 | } |
3f455f90 PK |
268 | |
269 | this.tabs; | |
270 | this.setupStops(); | |
86dad1b0 | 271 | } |
8bc844c0 | 272 | |
3f455f90 | 273 | inherits(Terminal, EventEmitter); |
8bc844c0 | 274 | |
3f455f90 PK |
275 | // back_color_erase feature for xterm. |
276 | Terminal.prototype.eraseAttr = function() { | |
277 | // if (this.is('screen')) return this.defAttr; | |
278 | return (this.defAttr & ~0x1ff) | (this.curAttr & 0x1ff); | |
279 | }; | |
a68c8336 | 280 | |
3f455f90 PK |
281 | /** |
282 | * Colors | |
283 | */ | |
284 | ||
285 | // Colors 0-15 | |
286 | Terminal.tangoColors = [ | |
287 | // dark: | |
288 | '#2e3436', | |
289 | '#cc0000', | |
290 | '#4e9a06', | |
291 | '#c4a000', | |
292 | '#3465a4', | |
293 | '#75507b', | |
294 | '#06989a', | |
295 | '#d3d7cf', | |
296 | // bright: | |
297 | '#555753', | |
298 | '#ef2929', | |
299 | '#8ae234', | |
300 | '#fce94f', | |
301 | '#729fcf', | |
302 | '#ad7fa8', | |
303 | '#34e2e2', | |
304 | '#eeeeec' | |
305 | ]; | |
306 | ||
307 | // Colors 0-15 + 16-255 | |
308 | // Much thanks to TooTallNate for writing this. | |
309 | Terminal.colors = (function() { | |
310 | var colors = Terminal.tangoColors.slice() | |
311 | , r = [0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff] | |
312 | , i; | |
313 | ||
314 | // 16-231 | |
315 | i = 0; | |
316 | for (; i < 216; i++) { | |
317 | out(r[(i / 36) % 6 | 0], r[(i / 6) % 6 | 0], r[i % 6]); | |
318 | } | |
8bc844c0 | 319 | |
3f455f90 PK |
320 | // 232-255 (grey) |
321 | i = 0; | |
322 | for (; i < 24; i++) { | |
323 | r = 8 + i * 10; | |
324 | out(r, r, r); | |
325 | } | |
8bc844c0 | 326 | |
3f455f90 PK |
327 | function out(r, g, b) { |
328 | colors.push('#' + hex(r) + hex(g) + hex(b)); | |
329 | } | |
8bc844c0 | 330 | |
3f455f90 PK |
331 | function hex(c) { |
332 | c = c.toString(16); | |
333 | return c.length < 2 ? '0' + c : c; | |
334 | } | |
8bc844c0 | 335 | |
3f455f90 PK |
336 | return colors; |
337 | })(); | |
3b322929 | 338 | |
3f455f90 | 339 | Terminal._colors = Terminal.colors.slice(); |
31161ffe | 340 | |
3f455f90 PK |
341 | Terminal.vcolors = (function() { |
342 | var out = [] | |
343 | , colors = Terminal.colors | |
344 | , i = 0 | |
345 | , color; | |
8bc844c0 | 346 | |
3f455f90 PK |
347 | for (; i < 256; i++) { |
348 | color = parseInt(colors[i].substring(1), 16); | |
349 | out.push([ | |
350 | (color >> 16) & 0xff, | |
351 | (color >> 8) & 0xff, | |
352 | color & 0xff | |
353 | ]); | |
354 | } | |
5fd1948b | 355 | |
3f455f90 PK |
356 | return out; |
357 | })(); | |
358 | ||
359 | /** | |
360 | * Options | |
361 | */ | |
362 | ||
363 | Terminal.defaults = { | |
364 | colors: Terminal.colors, | |
365 | theme: 'default', | |
366 | convertEol: false, | |
367 | termName: 'xterm', | |
368 | geometry: [80, 24], | |
369 | cursorBlink: false, | |
370 | visualBell: false, | |
371 | popOnBell: false, | |
372 | scrollback: 1000, | |
373 | screenKeys: false, | |
374 | debug: false, | |
375 | cancelEvents: false | |
376 | // programFeatures: false, | |
377 | // focusKeys: false, | |
378 | }; | |
cc7f4d0d | 379 | |
3f455f90 | 380 | Terminal.options = {}; |
cd956bca | 381 | |
7988f634 SS |
382 | Terminal.focus = null; |
383 | ||
3f455f90 PK |
384 | each(keys(Terminal.defaults), function(key) { |
385 | Terminal[key] = Terminal.defaults[key]; | |
386 | Terminal.options[key] = Terminal.defaults[key]; | |
387 | }); | |
388 | ||
389 | /** | |
390 | * Focused Terminal | |
391 | */ | |
392 | Terminal.prototype.focus = function() { | |
393 | if (document.activeElement === this.textarea) { | |
394 | return; | |
8bc844c0 | 395 | } |
8bc844c0 | 396 | |
3f455f90 PK |
397 | if (this.sendFocus) { |
398 | this.send('\x1b[I'); | |
399 | } | |
8bc844c0 | 400 | |
3f455f90 PK |
401 | this.showCursor(); |
402 | this.textarea.focus(); | |
a5e34e22 | 403 | Terminal.focus = this; |
3f455f90 | 404 | }; |
8bc844c0 | 405 | |
3f455f90 PK |
406 | Terminal.prototype.blur = function() { |
407 | if (Terminal.focus !== this) { | |
408 | return; | |
409 | } | |
8bc844c0 | 410 | |
3f455f90 PK |
411 | this.cursorState = 0; |
412 | this.refresh(this.y, this.y); | |
cc950614 | 413 | this.textarea.blur(); |
8bc844c0 | 414 | |
3f455f90 PK |
415 | if (this.sendFocus) { |
416 | this.send('\x1b[O'); | |
417 | } | |
7988f634 | 418 | Terminal.focus = null; |
3f455f90 | 419 | }; |
8bc844c0 | 420 | |
3f455f90 PK |
421 | /** |
422 | * Initialize default behavior | |
423 | */ | |
8bc844c0 | 424 | |
3f455f90 PK |
425 | Terminal.prototype.initGlobal = function() { |
426 | Terminal.bindPaste(this); | |
427 | Terminal.bindKeys(this); | |
428 | Terminal.bindCopy(this); | |
429 | }; | |
8bc844c0 | 430 | |
3f455f90 PK |
431 | /** |
432 | * Bind to paste event | |
433 | */ | |
434 | Terminal.bindPaste = function(term) { | |
435 | on([term.textarea, term.element], 'paste', function(ev) { | |
436 | ev.stopPropagation(); | |
437 | if (ev.clipboardData) { | |
438 | var text = ev.clipboardData.getData('text/plain'); | |
439 | term.handler(text); | |
440 | } | |
441 | term.textarea.value = ''; | |
442 | return term.cancel(ev); | |
443 | }); | |
444 | }; | |
8bc844c0 | 445 | |
8bc844c0 | 446 | |
3f455f90 PK |
447 | /* |
448 | * Apply key handling to the terminal | |
449 | */ | |
450 | Terminal.bindKeys = function(term) { | |
451 | on(term.element, 'keydown', function(ev) { | |
452 | if (document.activeElement != this) { | |
453 | return; | |
454 | } | |
455 | term.keyDown(ev); | |
456 | }, true); | |
8bc844c0 | 457 | |
3f455f90 PK |
458 | on(term.element, 'keypress', function(ev) { |
459 | if (document.activeElement != this) { | |
460 | return; | |
461 | } | |
462 | term.keyPress(ev); | |
463 | }, true); | |
8bc844c0 | 464 | |
3f455f90 | 465 | on(term.element, 'keyup', term.focus.bind(term)); |
8bc844c0 | 466 | |
3f455f90 PK |
467 | on(term.textarea, 'keydown', function(ev) { |
468 | term.keyDown(ev); | |
469 | }, true); | |
8bc844c0 | 470 | |
3f455f90 PK |
471 | on(term.textarea, 'keypress', function(ev) { |
472 | term.keyPress(ev); | |
8bc844c0 | 473 | |
3f455f90 PK |
474 | /* |
475 | * Truncate the textarea's value, since it is not needed | |
476 | */ | |
477 | this.value = ''; | |
478 | }, true); | |
479 | }; | |
8bc844c0 | 480 | |
3f455f90 PK |
481 | |
482 | /* | |
483 | * Bind copy event | |
484 | */ | |
485 | Terminal.bindCopy = function(term) { | |
486 | on(term.element, 'copy', function(ev) { | |
487 | return; //temporary | |
8bc844c0 | 488 | }); |
3f455f90 | 489 | }; |
8bc844c0 | 490 | |
8bc844c0 | 491 | |
3f455f90 PK |
492 | /* |
493 | * Insert the given row to the terminal or produce a new one | |
494 | * if no row argument is passed. Return the inserted row. | |
495 | */ | |
496 | Terminal.prototype.insertRow = function (row) { | |
497 | if (typeof row != 'object') { | |
498 | row = document.createElement('div'); | |
499 | } | |
8bc844c0 | 500 | |
3f455f90 PK |
501 | this.rowContainer.appendChild(row); |
502 | this.children.push(row); | |
503 | ||
504 | return row; | |
8bc844c0 CJ |
505 | } |
506 | ||
8bc844c0 | 507 | |
3f455f90 PK |
508 | /* |
509 | * Open Terminal in the DOM | |
510 | */ | |
511 | Terminal.prototype.open = function(parent) { | |
512 | var self=this, i=0, div; | |
8bc844c0 | 513 | |
3f455f90 | 514 | this.parent = parent || this.parent; |
8bc844c0 | 515 | |
3f455f90 PK |
516 | if (!this.parent) { |
517 | throw new Error('Terminal requires a parent element.'); | |
518 | } | |
8bc844c0 | 519 | |
3f455f90 PK |
520 | /* |
521 | * Grab global elements | |
522 | */ | |
523 | this.context = this.parent.ownerDocument.defaultView; | |
524 | this.document = this.parent.ownerDocument; | |
525 | this.body = this.document.getElementsByTagName('body')[0]; | |
526 | ||
527 | /* | |
528 | * Parse User-Agent | |
529 | */ | |
530 | if (this.context.navigator && this.context.navigator.userAgent) { | |
531 | this.isMac = !!~this.context.navigator.userAgent.indexOf('Mac'); | |
532 | this.isIpad = !!~this.context.navigator.userAgent.indexOf('iPad'); | |
533 | this.isIphone = !!~this.context.navigator.userAgent.indexOf('iPhone'); | |
534 | this.isMSIE = !!~this.context.navigator.userAgent.indexOf('MSIE'); | |
535 | } | |
8bc844c0 | 536 | |
3f455f90 PK |
537 | /* |
538 | * Create main element container | |
539 | */ | |
540 | this.element = this.document.createElement('div'); | |
a523803d AK |
541 | this.element.classList.add('terminal'); |
542 | this.element.classList.add('xterm'); | |
543 | this.element.classList.add('xterm-theme-' + this.theme); | |
3f455f90 PK |
544 | this.element.setAttribute('tabindex', 0); |
545 | ||
546 | /* | |
547 | * Create the container that will hold the lines of the terminal and then | |
548 | * produce the lines the lines. | |
549 | */ | |
550 | this.rowContainer = document.createElement('div'); | |
551 | this.rowContainer.classList.add('xterm-rows'); | |
552 | this.element.appendChild(this.rowContainer); | |
553 | this.children = []; | |
554 | ||
555 | /* | |
556 | * Create the container that will hold helpers like the textarea for | |
557 | * capturing DOM Events. Then produce the helpers. | |
558 | */ | |
559 | this.helperContainer = document.createElement('div'); | |
560 | this.helperContainer.classList.add('xterm-helpers'); | |
561 | this.element.appendChild(this.helperContainer); | |
562 | this.textarea = document.createElement('textarea'); | |
563 | this.textarea.classList.add('xterm-helper-textarea'); | |
564 | this.textarea.setAttribute('autocorrect', 'off'); | |
565 | this.textarea.setAttribute('autocapitalize', 'off'); | |
566 | this.textarea.setAttribute('spellcheck', 'false'); | |
567 | this.textarea.tabIndex = 0; | |
987f09d8 TD |
568 | this.textarea.onfocus = function() { |
569 | self.emit('focus', {terminal: self}); | |
570 | } | |
571 | this.textarea.onblur = function() { | |
572 | self.emit('blur', {terminal: self}); | |
573 | } | |
3f455f90 PK |
574 | this.helperContainer.appendChild(this.textarea); |
575 | ||
576 | for (; i < this.rows; i++) { | |
577 | this.insertRow(); | |
578 | } | |
579 | this.parent.appendChild(this.element); | |
8bc844c0 | 580 | |
3f455f90 PK |
581 | // Draw the screen. |
582 | this.refresh(0, this.rows - 1); | |
8bc844c0 | 583 | |
3f455f90 PK |
584 | // Initialize global actions that |
585 | // need to be taken on the document. | |
586 | this.initGlobal(); | |
15f68335 | 587 | |
3f455f90 PK |
588 | // Ensure there is a Terminal.focus. |
589 | this.focus(); | |
15f68335 | 590 | |
3f455f90 PK |
591 | // Start blinking the cursor. |
592 | this.startBlink(); | |
15f68335 | 593 | |
3f455f90 | 594 | on(this.element, 'mouseup', function() { |
f53f5735 TD |
595 | var selection = document.getSelection(), |
596 | collapsed = selection.isCollapsed, | |
597 | isRange = typeof collapsed == 'boolean' ? !collapsed : selection.type == 'Range'; | |
598 | if (!isRange) { | |
3f455f90 PK |
599 | self.focus(); |
600 | } | |
601 | }); | |
8bc844c0 | 602 | |
3f455f90 PK |
603 | // Listen for mouse events and translate |
604 | // them into terminal mouse protocols. | |
605 | this.bindMouse(); | |
8bc844c0 | 606 | |
3f455f90 PK |
607 | // Figure out whether boldness affects |
608 | // the character width of monospace fonts. | |
609 | if (Terminal.brokenBold == null) { | |
610 | Terminal.brokenBold = isBoldBroken(this.document); | |
8bc844c0 CJ |
611 | } |
612 | ||
3f455f90 PK |
613 | this.emit('open'); |
614 | }; | |
8bc844c0 | 615 | |
3f455f90 PK |
616 | // XTerm mouse events |
617 | // http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Mouse%20Tracking | |
618 | // To better understand these | |
619 | // the xterm code is very helpful: | |
620 | // Relevant files: | |
621 | // button.c, charproc.c, misc.c | |
622 | // Relevant functions in xterm/button.c: | |
623 | // BtnCode, EmitButtonCode, EditorButton, SendMousePosition | |
624 | Terminal.prototype.bindMouse = function() { | |
625 | var el = this.element | |
626 | , self = this | |
627 | , pressed = 32; | |
628 | ||
629 | var wheelEvent = 'onmousewheel' in this.context | |
630 | ? 'mousewheel' | |
631 | : 'DOMMouseScroll'; | |
8bc844c0 | 632 | |
3f455f90 PK |
633 | // mouseup, mousedown, mousewheel |
634 | // left click: ^[[M 3<^[[M#3< | |
635 | // mousewheel up: ^[[M`3> | |
636 | function sendButton(ev) { | |
637 | var button | |
638 | , pos; | |
8bc844c0 | 639 | |
3f455f90 PK |
640 | // get the xterm-style button |
641 | button = getButton(ev); | |
8bc844c0 | 642 | |
3f455f90 PK |
643 | // get mouse coordinates |
644 | pos = getCoords(ev); | |
645 | if (!pos) return; | |
8bc844c0 | 646 | |
3f455f90 | 647 | sendEvent(button, pos); |
8bc844c0 | 648 | |
3f455f90 PK |
649 | switch (ev.type) { |
650 | case 'mousedown': | |
651 | pressed = button; | |
8bc844c0 | 652 | break; |
3f455f90 PK |
653 | case 'mouseup': |
654 | // keep it at the left | |
655 | // button, just in case. | |
656 | pressed = 32; | |
8bc844c0 | 657 | break; |
3f455f90 PK |
658 | case wheelEvent: |
659 | // nothing. don't | |
660 | // interfere with | |
661 | // `pressed`. | |
8bc844c0 | 662 | break; |
3f455f90 PK |
663 | } |
664 | } | |
8bc844c0 | 665 | |
3f455f90 PK |
666 | // motion example of a left click: |
667 | // ^[[M 3<^[[M@4<^[[M@5<^[[M@6<^[[M@7<^[[M#7< | |
668 | function sendMove(ev) { | |
669 | var button = pressed | |
670 | , pos; | |
8bc844c0 | 671 | |
3f455f90 PK |
672 | pos = getCoords(ev); |
673 | if (!pos) return; | |
a7f50531 | 674 | |
3f455f90 PK |
675 | // buttons marked as motions |
676 | // are incremented by 32 | |
677 | button += 32; | |
a7f50531 | 678 | |
3f455f90 PK |
679 | sendEvent(button, pos); |
680 | } | |
efa0e3c1 | 681 | |
3f455f90 PK |
682 | // encode button and |
683 | // position to characters | |
684 | function encode(data, ch) { | |
685 | if (!self.utfMouse) { | |
686 | if (ch === 255) return data.push(0); | |
687 | if (ch > 127) ch = 127; | |
688 | data.push(ch); | |
689 | } else { | |
690 | if (ch === 2047) return data.push(0); | |
691 | if (ch < 127) { | |
692 | data.push(ch); | |
693 | } else { | |
694 | if (ch > 2047) ch = 2047; | |
695 | data.push(0xC0 | (ch >> 6)); | |
696 | data.push(0x80 | (ch & 0x3F)); | |
697 | } | |
8bc844c0 | 698 | } |
3f455f90 | 699 | } |
8bc844c0 | 700 | |
3f455f90 PK |
701 | // send a mouse event: |
702 | // regular/utf8: ^[[M Cb Cx Cy | |
703 | // urxvt: ^[[ Cb ; Cx ; Cy M | |
704 | // sgr: ^[[ Cb ; Cx ; Cy M/m | |
705 | // vt300: ^[[ 24(1/3/5)~ [ Cx , Cy ] \r | |
706 | // locator: CSI P e ; P b ; P r ; P c ; P p & w | |
707 | function sendEvent(button, pos) { | |
708 | // self.emit('mouse', { | |
709 | // x: pos.x - 32, | |
710 | // y: pos.x - 32, | |
711 | // button: button | |
712 | // }); | |
713 | ||
714 | if (self.vt300Mouse) { | |
715 | // NOTE: Unstable. | |
716 | // http://www.vt100.net/docs/vt3xx-gp/chapter15.html | |
717 | button &= 3; | |
718 | pos.x -= 32; | |
719 | pos.y -= 32; | |
720 | var data = '\x1b[24'; | |
721 | if (button === 0) data += '1'; | |
722 | else if (button === 1) data += '3'; | |
723 | else if (button === 2) data += '5'; | |
724 | else if (button === 3) return; | |
725 | else data += '0'; | |
726 | data += '~[' + pos.x + ',' + pos.y + ']\r'; | |
727 | self.send(data); | |
728 | return; | |
729 | } | |
8bc844c0 | 730 | |
3f455f90 PK |
731 | if (self.decLocator) { |
732 | // NOTE: Unstable. | |
733 | button &= 3; | |
734 | pos.x -= 32; | |
735 | pos.y -= 32; | |
736 | if (button === 0) button = 2; | |
737 | else if (button === 1) button = 4; | |
738 | else if (button === 2) button = 6; | |
739 | else if (button === 3) button = 3; | |
740 | self.send('\x1b[' | |
741 | + button | |
742 | + ';' | |
743 | + (button === 3 ? 4 : 0) | |
744 | + ';' | |
745 | + pos.y | |
746 | + ';' | |
747 | + pos.x | |
748 | + ';' | |
749 | + (pos.page || 0) | |
750 | + '&w'); | |
751 | return; | |
752 | } | |
8bc844c0 | 753 | |
3f455f90 PK |
754 | if (self.urxvtMouse) { |
755 | pos.x -= 32; | |
756 | pos.y -= 32; | |
757 | pos.x++; | |
758 | pos.y++; | |
759 | self.send('\x1b[' + button + ';' + pos.x + ';' + pos.y + 'M'); | |
760 | return; | |
761 | } | |
8bc844c0 | 762 | |
3f455f90 PK |
763 | if (self.sgrMouse) { |
764 | pos.x -= 32; | |
765 | pos.y -= 32; | |
766 | self.send('\x1b[<' | |
767 | + ((button & 3) === 3 ? button & ~3 : button) | |
768 | + ';' | |
769 | + pos.x | |
770 | + ';' | |
771 | + pos.y | |
772 | + ((button & 3) === 3 ? 'm' : 'M')); | |
773 | return; | |
774 | } | |
8bc844c0 | 775 | |
3f455f90 | 776 | var data = []; |
8bc844c0 | 777 | |
3f455f90 PK |
778 | encode(data, button); |
779 | encode(data, pos.x); | |
780 | encode(data, pos.y); | |
8bc844c0 | 781 | |
3f455f90 PK |
782 | self.send('\x1b[M' + String.fromCharCode.apply(String, data)); |
783 | } | |
8bc844c0 | 784 | |
3f455f90 PK |
785 | function getButton(ev) { |
786 | var button | |
787 | , shift | |
788 | , meta | |
789 | , ctrl | |
790 | , mod; | |
791 | ||
792 | // two low bits: | |
793 | // 0 = left | |
794 | // 1 = middle | |
795 | // 2 = right | |
796 | // 3 = release | |
797 | // wheel up/down: | |
798 | // 1, and 2 - with 64 added | |
799 | switch (ev.type) { | |
800 | case 'mousedown': | |
801 | button = ev.button != null | |
802 | ? +ev.button | |
803 | : ev.which != null | |
804 | ? ev.which - 1 | |
805 | : null; | |
806 | ||
807 | if (self.isMSIE) { | |
808 | button = button === 1 ? 0 : button === 4 ? 1 : button; | |
8bc844c0 | 809 | } |
8bc844c0 | 810 | break; |
3f455f90 PK |
811 | case 'mouseup': |
812 | button = 3; | |
8bc844c0 | 813 | break; |
3f455f90 PK |
814 | case 'DOMMouseScroll': |
815 | button = ev.detail < 0 | |
816 | ? 64 | |
817 | : 65; | |
8bc844c0 | 818 | break; |
3f455f90 PK |
819 | case 'mousewheel': |
820 | button = ev.wheelDeltaY > 0 | |
821 | ? 64 | |
822 | : 65; | |
8bc844c0 | 823 | break; |
3f455f90 | 824 | } |
8bc844c0 | 825 | |
3f455f90 PK |
826 | // next three bits are the modifiers: |
827 | // 4 = shift, 8 = meta, 16 = control | |
828 | shift = ev.shiftKey ? 4 : 0; | |
829 | meta = ev.metaKey ? 8 : 0; | |
830 | ctrl = ev.ctrlKey ? 16 : 0; | |
831 | mod = shift | meta | ctrl; | |
832 | ||
833 | // no mods | |
834 | if (self.vt200Mouse) { | |
835 | // ctrl only | |
836 | mod &= ctrl; | |
837 | } else if (!self.normalMouse) { | |
838 | mod = 0; | |
839 | } | |
8bc844c0 | 840 | |
3f455f90 PK |
841 | // increment to SP |
842 | button = (32 + (mod << 2)) + button; | |
8bc844c0 | 843 | |
3f455f90 PK |
844 | return button; |
845 | } | |
8bc844c0 | 846 | |
3f455f90 PK |
847 | // mouse coordinates measured in cols/rows |
848 | function getCoords(ev) { | |
849 | var x, y, w, h, el; | |
