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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 | 107 | EventEmitter.prototype.once = function(type, listener) { |
6406a88d | 108 | var self = this; |
3f455f90 PK |
109 | function on() { |
110 | var args = Array.prototype.slice.call(arguments); | |
6406a88d PK |
111 | self.removeListener(type, on); |
112 | return listener.apply(self, args); | |
3f455f90 PK |
113 | } |
114 | on.listener = listener; | |
115 | return this.on(type, on); | |
116 | }; | |
8bc844c0 | 117 | |
3f455f90 PK |
118 | EventEmitter.prototype.emit = function(type) { |
119 | if (!this._events[type]) return; | |
8bc844c0 | 120 | |
3f455f90 PK |
121 | var args = Array.prototype.slice.call(arguments, 1) |
122 | , obj = this._events[type] | |
123 | , l = obj.length | |
124 | , i = 0; | |
8bc844c0 | 125 | |
3f455f90 PK |
126 | for (; i < l; i++) { |
127 | obj[i].apply(this, args); | |
128 | } | |
129 | }; | |
8bc844c0 | 130 | |
3f455f90 PK |
131 | EventEmitter.prototype.listeners = function(type) { |
132 | return this._events[type] = this._events[type] || []; | |
133 | }; | |
8bc844c0 | 134 | |
8bc844c0 | 135 | |
3f455f90 PK |
136 | /** |
137 | * States | |
138 | */ | |
139 | var normal = 0, escaped = 1, csi = 2, osc = 3, charset = 4, dcs = 5, ignore = 6; | |
8bc844c0 | 140 | |
3f455f90 PK |
141 | /** |
142 | * Terminal | |
143 | */ | |
8bc844c0 | 144 | |
3f455f90 PK |
145 | function Terminal(options) { |
146 | var self = this; | |
8bc844c0 | 147 | |
3f455f90 PK |
148 | if (!(this instanceof Terminal)) { |
149 | return new Terminal(arguments[0], arguments[1], arguments[2]); | |
150 | } | |
8bc844c0 | 151 | |
3f455f90 | 152 | self.cancel = Terminal.cancel; |
8bc844c0 | 153 | |
3f455f90 | 154 | EventEmitter.call(this); |
8bc844c0 | 155 | |
3f455f90 PK |
156 | if (typeof options === 'number') { |
157 | options = { | |
158 | cols: arguments[0], | |
159 | rows: arguments[1], | |
160 | handler: arguments[2] | |
161 | }; | |
162 | } | |
5fd1948b | 163 | |
3f455f90 | 164 | options = options || {}; |
8bc844c0 | 165 | |
8bc844c0 | 166 | |
3f455f90 PK |
167 | Object.keys(Terminal.defaults).forEach(function(key) { |
168 | if (options[key] == null) { | |
169 | options[key] = Terminal.options[key]; | |
86dad1b0 | 170 | |
3f455f90 PK |
171 | if (Terminal[key] !== Terminal.defaults[key]) { |
172 | options[key] = Terminal[key]; | |
173 | } | |
174 | } | |
175 | self[key] = options[key]; | |