850 | ||
851 | // ignore browsers without pageX for now | |
852 | if (ev.pageX == null) return; | |
853 | ||
854 | x = ev.pageX; | |
855 | y = ev.pageY; | |
856 | el = self.element; | |
857 | ||
858 | // should probably check offsetParent | |
859 | // but this is more portable | |
860 | while (el && el !== self.document.documentElement) { | |
861 | x -= el.offsetLeft; | |
862 | y -= el.offsetTop; | |
863 | el = 'offsetParent' in el | |
864 | ? el.offsetParent | |
865 | : el.parentNode; | |
866 | } | |
8bc844c0 | 867 | |
3f455f90 PK |
868 | // convert to cols/rows |
869 | w = self.element.clientWidth; | |
870 | h = self.element.clientHeight; | |
871 | x = Math.round((x / w) * self.cols); | |
872 | y = Math.round((y / h) * self.rows); | |
873 | ||
874 | // be sure to avoid sending | |
875 | // bad positions to the program | |
876 | if (x < 0) x = 0; | |
877 | if (x > self.cols) x = self.cols; | |
878 | if (y < 0) y = 0; | |
879 | if (y > self.rows) y = self.rows; | |
880 | ||
881 | // xterm sends raw bytes and | |
882 | // starts at 32 (SP) for each. | |
883 | x += 32; | |
884 | y += 32; | |
885 | ||
886 | return { | |
887 | x: x, | |
888 | y: y, | |
889 | type: ev.type === wheelEvent | |
890 | ? 'mousewheel' | |
891 | : ev.type | |
892 | }; | |
893 | } | |
8bc844c0 | 894 | |
3f455f90 PK |
895 | on(el, 'mousedown', function(ev) { |
896 | if (!self.mouseEvents) return; | |
8bc844c0 | 897 | |
3f455f90 PK |
898 | // send the button |
899 | sendButton(ev); | |
900 | ||
901 | // ensure focus | |
902 | self.focus(); | |
903 | ||
904 | // fix for odd bug | |
905 | //if (self.vt200Mouse && !self.normalMouse) { | |
906 | if (self.vt200Mouse) { | |
907 | sendButton({ __proto__: ev, type: 'mouseup' }); | |
908 | return self.cancel(ev); | |
8bc844c0 | 909 | } |
8bc844c0 | 910 | |
3f455f90 PK |
911 | // bind events |
912 | if (self.normalMouse) on(self.document, 'mousemove', sendMove); | |
913 | ||
914 | // x10 compatibility mode can't send button releases | |
915 | if (!self.x10Mouse) { | |
916 | on(self.document, 'mouseup', function up(ev) { | |
917 | sendButton(ev); | |
918 | if (self.normalMouse) off(self.document, 'mousemove', sendMove); | |
919 | off(self.document, 'mouseup', up); | |
920 | return self.cancel(ev); | |
921 | }); | |
8bc844c0 | 922 | } |
3f455f90 PK |
923 | |
924 | return self.cancel(ev); | |
925 | }); | |
926 | ||
927 | //if (self.normalMouse) { | |
928 | // on(self.document, 'mousemove', sendMove); | |
929 | //} | |
930 | ||
931 | on(el, wheelEvent, function(ev) { | |
932 | if (!self.mouseEvents) return; | |
933 | if (self.x10Mouse | |
934 | || self.vt300Mouse | |
935 | || self.decLocator) return; | |
936 | sendButton(ev); | |
937 | return self.cancel(ev); | |
938 | }); | |
939 | ||
940 | // allow mousewheel scrolling in | |
941 | // the shell for example | |
942 | on(el, wheelEvent, function(ev) { | |
943 | if (self.mouseEvents) return; | |
944 | if (self.applicationKeypad) return; | |
945 | if (ev.type === 'DOMMouseScroll') { | |
946 | self.scrollDisp(ev.detail < 0 ? -1 : 1); | |
947 | } else { | |
948 | self.scrollDisp(ev.wheelDeltaY > 0 ? -1 : 1); | |
949 | } | |
950 | return self.cancel(ev); | |
951 | }); | |
952 | }; | |
953 | ||
954 | /** | |
955 | * Destroy Terminal | |
956 | */ | |
957 | ||
958 | Terminal.prototype.destroy = function() { | |
959 | this.readable = false; | |
960 | this.writable = false; | |
961 | this._events = {}; | |
962 | this.handler = function() {}; | |
963 | this.write = function() {}; | |
964 | if (this.element.parentNode) { | |
965 | this.element.parentNode.removeChild(this.element); | |
966 | } | |
967 | //this.emit('close'); | |
968 | }; | |
969 | ||
970 | ||
971 | /* | |
972 | * Rendering Engine | |
973 | * | |
974 | * In the screen buffer, each character | |
975 | * is stored as a an array with a character | |
976 | * and a 32-bit integer. | |
977 | * First value: a utf-16 character. | |
978 | * Second value: | |
979 | * Next 9 bits: background color (0-511). | |
980 | * Next 9 bits: foreground color (0-511). | |
981 | * Next 14 bits: a mask for misc. flags: | |
982 | * 1=bold, 2=underline, 4=blink, 8=inverse, 16=invisible | |
983 | */ | |
984 | Terminal.prototype.refresh = function(start, end) { | |
985 | var x, y, i, line, out, ch, width, data, attr, bg, fg, flags, row, parent, focused = document.activeElement; | |
986 | ||
987 | if (end - start >= this.rows / 2) { | |
988 | parent = this.element.parentNode; | |
989 | if (parent) parent.removeChild(this.element); | |
990 | } | |
991 | ||
992 | width = this.cols; | |
993 | y = start; | |
994 | ||
995 | if (end >= this.lines.length) { | |
996 | this.log('`end` is too large. Most likely a bad CSR.'); | |
997 | end = this.lines.length - 1; | |
998 | } | |
999 | ||
1000 | for (; y <= end; y++) { | |
1001 | row = y + this.ydisp; | |
1002 | ||
1003 | line = this.lines[row]; | |
1004 | out = ''; | |
1005 | ||
1006 | if (y === this.y | |
1007 | && this.cursorState | |
1008 | && (this.ydisp === this.ybase) | |
1009 | && !this.cursorHidden) { | |
1010 | x = this.x; | |
1011 | } else { | |
1012 | x = -1; | |
1013 | } | |
1014 | ||
1015 | attr = this.defAttr; | |
1016 | i = 0; | |
1017 | ||
1018 | for (; i < width; i++) { | |
1019 | data = line[i][0]; | |
1020 | ch = line[i][1]; | |
1021 | ||
1022 | if (i === x) data = -1; | |
1023 | ||
1024 | if (data !== attr) { | |
1025 | if (attr !== this.defAttr) { | |
1026 | out += '</span>'; | |
1027 | } | |
1028 | if (data !== this.defAttr) { | |
1029 | if (data === -1) { | |
1030 | out += '<span class="reverse-video terminal-cursor">'; | |
1031 | } else { | |
1032 | out += '<span class="'; | |
1033 | ||
1034 | bg = data & 0x1ff; | |
1035 | fg = (data >> 9) & 0x1ff; | |
1036 | flags = data >> 18; | |
1037 | ||
1038 | // bold | |
1039 | if (flags & 1) { | |
1040 | if (!Terminal.brokenBold) { | |
1041 | out += ' xterm-bold '; | |
1042 | } | |
1043 | // See: XTerm*boldColors | |
1044 | if (fg < 8) fg += 8; | |
1045 | } | |
1046 | ||
1047 | // underline | |
1048 | if (flags & 2) { | |
1049 | out += ' xterm-underline '; | |
1050 | } | |
1051 | ||
1052 | // blink | |
1053 | if (flags & 4) { | |
1054 | out += ' xterm-blink '; | |
1055 | } | |
1056 | ||
1057 | // inverse | |
1058 | if (flags & 8) { | |
1059 | bg = (data >> 9) & 0x1ff; | |
1060 | fg = data & 0x1ff; | |
1061 | // Should inverse just be before the | |
1062 | // above boldColors effect instead? | |
1063 | if ((flags & 1) && fg < 8) fg += 8; | |
1064 | } | |
1065 | ||
1066 | // invisible | |
1067 | if (flags & 16) { | |
1068 | out += ' xterm-hidden '; | |
1069 | } | |
1070 | ||
1071 | if (bg !== 256) { | |
1072 | out += ' xterm-bg-color-' + bg + ' '; | |
1073 | } | |
1074 | ||
1075 | if (fg !== 257) { | |
1076 | out += ' xterm-color-' + fg + ' '; | |
1077 | } | |
1078 | ||
1079 | out += '">'; | |
8bc844c0 | 1080 | } |
3f455f90 PK |
1081 | } |
1082 | } | |
1083 | ||
1084 | switch (ch) { | |
1085 | case '&': | |
1086 | out += '&'; | |
8bc844c0 | 1087 | break; |
3f455f90 PK |
1088 | case '<': |
1089 | out += '<'; | |
8bc844c0 | 1090 | break; |
3f455f90 PK |
1091 | case '>': |
1092 | out += '>'; | |
8bc844c0 | 1093 | break; |
3f455f90 PK |
1094 | default: |
1095 | if (ch <= ' ') { | |
1096 | out += ' '; | |
1097 | } else { | |
1098 | if (isWide(ch)) i++; | |
1099 | out += ch; | |
1100 | } | |
8bc844c0 CJ |
1101 | break; |
1102 | } | |
1103 | ||
3f455f90 | 1104 | attr = data; |
8bc844c0 | 1105 | } |
8bc844c0 | 1106 | |
3f455f90 PK |
1107 | if (attr !== this.defAttr) { |
1108 | out += '</span>'; | |
8bc844c0 CJ |
1109 | } |
1110 | ||
3f455f90 PK |
1111 | this.children[y].innerHTML = out; |
1112 | } | |
8bc844c0 | 1113 | |
3f455f90 PK |
1114 | if (parent) { |
1115 | parent.appendChild(this.element); | |
1116 | } | |
1117 | ||
1118 | /* | |
1119 | * Return focus to previously focused element | |
1120 | */ | |
1121 | focused.focus(); | |
1122 | this.emit('refresh', {element: this.element, start: start, end: end}); | |
1123 | }; | |
1124 | ||
1125 | Terminal.prototype._cursorBlink = function() { | |
1126 | if (Terminal.focus !== this) return; | |
1127 | this.cursorState ^= 1; | |
1128 | this.refresh(this.y, this.y); | |
1129 | }; | |
1130 | ||
1131 | Terminal.prototype.showCursor = function() { | |
1132 | if (!this.cursorState) { | |
1133 | this.cursorState = 1; | |
1134 | this.refresh(this.y, this.y); | |
1135 | } else { | |
1136 | // Temporarily disabled: | |
1137 | // this.refreshBlink(); | |
1138 | } | |
1139 | }; | |
1140 | ||
1141 | Terminal.prototype.startBlink = function() { | |
1142 | if (!this.cursorBlink) return; | |
1143 | var self = this; | |
1144 | this._blinker = function() { | |
1145 | self._cursorBlink(); | |
1146 | }; | |
1147 | this._blink = setInterval(this._blinker, 500); | |
1148 | }; | |
1149 | ||
1150 | Terminal.prototype.refreshBlink = function() { | |
1151 | if (!this.cursorBlink) return; | |
1152 | clearInterval(this._blink); | |
1153 | this._blink = setInterval(this._blinker, 500); | |
1154 | }; | |
1155 | ||
1156 | Terminal.prototype.scroll = function() { | |
1157 | var row; | |
1158 | ||
1159 | if (++this.ybase === this.scrollback) { | |
1160 | this.ybase = this.ybase / 2 | 0; | |
1161 | this.lines = this.lines.slice(-(this.ybase + this.rows) + 1); | |
1162 | } | |
1163 | ||
1164 | this.ydisp = this.ybase; | |
1165 | ||
1166 | // last line | |
1167 | row = this.ybase + this.rows - 1; | |
1168 | ||
1169 | // subtract the bottom scroll region | |
1170 | row -= this.rows - 1 - this.scrollBottom; | |
1171 | ||
1172 | if (row === this.lines.length) { | |
1173 | // potential optimization: | |
1174 | // pushing is faster than splicing | |
1175 | // when they amount to the same | |
1176 | // behavior. | |
1177 | this.lines.push(this.blankLine()); | |
1178 | } else { | |
1179 | // add our new line | |
1180 | this.lines.splice(row, 0, this.blankLine()); | |
1181 | } | |
1182 | ||
1183 | if (this.scrollTop !== 0) { | |
1184 | if (this.ybase !== 0) { | |
1185 | this.ybase--; | |
1186 | this.ydisp = this.ybase; | |
8bc844c0 | 1187 | } |
3f455f90 PK |
1188 | this.lines.splice(this.ybase + this.scrollTop, 1); |
1189 | } | |
8bc844c0 | 1190 | |
3f455f90 PK |
1191 | // this.maxRange(); |
1192 | this.updateRange(this.scrollTop); | |
1193 | this.updateRange(this.scrollBottom); | |
1194 | }; | |
8bc844c0 | 1195 | |
3f455f90 PK |
1196 | Terminal.prototype.scrollDisp = function(disp) { |
1197 | this.ydisp += disp; | |
8bc844c0 | 1198 | |
3f455f90 PK |
1199 | if (this.ydisp > this.ybase) { |
1200 | this.ydisp = this.ybase; | |
1201 | } else if (this.ydisp < 0) { | |
1202 | this.ydisp = 0; | |
1203 | } | |
8bc844c0 | 1204 | |
3f455f90 PK |
1205 | this.refresh(0, this.rows - 1); |
1206 | }; | |
8bc844c0 | 1207 | |
3f455f90 PK |
1208 | Terminal.prototype.write = function(data) { |
1209 | var l = data.length, i = 0, j, cs, ch; | |
8bc844c0 | 1210 | |
3f455f90 PK |
1211 | this.refreshStart = this.y; |
1212 | this.refreshEnd = this.y; | |
8bc844c0 | 1213 | |
3f455f90 PK |
1214 | if (this.ybase !== this.ydisp) { |
1215 | this.ydisp = this.ybase; | |
1216 | this.maxRange(); | |
1217 | } | |
8bc844c0 | 1218 | |
3f455f90 PK |
1219 | for (; i < l; i++) { |
1220 | ch = data[i]; | |
1221 | switch (this.state) { | |
1222 | case normal: | |
1223 | switch (ch) { | |
1224 | case '\x07': | |
1225 | this.bell(); | |
1226 | break; | |
8bc844c0 | 1227 | |
3f455f90 PK |
1228 | // '\n', '\v', '\f' |
1229 | case '\n': | |
1230 | case '\x0b': | |
1231 | case '\x0c': | |
1232 | if (this.convertEol) { | |
1233 | this.x = 0; | |
1234 | } | |
1235 | this.y++; | |
1236 | if (this.y > this.scrollBottom) { | |
1237 | this.y--; | |
1238 | this.scroll(); | |
1239 | } | |
1240 | break; | |
8bc844c0 | 1241 | |
3f455f90 PK |
1242 | // '\r' |
1243 | case '\r': | |
1244 | this.x = 0; | |
1245 | break; | |
8bc844c0 | 1246 | |
3f455f90 PK |
1247 | // '\b' |
1248 | case '\x08': | |
1249 | if (this.x > 0) { | |
1250 | this.x--; | |
1251 | } | |
1252 | break; | |
1253 | ||
1254 | // '\t' | |
1255 | case '\t': | |
1256 | this.x = this.nextStop(); | |
1257 | break; | |
8bc844c0 | 1258 | |
3f455f90 PK |
1259 | // shift out |
1260 | case '\x0e': | |
1261 | this.setgLevel(1); | |
1262 | break; | |
1263 | ||
1264 | // shift in | |
1265 | case '\x0f': | |
1266 | this.setgLevel(0); | |
1267 | break; | |
1268 | ||
1269 | // '\e' | |
1270 | case '\x1b': | |
1271 | this.state = escaped; | |
1272 | break; | |
1273 | ||
1274 | default: | |
1275 | // ' ' | |
1276 | if (ch >= ' ') { | |
1277 | if (this.charset && this.charset[ch]) { | |
1278 | ch = this.charset[ch]; | |
1279 | } | |
1280 | ||
1281 | if (this.x >= this.cols) { | |
1282 | this.x = 0; | |
1283 | this.y++; | |
1284 | if (this.y > this.scrollBottom) { | |
1285 | this.y--; | |
1286 | this.scroll(); | |
1287 | } | |
1288 | } | |
1289 | ||
1290 | this.lines[this.y + this.ybase][this.x] = [this.curAttr, ch]; | |
1291 | this.x++; | |
1292 | this.updateRange(this.y); | |
1293 | ||
1294 | if (isWide(ch)) { | |
1295 | j = this.y + this.ybase; | |
1296 | if (this.cols < 2 || this.x >= this.cols) { | |
1297 | this.lines[j][this.x - 1] = [this.curAttr, ' ']; | |
1298 | break; | |
1299 | } | |
1300 | this.lines[j][this.x] = [this.curAttr, ' ']; | |
1301 | this.x++; | |
1302 | } | |
1303 | } | |
1304 | break; | |
a4607f90 | 1305 | } |
8bc844c0 | 1306 | break; |
3f455f90 PK |
1307 | case escaped: |
1308 | switch (ch) { | |
1309 | // ESC [ Control Sequence Introducer ( CSI is 0x9b). | |
1310 | case '[': | |
1311 | this.params = []; | |
1312 | this.currentParam = 0; | |
1313 | this.state = csi; | |
1314 | break; | |
8bc844c0 | 1315 | |
3f455f90 PK |
1316 | // ESC ] Operating System Command ( OSC is 0x9d). |
1317 | case ']': | |
1318 | this.params = []; | |
1319 | this.currentParam = 0; | |
1320 | this.state = osc; | |
1321 | break; | |
8bc844c0 | 1322 | |
3f455f90 PK |
1323 | // ESC P Device Control String ( DCS is 0x90). |
1324 | case 'P': | |
1325 | this.params = []; | |
1326 | this.currentParam = 0; | |
1327 | this.state = dcs; | |
1328 | break; | |
8bc844c0 | 1329 | |
3f455f90 PK |
1330 | // ESC _ Application Program Command ( APC is 0x9f). |
1331 | case '_': | |
1332 | this.state = ignore; | |
1333 | break; | |
8bc844c0 | 1334 | |
3f455f90 PK |
1335 | // ESC ^ Privacy Message ( PM is 0x9e). |
1336 | case '^': | |
1337 | this.state = ignore; | |
1338 | break; | |
8bc844c0 | 1339 | |
3f455f90 PK |
1340 | // ESC c Full Reset (RIS). |
1341 | case 'c': | |
1342 | this.reset(); | |
1343 | break; | |
8bc844c0 | 1344 | |
3f455f90 PK |
1345 | // ESC E Next Line ( NEL is 0x85). |
1346 | // ESC D Index ( IND is 0x84). | |
1347 | case 'E': | |
1348 | this.x = 0; | |
1349 | ; | |
1350 | case 'D': | |
1351 | this.index(); | |
1352 | break; | |
8bc844c0 | 1353 | |
3f455f90 PK |
1354 | // ESC M Reverse Index ( RI is 0x8d). |
1355 | case 'M': | |
1356 | this.reverseIndex(); | |
1357 | break; | |
8bc844c0 | 1358 | |
3f455f90 PK |
1359 | // ESC % Select default/utf-8 character set. |
1360 | // @ = default, G = utf-8 | |
1361 | case '%': | |
1362 | //this.charset = null; | |
1363 | this.setgLevel(0); | |
1364 | this.setgCharset(0, Terminal.charsets.US); | |
1365 | this.state = normal; | |
1366 | i++; | |
1367 | break; | |
8bc844c0 | 1368 | |
3f455f90 PK |
1369 | // ESC (,),*,+,-,. Designate G0-G2 Character Set. |
1370 | case '(': // <-- this seems to get all the attention | |
1371 | case ')': | |
1372 | case '*': | |
1373 | case '+': | |
1374 | case '-': | |
1375 | case '.': | |
1376 | switch (ch) { | |
1377 | case '(': | |
1378 | this.gcharset = 0; | |
1379 | break; | |
1380 | case ')': | |
1381 | this.gcharset = 1; | |
1382 | break; | |
1383 | case '*': | |
1384 | this.gcharset = 2; | |
1385 | break; | |
1386 | case '+': | |
1387 | this.gcharset = 3; | |
1388 | break; | |
1389 | case '-': | |
1390 | this.gcharset = 1; | |
1391 | break; | |
1392 | case '.': | |
1393 | this.gcharset = 2; | |
1394 | break; | |
1395 | } | |
1396 | this.state = charset; | |
1397 | break; | |
8bc844c0 | 1398 | |
3f455f90 PK |
1399 | // Designate G3 Character Set (VT300). |
1400 | // A = ISO Latin-1 Supplemental. | |
1401 | // Not implemented. | |
1402 | case '/': | |
1403 | this.gcharset = 3; | |
1404 | this.state = charset; | |
1405 | i--; | |
1406 | break; | |
8bc844c0 | 1407 | |
3f455f90 PK |
1408 | // ESC N |
1409 | // Single Shift Select of G2 Character Set | |
1410 | // ( SS2 is 0x8e). This affects next character only. | |
1411 | case 'N': | |
1412 | break; | |
1413 | // ESC O | |
1414 | // Single Shift Select of G3 Character Set | |
1415 | // ( SS3 is 0x8f). This affects next character only. | |
1416 | case 'O': | |
1417 | break; | |
1418 | // ESC n | |
1419 | // Invoke the G2 Character Set as GL (LS2). | |
1420 | case 'n': | |
1421 | this.setgLevel(2); | |
1422 | break; | |
1423 | // ESC o | |
1424 | // Invoke the G3 Character Set as GL (LS3). | |
1425 | case 'o': | |
1426 | this.setgLevel(3); | |
1427 | break; | |
1428 | // ESC | | |
1429 | // Invoke the G3 Character Set as GR (LS3R). | |
1430 | case '|': | |
1431 | this.setgLevel(3); | |
1432 | break; | |
1433 | // ESC } | |
1434 | // Invoke the G2 Character Set as GR (LS2R). | |
1435 | case '}': | |
1436 | this.setgLevel(2); | |
1437 | break; | |
1438 | // ESC ~ | |
1439 | // Invoke the G1 Character Set as GR (LS1R). | |
1440 | case '~': | |
1441 | this.setgLevel(1); | |
1442 | break; | |
8bc844c0 | 1443 | |
3f455f90 PK |
1444 | // ESC 7 Save Cursor (DECSC). |
1445 | case '7': | |
1446 | this.saveCursor(); | |
1447 | this.state = normal; | |
1448 | break; | |
8bc844c0 | 1449 | |
3f455f90 PK |
1450 | // ESC 8 Restore Cursor (DECRC). |
1451 | case '8': | |
1452 | this.restoreCursor(); | |
1453 | this.state = normal; | |
1454 | break; | |
8bc844c0 | 1455 | |
3f455f90 PK |
1456 | // ESC # 3 DEC line height/width |
1457 | case '#': | |
1458 | this.state = normal; | |
1459 | i++; | |
1460 | break; | |
8bc844c0 | 1461 | |
3f455f90 PK |
1462 | // ESC H Tab Set (HTS is 0x88). |
1463 | case 'H': | |
1464 | this.tabSet(); | |
1465 | break; | |
8bc844c0 | 1466 | |
3f455f90 PK |
1467 | // ESC = Application Keypad (DECPAM). |
1468 | case '=': | |
1469 | this.log('Serial port requested application keypad.'); | |
1470 | this.applicationKeypad = true; | |
1471 | this.state = normal; | |
1472 | break; | |
8bc844c0 | 1473 | |
3f455f90 PK |
1474 | // ESC > Normal Keypad (DECPNM). |
1475 | case '>': | |
1476 | this.log('Switching back to normal keypad.'); | |
1477 | this.applicationKeypad = false; | |
1478 | this.state = normal; | |
1479 | break; | |
8bc844c0 | 1480 | |
3f455f90 PK |
1481 | default: |
1482 | this.state = normal; | |
1483 | this.error('Unknown ESC control: %s.', ch); | |
1484 | break; | |
1485 | } | |
8bc844c0 CJ |
1486 | break; |
1487 | ||
3f455f90 PK |
1488 | case charset: |
1489 | switch (ch) { | |
1490 | case '0': // DEC Special Character and Line Drawing Set. | |
1491 | cs = Terminal.charsets.SCLD; | |
1492 | break; | |
1493 | case 'A': // UK | |
1494 | cs = Terminal.charsets.UK; | |
1495 | break; | |
1496 | case 'B': // United States (USASCII). | |
1497 | cs = Terminal.charsets.US; | |
1498 | break; | |
1499 | case '4': // Dutch | |
1500 | cs = Terminal.charsets.Dutch; | |
1501 | break; | |
1502 | case 'C': // Finnish | |
1503 | case '5': | |
1504 | cs = Terminal.charsets.Finnish; | |
1505 | break; | |
1506 | case 'R': // French | |
1507 | cs = Terminal.charsets.French; | |
1508 | break; | |
1509 | case 'Q': // FrenchCanadian | |
1510 | cs = Terminal.charsets.FrenchCanadian; | |
1511 | break; | |
1512 | case 'K': // German | |
1513 | cs = Terminal.charsets.German; | |
1514 | break; | |
1515 | case 'Y': // Italian | |
1516 | cs = Terminal.charsets.Italian; | |
1517 | break; | |
1518 | case 'E': // NorwegianDanish | |
1519 | case '6': | |
1520 | cs = Terminal.charsets.NorwegianDanish; | |
1521 | break; | |
1522 | case 'Z': // Spanish | |
1523 | cs = Terminal.charsets.Spanish; | |
1524 | break; | |
1525 | case 'H': // Swedish | |
1526 | case '7': | |
1527 | cs = Terminal.charsets.Swedish; | |
1528 | break; | |
1529 | case '=': // Swiss | |
1530 | cs = Terminal.charsets.Swiss; | |
1531 | break; | |
1532 | case '/': // ISOLatin (actually /A) | |
1533 | cs = Terminal.charsets.ISOLatin; | |
1534 | i++; | |
1535 | break; | |
1536 | default: // Default | |
1537 | cs = Terminal.charsets.US; | |
1538 | break; | |
1539 | } | |
1540 | this.setgCharset(this.gcharset, cs); | |
1541 | this.gcharset = null; | |
1542 | this.state = normal; | |
8bc844c0 CJ |
1543 | break; |
1544 | ||
3f455f90 PK |
1545 | case osc: |
1546 | // OSC Ps ; Pt ST | |
1547 | // OSC Ps ; Pt BEL | |
1548 | // Set Text Parameters. | |
1549 | if (ch === '\x1b' || ch === '\x07') { | |
1550 | if (ch === '\x1b') i++; | |
8bc844c0 | 1551 | |
3f455f90 | 1552 | this.params.push(this.currentParam); |
8bc844c0 | 1553 | |
3f455f90 PK |
1554 | switch (this.params[0]) { |
1555 | case 0: | |
1556 | case 1: | |
1557 | case 2: | |
1558 | if (this.params[1]) { | |
1559 | this.title = this.params[1]; | |
1560 | this.handleTitle(this.title); | |
1561 | } | |
1562 | break; | |
1563 | case 3: | |
1564 | // set X property | |
1565 | break; | |
1566 | case 4: | |
1567 | case 5: | |
1568 | // change dynamic colors | |
1569 | break; | |
1570 | case 10: | |
1571 | case 11: | |
1572 | case 12: | |
1573 | case 13: | |
1574 | case 14: | |
1575 | case 15: | |
1576 | case 16: | |
1577 | case 17: | |
1578 | case 18: | |
1579 | case 19: | |
1580 | // change dynamic ui colors | |
1581 | break; | |
1582 | case 46: | |
1583 | // change log file | |
1584 | break; | |
1585 | case 50: | |
1586 | // dynamic font | |
1587 | break; | |
1588 | case 51: | |
1589 | // emacs shell | |
1590 | break; | |
1591 | case 52: | |
1592 | // manipulate selection data | |
1593 | break; | |
1594 | case 104: | |
1595 | case 105: | |
1596 | case 110: | |
1597 | case 111: | |
1598 | case 112: | |
1599 | case 113: | |
1600 | case 114: | |
1601 | case 115: | |
1602 | case 116: | |
1603 | case 117: | |
1604 | case 118: | |
1605 | // reset colors | |
1606 | break; | |
1607 | } | |
8bc844c0 | 1608 | |
3f455f90 PK |
1609 | this.params = []; |
1610 | this.currentParam = 0; | |
1611 | this.state = normal; | |
1612 | } else { | |
1613 | if (!this.params.length) { | |
1614 | if (ch >= '0' && ch <= '9') { | |
1615 | this.currentParam = | |
1616 | this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1617 | } else if (ch === ';') { | |
1618 | this.params.push(this.currentParam); | |
1619 | this.currentParam = ''; | |
1620 | } | |
1621 | } else { | |
1622 | this.currentParam += ch; | |
1623 | } | |
1624 | } | |
8bc844c0 CJ |
1625 | break; |
1626 | ||
3f455f90 PK |
1627 | case csi: |
1628 | // '?', '>', '!' | |
1629 | if (ch === '?' || ch === '>' || ch === '!') { | |
1630 | this.prefix = ch; | |
1631 | break; | |
8bc844c0 | 1632 | } |
8bc844c0 | 1633 | |
3f455f90 PK |
1634 | // 0 - 9 |
1635 | if (ch >= '0' && ch <= '9') { | |
1636 | this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1637 | break; | |
1638 | } | |
8bc844c0 | 1639 | |
3f455f90 PK |
1640 | // '$', '"', ' ', '\'' |
1641 | if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') { | |
1642 | this.postfix = ch; | |
1643 | break; | |
1644 | } | |
1645 | ||
1646 | this.params.push(this.currentParam); | |
1647 | this.currentParam = 0; | |
1648 | ||
1649 | // ';' | |
1650 | if (ch === ';') break; | |
1651 | ||
1652 | this.state = normal; | |
1653 | ||
1654 | switch (ch) { | |
1655 | // CSI Ps A | |
1656 | // Cursor Up Ps Times (default = 1) (CUU). | |
1657 | case 'A': | |
1658 | this.cursorUp(this.params); | |
1659 | break; | |
1660 | ||
1661 | // CSI Ps B | |
1662 | // Cursor Down Ps Times (default = 1) (CUD). | |
1663 | case 'B': | |
1664 | this.cursorDown(this.params); | |
1665 | break; | |
1666 | ||
1667 | // CSI Ps C | |
1668 | // Cursor Forward Ps Times (default = 1) (CUF). | |
1669 | case 'C': | |
1670 | this.cursorForward(this.params); | |
1671 | break; | |
1672 | ||
1673 | // CSI Ps D | |
1674 | // Cursor Backward Ps Times (default = 1) (CUB). | |
1675 | case 'D': | |
1676 | this.cursorBackward(this.params); | |
1677 | break; | |
1678 | ||
1679 | // CSI Ps ; Ps H | |
1680 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
1681 | case 'H': | |
1682 | this.cursorPos(this.params); | |
1683 | break; | |
1684 | ||
1685 | // CSI Ps J Erase in Display (ED). | |
1686 | case 'J': | |
1687 | this.eraseInDisplay(this.params); | |
1688 | break; | |
1689 | ||
1690 | // CSI Ps K Erase in Line (EL). | |
1691 | case 'K': | |
1692 | this.eraseInLine(this.params); | |
1693 | break; | |
1694 | ||
1695 | // CSI Pm m Character Attributes (SGR). | |
1696 | case 'm': | |
1697 | if (!this.prefix) { | |
1698 | this.charAttributes(this.params); | |
1699 | } | |
1700 | break; | |
1701 | ||
1702 | // CSI Ps n Device Status Report (DSR). | |
1703 | case 'n': | |
1704 | if (!this.prefix) { | |
1705 | this.deviceStatus(this.params); | |
1706 | } | |
1707 | break; | |
1708 | ||
1709 | /** | |
1710 | * Additions | |
1711 | */ | |
1712 | ||
1713 | // CSI Ps @ | |
1714 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
1715 | case '@': | |
1716 | this.insertChars(this.params); | |
1717 | break; | |
1718 | ||
1719 | // CSI Ps E | |
1720 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
1721 | case 'E': | |
1722 | this.cursorNextLine(this.params); | |
1723 | break; | |
1724 | ||
1725 | // CSI Ps F | |
1726 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
1727 | case 'F': | |
1728 | this.cursorPrecedingLine(this.params); | |
1729 | break; | |
1730 | ||
1731 | // CSI Ps G | |
1732 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
1733 | case 'G': | |
1734 | this.cursorCharAbsolute(this.params); | |
1735 | break; | |
1736 | ||
1737 | // CSI Ps L | |
1738 | // Insert Ps Line(s) (default = 1) (IL). | |
1739 | case 'L': | |
1740 | this.insertLines(this.params); | |
1741 | break; | |
1742 | ||
1743 | // CSI Ps M | |
1744 | // Delete Ps Line(s) (default = 1) (DL). | |
1745 | case 'M': | |
1746 | this.deleteLines(this.params); | |
1747 | break; | |
1748 | ||
1749 | // CSI Ps P | |
1750 | // Delete Ps Character(s) (default = 1) (DCH). | |
1751 | case 'P': | |
1752 | this.deleteChars(this.params); | |
1753 | break; | |
1754 | ||
1755 | // CSI Ps X | |
1756 | // Erase Ps Character(s) (default = 1) (ECH). | |
1757 | case 'X': | |
1758 | this.eraseChars(this.params); | |
1759 | break; | |
1760 | ||
1761 | // CSI Pm ` Character Position Absolute | |
1762 | // [column] (default = [row,1]) (HPA). | |
1763 | case '`': | |
1764 | this.charPosAbsolute(this.params); | |
1765 | break; | |
1766 | ||
1767 | // 141 61 a * HPR - | |
1768 | // Horizontal Position Relative | |
1769 | case 'a': | |
1770 | this.HPositionRelative(this.params); | |
1771 | break; | |
1772 | ||
1773 | // CSI P s c | |
1774 | // Send Device Attributes (Primary DA). | |
1775 | // CSI > P s c | |
1776 | // Send Device Attributes (Secondary DA) | |
1777 | case 'c': | |
1778 | this.sendDeviceAttributes(this.params); | |
1779 | break; | |
1780 | ||
1781 | // CSI Pm d | |
1782 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
1783 | case 'd': | |
1784 | this.linePosAbsolute(this.params); | |
1785 | break; | |
1786 | ||
1787 | // 145 65 e * VPR - Vertical Position Relative | |
1788 | case 'e': | |
1789 | this.VPositionRelative(this.params); | |
1790 | break; | |
1791 | ||
1792 | // CSI Ps ; Ps f | |
1793 | // Horizontal and Vertical Position [row;column] (default = | |
1794 | // [1,1]) (HVP). | |
1795 | case 'f': | |
1796 | this.HVPosition(this.params); | |
1797 | break; | |
1798 | ||
1799 | // CSI Pm h Set Mode (SM). | |
1800 | // CSI ? Pm h - mouse escape codes, cursor escape codes | |
1801 | case 'h': | |
1802 | this.setMode(this.params); | |
1803 | break; | |
1804 | ||
1805 | // CSI Pm l Reset Mode (RM). | |
1806 | // CSI ? Pm l | |
1807 | case 'l': | |
1808 | this.resetMode(this.params); | |
1809 | break; | |
1810 | ||
1811 | // CSI Ps ; Ps r | |
1812 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
1813 | // dow) (DECSTBM). | |
1814 | // CSI ? Pm r | |
1815 | case 'r': | |
1816 | this.setScrollRegion(this.params); | |
1817 | break; | |
1818 | ||
1819 | // CSI s | |
1820 | // Save cursor (ANSI.SYS). | |
1821 | case 's': | |
1822 | this.saveCursor(this.params); | |
1823 | break; | |
1824 | ||
1825 | // CSI u | |
1826 | // Restore cursor (ANSI.SYS). | |
1827 | case 'u': | |
1828 | this.restoreCursor(this.params); | |
1829 | break; | |
1830 | ||
1831 | /** | |
1832 | * Lesser Used | |
1833 | */ | |
1834 | ||
1835 | // CSI Ps I | |
1836 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
1837 | case 'I': | |
1838 | this.cursorForwardTab(this.params); | |
1839 | break; | |
1840 | ||
1841 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
1842 | case 'S': | |
1843 | this.scrollUp(this.params); | |
1844 | break; | |
1845 | ||
1846 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). | |
1847 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
1848 | // CSI > Ps; Ps T | |
1849 | case 'T': | |
1850 | // if (this.prefix === '>') { | |
1851 | // this.resetTitleModes(this.params); | |
1852 | // break; | |
1853 | // } | |
1854 | // if (this.params.length > 2) { | |
1855 | // this.initMouseTracking(this.params); | |
1856 | // break; | |
1857 | // } | |
1858 | if (this.params.length < 2 && !this.prefix) { | |
1859 | this.scrollDown(this.params); | |
1860 | } | |
1861 | break; | |
1862 | ||
1863 | // CSI Ps Z | |
1864 | // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
1865 | case 'Z': | |
1866 | this.cursorBackwardTab(this.params); | |
1867 | break; | |
1868 | ||
1869 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
1870 | case 'b': | |
1871 | this.repeatPrecedingCharacter(this.params); | |
1872 | break; | |
1873 | ||
1874 | // CSI Ps g Tab Clear (TBC). | |
1875 | case 'g': | |
1876 | this.tabClear(this.params); | |
1877 | break; | |
1878 | ||
1879 | // CSI Pm i Media Copy (MC). | |
1880 | // CSI ? Pm i | |
1881 | // case 'i': | |
1882 | // this.mediaCopy(this.params); | |
1883 | // break; | |
1884 | ||
1885 | // CSI Pm m Character Attributes (SGR). | |
1886 | // CSI > Ps; Ps m | |
1887 | // case 'm': // duplicate | |
1888 | // if (this.prefix === '>') { | |
1889 | // this.setResources(this.params); | |
1890 | // } else { | |
1891 | // this.charAttributes(this.params); | |
1892 | // } | |
1893 | // break; | |
1894 | ||
1895 | // CSI Ps n Device Status Report (DSR). | |
1896 | // CSI > Ps n | |
1897 | // case 'n': // duplicate | |
1898 | // if (this.prefix === '>') { | |
1899 | // this.disableModifiers(this.params); | |
1900 | // } else { | |
1901 | // this.deviceStatus(this.params); | |
1902 | // } | |
1903 | // break; | |
1904 | ||
1905 | // CSI > Ps p Set pointer mode. | |
1906 | // CSI ! p Soft terminal reset (DECSTR). | |
1907 | // CSI Ps$ p | |
1908 | // Request ANSI mode (DECRQM). | |
1909 | // CSI ? Ps$ p | |
1910 | // Request DEC private mode (DECRQM). | |
1911 | // CSI Ps ; Ps " p | |
1912 | case 'p': | |
1913 | switch (this.prefix) { | |
1914 | // case '>': | |
1915 | // this.setPointerMode(this.params); | |
1916 | // break; | |
1917 | case '!': | |
1918 | this.softReset(this.params); | |
1919 | break; | |
1920 | // case '?': | |
1921 | // if (this.postfix === '$') { | |
1922 | // this.requestPrivateMode(this.params); | |
1923 | // } | |
1924 | // break; | |
1925 | // default: | |
1926 | // if (this.postfix === '"') { | |
1927 | // this.setConformanceLevel(this.params); | |
1928 | // } else if (this.postfix === '$') { | |
1929 | // this.requestAnsiMode(this.params); | |
1930 | // } | |
1931 | // break; | |
1932 | } | |
1933 | break; | |
1934 | ||
1935 | // CSI Ps q Load LEDs (DECLL). | |
1936 | // CSI Ps SP q | |
1937 | // CSI Ps " q | |
1938 | // case 'q': | |
1939 | // if (this.postfix === ' ') { | |
1940 | // this.setCursorStyle(this.params); | |
1941 | // break; | |
1942 | // } | |
1943 | // if (this.postfix === '"') { | |
1944 | // this.setCharProtectionAttr(this.params); | |
1945 | // break; | |
1946 | // } | |
1947 | // this.loadLEDs(this.params); | |
1948 | // break; | |
1949 | ||
1950 | // CSI Ps ; Ps r | |
1951 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
1952 | // dow) (DECSTBM). | |
1953 | // CSI ? Pm r | |
1954 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
1955 | // case 'r': // duplicate | |
1956 | // if (this.prefix === '?') { | |
1957 | // this.restorePrivateValues(this.params); | |
1958 | // } else if (this.postfix === '$') { | |
1959 | // this.setAttrInRectangle(this.params); | |
1960 | // } else { | |
1961 | // this.setScrollRegion(this.params); | |
1962 | // } | |
1963 | // break; | |
1964 | ||
1965 | // CSI s Save cursor (ANSI.SYS). | |
1966 | // CSI ? Pm s | |
1967 | // case 's': // duplicate | |
1968 | // if (this.prefix === '?') { | |
1969 | // this.savePrivateValues(this.params); | |
1970 | // } else { | |
1971 | // this.saveCursor(this.params); | |
1972 | // } | |
1973 | // break; | |
1974 | ||
1975 | // CSI Ps ; Ps ; Ps t | |
1976 | // CSI Pt; Pl; Pb; Pr; Ps$ t | |
1977 | // CSI > Ps; Ps t | |
1978 | // CSI Ps SP t | |
1979 | // case 't': | |
1980 | // if (this.postfix === '$') { | |
1981 | // this.reverseAttrInRectangle(this.params); | |
1982 | // } else if (this.postfix === ' ') { | |
1983 | // this.setWarningBellVolume(this.params); | |
1984 | // } else { | |
1985 | // if (this.prefix === '>') { | |
1986 | // this.setTitleModeFeature(this.params); | |
1987 | // } else { | |
1988 | // this.manipulateWindow(this.params); | |
1989 | // } | |
1990 | // } | |
1991 | // break; | |
1992 | ||
1993 | // CSI u Restore cursor (ANSI.SYS). | |
1994 | // CSI Ps SP u | |
1995 | // case 'u': // duplicate | |
1996 | // if (this.postfix === ' ') { | |
1997 | // this.setMarginBellVolume(this.params); | |
1998 | // } else { | |
1999 | // this.restoreCursor(this.params); | |
2000 | // } | |
2001 | // break; | |
2002 | ||
2003 | // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v | |
2004 | // case 'v': | |
2005 | // if (this.postfix === '$') { | |
2006 | // this.copyRectagle(this.params); | |
2007 | // } | |
2008 | // break; | |
2009 | ||
2010 | // CSI Pt ; Pl ; Pb ; Pr ' w | |
2011 | // case 'w': | |
2012 | // if (this.postfix === '\'') { | |
2013 | // this.enableFilterRectangle(this.params); | |
2014 | // } | |
2015 | // break; | |
2016 | ||
2017 | // CSI Ps x Request Terminal Parameters (DECREQTPARM). | |
2018 | // CSI Ps x Select Attribute Change Extent (DECSACE). | |
2019 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
2020 | // case 'x': | |
2021 | // if (this.postfix === '$') { | |
2022 | // this.fillRectangle(this.params); | |
2023 | // } else { | |
2024 | // this.requestParameters(this.params); | |
2025 | // //this.__(this.params); | |
2026 | // } | |
2027 | // break; | |
2028 | ||
2029 | // CSI Ps ; Pu ' z | |
2030 | // CSI Pt; Pl; Pb; Pr$ z | |
2031 | // case 'z': | |
2032 | // if (this.postfix === '\'') { | |
2033 | // this.enableLocatorReporting(this.params); | |
2034 | // } else if (this.postfix === '$') { | |
2035 | // this.eraseRectangle(this.params); | |
2036 | // } | |
2037 | // break; | |
2038 | ||
2039 | // CSI Pm ' { | |
2040 | // CSI Pt; Pl; Pb; Pr$ { | |
2041 | // case '{': | |
2042 | // if (this.postfix === '\'') { | |
2043 | // this.setLocatorEvents(this.params); | |
2044 | // } else if (this.postfix === '$') { | |
2045 | // this.selectiveEraseRectangle(this.params); | |
2046 | // } | |
2047 | // break; | |
2048 | ||
2049 | // CSI Ps ' | | |
2050 | // case '|': | |
2051 | // if (this.postfix === '\'') { | |
2052 | // this.requestLocatorPosition(this.params); | |
2053 | // } | |
2054 | // break; | |
2055 | ||
2056 | // CSI P m SP } | |
2057 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
2058 | // case '}': | |
2059 | // if (this.postfix === ' ') { | |
2060 | // this.insertColumns(this.params); | |
2061 | // } | |
2062 | // break; | |
2063 | ||
2064 | // CSI P m SP ~ | |
2065 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
2066 | // case '~': | |
2067 | // if (this.postfix === ' ') { | |
2068 | // this.deleteColumns(this.params); | |
2069 | // } | |
2070 | // break; | |
2071 | ||
2072 | default: | |
2073 | this.error('Unknown CSI code: %s.', ch); | |
2074 | break; | |
2075 | } | |
2076 | ||
2077 | this.prefix = ''; | |
2078 | this.postfix = ''; | |
2079 | break; | |
2080 | ||
2081 | case dcs: | |
2082 | if (ch === '\x1b' || ch === '\x07') { | |
2083 | if (ch === '\x1b') i++; | |
2084 | ||
2085 | switch (this.prefix) { | |
2086 | // User-Defined Keys (DECUDK). | |
2087 | case '': | |
2088 | break; | |
2089 | ||
2090 | // Request Status String (DECRQSS). | |
2091 | // test: echo -e '\eP$q"p\e\\' | |
2092 | case '$q': | |
2093 | var pt = this.currentParam | |
2094 | , valid = false; | |
2095 | ||
2096 | switch (pt) { | |
2097 | // DECSCA | |
2098 | case '"q': | |
2099 | pt = '0"q'; | |
2100 | break; | |
2101 | ||
2102 | // DECSCL | |
2103 | case '"p': | |
2104 | pt = '61"p'; | |
2105 | break; | |
2106 | ||
2107 | // DECSTBM | |
2108 | case 'r': | |
2109 | pt = '' | |
2110 | + (this.scrollTop + 1) | |
2111 | + ';' | |
2112 | + (this.scrollBottom + 1) | |
2113 | + 'r'; | |
2114 | break; | |
2115 | ||
2116 | // SGR | |
2117 | case 'm': | |
2118 | pt = '0m'; | |
2119 | break; | |
2120 | ||
2121 | default: | |
2122 | this.error('Unknown DCS Pt: %s.', pt); | |
2123 | pt = ''; | |
2124 | break; | |
2125 | } | |
2126 | ||
2127 | this.send('\x1bP' + +valid + '$r' + pt + '\x1b\\'); | |
2128 | break; | |
2129 | ||
2130 | // Set Termcap/Terminfo Data (xterm, experimental). | |
2131 | case '+p': | |
2132 | break; | |
2133 | ||
2134 | // Request Termcap/Terminfo String (xterm, experimental) | |
2135 | // Regular xterm does not even respond to this sequence. | |
2136 | // This can cause a small glitch in vim. | |
2137 | // test: echo -ne '\eP+q6b64\e\\' | |
2138 | case '+q': | |
2139 | var pt = this.currentParam | |
2140 | , valid = false; | |
2141 | ||
2142 | this.send('\x1bP' + +valid + '+r' + pt + '\x1b\\'); | |
2143 | break; | |
2144 | ||
2145 | default: | |
2146 | this.error('Unknown DCS prefix: %s.', this.prefix); | |
2147 | break; | |
2148 | } | |
2149 | ||
2150 | this.currentParam = 0; | |
2151 | this.prefix = ''; | |
2152 | this.state = normal; | |
2153 | } else if (!this.currentParam) { | |
2154 | if (!this.prefix && ch !== '$' && ch !== '+') { | |
2155 | this.currentParam = ch; | |
2156 | } else if (this.prefix.length === 2) { | |
2157 | this.currentParam = ch; | |
2158 | } else { | |
2159 | this.prefix += ch; | |
2160 | } | |
2161 | } else { | |
2162 | this.currentParam += ch; | |
2163 | } | |
2164 | break; | |
2165 | ||
2166 | case ignore: | |
2167 | // For PM and APC. | |
2168 | if (ch === '\x1b' || ch === '\x07') { | |
2169 | if (ch === '\x1b') i++; | |
2170 | this.state = normal; | |
2171 | } | |
2172 | break; | |
2173 | } | |
2174 | } | |
2175 | ||
2176 | this.updateRange(this.y); | |
2177 | this.refresh(this.refreshStart, this.refreshEnd); | |
2178 | }; | |
2179 | ||
2180 | Terminal.prototype.writeln = function(data) { | |
2181 | this.write(data + '\r\n'); | |
2182 | }; | |
2183 | ||
2184 | // Key Resources: | |
2185 | // https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent | |
2186 | Terminal.prototype.keyDown = function(ev) { | |
2187 | var self = this, key; | |
2188 | ||
2189 | switch (ev.keyCode) { | |
2190 | // backspace | |
2191 | case 8: | |
2192 | if (ev.shiftKey) { | |
2193 | key = '\x08'; // ^H | |
2194 | break; | |
2195 | } | |
2196 | key = '\x7f'; // ^? | |
2197 | break; | |
2198 | // tab | |
2199 | case 9: | |
2200 | if (ev.shiftKey) { | |
2201 | key = '\x1b[Z'; | |
2202 | break; | |
2203 | } | |
2204 | key = '\t'; | |
2205 | this.cancel(ev, true); | |
2206 | break; | |
2207 | // return/enter | |
2208 | case 13: | |
2209 | key = '\r'; | |
2210 | this.cancel(ev, true); | |
2211 | break; | |
2212 | // escape | |
2213 | case 27: | |
2214 | key = '\x1b'; | |
2215 | this.cancel(ev, true); | |
2216 | break; | |
2217 | // left-arrow | |
2218 | case 37: | |
72ed03ad | 2219 | if (ev.altKey) { |
f00d8964 | 2220 | this.cancel(ev, true); |
72ed03ad PK |
2221 | key = '\x1bb' // Jump a word back |
2222 | break; | |
2223 | } else if (this.applicationCursor) { | |
3f455f90 | 2224 | key = '\x1bOD'; // SS3 as ^[O for 7-bit |
3f455f90 PK |
2225 | break; |
2226 | } | |
2227 | key = '\x1b[D'; | |
2228 | break; | |
2229 | // right-arrow | |
2230 | case 39: | |
72ed03ad | 2231 | if (ev.altKey) { |
f00d8964 | 2232 | this.cancel(ev, true); |
72ed03ad PK |
2233 | key = '\x1bf' // Jump a word forward |
2234 | break; | |
2235 | } else if (this.applicationCursor) { | |
3f455f90 PK |
2236 | key = '\x1bOC'; |
2237 | break; | |
2238 | } | |
2239 | key = '\x1b[C'; | |
2240 | break; | |
2241 | // up-arrow | |
2242 | case 38: | |
2243 | if (this.applicationCursor) { | |
2244 | key = '\x1bOA'; | |
2245 | break; | |
2246 | } | |
2247 | if (ev.ctrlKey) { | |
2248 | this.scrollDisp(-1); | |
2249 | return this.cancel(ev); | |
2250 | } else { | |
2251 | key = '\x1b[A'; | |
2252 | } | |
2253 | break; | |
2254 | // down-arrow | |
2255 | case 40: | |
2256 | if (this.applicationCursor) { | |
2257 | key = '\x1bOB'; | |
2258 | break; | |
2259 | } | |
2260 | if (ev.ctrlKey) { | |
2261 | this.scrollDisp(1); | |
2262 | return this.cancel(ev); | |
2263 | } else { | |
2264 | key = '\x1b[B'; | |
2265 | } | |
2266 | break; | |
2267 | // delete | |
2268 | case 46: | |
2269 | key = '\x1b[3~'; | |
2270 | break; | |
2271 | // insert | |
2272 | case 45: | |
2273 | key = '\x1b[2~'; | |
2274 | break; | |
2275 | // home | |
2276 | case 36: | |
2277 | if (this.applicationKeypad) { | |
2278 | key = '\x1bOH'; | |
2279 | break; | |
2280 | } | |
2281 | key = '\x1bOH'; | |
2282 | break; | |
2283 | // end | |
2284 | case 35: | |
2285 | if (this.applicationKeypad) { | |
2286 | key = '\x1bOF'; | |
2287 | break; | |
2288 | } | |
2289 | key = '\x1bOF'; | |
2290 | break; | |
2291 | // page up | |
2292 | case 33: | |
2293 | if (ev.shiftKey) { | |
2294 | this.scrollDisp(-(this.rows - 1)); | |
2295 | return this.cancel(ev); | |
2296 | } else { | |
2297 | key = '\x1b[5~'; | |
2298 | } | |
2299 | break; | |
2300 | // page down | |
2301 | case 34: | |
2302 | if (ev.shiftKey) { | |
2303 | this.scrollDisp(this.rows - 1); | |
2304 | return this.cancel(ev); | |
2305 | } else { | |
2306 | key = '\x1b[6~'; | |
2307 | } | |
2308 | break; | |
2309 | // F1 | |
2310 | case 112: | |
2311 | key = '\x1bOP'; | |
2312 | break; | |
2313 | // F2 | |
2314 | case 113: | |
2315 | key = '\x1bOQ'; | |
2316 | break; | |
2317 | // F3 | |
2318 | case 114: | |
2319 | key = '\x1bOR'; | |
2320 | break; | |
2321 | // F4 | |
2322 | case 115: | |
2323 | key = '\x1bOS'; | |
2324 | break; | |
2325 | // F5 | |
2326 | case 116: | |
2327 | key = '\x1b[15~'; | |
2328 | break; | |
2329 | // F6 | |
2330 | case 117: | |
2331 | key = '\x1b[17~'; | |
2332 | break; | |
2333 | // F7 | |
2334 | case 118: | |
2335 | key = '\x1b[18~'; | |
2336 | break; | |
2337 | // F8 | |
2338 | case 119: | |
2339 | key = '\x1b[19~'; | |
2340 | break; | |
2341 | // F9 | |
2342 | case 120: | |
2343 | key = '\x1b[20~'; | |
2344 | break; | |
2345 | // F10 | |
2346 | case 121: | |
2347 | key = '\x1b[21~'; | |
2348 | break; | |
2349 | // F11 | |
2350 | case 122: | |
2351 | key = '\x1b[23~'; | |
2352 | break; | |
2353 | // F12 | |
2354 | case 123: | |
2355 | key = '\x1b[24~'; | |
2356 | break; | |
2357 | default: | |
2358 | // a-z and space | |
369e1f4c | 2359 | if (ev.ctrlKey && !ev.shiftKey && !ev.altKey && !ev.metaKey) { |
3f455f90 PK |
2360 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { |
2361 | key = String.fromCharCode(ev.keyCode - 64); | |
2362 | } else if (ev.keyCode === 32) { | |
2363 | // NUL | |
2364 | key = String.fromCharCode(0); | |
2365 | } else if (ev.keyCode >= 51 && ev.keyCode <= 55) { | |
2366 | // escape, file sep, group sep, record sep, unit sep | |
2367 | key = String.fromCharCode(ev.keyCode - 51 + 27); | |
2368 | } else if (ev.keyCode === 56) { | |
2369 | // delete | |
2370 | key = String.fromCharCode(127); | |
2371 | } else if (ev.keyCode === 219) { | |
2372 | // ^[ - escape | |
2373 | key = String.fromCharCode(27); | |
2374 | } else if (ev.keyCode === 221) { | |
2375 | // ^] - group sep | |
2376 | key = String.fromCharCode(29); | |
2377 | } | |
2378 | } else if ((!this.isMac && ev.altKey) || (this.isMac && ev.metaKey)) { | |
2379 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { | |
2380 | key = '\x1b' + String.fromCharCode(ev.keyCode + 32); | |
2381 | } else if (ev.keyCode === 192) { | |
2382 | key = '\x1b`'; | |
2383 | } else if (ev.keyCode >= 48 && ev.keyCode <= 57) { | |
2384 | key = '\x1b' + (ev.keyCode - 48); | |
2385 | } | |
2386 | } | |
2387 | break; | |
2388 | } | |
2389 | ||
2390 | if (!key || (this.isMac && ev.metaKey)) { | |
2391 | return true; | |
2392 | } | |
2393 | ||
2394 | this.emit('keydown', ev); | |
2395 | this.emit('key', key, ev); | |
987f09d8 | 2396 | this.showCursor(); |
3f455f90 PK |
2397 | this.handler(key); |
2398 | ||
2399 | return this.cancel(ev); | |
2400 | }; | |
2401 | ||
2402 | Terminal.prototype.setgLevel = function(g) { | |
2403 | this.glevel = g; | |
2404 | this.charset = this.charsets[g]; | |
2405 | }; | |
2406 | ||
2407 | Terminal.prototype.setgCharset = function(g, charset) { | |
2408 | this.charsets[g] = charset; | |
2409 | if (this.glevel === g) { | |
2410 | this.charset = charset; | |
2411 | } | |
2412 | }; | |
2413 | ||
2414 | Terminal.prototype.keyPress = function(ev) { | |
2415 | var key; | |
2416 | ||
2417 | this.cancel(ev); | |
2418 | ||
2419 | if (ev.charCode) { | |
2420 | key = ev.charCode; | |
2421 | } else if (ev.which == null) { | |
2422 | key = ev.keyCode; | |
2423 | } else if (ev.which !== 0 && ev.charCode !== 0) { | |
2424 | key = ev.which; | |
2425 | } else { | |
2426 | return false; | |
2427 | } | |
2428 | ||
2429 | if (!key || ev.ctrlKey || ev.altKey || ev.metaKey) { | |
2430 | return false; | |
2431 | } | |
2432 | ||
2433 | key = String.fromCharCode(key); | |
2434 | ||
2435 | this.emit('keypress', key, ev); | |
2436 | this.emit('key', key, ev); | |
2437 | this.showCursor(); | |
2438 | this.handler(key); | |
2439 | ||
2440 | return false; | |
2441 | }; | |
2442 | ||
2443 | Terminal.prototype.send = function(data) { | |
2444 | var self = this; | |
2445 | ||
2446 | if (!this.queue) { | |
2447 | setTimeout(function() { | |
2448 | self.handler(self.queue); | |
2449 | self.queue = ''; | |
2450 | }, 1); | |
2451 | } | |
2452 | ||
2453 | this.queue += data; | |
2454 | }; | |
2455 | ||
2456 | Terminal.prototype.bell = function() { | |
2457 | if (!this.visualBell) return; | |
2458 | var self = this; | |
2459 | this.element.style.borderColor = 'white'; | |
2460 | setTimeout(function() { | |
2461 | self.element.style.borderColor = ''; | |
2462 | }, 10); | |
2463 | if (this.popOnBell) this.focus(); | |
2464 | }; | |
2465 | ||
2466 | Terminal.prototype.log = function() { | |
2467 | if (!this.debug) return; | |
2468 | if (!this.context.console || !this.context.console.log) return; | |
2469 | var args = Array.prototype.slice.call(arguments); | |
2470 | this.context.console.log.apply(this.context.console, args); | |
2471 | }; | |
2472 | ||
2473 | Terminal.prototype.error = function() { | |
2474 | if (!this.debug) return; | |
2475 | if (!this.context.console || !this.context.console.error) return; | |
2476 | var args = Array.prototype.slice.call(arguments); | |
2477 | this.context.console.error.apply(this.context.console, args); | |
2478 | }; | |
2479 | ||
2480 | Terminal.prototype.resize = function(x, y) { | |
2481 | var line | |
2482 | , el | |
2483 | , i | |
2484 | , j | |
2485 | , ch; | |
2486 | ||
2487 | if (x < 1) x = 1; | |
2488 | if (y < 1) y = 1; | |
2489 | ||
2490 | // resize cols | |
2491 | j = this.cols; | |
2492 | if (j < x) { | |
2493 | ch = [this.defAttr, ' ']; // does xterm use the default attr? | |
2494 | i = this.lines.length; | |
2495 | while (i--) { | |
2496 | while (this.lines[i].length < x) { | |
2497 | this.lines[i].push(ch); | |
2498 | } | |
2499 | } | |
2500 | } else if (j > x) { | |
2501 | i = this.lines.length; | |
2502 | while (i--) { | |
2503 | while (this.lines[i].length > x) { | |
2504 | this.lines[i].pop(); | |
2505 | } | |
2506 | } | |
2507 | } | |
2508 | this.setupStops(j); | |
2509 | this.cols = x; | |
2510 | ||
2511 | // resize rows | |
2512 | j = this.rows; | |
2513 | if (j < y) { | |
2514 | el = this.element; | |
2515 | while (j++ < y) { | |
2516 | if (this.lines.length < y + this.ybase) { | |
2517 | this.lines.push(this.blankLine()); | |
2518 | } | |
2519 | if (this.children.length < y) { | |
2520 | this.insertRow(); | |
2521 | } | |
2522 | } | |
2523 | } else if (j > y) { | |
2524 | while (j-- > y) { | |
2525 | if (this.lines.length > y + this.ybase) { | |
685bc54b | 2526 | this.lines.shift(); |
3f455f90 PK |
2527 | } |
2528 | if (this.children.length > y) { | |
685bc54b | 2529 | el = this.children.shift(); |
3f455f90 PK |
2530 | if (!el) continue; |
2531 | el.parentNode.removeChild(el); | |
2532 | } | |
2533 | } | |
2534 | } | |
2535 | this.rows = y; | |
2536 | ||
2537 | /* | |
2538 | * Make sure that the cursor stays on screen | |
2539 | */ | |
2540 | if (this.y >= y) { | |
2541 | this.y = y - 1; | |
2542 | } | |
2543 | ||
2544 | if (this.x >= x) { | |
2545 | this.x = x - 1; | |
2546 | } | |
2547 | ||
2548 | this.scrollTop = 0; | |
2549 | this.scrollBottom = y - 1; | |
2550 | ||
2551 | this.refresh(0, this.rows - 1); | |
2552 | ||
2553 | this.normal = null; | |
2554 | ||
2555 | this.emit('resize', {terminal: this, cols: x, rows: y}); | |
2556 | }; | |
2557 | ||
2558 | Terminal.prototype.updateRange = function(y) { | |
2559 | if (y < this.refreshStart) this.refreshStart = y; | |
2560 | if (y > this.refreshEnd) this.refreshEnd = y; | |
2561 | // if (y > this.refreshEnd) { | |
2562 | // this.refreshEnd = y; | |
2563 | // if (y > this.rows - 1) { | |
2564 | // this.refreshEnd = this.rows - 1; | |
2565 | // } | |
2566 | // } | |
2567 | }; | |
2568 | ||
2569 | Terminal.prototype.maxRange = function() { | |
2570 | this.refreshStart = 0; | |
2571 | this.refreshEnd = this.rows - 1; | |
2572 | }; | |
2573 | ||
2574 | Terminal.prototype.setupStops = function(i) { | |
2575 | if (i != null) { | |
2576 | if (!this.tabs[i]) { | |
2577 | i = this.prevStop(i); | |
2578 | } | |
2579 | } else { | |
2580 | this.tabs = {}; | |
2581 | i = 0; | |
2582 | } | |
2583 | ||
2584 | for (; i < this.cols; i += 8) { | |
2585 | this.tabs[i] = true; | |
2586 | } | |
2587 | }; | |
2588 | ||
2589 | Terminal.prototype.prevStop = function(x) { | |
2590 | if (x == null) x = this.x; | |
2591 | while (!this.tabs[--x] && x > 0); | |
2592 | return x >= this.cols | |
2593 | ? this.cols - 1 | |
2594 | : x < 0 ? 0 : x; | |
2595 | }; | |
2596 | ||
2597 | Terminal.prototype.nextStop = function(x) { | |
2598 | if (x == null) x = this.x; | |
2599 | while (!this.tabs[++x] && x < this.cols); | |
2600 | return x >= this.cols | |
2601 | ? this.cols - 1 | |
2602 | : x < 0 ? 0 : x; | |
2603 | }; | |
2604 | ||
2605 | Terminal.prototype.eraseRight = function(x, y) { | |
2606 | var line = this.lines[this.ybase + y] | |
2607 | , ch = [this.eraseAttr(), ' ']; // xterm | |
2608 | ||
2609 | ||
2610 | for (; x < this.cols; x++) { | |
2611 | line[x] = ch; | |
2612 | } | |
2613 | ||
2614 | this.updateRange(y); | |
2615 | }; | |
2616 | ||
2617 | Terminal.prototype.eraseLeft = function(x, y) { | |
2618 | var line = this.lines[this.ybase + y] | |
2619 | , ch = [this.eraseAttr(), ' ']; // xterm | |
2620 | ||
2621 | x++; | |
2622 | while (x--) line[x] = ch; | |
2623 | ||
2624 | this.updateRange(y); | |
2625 | }; | |
2626 | ||
2627 | Terminal.prototype.eraseLine = function(y) { | |
2628 | this.eraseRight(0, y); | |
2629 | }; | |
2630 | ||
2631 | Terminal.prototype.blankLine = function(cur) { | |
2632 | var attr = cur | |
2633 | ? this.eraseAttr() | |
2634 | : this.defAttr; | |
2635 | ||
2636 | var ch = [attr, ' '] | |
2637 | , line = [] | |
2638 | , i = 0; | |
2639 | ||
2640 | for (; i < this.cols; i++) { | |
2641 | line[i] = ch; | |
2642 | } | |
2643 | ||
2644 | return line; | |
2645 | }; | |
2646 | ||
2647 | Terminal.prototype.ch = function(cur) { | |
2648 | return cur | |
2649 | ? [this.eraseAttr(), ' '] | |
2650 | : [this.defAttr, ' ']; | |
2651 | }; | |
2652 | ||
2653 | Terminal.prototype.is = function(term) { | |
2654 | var name = this.termName; | |
2655 | return (name + '').indexOf(term) === 0; | |
2656 | }; | |
2657 | ||
2658 | Terminal.prototype.handler = function(data) { | |
2659 | this.emit('data', data); | |
2660 | }; | |
2661 | ||
2662 | Terminal.prototype.handleTitle = function(title) { | |
2663 | this.emit('title', title); | |
2664 | }; | |
2665 | ||
2666 | /** | |
2667 | * ESC | |
2668 | */ | |
2669 | ||
2670 | // ESC D Index (IND is 0x84). | |
2671 | Terminal.prototype.index = function() { | |
2672 | this.y++; | |
2673 | if (this.y > this.scrollBottom) { | |
2674 | this.y--; | |
2675 | this.scroll(); | |
2676 | } | |
2677 | this.state = normal; | |
2678 | }; | |
2679 | ||
2680 | // ESC M Reverse Index (RI is 0x8d). | |
2681 | Terminal.prototype.reverseIndex = function() { | |
2682 | var j; | |
2683 | this.y--; | |
2684 | if (this.y < this.scrollTop) { | |
2685 | this.y++; | |
2686 | // possibly move the code below to term.reverseScroll(); | |
2687 | // test: echo -ne '\e[1;1H\e[44m\eM\e[0m' | |
2688 | // blankLine(true) is xterm/linux behavior | |
2689 | this.lines.splice(this.y + this.ybase, 0, this.blankLine(true)); | |
2690 | j = this.rows - 1 - this.scrollBottom; | |
2691 | this.lines.splice(this.rows - 1 + this.ybase - j + 1, 1); | |
2692 | // this.maxRange(); | |
2693 | this.updateRange(this.scrollTop); | |
2694 | this.updateRange(this.scrollBottom); | |
2695 | } | |
2696 | this.state = normal; | |
2697 | }; | |
2698 | ||
2699 | // ESC c Full Reset (RIS). | |
2700 | Terminal.prototype.reset = function() { | |
2701 | this.options.rows = this.rows; | |
2702 | this.options.cols = this.cols; | |
2703 | Terminal.call(this, this.options); | |
2704 | this.refresh(0, this.rows - 1); | |
2705 | }; | |
2706 | ||
2707 | // ESC H Tab Set (HTS is 0x88). | |
2708 | Terminal.prototype.tabSet = function() { | |
2709 | this.tabs[this.x] = true; | |
2710 | this.state = normal; | |
2711 | }; | |
2712 | ||
2713 | /** | |
2714 | * CSI | |
2715 | */ | |
2716 | ||
2717 | // CSI Ps A | |
2718 | // Cursor Up Ps Times (default = 1) (CUU). | |
2719 | Terminal.prototype.cursorUp = function(params) { | |
2720 | var param = params[0]; | |
2721 | if (param < 1) param = 1; | |
2722 | this.y -= param; | |
2723 | if (this.y < 0) this.y = 0; | |
2724 | }; | |
2725 | ||
2726 | // CSI Ps B | |
2727 | // Cursor Down Ps Times (default = 1) (CUD). | |
2728 | Terminal.prototype.cursorDown = function(params) { | |
2729 | var param = params[0]; | |
2730 | if (param < 1) param = 1; | |
2731 | this.y += param; | |
2732 | if (this.y >= this.rows) { | |
2733 | this.y = this.rows - 1; | |
2734 | } | |
2735 | }; | |
2736 | ||
2737 | // CSI Ps C | |
2738 | // Cursor Forward Ps Times (default = 1) (CUF). | |
2739 | Terminal.prototype.cursorForward = function(params) { | |
2740 | var param = params[0]; | |
2741 | if (param < 1) param = 1; | |
2742 | this.x += param; | |
2743 | if (this.x >= this.cols) { | |
2744 | this.x = this.cols - 1; | |
2745 | } | |
2746 | }; | |
2747 | ||
2748 | // CSI Ps D | |
2749 | // Cursor Backward Ps Times (default = 1) (CUB). | |
2750 | Terminal.prototype.cursorBackward = function(params) { | |
2751 | var param = params[0]; | |
2752 | if (param < 1) param = 1; | |
2753 | this.x -= param; | |
2754 | if (this.x < 0) this.x = 0; | |
2755 | }; | |
2756 | ||
2757 | // CSI Ps ; Ps H | |
2758 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
2759 | Terminal.prototype.cursorPos = function(params) { | |
2760 | var row, col; | |
2761 | ||
2762 | row = params[0] - 1; | |
2763 | ||
2764 | if (params.length >= 2) { | |
2765 | col = params[1] - 1; | |
2766 | } else { | |
2767 | col = 0; | |
2768 | } | |
2769 | ||
2770 | if (row < 0) { | |
2771 | row = 0; | |
2772 | } else if (row >= this.rows) { | |
2773 | row = this.rows - 1; | |
2774 | } | |
2775 | ||
2776 | if (col < 0) { | |
2777 | col = 0; | |
2778 | } else if (col >= this.cols) { | |
2779 | col = this.cols - 1; | |
2780 | } | |
2781 | ||
2782 | this.x = col; | |
2783 | this.y = row; | |
2784 | }; | |
2785 | ||
2786 | // CSI Ps J Erase in Display (ED). | |
2787 | // Ps = 0 -> Erase Below (default). | |
2788 | // Ps = 1 -> Erase Above. | |
2789 | // Ps = 2 -> Erase All. | |
2790 | // Ps = 3 -> Erase Saved Lines (xterm). | |
2791 | // CSI ? Ps J | |
2792 | // Erase in Display (DECSED). | |
2793 | // Ps = 0 -> Selective Erase Below (default). | |
2794 | // Ps = 1 -> Selective Erase Above. | |
2795 | // Ps = 2 -> Selective Erase All. | |
2796 | Terminal.prototype.eraseInDisplay = function(params) { | |
2797 | var j; | |
2798 | switch (params[0]) { | |
2799 | case 0: | |
2800 | this.eraseRight(this.x, this.y); | |
2801 | j = this.y + 1; | |
2802 | for (; j < this.rows; j++) { | |
2803 | this.eraseLine(j); | |
2804 | } | |
2805 | break; | |
2806 | case 1: | |
2807 | this.eraseLeft(this.x, this.y); | |
2808 | j = this.y; | |
2809 | while (j--) { | |
2810 | this.eraseLine(j); | |
2811 | } | |
2812 | break; | |
2813 | case 2: | |
2814 | j = this.rows; | |
2815 | while (j--) this.eraseLine(j); | |
2816 | break; | |
2817 | case 3: | |
2818 | ; // no saved lines | |
2819 | break; | |
2820 | } | |
2821 | }; | |
2822 | ||
2823 | // CSI Ps K Erase in Line (EL). | |
2824 | // Ps = 0 -> Erase to Right (default). | |
2825 | // Ps = 1 -> Erase to Left. | |
2826 | // Ps = 2 -> Erase All. | |
2827 | // CSI ? Ps K | |
2828 | // Erase in Line (DECSEL). | |
2829 | // Ps = 0 -> Selective Erase to Right (default). | |
2830 | // Ps = 1 -> Selective Erase to Left. | |
2831 | // Ps = 2 -> Selective Erase All. | |
2832 | Terminal.prototype.eraseInLine = function(params) { | |
2833 | switch (params[0]) { | |
2834 | case 0: | |
2835 | this.eraseRight(this.x, this.y); | |
2836 | break; | |
2837 | case 1: | |
2838 | this.eraseLeft(this.x, this.y); | |
2839 | break; | |
2840 | case 2: | |
2841 | this.eraseLine(this.y); | |
2842 | break; | |
2843 | } | |
2844 | }; | |
2845 | ||
2846 | // CSI Pm m Character Attributes (SGR). | |
2847 | // Ps = 0 -> Normal (default). | |
2848 | // Ps = 1 -> Bold. | |
2849 | // Ps = 4 -> Underlined. | |
2850 | // Ps = 5 -> Blink (appears as Bold). | |
2851 | // Ps = 7 -> Inverse. | |
2852 | // Ps = 8 -> Invisible, i.e., hidden (VT300). | |
2853 | // Ps = 2 2 -> Normal (neither bold nor faint). | |
2854 | // Ps = 2 4 -> Not underlined. | |
2855 | // Ps = 2 5 -> Steady (not blinking). | |
2856 | // Ps = 2 7 -> Positive (not inverse). | |
2857 | // Ps = 2 8 -> Visible, i.e., not hidden (VT300). | |
2858 | // Ps = 3 0 -> Set foreground color to Black. | |
2859 | // Ps = 3 1 -> Set foreground color to Red. | |
2860 | // Ps = 3 2 -> Set foreground color to Green. | |
2861 | // Ps = 3 3 -> Set foreground color to Yellow. | |
2862 | // Ps = 3 4 -> Set foreground color to Blue. | |
2863 | // Ps = 3 5 -> Set foreground color to Magenta. | |
2864 | // Ps = 3 6 -> Set foreground color to Cyan. | |
2865 | // Ps = 3 7 -> Set foreground color to White. | |
2866 | // Ps = 3 9 -> Set foreground color to default (original). | |
2867 | // Ps = 4 0 -> Set background color to Black. | |
2868 | // Ps = 4 1 -> Set background color to Red. | |
2869 | // Ps = 4 2 -> Set background color to Green. | |
2870 | // Ps = 4 3 -> Set background color to Yellow. | |
2871 | // Ps = 4 4 -> Set background color to Blue. | |
2872 | // Ps = 4 5 -> Set background color to Magenta. | |
2873 | // Ps = 4 6 -> Set background color to Cyan. | |
2874 | // Ps = 4 7 -> Set background color to White. | |
2875 | // Ps = 4 9 -> Set background color to default (original). | |
2876 | ||
2877 | // If 16-color support is compiled, the following apply. Assume | |
2878 | // that xterm's resources are set so that the ISO color codes are | |
2879 | // the first 8 of a set of 16. Then the aixterm colors are the | |
2880 | // bright versions of the ISO colors: | |
2881 | // Ps = 9 0 -> Set foreground color to Black. | |
2882 | // Ps = 9 1 -> Set foreground color to Red. | |
2883 | // Ps = 9 2 -> Set foreground color to Green. | |
2884 | // Ps = 9 3 -> Set foreground color to Yellow. | |
2885 | // Ps = 9 4 -> Set foreground color to Blue. | |
2886 | // Ps = 9 5 -> Set foreground color to Magenta. | |
2887 | // Ps = 9 6 -> Set foreground color to Cyan. | |
2888 | // Ps = 9 7 -> Set foreground color to White. | |
2889 | // Ps = 1 0 0 -> Set background color to Black. | |
2890 | // Ps = 1 0 1 -> Set background color to Red. | |
2891 | // Ps = 1 0 2 -> Set background color to Green. | |
2892 | // Ps = 1 0 3 -> Set background color to Yellow. | |
2893 | // Ps = 1 0 4 -> Set background color to Blue. | |
2894 | // Ps = 1 0 5 -> Set background color to Magenta. | |
2895 | // Ps = 1 0 6 -> Set background color to Cyan. | |
2896 | // Ps = 1 0 7 -> Set background color to White. | |
2897 | ||
2898 | // If xterm is compiled with the 16-color support disabled, it | |
2899 | // supports the following, from rxvt: | |
2900 | // Ps = 1 0 0 -> Set foreground and background color to | |
2901 | // default. | |
2902 | ||
2903 | // If 88- or 256-color support is compiled, the following apply. | |
2904 | // Ps = 3 8 ; 5 ; Ps -> Set foreground color to the second | |
2905 | // Ps. | |
2906 | // Ps = 4 8 ; 5 ; Ps -> Set background color to the second | |
2907 | // Ps. | |
2908 | Terminal.prototype.charAttributes = function(params) { | |
2909 | // Optimize a single SGR0. | |
2910 | if (params.length === 1 && params[0] === 0) { | |
2911 | this.curAttr = this.defAttr; | |
2912 | return; | |
2913 | } | |
2914 | ||
2915 | var l = params.length | |
2916 | , i = 0 | |
2917 | , flags = this.curAttr >> 18 | |
2918 | , fg = (this.curAttr >> 9) & 0x1ff | |
2919 | , bg = this.curAttr & 0x1ff | |
2920 | , p; | |
2921 | ||
2922 | for (; i < l; i++) { | |
2923 | p = params[i]; | |
2924 | if (p >= 30 && p <= 37) { | |
2925 | // fg color 8 | |
2926 | fg = p - 30; | |
2927 | } else if (p >= 40 && p <= 47) { | |
2928 | // bg color 8 | |
2929 | bg = p - 40; | |
2930 | } else if (p >= 90 && p <= 97) { | |
2931 | // fg color 16 | |
2932 | p += 8; | |
2933 | fg = p - 90; | |
2934 | } else if (p >= 100 && p <= 107) { | |
2935 | // bg color 16 | |
2936 | p += 8; | |
2937 | bg = p - 100; | |
2938 | } else if (p === 0) { | |
2939 | // default | |
2940 | flags = this.defAttr >> 18; | |
2941 | fg = (this.defAttr >> 9) & 0x1ff; | |
2942 | bg = this.defAttr & 0x1ff; | |
2943 | // flags = 0; | |
2944 | // fg = 0x1ff; | |
2945 | // bg = 0x1ff; | |
2946 | } else if (p === 1) { | |
2947 | // bold text | |
2948 | flags |= 1; | |
2949 | } else if (p === 4) { | |
2950 | // underlined text | |
2951 | flags |= 2; | |
2952 | } else if (p === 5) { | |
2953 | // blink | |
2954 | flags |= 4; | |
2955 | } else if (p === 7) { | |
2956 | // inverse and positive | |
2957 | // test with: echo -e '\e[31m\e[42mhello\e[7mworld\e[27mhi\e[m' | |
2958 | flags |= 8; | |
2959 | } else if (p === 8) { | |
2960 | // invisible | |
2961 | flags |= 16; | |
2962 | } else if (p === 22) { | |
2963 | // not bold | |
2964 | flags &= ~1; | |
2965 | } else if (p === 24) { | |
2966 | // not underlined | |
2967 | flags &= ~2; | |
2968 | } else if (p === 25) { | |
2969 | // not blink | |
2970 | flags &= ~4; | |
2971 | } else if (p === 27) { | |
2972 | // not inverse | |
2973 | flags &= ~8; | |
2974 | } else if (p === 28) { | |
2975 | // not invisible | |
2976 | flags &= ~16; | |
2977 | } else if (p === 39) { | |
2978 | // reset fg | |
2979 | fg = (this.defAttr >> 9) & 0x1ff; | |
2980 | } else if (p === 49) { | |
2981 | // reset bg | |
2982 | bg = this.defAttr & 0x1ff; | |
2983 | } else if (p === 38) { | |
2984 | // fg color 256 | |
2985 | if (params[i + 1] === 2) { | |
2986 | i += 2; | |
2987 | fg = matchColor( | |
2988 | params[i] & 0xff, | |
2989 | params[i + 1] & 0xff, | |
2990 | params[i + 2] & 0xff); | |
2991 | if (fg === -1) fg = 0x1ff; | |
2992 | i += 2; | |
2993 | } else if (params[i + 1] === 5) { | |
2994 | i += 2; | |
2995 | p = params[i] & 0xff; | |
2996 | fg = p; | |
2997 | } | |
2998 | } else if (p === 48) { | |
2999 | // bg color 256 | |
3000 | if (params[i + 1] === 2) { | |
3001 | i += 2; | |
3002 | bg = matchColor( | |
3003 | params[i] & 0xff, | |
3004 | params[i + 1] & 0xff, | |
3005 | params[i + 2] & 0xff); | |
3006 | if (bg === -1) bg = 0x1ff; | |
3007 | i += 2; | |
3008 | } else if (params[i + 1] === 5) { | |
3009 | i += 2; | |
3010 | p = params[i] & 0xff; | |
3011 | bg = p; | |
3012 | } | |
3013 | } else if (p === 100) { | |
3014 | // reset fg/bg | |
3015 | fg = (this.defAttr >> 9) & 0x1ff; | |
3016 | bg = this.defAttr & 0x1ff; | |
3017 | } else { | |
3018 | this.error('Unknown SGR attribute: %d.', p); | |
3019 | } | |
3020 | } | |
3021 | ||
3022 | this.curAttr = (flags << 18) | (fg << 9) | bg; | |
3023 | }; | |
3024 | ||
3025 | // CSI Ps n Device Status Report (DSR). | |
3026 | // Ps = 5 -> Status Report. Result (``OK'') is | |
3027 | // CSI 0 n | |
3028 | // Ps = 6 -> Report Cursor Position (CPR) [row;column]. | |
3029 | // Result is | |
3030 | // CSI r ; c R | |
3031 | // CSI ? Ps n | |
3032 | // Device Status Report (DSR, DEC-specific). | |
3033 | // Ps = 6 -> Report Cursor Position (CPR) [row;column] as CSI | |
3034 | // ? r ; c R (assumes page is zero). | |
3035 | // Ps = 1 5 -> Report Printer status as CSI ? 1 0 n (ready). | |
3036 | // or CSI ? 1 1 n (not ready). | |
3037 | // Ps = 2 5 -> Report UDK status as CSI ? 2 0 n (unlocked) | |
3038 | // or CSI ? 2 1 n (locked). | |
3039 | // Ps = 2 6 -> Report Keyboard status as | |
3040 | // CSI ? 2 7 ; 1 ; 0 ; 0 n (North American). | |
3041 | // The last two parameters apply to VT400 & up, and denote key- | |
3042 | // board ready and LK01 respectively. | |
3043 | // Ps = 5 3 -> Report Locator status as | |
3044 | // CSI ? 5 3 n Locator available, if compiled-in, or | |
3045 | // CSI ? 5 0 n No Locator, if not. | |
3046 | Terminal.prototype.deviceStatus = function(params) { | |
3047 | if (!this.prefix) { | |
3048 | switch (params[0]) { | |
3049 | case 5: | |
3050 | // status report | |
3051 | this.send('\x1b[0n'); | |
3052 | break; | |
3053 | case 6: | |
3054 | // cursor position | |
3055 | this.send('\x1b[' | |
3056 | + (this.y + 1) | |
3057 | + ';' | |
3058 | + (this.x + 1) | |
3059 | + 'R'); | |
3060 | break; | |
3061 | } | |
3062 | } else if (this.prefix === '?') { | |
3063 | // modern xterm doesnt seem to | |
3064 | // respond to any of these except ?6, 6, and 5 | |
3065 | switch (params[0]) { | |
3066 | case 6: | |
3067 | // cursor position | |
3068 | this.send('\x1b[?' | |
3069 | + (this.y + 1) | |
3070 | + ';' | |
3071 | + (this.x + 1) | |
3072 | + 'R'); | |
3073 | break; | |
3074 | case 15: | |
3075 | // no printer | |
3076 | // this.send('\x1b[?11n'); | |
3077 | break; | |
3078 | case 25: | |
3079 | // dont support user defined keys | |
3080 | // this.send('\x1b[?21n'); | |
3081 | break; | |
3082 | case 26: | |
3083 | // north american keyboard | |
3084 | // this.send('\x1b[?27;1;0;0n'); | |
3085 | break; | |
3086 | case 53: | |
3087 | // no dec locator/mouse | |
3088 | // this.send('\x1b[?50n'); | |
3089 | break; | |
3090 | } | |
3091 | } | |
3092 | }; | |
3093 | ||
3094 | /** | |
3095 | * Additions | |
3096 | */ | |
3097 | ||
3098 | // CSI Ps @ | |
3099 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
3100 | Terminal.prototype.insertChars = function(params) { | |
3101 | var param, row, j, ch; | |
3102 | ||
3103 | param = params[0]; | |
3104 | if (param < 1) param = 1; | |
3105 | ||
3106 | row = this.y + this.ybase; | |
3107 | j = this.x; | |
3108 | ch = [this.eraseAttr(), ' ']; // xterm | |
3109 | ||
3110 | while (param-- && j < this.cols) { | |
3111 | this.lines[row].splice(j++, 0, ch); | |
3112 | this.lines[row].pop(); | |
3113 | } | |
3114 | }; | |
3115 | ||
3116 | // CSI Ps E | |
3117 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
3118 | // same as CSI Ps B ? | |
3119 | Terminal.prototype.cursorNextLine = function(params) { | |
3120 | var param = params[0]; | |
3121 | if (param < 1) param = 1; | |
3122 | this.y += param; | |
3123 | if (this.y >= this.rows) { | |
3124 | this.y = this.rows - 1; | |
3125 | } | |
3126 | this.x = 0; | |
3127 | }; | |
3128 | ||
3129 | // CSI Ps F | |
3130 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
3131 | // reuse CSI Ps A ? | |
3132 | Terminal.prototype.cursorPrecedingLine = function(params) { | |
3133 | var param = params[0]; | |
3134 | if (param < 1) param = 1; | |
3135 | this.y -= param; | |
3136 | if (this.y < 0) this.y = 0; | |
3137 | this.x = 0; | |
3138 | }; | |
3139 | ||
3140 | // CSI Ps G | |
3141 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
3142 | Terminal.prototype.cursorCharAbsolute = function(params) { | |
3143 | var param = params[0]; | |
3144 | if (param < 1) param = 1; | |
3145 | this.x = param - 1; | |
3146 | }; | |
3147 | ||
3148 | // CSI Ps L | |
3149 | // Insert Ps Line(s) (default = 1) (IL). | |
3150 | Terminal.prototype.insertLines = function(params) { | |
3151 | var param, row, j; | |
3152 | ||
3153 | param = params[0]; | |
3154 | if (param < 1) param = 1; | |
3155 | row = this.y + this.ybase; | |
3156 | ||
3157 | j = this.rows - 1 - this.scrollBottom; | |
3158 | j = this.rows - 1 + this.ybase - j + 1; | |
3159 | ||
3160 | while (param--) { | |
3161 | // test: echo -e '\e[44m\e[1L\e[0m' | |
3162 | // blankLine(true) - xterm/linux behavior | |
3163 | this.lines.splice(row, 0, this.blankLine(true)); | |
3164 | this.lines.splice(j, 1); | |
3165 | } | |
3166 | ||
3167 | // this.maxRange(); | |
3168 | this.updateRange(this.y); | |
3169 | this.updateRange(this.scrollBottom); | |
3170 | }; | |
3171 | ||
3172 | // CSI Ps M | |
3173 | // Delete Ps Line(s) (default = 1) (DL). | |
3174 | Terminal.prototype.deleteLines = function(params) { | |
3175 | var param, row, j; | |
3176 | ||
3177 | param = params[0]; | |
3178 | if (param < 1) param = 1; | |
3179 | row = this.y + this.ybase; | |
3180 | ||
3181 | j = this.rows - 1 - this.scrollBottom; | |
3182 | j = this.rows - 1 + this.ybase - j; | |
3183 | ||
3184 | while (param--) { | |
3185 | // test: echo -e '\e[44m\e[1M\e[0m' | |
3186 | // blankLine(true) - xterm/linux behavior | |
3187 | this.lines.splice(j + 1, 0, this.blankLine(true)); | |
3188 | this.lines.splice(row, 1); | |
3189 | } | |
3190 | ||
3191 | // this.maxRange(); | |
3192 | this.updateRange(this.y); | |
3193 | this.updateRange(this.scrollBottom); | |
3194 | }; | |
3195 | ||
3196 | // CSI Ps P | |
3197 | // Delete Ps Character(s) (default = 1) (DCH). | |
3198 | Terminal.prototype.deleteChars = function(params) { | |
3199 | var param, row, ch; | |
3200 | ||
3201 | param = params[0]; | |
3202 | if (param < 1) param = 1; | |
3203 | ||
3204 | row = this.y + this.ybase; | |
3205 | ch = [this.eraseAttr(), ' ']; // xterm | |
3206 | ||
3207 | while (param--) { | |
3208 | this.lines[row].splice(this.x, 1); | |
3209 | this.lines[row].push(ch); | |
3210 | } | |
3211 | }; | |
3212 | ||
3213 | // CSI Ps X | |
3214 | // Erase Ps Character(s) (default = 1) (ECH). | |
3215 | Terminal.prototype.eraseChars = function(params) { | |
3216 | var param, row, j, ch; | |
3217 | ||
3218 | param = params[0]; | |
3219 | if (param < 1) param = 1; | |
3220 | ||
3221 | row = this.y + this.ybase; | |
3222 | j = this.x; | |
3223 | ch = [this.eraseAttr(), ' ']; // xterm | |
3224 | ||
3225 | while (param-- && j < this.cols) { | |
3226 | this.lines[row][j++] = ch; | |
3227 | } | |
3228 | }; | |
3229 | ||
3230 | // CSI Pm ` Character Position Absolute | |
3231 | // [column] (default = [row,1]) (HPA). | |
3232 | Terminal.prototype.charPosAbsolute = function(params) { | |
3233 | var param = params[0]; | |
3234 | if (param < 1) param = 1; | |
3235 | this.x = param - 1; | |
3236 | if (this.x >= this.cols) { | |
3237 | this.x = this.cols - 1; | |
3238 | } | |
3239 | }; | |
3240 | ||
3241 | // 141 61 a * HPR - | |
3242 | // Horizontal Position Relative | |
3243 | // reuse CSI Ps C ? | |
3244 | Terminal.prototype.HPositionRelative = function(params) { | |
3245 | var param = params[0]; | |
3246 | if (param < 1) param = 1; | |
3247 | this.x += param; | |
3248 | if (this.x >= this.cols) { | |
3249 | this.x = this.cols - 1; | |
3250 | } | |
3251 | }; | |
3252 | ||
3253 | // CSI Ps c Send Device Attributes (Primary DA). | |
3254 | // Ps = 0 or omitted -> request attributes from terminal. The | |
3255 | // response depends on the decTerminalID resource setting. | |
3256 | // -> CSI ? 1 ; 2 c (``VT100 with Advanced Video Option'') | |
3257 | // -> CSI ? 1 ; 0 c (``VT101 with No Options'') | |
3258 | // -> CSI ? 6 c (``VT102'') | |
3259 | // -> CSI ? 6 0 ; 1 ; 2 ; 6 ; 8 ; 9 ; 1 5 ; c (``VT220'') | |
3260 | // The VT100-style response parameters do not mean anything by | |
3261 | // themselves. VT220 parameters do, telling the host what fea- | |
3262 | // tures the terminal supports: | |
3263 | // Ps = 1 -> 132-columns. | |
3264 | // Ps = 2 -> Printer. | |
3265 | // Ps = 6 -> Selective erase. | |
3266 | // Ps = 8 -> User-defined keys. | |
3267 | // Ps = 9 -> National replacement character sets. | |
3268 | // Ps = 1 5 -> Technical characters. | |
3269 | // Ps = 2 2 -> ANSI color, e.g., VT525. | |
3270 | // Ps = 2 9 -> ANSI text locator (i.e., DEC Locator mode). | |
3271 | // CSI > Ps c | |
3272 | // Send Device Attributes (Secondary DA). | |
3273 | // Ps = 0 or omitted -> request the terminal's identification | |
3274 | // code. The response depends on the decTerminalID resource set- | |
3275 | // ting. It should apply only to VT220 and up, but xterm extends | |
3276 | // this to VT100. | |
3277 | // -> CSI > Pp ; Pv ; Pc c | |
3278 | // where Pp denotes the terminal type | |
3279 | // Pp = 0 -> ``VT100''. | |
3280 | // Pp = 1 -> ``VT220''. | |
3281 | // and Pv is the firmware version (for xterm, this was originally | |
3282 | // the XFree86 patch number, starting with 95). In a DEC termi- | |
3283 | // nal, Pc indicates the ROM cartridge registration number and is | |
3284 | // always zero. | |
3285 | // More information: | |
3286 | // xterm/charproc.c - line 2012, for more information. | |
3287 | // vim responds with ^[[?0c or ^[[?1c after the terminal's response (?) | |
3288 | Terminal.prototype.sendDeviceAttributes = function(params) { | |
3289 | if (params[0] > 0) return; | |
3290 | ||
3291 | if (!this.prefix) { | |
3292 | if (this.is('xterm') | |
3293 | || this.is('rxvt-unicode') | |
3294 | || this.is('screen')) { | |
3295 | this.send('\x1b[?1;2c'); | |
3296 | } else if (this.is('linux')) { | |
3297 | this.send('\x1b[?6c'); | |
3298 | } | |
3299 | } else if (this.prefix === '>') { | |
3300 | // xterm and urxvt | |
3301 | // seem to spit this | |
3302 | // out around ~370 times (?). | |
3303 | if (this.is('xterm')) { | |
3304 | this.send('\x1b[>0;276;0c'); | |
3305 | } else if (this.is('rxvt-unicode')) { | |
3306 | this.send('\x1b[>85;95;0c'); | |
3307 | } else if (this.is('linux')) { | |
3308 | // not supported by linux console. | |
3309 | // linux console echoes parameters. | |
3310 | this.send(params[0] + 'c'); | |
3311 | } else if (this.is('screen')) { | |
3312 | this.send('\x1b[>83;40003;0c'); | |
3313 | } | |
3314 | } | |
3315 | }; | |
3316 | ||
3317 | // CSI Pm d | |
3318 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
3319 | Terminal.prototype.linePosAbsolute = function(params) { | |
3320 | var param = params[0]; | |
3321 | if (param < 1) param = 1; | |
3322 | this.y = param - 1; | |
3323 | if (this.y >= this.rows) { | |
3324 | this.y = this.rows - 1; | |
3325 | } | |
3326 | }; | |
3327 | ||
3328 | // 145 65 e * VPR - Vertical Position Relative | |
3329 | // reuse CSI Ps B ? | |
3330 | Terminal.prototype.VPositionRelative = function(params) { | |
3331 | var param = params[0]; | |
3332 | if (param < 1) param = 1; | |
3333 | this.y += param; | |
3334 | if (this.y >= this.rows) { | |
3335 | this.y = this.rows - 1; | |
3336 | } | |
3337 | }; | |
3338 | ||
3339 | // CSI Ps ; Ps f | |
3340 | // Horizontal and Vertical Position [row;column] (default = | |
3341 | // [1,1]) (HVP). | |
3342 | Terminal.prototype.HVPosition = function(params) { | |
3343 | if (params[0] < 1) params[0] = 1; | |
3344 | if (params[1] < 1) params[1] = 1; | |
3345 | ||
3346 | this.y = params[0] - 1; | |
3347 | if (this.y >= this.rows) { | |
3348 | this.y = this.rows - 1; | |
3349 | } | |
3350 | ||
3351 | this.x = params[1] - 1; | |
3352 | if (this.x >= this.cols) { | |
3353 | this.x = this.cols - 1; | |
3354 | } | |
3355 | }; | |
3356 | ||
3357 | // CSI Pm h Set Mode (SM). | |
3358 | // Ps = 2 -> Keyboard Action Mode (AM). | |
3359 | // Ps = 4 -> Insert Mode (IRM). | |
3360 | // Ps = 1 2 -> Send/receive (SRM). | |
3361 | // Ps = 2 0 -> Automatic Newline (LNM). | |
3362 | // CSI ? Pm h | |
3363 | // DEC Private Mode Set (DECSET). | |
3364 | // Ps = 1 -> Application Cursor Keys (DECCKM). | |
3365 | // Ps = 2 -> Designate USASCII for character sets G0-G3 | |
3366 | // (DECANM), and set VT100 mode. | |
3367 | // Ps = 3 -> 132 Column Mode (DECCOLM). | |
3368 | // Ps = 4 -> Smooth (Slow) Scroll (DECSCLM). | |
3369 | // Ps = 5 -> Reverse Video (DECSCNM). | |
3370 | // Ps = 6 -> Origin Mode (DECOM). | |
3371 | // Ps = 7 -> Wraparound Mode (DECAWM). | |
3372 | // Ps = 8 -> Auto-repeat Keys (DECARM). | |
3373 | // Ps = 9 -> Send Mouse X & Y on button press. See the sec- | |
3374 | // tion Mouse Tracking. | |
3375 | // Ps = 1 0 -> Show toolbar (rxvt). | |
3376 | // Ps = 1 2 -> Start Blinking Cursor (att610). | |
3377 | // Ps = 1 8 -> Print form feed (DECPFF). | |
3378 | // Ps = 1 9 -> Set print extent to full screen (DECPEX). | |
3379 | // Ps = 2 5 -> Show Cursor (DECTCEM). | |
3380 | // Ps = 3 0 -> Show scrollbar (rxvt). | |
3381 | // Ps = 3 5 -> Enable font-shifting functions (rxvt). | |
3382 | // Ps = 3 8 -> Enter Tektronix Mode (DECTEK). | |
3383 | // Ps = 4 0 -> Allow 80 -> 132 Mode. | |
3384 | // Ps = 4 1 -> more(1) fix (see curses resource). | |
3385 | // Ps = 4 2 -> Enable Nation Replacement Character sets (DECN- | |
3386 | // RCM). | |
3387 | // Ps = 4 4 -> Turn On Margin Bell. | |
3388 | // Ps = 4 5 -> Reverse-wraparound Mode. | |
3389 | // Ps = 4 6 -> Start Logging. This is normally disabled by a | |
3390 | // compile-time option. | |
3391 | // Ps = 4 7 -> Use Alternate Screen Buffer. (This may be dis- | |
3392 | // abled by the titeInhibit resource). | |
3393 | // Ps = 6 6 -> Application keypad (DECNKM). | |
3394 | // Ps = 6 7 -> Backarrow key sends backspace (DECBKM). | |
3395 | // Ps = 1 0 0 0 -> Send Mouse X & Y on button press and | |
3396 | // release. See the section Mouse Tracking. | |
3397 | // Ps = 1 0 0 1 -> Use Hilite Mouse Tracking. | |
3398 | // Ps = 1 0 0 2 -> Use Cell Motion Mouse Tracking. | |
3399 | // Ps = 1 0 0 3 -> Use All Motion Mouse Tracking. | |
3400 | // Ps = 1 0 0 4 -> Send FocusIn/FocusOut events. | |
3401 | // Ps = 1 0 0 5 -> Enable Extended Mouse Mode. | |
3402 | // Ps = 1 0 1 0 -> Scroll to bottom on tty output (rxvt). | |
3403 | // Ps = 1 0 1 1 -> Scroll to bottom on key press (rxvt). | |
3404 | // Ps = 1 0 3 4 -> Interpret "meta" key, sets eighth bit. | |
3405 | // (enables the eightBitInput resource). | |
3406 | // Ps = 1 0 3 5 -> Enable special modifiers for Alt and Num- | |
3407 | // Lock keys. (This enables the numLock resource). | |
3408 | // Ps = 1 0 3 6 -> Send ESC when Meta modifies a key. (This | |
3409 | // enables the metaSendsEscape resource). | |
3410 | // Ps = 1 0 3 7 -> Send DEL from the editing-keypad Delete | |
3411 | // key. | |
3412 | // Ps = 1 0 3 9 -> Send ESC when Alt modifies a key. (This | |
3413 | // enables the altSendsEscape resource). | |
3414 | // Ps = 1 0 4 0 -> Keep selection even if not highlighted. | |
3415 | // (This enables the keepSelection resource). | |
3416 | // Ps = 1 0 4 1 -> Use the CLIPBOARD selection. (This enables | |
3417 | // the selectToClipboard resource). | |
3418 | // Ps = 1 0 4 2 -> Enable Urgency window manager hint when | |
3419 | // Control-G is received. (This enables the bellIsUrgent | |
3420 | // resource). | |
3421 | // Ps = 1 0 4 3 -> Enable raising of the window when Control-G | |
3422 | // is received. (enables the popOnBell resource). | |
3423 | // Ps = 1 0 4 7 -> Use Alternate Screen Buffer. (This may be | |
3424 | // disabled by the titeInhibit resource). | |
3425 | // Ps = 1 0 4 8 -> Save cursor as in DECSC. (This may be dis- | |
3426 | // abled by the titeInhibit resource). | |
3427 | // Ps = 1 0 4 9 -> Save cursor as in DECSC and use Alternate | |
3428 | // Screen Buffer, clearing it first. (This may be disabled by | |
3429 | // the titeInhibit resource). This combines the effects of the 1 | |
3430 | // 0 4 7 and 1 0 4 8 modes. Use this with terminfo-based | |
3431 | // applications rather than the 4 7 mode. | |
3432 | // Ps = 1 0 5 0 -> Set terminfo/termcap function-key mode. | |
3433 | // Ps = 1 0 5 1 -> Set Sun function-key mode. | |
3434 | // Ps = 1 0 5 2 -> Set HP function-key mode. | |
3435 | // Ps = 1 0 5 3 -> Set SCO function-key mode. | |
3436 | // Ps = 1 0 6 0 -> Set legacy keyboard emulation (X11R6). | |
3437 | // Ps = 1 0 6 1 -> Set VT220 keyboard emulation. | |
3438 | // Ps = 2 0 0 4 -> Set bracketed paste mode. | |
3439 | // Modes: | |
3440 | // http://vt100.net/docs/vt220-rm/chapter4.html | |
3441 | Terminal.prototype.setMode = function(params) { | |
3442 | if (typeof params === 'object') { | |
3443 | var l = params.length | |
3444 | , i = 0; | |
3445 | ||
3446 | for (; i < l; i++) { | |
3447 | this.setMode(params[i]); | |
3448 | } | |
3449 | ||
3450 | return; | |
3451 | } | |
3452 | ||
3453 | if (!this.prefix) { | |
3454 | switch (params) { | |
3455 | case 4: | |
3456 | this.insertMode = true; | |
3457 | break; | |
3458 | case 20: | |
3459 | //this.convertEol = true; | |
3460 | break; | |
3461 | } | |
3462 | } else if (this.prefix === '?') { | |
3463 | switch (params) { | |
3464 | case 1: | |
3465 | this.applicationCursor = true; | |
3466 | break; | |
3467 | case 2: | |
3468 | this.setgCharset(0, Terminal.charsets.US); | |
3469 | this.setgCharset(1, Terminal.charsets.US); | |
3470 | this.setgCharset(2, Terminal.charsets.US); | |
3471 | this.setgCharset(3, Terminal.charsets.US); | |
3472 | // set VT100 mode here | |
3473 | break; | |
3474 | case 3: // 132 col mode | |
3475 | this.savedCols = this.cols; | |
3476 | this.resize(132, this.rows); | |
3477 | break; | |
3478 | case 6: | |
3479 | this.originMode = true; | |
3480 | break; | |
3481 | case 7: | |
3482 | this.wraparoundMode = true; | |
3483 | break; | |
3484 | case 12: | |
3485 | // this.cursorBlink = true; | |
3486 | break; | |
3487 | case 66: | |
3488 | this.log('Serial port requested application keypad.'); | |
3489 | this.applicationKeypad = true; | |
3490 | break; | |
3491 | case 9: // X10 Mouse | |
3492 | // no release, no motion, no wheel, no modifiers. | |
3493 | case 1000: // vt200 mouse | |
3494 | // no motion. | |
3495 | // no modifiers, except control on the wheel. | |
3496 | case 1002: // button event mouse | |
3497 | case 1003: // any event mouse | |
3498 | // any event - sends motion events, | |
3499 | // even if there is no button held down. | |
3500 | this.x10Mouse = params === 9; | |
3501 | this.vt200Mouse = params === 1000; | |
3502 | this.normalMouse = params > 1000; | |
3503 | this.mouseEvents = true; | |
3504 | this.element.style.cursor = 'default'; | |
3505 | this.log('Binding to mouse events.'); | |
3506 | break; | |
3507 | case 1004: // send focusin/focusout events | |
3508 | // focusin: ^[[I | |
3509 | // focusout: ^[[O | |
3510 | this.sendFocus = true; | |
3511 | break; | |
3512 | case 1005: // utf8 ext mode mouse | |
3513 | this.utfMouse = true; | |
3514 | // for wide terminals | |
3515 | // simply encodes large values as utf8 characters | |
3516 | break; | |
3517 | case 1006: // sgr ext mode mouse | |
3518 | this.sgrMouse = true; | |
3519 | // for wide terminals | |
3520 | // does not add 32 to fields | |
3521 | // press: ^[[<b;x;yM | |
3522 | // release: ^[[<b;x;ym | |
3523 | break; | |
3524 | case 1015: // urxvt ext mode mouse | |
3525 | this.urxvtMouse = true; | |
3526 | // for wide terminals | |
3527 | // numbers for fields | |
3528 | // press: ^[[b;x;yM | |
3529 | // motion: ^[[b;x;yT | |
3530 | break; | |
3531 | case 25: // show cursor | |
3532 | this.cursorHidden = false; | |
3533 | break; | |
3534 | case 1049: // alt screen buffer cursor | |
3535 | //this.saveCursor(); | |
3536 | ; // FALL-THROUGH | |
3537 | case 47: // alt screen buffer | |
3538 | case 1047: // alt screen buffer | |
3539 | if (!this.normal) { | |
3540 | var normal = { | |
3541 | lines: this.lines, | |
3542 | ybase: this.ybase, | |
3543 | ydisp: this.ydisp, | |
3544 | x: this.x, | |
3545 | y: this.y, | |
3546 | scrollTop: this.scrollTop, | |
3547 | scrollBottom: this.scrollBottom, | |
3548 | tabs: this.tabs | |
3549 | // XXX save charset(s) here? | |
3550 | // charset: this.charset, | |
3551 | // glevel: this.glevel, | |
3552 | // charsets: this.charsets | |
3553 | }; | |
3554 | this.reset(); | |
3555 | this.normal = normal; | |
3556 | this.showCursor(); | |
3557 | } | |
3558 | break; | |
3559 | } | |
3560 | } | |
3561 | }; | |
3562 | ||
3563 | // CSI Pm l Reset Mode (RM). | |
3564 | // Ps = 2 -> Keyboard Action Mode (AM). | |
3565 | // Ps = 4 -> Replace Mode (IRM). | |
3566 | // Ps = 1 2 -> Send/receive (SRM). | |
3567 | // Ps = 2 0 -> Normal Linefeed (LNM). | |
3568 | // CSI ? Pm l | |
3569 | // DEC Private Mode Reset (DECRST). | |
3570 | // Ps = 1 -> Normal Cursor Keys (DECCKM). | |
3571 | // Ps = 2 -> Designate VT52 mode (DECANM). | |
3572 | // Ps = 3 -> 80 Column Mode (DECCOLM). | |
3573 | // Ps = 4 -> Jump (Fast) Scroll (DECSCLM). | |
3574 | // Ps = 5 -> Normal Video (DECSCNM). | |
3575 | // Ps = 6 -> Normal Cursor Mode (DECOM). | |
3576 | // Ps = 7 -> No Wraparound Mode (DECAWM). | |
3577 | // Ps = 8 -> No Auto-repeat Keys (DECARM). | |
3578 | // Ps = 9 -> Don't send Mouse X & Y on button press. | |
3579 | // Ps = 1 0 -> Hide toolbar (rxvt). | |
3580 | // Ps = 1 2 -> Stop Blinking Cursor (att610). | |
3581 | // Ps = 1 8 -> Don't print form feed (DECPFF). | |
3582 | // Ps = 1 9 -> Limit print to scrolling region (DECPEX). | |
3583 | // Ps = 2 5 -> Hide Cursor (DECTCEM). | |
3584 | // Ps = 3 0 -> Don't show scrollbar (rxvt). | |
3585 | // Ps = 3 5 -> Disable font-shifting functions (rxvt). | |
3586 | // Ps = 4 0 -> Disallow 80 -> 132 Mode. | |
3587 | // Ps = 4 1 -> No more(1) fix (see curses resource). | |
3588 | // Ps = 4 2 -> Disable Nation Replacement Character sets (DEC- | |
3589 | // NRCM). | |
3590 | // Ps = 4 4 -> Turn Off Margin Bell. | |
3591 | // Ps = 4 5 -> No Reverse-wraparound Mode. | |
3592 | // Ps = 4 6 -> Stop Logging. (This is normally disabled by a | |
3593 | // compile-time option). | |
3594 | // Ps = 4 7 -> Use Normal Screen Buffer. | |
3595 | // Ps = 6 6 -> Numeric keypad (DECNKM). | |
3596 | // Ps = 6 7 -> Backarrow key sends delete (DECBKM). | |
3597 | // Ps = 1 0 0 0 -> Don't send Mouse X & Y on button press and | |
3598 | // release. See the section Mouse Tracking. | |
3599 | // Ps = 1 0 0 1 -> Don't use Hilite Mouse Tracking. | |
3600 | // Ps = 1 0 0 2 -> Don't use Cell Motion Mouse Tracking. | |
3601 | // Ps = 1 0 0 3 -> Don't use All Motion Mouse Tracking. | |
3602 | // Ps = 1 0 0 4 -> Don't send FocusIn/FocusOut events. | |
3603 | // Ps = 1 0 0 5 -> Disable Extended Mouse Mode. | |
3604 | // Ps = 1 0 1 0 -> Don't scroll to bottom on tty output | |
3605 | // (rxvt). | |
3606 | // Ps = 1 0 1 1 -> Don't scroll to bottom on key press (rxvt). | |
3607 | // Ps = 1 0 3 4 -> Don't interpret "meta" key. (This disables | |
3608 | // the eightBitInput resource). | |
3609 | // Ps = 1 0 3 5 -> Disable special modifiers for Alt and Num- | |
3610 | // Lock keys. (This disables the numLock resource). | |
3611 | // Ps = 1 0 3 6 -> Don't send ESC when Meta modifies a key. | |
3612 | // (This disables the metaSendsEscape resource). | |
3613 | // Ps = 1 0 3 7 -> Send VT220 Remove from the editing-keypad | |
3614 | // Delete key. | |
3615 | // Ps = 1 0 3 9 -> Don't send ESC when Alt modifies a key. | |
3616 | // (This disables the altSendsEscape resource). | |
3617 | // Ps = 1 0 4 0 -> Do not keep selection when not highlighted. | |
3618 | // (This disables the keepSelection resource). | |
3619 | // Ps = 1 0 4 1 -> Use the PRIMARY selection. (This disables | |
3620 | // the selectToClipboard resource). | |
3621 | // Ps = 1 0 4 2 -> Disable Urgency window manager hint when | |
3622 | // Control-G is received. (This disables the bellIsUrgent | |
3623 | // resource). | |
3624 | // Ps = 1 0 4 3 -> Disable raising of the window when Control- | |
3625 | // G is received. (This disables the popOnBell resource). | |
3626 | // Ps = 1 0 4 7 -> Use Normal Screen Buffer, clearing screen | |
3627 | // first if in the Alternate Screen. (This may be disabled by | |
3628 | // the titeInhibit resource). | |
3629 | // Ps = 1 0 4 8 -> Restore cursor as in DECRC. (This may be | |
3630 | // disabled by the titeInhibit resource). | |
3631 | // Ps = 1 0 4 9 -> Use Normal Screen Buffer and restore cursor | |
3632 | // as in DECRC. (This may be disabled by the titeInhibit | |
3633 | // resource). This combines the effects of the 1 0 4 7 and 1 0 | |
3634 | // 4 8 modes. Use this with terminfo-based applications rather | |
3635 | // than the 4 7 mode. | |
3636 | // Ps = 1 0 5 0 -> Reset terminfo/termcap function-key mode. | |
3637 | // Ps = 1 0 5 1 -> Reset Sun function-key mode. | |
3638 | // Ps = 1 0 5 2 -> Reset HP function-key mode. | |
3639 | // Ps = 1 0 5 3 -> Reset SCO function-key mode. | |
3640 | // Ps = 1 0 6 0 -> Reset legacy keyboard emulation (X11R6). | |
3641 | // Ps = 1 0 6 1 -> Reset keyboard emulation to Sun/PC style. | |
3642 | // Ps = 2 0 0 4 -> Reset bracketed paste mode. | |
3643 | Terminal.prototype.resetMode = function(params) { | |
3644 | if (typeof params === 'object') { | |
3645 | var l = params.length | |
3646 | , i = 0; | |
3647 | ||
3648 | for (; i < l; i++) { | |
3649 | this.resetMode(params[i]); | |
3650 | } | |
3651 | ||
3652 | return; | |
3653 | } | |
3654 | ||
3655 | if (!this.prefix) { | |
3656 | switch (params) { | |
3657 | case 4: | |
3658 | this.insertMode = false; | |
3659 | break; | |
3660 | case 20: | |
3661 | //this.convertEol = false; | |
3662 | break; | |
3663 | } | |
3664 | } else if (this.prefix === '?') { | |
3665 | switch (params) { | |
3666 | case 1: | |
3667 | this.applicationCursor = false; | |
3668 | break; | |
3669 | case 3: | |
3670 | if (this.cols === 132 && this.savedCols) { | |
3671 | this.resize(this.savedCols, this.rows); | |
3672 | } | |
3673 | delete this.savedCols; | |
3674 | break; | |
3675 | case 6: | |
3676 | this.originMode = false; | |
3677 | break; | |
3678 | case 7: | |
3679 | this.wraparoundMode = false; | |
3680 | break; | |
3681 | case 12: | |
3682 | // this.cursorBlink = false; | |
3683 | break; | |
3684 | case 66: | |
3685 | this.log('Switching back to normal keypad.'); | |
3686 | this.applicationKeypad = false; | |
3687 | break; | |
3688 | case 9: // X10 Mouse | |
3689 | case 1000: // vt200 mouse | |
3690 | case 1002: // button event mouse | |
3691 | case 1003: // any event mouse | |
3692 | this.x10Mouse = false; | |
3693 | this.vt200Mouse = false; | |
3694 | this.normalMouse = false; | |
3695 | this.mouseEvents = false; | |
3696 | this.element.style.cursor = ''; | |
3697 | break; | |
3698 | case 1004: // send focusin/focusout events | |
3699 | this.sendFocus = false; | |
3700 | break; | |
3701 | case 1005: // utf8 ext mode mouse | |
3702 | this.utfMouse = false; | |
3703 | break; | |
3704 | case 1006: // sgr ext mode mouse | |
3705 | this.sgrMouse = false; | |
3706 | break; | |
3707 | case 1015: // urxvt ext mode mouse | |
3708 | this.urxvtMouse = false; | |
3709 | break; | |
3710 | case 25: // hide cursor | |
3711 | this.cursorHidden = true; | |
3712 | break; | |
3713 | case 1049: // alt screen buffer cursor | |
3714 | ; // FALL-THROUGH | |
3715 | case 47: // normal screen buffer | |
3716 | case 1047: // normal screen buffer - clearing it first | |
3717 | if (this.normal) { | |
3718 | this.lines = this.normal.lines; | |
3719 | this.ybase = this.normal.ybase; | |
3720 | this.ydisp = this.normal.ydisp; | |
3721 | this.x = this.normal.x; | |
3722 | this.y = this.normal.y; | |
3723 | this.scrollTop = this.normal.scrollTop; | |
3724 | this.scrollBottom = this.normal.scrollBottom; | |
3725 | this.tabs = this.normal.tabs; | |
3726 | this.normal = null; | |
3727 | // if (params === 1049) { | |
3728 | // this.x = this.savedX; | |
3729 | // this.y = this.savedY; | |
3730 | // } | |
3731 | this.refresh(0, this.rows - 1); | |
3732 | this.showCursor(); | |
3733 | } | |
3734 | break; | |
3735 | } | |
3736 | } | |
3737 | }; | |
3738 | ||
3739 | // CSI Ps ; Ps r | |
3740 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
3741 | // dow) (DECSTBM). | |
3742 | // CSI ? Pm r | |
3743 | Terminal.prototype.setScrollRegion = function(params) { | |
3744 | if (this.prefix) return; | |
3745 | this.scrollTop = (params[0] || 1) - 1; | |
3746 | this.scrollBottom = (params[1] || this.rows) - 1; | |
3747 | this.x = 0; | |
3748 | this.y = 0; | |
3749 | }; | |
3750 | ||
3751 | // CSI s | |
3752 | // Save cursor (ANSI.SYS). | |
3753 | Terminal.prototype.saveCursor = function(params) { | |
3754 | this.savedX = this.x; | |
3755 | this.savedY = this.y; | |
3756 | }; | |
3757 | ||
3758 | // CSI u | |
3759 | // Restore cursor (ANSI.SYS). | |
3760 | Terminal.prototype.restoreCursor = function(params) { | |
3761 | this.x = this.savedX || 0; | |
3762 | this.y = this.savedY || 0; | |
3763 | }; | |
3764 | ||
3765 | /** | |
3766 | * Lesser Used | |
3767 | */ | |
3768 | ||
3769 | // CSI Ps I | |
3770 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
3771 | Terminal.prototype.cursorForwardTab = function(params) { | |
3772 | var param = params[0] || 1; | |
3773 | while (param--) { | |
3774 | this.x = this.nextStop(); | |
3775 | } | |
3776 | }; | |
3777 | ||
3778 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
3779 | Terminal.prototype.scrollUp = function(params) { | |
3780 | var param = params[0] || 1; | |
3781 | while (param--) { | |
3782 | this.lines.splice(this.ybase + this.scrollTop, 1); | |
3783 | this.lines.splice(this.ybase + this.scrollBottom, 0, this.blankLine()); | |
3784 | } | |
3785 | // this.maxRange(); | |
3786 | this.updateRange(this.scrollTop); | |
3787 | this.updateRange(this.scrollBottom); | |
3788 | }; | |
3789 | ||
3790 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). | |
3791 | Terminal.prototype.scrollDown = function(params) { | |
3792 | var param = params[0] || 1; | |
3793 | while (param--) { | |
3794 | this.lines.splice(this.ybase + this.scrollBottom, 1); | |
3795 | this.lines.splice(this.ybase + this.scrollTop, 0, this.blankLine()); | |
3796 | } | |
3797 | // this.maxRange(); | |
3798 | this.updateRange(this.scrollTop); | |
3799 | this.updateRange(this.scrollBottom); | |
3800 | }; | |
3801 | ||
3802 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
3803 | // Initiate highlight mouse tracking. Parameters are | |
3804 | // [func;startx;starty;firstrow;lastrow]. See the section Mouse | |
3805 | // Tracking. | |
3806 | Terminal.prototype.initMouseTracking = function(params) { | |
3807 | // Relevant: DECSET 1001 | |
3808 | }; | |
3809 | ||
3810 | // CSI > Ps; Ps T | |
3811 | // Reset one or more features of the title modes to the default | |
3812 | // value. Normally, "reset" disables the feature. It is possi- | |
3813 | // ble to disable the ability to reset features by compiling a | |
3814 | // different default for the title modes into xterm. | |
3815 | // Ps = 0 -> Do not set window/icon labels using hexadecimal. | |
3816 | // Ps = 1 -> Do not query window/icon labels using hexadeci- | |
3817 | // mal. | |
3818 | // Ps = 2 -> Do not set window/icon labels using UTF-8. | |
3819 | // Ps = 3 -> Do not query window/icon labels using UTF-8. | |
3820 | // (See discussion of "Title Modes"). | |
3821 | Terminal.prototype.resetTitleModes = function(params) { | |
3822 | ; | |
3823 | }; | |
3824 | ||
3825 | // CSI Ps Z Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
3826 | Terminal.prototype.cursorBackwardTab = function(params) { | |
3827 | var param = params[0] || 1; | |
3828 | while (param--) { | |
3829 | this.x = this.prevStop(); | |
3830 | } | |
3831 | }; | |
3832 | ||
3833 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
3834 | Terminal.prototype.repeatPrecedingCharacter = function(params) { | |
3835 | var param = params[0] || 1 | |
3836 | , line = this.lines[this.ybase + this.y] | |
3837 | , ch = line[this.x - 1] || [this.defAttr, ' ']; | |
3838 | ||
3839 | while (param--) line[this.x++] = ch; | |
3840 | }; | |
3841 | ||
3842 | // CSI Ps g Tab Clear (TBC). | |
3843 | // Ps = 0 -> Clear Current Column (default). | |
3844 | // Ps = 3 -> Clear All. | |
3845 | // Potentially: | |
3846 | // Ps = 2 -> Clear Stops on Line. | |
3847 | // http://vt100.net/annarbor/aaa-ug/section6.html | |
3848 | Terminal.prototype.tabClear = function(params) { | |
3849 | var param = params[0]; | |
3850 | if (param <= 0) { | |
3851 | delete this.tabs[this.x]; | |
3852 | } else if (param === 3) { | |
3853 | this.tabs = {}; | |
3854 | } | |
3855 | }; | |
3856 | ||
3857 | // CSI Pm i Media Copy (MC). | |
3858 | // Ps = 0 -> Print screen (default). | |
3859 | // Ps = 4 -> Turn off printer controller mode. | |
3860 | // Ps = 5 -> Turn on printer controller mode. | |
3861 | // CSI ? Pm i | |
3862 | // Media Copy (MC, DEC-specific). | |
3863 | // Ps = 1 -> Print line containing cursor. | |
3864 | // Ps = 4 -> Turn off autoprint mode. | |
3865 | // Ps = 5 -> Turn on autoprint mode. | |
3866 | // Ps = 1 0 -> Print composed display, ignores DECPEX. | |
3867 | // Ps = 1 1 -> Print all pages. | |
3868 | Terminal.prototype.mediaCopy = function(params) { | |
3869 | ; | |
3870 | }; | |
3871 | ||
3872 | // CSI > Ps; Ps m | |
3873 | // Set or reset resource-values used by xterm to decide whether | |
3874 | // to construct escape sequences holding information about the | |
3875 | // modifiers pressed with a given key. The first parameter iden- | |
3876 | // tifies the resource to set/reset. The second parameter is the | |
3877 | // value to assign to the resource. If the second parameter is | |
3878 | // omitted, the resource is reset to its initial value. | |
3879 | // Ps = 1 -> modifyCursorKeys. | |
3880 | // Ps = 2 -> modifyFunctionKeys. | |
3881 | // Ps = 4 -> modifyOtherKeys. | |
3882 | // If no parameters are given, all resources are reset to their | |
3883 | // initial values. | |
3884 | Terminal.prototype.setResources = function(params) { | |
3885 | ; | |
3886 | }; | |
3887 | ||
3888 | // CSI > Ps n | |
3889 | // Disable modifiers which may be enabled via the CSI > Ps; Ps m | |
3890 | // sequence. This corresponds to a resource value of "-1", which | |
3891 | // cannot be set with the other sequence. The parameter identi- | |
3892 | // fies the resource to be disabled: | |
3893 | // Ps = 1 -> modifyCursorKeys. | |
3894 | // Ps = 2 -> modifyFunctionKeys. | |
3895 | // Ps = 4 -> modifyOtherKeys. | |
3896 | // If the parameter is omitted, modifyFunctionKeys is disabled. | |
3897 | // When modifyFunctionKeys is disabled, xterm uses the modifier | |
3898 | // keys to make an extended sequence of functions rather than | |
3899 | // adding a parameter to each function key to denote the modi- | |
3900 | // fiers. | |
3901 | Terminal.prototype.disableModifiers = function(params) { | |
3902 | ; | |
3903 | }; | |
3904 | ||
3905 | // CSI > Ps p | |
3906 | // Set resource value pointerMode. This is used by xterm to | |
3907 | // decide whether to hide the pointer cursor as the user types. | |
3908 | // Valid values for the parameter: | |
3909 | // Ps = 0 -> never hide the pointer. | |
3910 | // Ps = 1 -> hide if the mouse tracking mode is not enabled. | |
3911 | // Ps = 2 -> always hide the pointer. If no parameter is | |
3912 | // given, xterm uses the default, which is 1 . | |
3913 | Terminal.prototype.setPointerMode = function(params) { | |
3914 | ; | |
3915 | }; | |
3916 | ||
3917 | // CSI ! p Soft terminal reset (DECSTR). | |
3918 | // http://vt100.net/docs/vt220-rm/table4-10.html | |
3919 | Terminal.prototype.softReset = function(params) { | |
3920 | this.cursorHidden = false; | |
3921 | this.insertMode = false; | |
3922 | this.originMode = false; | |
3923 | this.wraparoundMode = false; // autowrap | |
3924 | this.applicationKeypad = false; // ? | |
3925 | this.applicationCursor = false; | |
3926 | this.scrollTop = 0; | |
3927 | this.scrollBottom = this.rows - 1; | |
3928 | this.curAttr = this.defAttr; | |
3929 | this.x = this.y = 0; // ? | |
3930 | this.charset = null; | |
3931 | this.glevel = 0; // ?? | |
3932 | this.charsets = [null]; // ?? | |
3933 | }; | |
3934 | ||
3935 | // CSI Ps$ p | |
3936 | // Request ANSI mode (DECRQM). For VT300 and up, reply is | |
3937 | // CSI Ps; Pm$ y | |
3938 | // where Ps is the mode number as in RM, and Pm is the mode | |
3939 | // value: | |
3940 | // 0 - not recognized | |
3941 | // 1 - set | |
3942 | // 2 - reset | |
3943 | // 3 - permanently set | |
3944 | // 4 - permanently reset | |
3945 | Terminal.prototype.requestAnsiMode = function(params) { | |
3946 | ; | |
3947 | }; | |
3948 | ||
3949 | // CSI ? Ps$ p | |
3950 | // Request DEC private mode (DECRQM). For VT300 and up, reply is | |
3951 | // CSI ? Ps; Pm$ p | |
3952 | // where Ps is the mode number as in DECSET, Pm is the mode value | |
3953 | // as in the ANSI DECRQM. | |
3954 | Terminal.prototype.requestPrivateMode = function(params) { | |
3955 | ; | |
3956 | }; | |
3957 | ||
3958 | // CSI Ps ; Ps " p | |
3959 | // Set conformance level (DECSCL). Valid values for the first | |
3960 | // parameter: | |
3961 | // Ps = 6 1 -> VT100. | |
3962 | // Ps = 6 2 -> VT200. | |
3963 | // Ps = 6 3 -> VT300. | |
3964 | // Valid values for the second parameter: | |
3965 | // Ps = 0 -> 8-bit controls. | |
3966 | // Ps = 1 -> 7-bit controls (always set for VT100). | |
3967 | // Ps = 2 -> 8-bit controls. | |
3968 | Terminal.prototype.setConformanceLevel = function(params) { | |
3969 | ; | |
3970 | }; | |
3971 | ||
3972 | // CSI Ps q Load LEDs (DECLL). | |
3973 | // Ps = 0 -> Clear all LEDS (default). | |
3974 | // Ps = 1 -> Light Num Lock. | |
3975 | // Ps = 2 -> Light Caps Lock. | |
3976 | // Ps = 3 -> Light Scroll Lock. | |
3977 | // Ps = 2 1 -> Extinguish Num Lock. | |
3978 | // Ps = 2 2 -> Extinguish Caps Lock. | |
3979 | // Ps = 2 3 -> Extinguish Scroll Lock. | |
3980 | Terminal.prototype.loadLEDs = function(params) { | |
3981 | ; | |
3982 | }; | |
3983 | ||
3984 | // CSI Ps SP q | |
3985 | // Set cursor style (DECSCUSR, VT520). | |
3986 | // Ps = 0 -> blinking block. | |
3987 | // Ps = 1 -> blinking block (default). | |
3988 | // Ps = 2 -> steady block. | |
3989 | // Ps = 3 -> blinking underline. | |
3990 | // Ps = 4 -> steady underline. | |
3991 | Terminal.prototype.setCursorStyle = function(params) { | |
3992 | ; | |
3993 | }; | |
3994 | ||
3995 | // CSI Ps " q | |
3996 | // Select character protection attribute (DECSCA). Valid values | |
3997 | // for the parameter: | |
3998 | // Ps = 0 -> DECSED and DECSEL can erase (default). | |
3999 | // Ps = 1 -> DECSED and DECSEL cannot erase. | |
4000 | // Ps = 2 -> DECSED and DECSEL can erase. | |
4001 | Terminal.prototype.setCharProtectionAttr = function(params) { | |
4002 | ; | |
4003 | }; | |
4004 | ||
4005 | // CSI ? Pm r | |
4006 | // Restore DEC Private Mode Values. The value of Ps previously | |
4007 | // saved is restored. Ps values are the same as for DECSET. | |
4008 | Terminal.prototype.restorePrivateValues = function(params) { | |
4009 | ; | |
4010 | }; | |
4011 | ||
4012 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
4013 | // Change Attributes in Rectangular Area (DECCARA), VT400 and up. | |
4014 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
4015 | // Ps denotes the SGR attributes to change: 0, 1, 4, 5, 7. | |
4016 | // NOTE: xterm doesn't enable this code by default. | |
4017 | Terminal.prototype.setAttrInRectangle = function(params) { | |
4018 | var t = params[0] | |
4019 | , l = params[1] | |
4020 | , b = params[2] | |
4021 | , r = params[3] | |
4022 | , attr = params[4]; | |
4023 | ||
4024 | var line | |
4025 | , i; | |
4026 | ||
4027 | for (; t < b + 1; t++) { | |
4028 | line = this.lines[this.ybase + t]; | |
4029 | for (i = l; i < r; i++) { | |
4030 | line[i] = [attr, line[i][1]]; | |
4031 | } | |
4032 | } | |
4033 | ||
4034 | // this.maxRange(); | |
4035 | this.updateRange(params[0]); | |
4036 | this.updateRange(params[2]); | |
4037 | }; | |
4038 | ||
4039 | ||
4040 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
4041 | // Fill Rectangular Area (DECFRA), VT420 and up. | |
4042 | // Pc is the character to use. | |
4043 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
4044 | // NOTE: xterm doesn't enable this code by default. | |
4045 | Terminal.prototype.fillRectangle = function(params) { | |
4046 | var ch = params[0] | |
4047 | , t = params[1] | |
4048 | , l = params[2] | |
4049 | , b = params[3] | |
4050 | , r = params[4]; | |
4051 | ||
4052 | var line | |
4053 | , i; | |
4054 | ||
4055 | for (; t < b + 1; t++) { | |
4056 | line = this.lines[this.ybase + t]; | |
4057 | for (i = l; i < r; i++) { | |
4058 | line[i] = [line[i][0], String.fromCharCode(ch)]; | |
4059 | } | |
4060 | } | |
4061 | ||
4062 | // this.maxRange(); | |
4063 | this.updateRange(params[1]); | |
4064 | this.updateRange(params[3]); | |
4065 | }; | |
4066 | ||
4067 | // CSI Ps ; Pu ' z | |
4068 | // Enable Locator Reporting (DECELR). | |
4069 | // Valid values for the first parameter: | |
4070 | // Ps = 0 -> Locator disabled (default). | |
4071 | // Ps = 1 -> Locator enabled. | |
4072 | // Ps = 2 -> Locator enabled for one report, then disabled. | |
4073 | // The second parameter specifies the coordinate unit for locator | |
4074 | // reports. | |
4075 | // Valid values for the second parameter: | |
4076 | // Pu = 0 <- or omitted -> default to character cells. | |
4077 | // Pu = 1 <- device physical pixels. | |
4078 | // Pu = 2 <- character cells. | |
4079 | Terminal.prototype.enableLocatorReporting = function(params) { | |
4080 | var val = params[0] > 0; | |
4081 | //this.mouseEvents = val; | |
4082 | //this.decLocator = val; | |
4083 | }; | |
4084 | ||
4085 | // CSI Pt; Pl; Pb; Pr$ z | |
4086 | // Erase Rectangular Area (DECERA), VT400 and up. | |
4087 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
4088 | // NOTE: xterm doesn't enable this code by default. | |
4089 | Terminal.prototype.eraseRectangle = function(params) { | |
4090 | var t = params[0] | |
4091 | , l = params[1] | |
4092 | , b = params[2] | |
4093 | , r = params[3]; | |
4094 | ||
4095 | var line | |
4096 | , i | |
4097 | , ch; | |
4098 | ||
4099 | ch = [this.eraseAttr(), ' ']; // xterm? | |
4100 | ||
4101 | for (; t < b + 1; t++) { | |
4102 | line = this.lines[this.ybase + t]; | |
4103 | for (i = l; i < r; i++) { | |
4104 | line[i] = ch; | |
4105 | } | |
4106 | } | |
4107 | ||
4108 | // this.maxRange(); | |
4109 | this.updateRange(params[0]); | |
4110 | this.updateRange(params[2]); | |
4111 | }; | |
8bc844c0 | 4112 | |
8bc844c0 | 4113 | |
3f455f90 PK |
4114 | // CSI P m SP } |
4115 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
4116 | // NOTE: xterm doesn't enable this code by default. | |
4117 | Terminal.prototype.insertColumns = function() { | |
4118 | var param = params[0] | |
4119 | , l = this.ybase + this.rows | |
4120 | , ch = [this.eraseAttr(), ' '] // xterm? | |
4121 | , i; | |
8bc844c0 | 4122 | |
3f455f90 PK |
4123 | while (param--) { |
4124 | for (i = this.ybase; i < l; i++) { | |
4125 | this.lines[i].splice(this.x + 1, 0, ch); | |
4126 | this.lines[i].pop(); | |
8bc844c0 | 4127 | } |
3f455f90 | 4128 | } |
8bc844c0 | 4129 | |
3f455f90 PK |
4130 | this.maxRange(); |
4131 | }; | |
8bc844c0 | 4132 | |
3f455f90 PK |
4133 | // CSI P m SP ~ |
4134 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
4135 | // NOTE: xterm doesn't enable this code by default. | |
4136 | Terminal.prototype.deleteColumns = function() { | |
4137 | var param = params[0] | |
4138 | , l = this.ybase + this.rows | |
4139 | , ch = [this.eraseAttr(), ' '] // xterm? | |
4140 | , i; | |
4141 | ||
4142 | while (param--) { | |
4143 | for (i = this.ybase; i < l; i++) { | |
4144 | this.lines[i].splice(this.x, 1); | |
4145 | this.lines[i].push(ch); | |
4146 | } | |
4147 | } | |
8bc844c0 | 4148 | |
3f455f90 PK |
4149 | this.maxRange(); |
4150 | }; | |
8bc844c0 | 4151 | |
8bc844c0 | 4152 | |
3f455f90 PK |
4153 | Terminal.prototype.copyBuffer = function(lines) { |
4154 | var lines = lines || this.lines | |
4155 | , out = []; | |
8bc844c0 | 4156 | |
3f455f90 PK |
4157 | for (var y = 0; y < lines.length; y++) { |
4158 | out[y] = []; | |
4159 | for (var x = 0; x < lines[y].length; x++) { | |
4160 | out[y][x] = [lines[y][x][0], lines[y][x][1]]; | |
4161 | } | |
4162 | } | |
8bc844c0 | 4163 | |
3f455f90 PK |
4164 | return out; |
4165 | }; | |
8bc844c0 | 4166 | |
3f455f90 PK |
4167 | Terminal.prototype.getCopyTextarea = function(text) { |
4168 | var textarea = this._copyTextarea | |
4169 | , document = this.document; | |
4170 | ||
4171 | if (!textarea) { | |
4172 | textarea = document.createElement('textarea'); | |
4173 | textarea.style.position = 'absolute'; | |
4174 | textarea.style.left = '-32000px'; | |
4175 | textarea.style.top = '-32000px'; | |
4176 | textarea.style.width = '0px'; | |
4177 | textarea.style.height = '0px'; | |
4178 | textarea.style.opacity = '0'; | |
4179 | textarea.style.backgroundColor = 'transparent'; | |
4180 | textarea.style.borderStyle = 'none'; | |
4181 | textarea.style.outlineStyle = 'none'; | |
4182 | ||
4183 | document.getElementsByTagName('body')[0].appendChild(textarea); | |
4184 | ||
4185 | this._copyTextarea = textarea; | |
4186 | } | |
8bc844c0 | 4187 | |
3f455f90 PK |
4188 | return textarea; |
4189 | }; | |
8bc844c0 | 4190 | |
3f455f90 PK |
4191 | // NOTE: Only works for primary selection on X11. |
4192 | // Non-X11 users should use Ctrl-C instead. | |
4193 | Terminal.prototype.copyText = function(text) { | |
4194 | var self = this | |
4195 | , textarea = this.getCopyTextarea(); | |
8bc844c0 | 4196 | |
3f455f90 | 4197 | this.emit('copy', text); |
8bc844c0 | 4198 | |
3f455f90 PK |
4199 | textarea.focus(); |
4200 | textarea.textContent = text; | |
4201 | textarea.value = text; | |
4202 | textarea.setSelectionRange(0, text.length); | |
8bc844c0 | 4203 | |
3f455f90 PK |
4204 | setTimeout(function() { |
4205 | self.element.focus(); | |
4206 | self.focus(); | |
4207 | }, 1); | |
4208 | }; | |
8bc844c0 | 4209 | |
3f455f90 PK |
4210 | Terminal.prototype.keyPrefix = function(ev, key) { |
4211 | if (key === 'k' || key === '&') { | |
4212 | this.destroy(); | |
4213 | } else if (key === 'p' || key === ']') { | |
4214 | this.emit('request paste'); | |
4215 | } else if (key === 'c') { | |
4216 | this.emit('request create'); | |
4217 | } else if (key >= '0' && key <= '9') { | |
4218 | key = +key - 1; | |
4219 | if (!~key) key = 9; | |
4220 | this.emit('request term', key); | |
4221 | } else if (key === 'n') { | |
4222 | this.emit('request term next'); | |
4223 | } else if (key === 'P') { | |
4224 | this.emit('request term previous'); | |
4225 | } else if (key === ':') { | |
4226 | this.emit('request command mode'); | |
4227 | } | |
4228 | }; | |
8bc844c0 | 4229 | |
3f455f90 PK |
4230 | Terminal.prototype.keySelect = function(ev, key) { |
4231 | this.showCursor(); | |
4232 | ||
4233 | if (key === '\x04') { // ctrl-d | |
4234 | var y = this.ydisp + this.y; | |
4235 | if (this.ydisp === this.ybase) { | |
4236 | // Mimic vim behavior | |
4237 | this.y = Math.min(this.y + (this.rows - 1) / 2 | 0, this.rows - 1); | |
4238 | this.refresh(0, this.rows - 1); | |
8bc844c0 | 4239 | } else { |
3f455f90 | 4240 | this.scrollDisp((this.rows - 1) / 2 | 0); |
8bc844c0 | 4241 | } |
3f455f90 PK |
4242 | return; |
4243 | } | |
8bc844c0 | 4244 | |
3f455f90 PK |
4245 | if (key === '\x15') { // ctrl-u |
4246 | var y = this.ydisp + this.y; | |
4247 | if (this.ydisp === 0) { | |
4248 | // Mimic vim behavior | |
4249 | this.y = Math.max(this.y - (this.rows - 1) / 2 | 0, 0); | |
4250 | this.refresh(0, this.rows - 1); | |
4251 | } else { | |
4252 | this.scrollDisp(-(this.rows - 1) / 2 | 0); | |
8bc844c0 | 4253 | } |
3f455f90 | 4254 | return; |
8bc844c0 | 4255 | } |
3f455f90 PK |
4256 | |
4257 | if (key === '\x06') { // ctrl-f | |
4258 | var y = this.ydisp + this.y; | |
4259 | this.scrollDisp(this.rows - 1); | |
4260 | return; | |
8bc844c0 | 4261 | } |
3f455f90 PK |
4262 | |
4263 | if (key === '\x02') { // ctrl-b | |
4264 | var y = this.ydisp + this.y; | |
8bc844c0 | 4265 | this.scrollDisp(-(this.rows - 1)); |
3f455f90 | 4266 | return; |
8bc844c0 | 4267 | } |
3f455f90 PK |
4268 | |
4269 | if (key === 'k' || key === '\x1b[A') { | |
4270 | var y = this.ydisp + this.y; | |
4271 | this.y--; | |
4272 | if (this.y < 0) { | |
4273 | this.y = 0; | |
4274 | this.scrollDisp(-1); | |
8bc844c0 | 4275 | } |
3f455f90 PK |
4276 | this.refresh(this.y, this.y + 1); |
4277 | return; | |
8bc844c0 | 4278 | } |
3f455f90 PK |
4279 | |
4280 | if (key === 'j' || key === '\x1b[B') { | |
4281 | var y = this.ydisp + this.y; | |
4282 | this.y++; | |
4283 | if (this.y >= this.rows) { | |
4284 | this.y = this.rows - 1; | |
4285 | this.scrollDisp(1); | |
4286 | } | |
4287 | this.refresh(this.y - 1, this.y); | |
4288 | return; | |
9e6cb6b6 | 4289 | } |
3f455f90 PK |
4290 | |
4291 | if (key === 'h' || key === '\x1b[D') { | |
4292 | var x = this.x; | |
4293 | this.x--; | |
4294 | if (this.x < 0) { | |
4295 | this.x = 0; | |
4296 | } | |
4297 | this.refresh(this.y, this.y); | |
4298 | return; | |
ffcbfdec | 4299 | } |
ffcbfdec | 4300 | |
3f455f90 PK |
4301 | if (key === 'l' || key === '\x1b[C') { |
4302 | var x = this.x; | |
4303 | this.x++; | |
4304 | if (this.x >= this.cols) { | |
4305 | this.x = this.cols - 1; | |
4306 | } | |
4307 | this.refresh(this.y, this.y); | |
4308 | return; | |
4309 | } | |
ffcbfdec | 4310 | |
3f455f90 PK |
4311 | if (key === 'w' || key === 'W') { |
4312 | var ox = this.x; | |
4313 | var oy = this.y; | |
4314 | var oyd = this.ydisp; | |
4315 | ||
4316 | var x = this.x; | |
4317 | var y = this.y; | |
4318 | var yb = this.ydisp; | |
4319 | var saw_space = false; | |
4320 | ||
4321 | for (;;) { | |
4322 | var line = this.lines[yb + y]; | |
4323 | while (x < this.cols) { | |
4324 | if (line[x][1] <= ' ') { | |
4325 | saw_space = true; | |
4326 | } else if (saw_space) { | |
4327 | break; | |
4328 | } | |
4329 | x++; | |
4330 | } | |
4331 | if (x >= this.cols) x = this.cols - 1; | |
4332 | if (x === this.cols - 1 && line[x][1] <= ' ') { | |
4333 | x = 0; | |
4334 | if (++y >= this.rows) { | |
4335 | y--; | |
4336 | if (++yb > this.ybase) { | |
4337 | yb = this.ybase; | |
4338 | x = this.x; | |
4339 | break; | |
4340 | } | |
4341 | } | |
4342 | continue; | |
4343 | } | |
4344 | break; | |
4345 | } | |
ffcbfdec | 4346 | |
3f455f90 PK |
4347 | this.x = x, this.y = y; |
4348 | this.scrollDisp(-this.ydisp + yb); | |
ffcbfdec | 4349 | |
3f455f90 | 4350 | return; |
0d60718f | 4351 | } |
8bc844c0 | 4352 | |
3f455f90 PK |
4353 | if (key === 'b' || key === 'B') { |
4354 | var ox = this.x; | |
4355 | var oy = this.y; | |
4356 | var oyd = this.ydisp; | |
4357 | ||
4358 | var x = this.x; | |
4359 | var y = this.y; | |
4360 | var yb = this.ydisp; | |
4361 | ||
4362 | for (;;) { | |
4363 | var line = this.lines[yb + y]; | |
4364 | var saw_space = x > 0 && line[x][1] > ' ' && line[x - 1][1] > ' '; | |
4365 | while (x >= 0) { | |
4366 | if (line[x][1] <= ' ') { | |
4367 | if (saw_space && (x + 1 < this.cols && line[x + 1][1] > ' ')) { | |
4368 | x++; | |
4369 | break; | |
4370 | } else { | |
4371 | saw_space = true; | |
4372 | } | |
4373 | } | |
4374 | x--; | |
4375 | } | |
4376 | if (x < 0) x = 0; | |
4377 | if (x === 0 && (line[x][1] <= ' ' || !saw_space)) { | |
4378 | x = this.cols - 1; | |
4379 | if (--y < 0) { | |
4380 | y++; | |
4381 | if (--yb < 0) { | |
4382 | yb++; | |
4383 | x = 0; | |
4384 | break; | |
4385 | } | |
4386 | } | |
4387 | continue; | |
4388 | } | |
4389 | break; | |
4390 | } | |
8bc844c0 | 4391 | |
3f455f90 PK |
4392 | this.x = x, this.y = y; |
4393 | this.scrollDisp(-this.ydisp + yb); | |
9e6cb6b6 | 4394 | |
3f455f90 PK |
4395 | return; |
4396 | } | |
9e6cb6b6 | 4397 | |
3f455f90 PK |
4398 | if (key === 'e' || key === 'E') { |
4399 | var x = this.x + 1; | |
4400 | var y = this.y; | |
4401 | var yb = this.ydisp; | |
4402 | if (x >= this.cols) x--; | |
4403 | ||
4404 | for (;;) { | |
4405 | var line = this.lines[yb + y]; | |
4406 | while (x < this.cols) { | |
4407 | if (line[x][1] <= ' ') { | |
4408 | x++; | |
4409 | } else { | |
4410 | break; | |
4411 | } | |
4412 | } | |
4413 | while (x < this.cols) { | |
4414 | if (line[x][1] <= ' ') { | |
4415 | if (x - 1 >= 0 && line[x - 1][1] > ' ') { | |
4416 | x--; | |
4417 | break; | |
4418 | } | |
4419 | } | |
4420 | x++; | |
4421 | } | |
4422 | if (x >= this.cols) x = this.cols - 1; | |
4423 | if (x === this.cols - 1 && line[x][1] <= ' ') { | |
4424 | x = 0; | |
4425 | if (++y >= this.rows) { | |
4426 | y--; | |
4427 | if (++yb > this.ybase) { | |
4428 | yb = this.ybase; | |
4429 | break; | |
4430 | } | |
4431 | } | |
4432 | continue; | |
4433 | } | |
4434 | break; | |
9e6cb6b6 | 4435 | } |
9e6cb6b6 | 4436 | |
3f455f90 PK |
4437 | this.x = x, this.y = y; |
4438 | this.scrollDisp(-this.ydisp + yb); | |
9e6cb6b6 | 4439 | |
3f455f90 PK |
4440 | return; |
4441 | } | |
8bc844c0 | 4442 | |
3f455f90 PK |
4443 | if (key === '^' || key === '0') { |
4444 | var ox = this.x; | |
8bc844c0 | 4445 | |
3f455f90 PK |
4446 | if (key === '0') { |
4447 | this.x = 0; | |
4448 | } else if (key === '^') { | |
4449 | var line = this.lines[this.ydisp + this.y]; | |
4450 | var x = 0; | |
4451 | while (x < this.cols) { | |
4452 | if (line[x][1] > ' ') { | |
4453 | break; | |
4454 | } | |
4455 | x++; | |
4456 | } | |
4457 | if (x >= this.cols) x = this.cols - 1; | |
4458 | this.x = x; | |
4459 | } | |
8bc844c0 | 4460 | |
3f455f90 PK |
4461 | this.refresh(this.y, this.y); |
4462 | return; | |
4463 | } | |
8bc844c0 | 4464 | |
3f455f90 PK |
4465 | if (key === '$') { |
4466 | var ox = this.x; | |
4467 | var line = this.lines[this.ydisp + this.y]; | |
4468 | var x = this.cols - 1; | |
4469 | while (x >= 0) { | |
4470 | x--; | |
9e6cb6b6 | 4471 | } |
3f455f90 PK |
4472 | if (x < 0) x = 0; |
4473 | this.x = x; | |
4474 | this.refresh(this.y, this.y); | |
4475 | return; | |
9e6cb6b6 | 4476 | } |
3f455f90 PK |
4477 | |
4478 | if (key === 'g' || key === 'G') { | |
4479 | var ox = this.x; | |
4480 | var oy = this.y; | |
4481 | var oyd = this.ydisp; | |
4482 | if (key === 'g') { | |
4483 | this.x = 0, this.y = 0; | |
4484 | this.scrollDisp(-this.ydisp); | |
4485 | } else if (key === 'G') { | |
4486 | this.x = 0, this.y = this.rows - 1; | |
4487 | this.scrollDisp(this.ybase); | |
9e6cb6b6 | 4488 | } |
3f455f90 | 4489 | return; |
9e6cb6b6 | 4490 | } |
8bc844c0 | 4491 | |
3f455f90 PK |
4492 | if (key === 'H' || key === 'M' || key === 'L') { |
4493 | var ox = this.x; | |
4494 | var oy = this.y; | |
4495 | if (key === 'H') { | |
4496 | this.x = 0, this.y = 0; | |
4497 | } else if (key === 'M') { | |
4498 | this.x = 0, this.y = this.rows / 2 | 0; | |
4499 | } else if (key === 'L') { | |
4500 | this.x = 0, this.y = this.rows - 1; | |
9e6cb6b6 | 4501 | } |
3f455f90 PK |
4502 | this.refresh(oy, oy); |
4503 | this.refresh(this.y, this.y); | |
4504 | return; | |
9e6cb6b6 | 4505 | } |
3f455f90 PK |
4506 | |
4507 | if (key === '{' || key === '}') { | |
4508 | var ox = this.x; | |
4509 | var oy = this.y; | |
4510 | var oyd = this.ydisp; | |
4511 | ||
4512 | var line; | |
4513 | var saw_full = false; | |
4514 | var found = false; | |
4515 | var first_is_space = -1; | |
4516 | var y = this.y + (key === '{' ? -1 : 1); | |
4517 | var yb = this.ydisp; | |
4518 | var i; | |
4519 | ||
4520 | if (key === '{') { | |
4521 | if (y < 0) { | |
4522 | y++; | |
4523 | if (yb > 0) yb--; | |
4524 | } | |
4525 | } else if (key === '}') { | |
4526 | if (y >= this.rows) { | |
4527 | y--; | |
4528 | if (yb < this.ybase) yb++; | |
9e6cb6b6 CJ |
4529 | } |
4530 | } | |
8bc844c0 | 4531 | |
3f455f90 PK |
4532 | for (;;) { |
4533 | line = this.lines[yb + y]; | |
8bc844c0 | 4534 | |
3f455f90 PK |
4535 | for (i = 0; i < this.cols; i++) { |
4536 | if (line[i][1] > ' ') { | |
4537 | if (first_is_space === -1) { | |
4538 | first_is_space = 0; | |
4539 | } | |
4540 | saw_full = true; | |
4541 | break; | |
4542 | } else if (i === this.cols - 1) { | |
4543 | if (first_is_space === -1) { | |
4544 | first_is_space = 1; | |
4545 | } else if (first_is_space === 0) { | |
4546 | found = true; | |
4547 | } else if (first_is_space === 1) { | |
4548 | if (saw_full) found = true; | |
4549 | } | |
4550 | break; | |
4551 | } | |
4552 | } | |
8bc844c0 | 4553 | |
3f455f90 | 4554 | if (found) break; |
8bc844c0 | 4555 | |
3f455f90 PK |
4556 | if (key === '{') { |
4557 | y--; | |
4558 | if (y < 0) { | |
4559 | y++; | |
4560 | if (yb > 0) yb--; | |
4561 | else break; | |
4562 | } | |
4563 | } else if (key === '}') { | |
4564 | y++; | |
4565 | if (y >= this.rows) { | |
4566 | y--; | |
4567 | if (yb < this.ybase) yb++; | |
4568 | else break; | |
4569 | } | |
9e6cb6b6 CJ |
4570 | } |
4571 | } | |
3f455f90 PK |
4572 | |
4573 | if (!found) { | |
4574 | if (key === '{') { | |
4575 | y = 0; | |
4576 | yb = 0; | |
4577 | } else if (key === '}') { | |
4578 | y = this.rows - 1; | |
9e6cb6b6 | 4579 | yb = this.ybase; |
9e6cb6b6 CJ |
4580 | } |
4581 | } | |
8bc844c0 | 4582 | |
3f455f90 PK |
4583 | this.x = 0, this.y = y; |
4584 | this.scrollDisp(-this.ydisp + yb); | |
8bc844c0 | 4585 | |
3f455f90 PK |
4586 | return; |
4587 | } | |
8bc844c0 | 4588 | |
3f455f90 PK |
4589 | return false; |
4590 | }; | |
8bc844c0 | 4591 | |
3f455f90 PK |
4592 | /** |
4593 | * Character Sets | |
4594 | */ | |
4595 | ||
4596 | Terminal.charsets = {}; | |
4597 | ||
4598 | // DEC Special Character and Line Drawing Set. | |
4599 | // http://vt100.net/docs/vt102-ug/table5-13.html | |
4600 | // A lot of curses apps use this if they see TERM=xterm. | |
4601 | // testing: echo -e '\e(0a\e(B' | |
4602 | // The xterm output sometimes seems to conflict with the | |
4603 | // reference above. xterm seems in line with the reference | |
4604 | // when running vttest however. | |
4605 | // The table below now uses xterm's output from vttest. | |
4606 | Terminal.charsets.SCLD = { // (0 | |
4607 | '`': '\u25c6', // '◆' | |
4608 | 'a': '\u2592', // '▒' | |
4609 | 'b': '\u0009', // '\t' | |
4610 | 'c': '\u000c', // '\f' | |
4611 | 'd': '\u000d', // '\r' | |
4612 | 'e': '\u000a', // '\n' | |
4613 | 'f': '\u00b0', // '°' | |
4614 | 'g': '\u00b1', // '±' | |
4615 | 'h': '\u2424', // '\u2424' (NL) | |
4616 | 'i': '\u000b', // '\v' | |
4617 | 'j': '\u2518', // '┘' | |
4618 | 'k': '\u2510', // '┐' | |
4619 | 'l': '\u250c', // '┌' | |
4620 | 'm': '\u2514', // '└' | |
4621 | 'n': '\u253c', // '┼' | |
4622 | 'o': '\u23ba', // '⎺' | |
4623 | 'p': '\u23bb', // '⎻' | |
4624 | 'q': '\u2500', // '─' | |
4625 | 'r': '\u23bc', // '⎼' | |
4626 | 's': '\u23bd', // '⎽' | |
4627 | 't': '\u251c', // '├' | |
4628 | 'u': '\u2524', // '┤' | |
4629 | 'v': '\u2534', // '┴' | |
4630 | 'w': '\u252c', // '┬' | |
4631 | 'x': '\u2502', // '│' | |
4632 | 'y': '\u2264', // '≤' | |
4633 | 'z': '\u2265', // '≥' | |
4634 | '{': '\u03c0', // 'π' | |
4635 | '|': '\u2260', // '≠' | |
4636 | '}': '\u00a3', // '£' | |
4637 | '~': '\u00b7' // '·' | |
4638 | }; | |
4639 | ||
4640 | Terminal.charsets.UK = null; // (A | |
4641 | Terminal.charsets.US = null; // (B (USASCII) | |
4642 | Terminal.charsets.Dutch = null; // (4 | |
4643 | Terminal.charsets.Finnish = null; // (C or (5 | |
4644 | Terminal.charsets.French = null; // (R | |
4645 | Terminal.charsets.FrenchCanadian = null; // (Q | |
4646 | Terminal.charsets.German = null; // (K | |
4647 | Terminal.charsets.Italian = null; // (Y | |
4648 | Terminal.charsets.NorwegianDanish = null; // (E or (6 | |
4649 | Terminal.charsets.Spanish = null; // (Z | |
4650 | Terminal.charsets.Swedish = null; // (H or (7 | |
4651 | Terminal.charsets.Swiss = null; // (= | |
4652 | Terminal.charsets.ISOLatin = null; // /A | |
4653 | ||
4654 | /** | |
4655 | * Helpers | |
4656 | */ | |
4657 | ||
4658 | function on(el, type, handler, capture) { | |
4659 | if (!Array.isArray(el)) { | |
4660 | el = [el]; | |
9e6cb6b6 | 4661 | } |
3f455f90 PK |
4662 | el.forEach(function (element) { |
4663 | element.addEventListener(type, handler, capture || false); | |
4664 | }); | |
9e6cb6b6 | 4665 | } |
8bc844c0 | 4666 | |
3f455f90 PK |
4667 | function off(el, type, handler, capture) { |
4668 | el.removeEventListener(type, handler, capture || false); | |
5d3f8786 | 4669 | } |
3f455f90 PK |
4670 | |
4671 | function cancel(ev, force) { | |
4672 | if (!this.cancelEvents && !force) { | |
4673 | return; | |
9e6cb6b6 | 4674 | } |
3f455f90 PK |
4675 | ev.preventDefault(); |
4676 | ev.stopPropagation(); | |
4677 | return false; | |
9e6cb6b6 | 4678 | } |
8bc844c0 | 4679 | |
3f455f90 PK |
4680 | function inherits(child, parent) { |
4681 | function f() { | |
4682 | this.constructor = child; | |
9e6cb6b6 | 4683 | } |
3f455f90 PK |
4684 | f.prototype = parent.prototype; |
4685 | child.prototype = new f; | |
4686 | } | |
8bc844c0 | 4687 | |
3f455f90 PK |
4688 | // if bold is broken, we can't |
4689 | // use it in the terminal. | |
4690 | function isBoldBroken(document) { | |
4691 | var body = document.getElementsByTagName('body')[0]; | |
4692 | var el = document.createElement('span'); | |
4693 | el.innerHTML = 'hello world'; | |
4694 | body.appendChild(el); | |
4695 | var w1 = el.scrollWidth; | |
4696 | el.style.fontWeight = 'bold'; | |
4697 | var w2 = el.scrollWidth; | |
4698 | body.removeChild(el); | |
4699 | return w1 !== w2; | |
4700 | } | |
8bc844c0 | 4701 | |
3f455f90 PK |
4702 | var String = this.String; |
4703 | var setTimeout = this.setTimeout; | |
4704 | var setInterval = this.setInterval; | |
4705 | ||
4706 | function indexOf(obj, el) { | |
4707 | var i = obj.length; | |
4708 | while (i--) { | |
4709 | if (obj[i] === el) return i; | |
9e6cb6b6 | 4710 | } |
3f455f90 | 4711 | return -1; |
9e6cb6b6 | 4712 | } |
8bc844c0 | 4713 | |
3f455f90 PK |
4714 | function isWide(ch) { |
4715 | if (ch <= '\uff00') return false; | |
4716 | return (ch >= '\uff01' && ch <= '\uffbe') | |
4717 | || (ch >= '\uffc2' && ch <= '\uffc7') | |
4718 | || (ch >= '\uffca' && ch <= '\uffcf') | |
4719 | || (ch >= '\uffd2' && ch <= '\uffd7') | |
4720 | || (ch >= '\uffda' && ch <= '\uffdc') | |
4721 | || (ch >= '\uffe0' && ch <= '\uffe6') | |
4722 | || (ch >= '\uffe8' && ch <= '\uffee'); | |
9e6cb6b6 | 4723 | } |
8bc844c0 | 4724 | |
3f455f90 PK |
4725 | function matchColor(r1, g1, b1) { |
4726 | var hash = (r1 << 16) | (g1 << 8) | b1; | |
4727 | ||
4728 | if (matchColor._cache[hash] != null) { | |
4729 | return matchColor._cache[hash]; | |
4730 | } | |
8bc844c0 | 4731 | |
3f455f90 PK |
4732 | var ldiff = Infinity |
4733 | , li = -1 | |
4734 | , i = 0 | |
4735 | , c | |
4736 | , r2 | |
4737 | , g2 | |
4738 | , b2 | |
4739 | , diff; | |
4740 | ||
4741 | for (; i < Terminal.vcolors.length; i++) { | |
4742 | c = Terminal.vcolors[i]; | |
4743 | r2 = c[0]; | |
4744 | g2 = c[1]; | |
4745 | b2 = c[2]; | |
4746 | ||
4747 | diff = matchColor.distance(r1, g1, b1, r2, g2, b2); | |
4748 | ||
4749 | if (diff === 0) { | |
4750 | li = i; | |
4751 | break; | |
4752 | } | |
9e6cb6b6 | 4753 | |
3f455f90 PK |
4754 | if (diff < ldiff) { |
4755 | ldiff = diff; | |
4756 | li = i; | |
4757 | } | |
4758 | } | |
8bc844c0 | 4759 | |
3f455f90 PK |
4760 | return matchColor._cache[hash] = li; |
4761 | } | |
8bc844c0 | 4762 | |
3f455f90 | 4763 | matchColor._cache = {}; |
8bc844c0 | 4764 | |
3f455f90 PK |
4765 | // http://stackoverflow.com/questions/1633828 |
4766 | matchColor.distance = function(r1, g1, b1, r2, g2, b2) { | |
4767 | return Math.pow(30 * (r1 - r2), 2) | |
4768 | + Math.pow(59 * (g1 - g2), 2) | |
4769 | + Math.pow(11 * (b1 - b2), 2); | |
4770 | }; | |
8bc844c0 | 4771 | |
3f455f90 PK |
4772 | function each(obj, iter, con) { |
4773 | if (obj.forEach) return obj.forEach(iter, con); | |
4774 | for (var i = 0; i < obj.length; i++) { | |
4775 | iter.call(con, obj[i], i, obj); | |
4776 | } | |
a68c8336 CJ |
4777 | } |
4778 | ||
3f455f90 PK |
4779 | function keys(obj) { |
4780 | if (Object.keys) return Object.keys(obj); | |
4781 | var key, keys = []; | |
4782 | for (key in obj) { | |
4783 | if (Object.prototype.hasOwnProperty.call(obj, key)) { | |
4784 | keys.push(key); | |
4785 | } | |
4786 | } | |
4787 | return keys; | |
86dad1b0 | 4788 | } |
86dad1b0 | 4789 | |
3f455f90 PK |
4790 | /** |
4791 | * Expose | |
4792 | */ | |
4793 | ||
4794 | Terminal.EventEmitter = EventEmitter; | |
4795 | Terminal.inherits = inherits; | |
4796 | Terminal.on = on; | |
4797 | Terminal.off = off; | |
4798 | Terminal.cancel = cancel; | |
8bc844c0 | 4799 | |
3f455f90 | 4800 | return Terminal; |
987f09d8 | 4801 | }); |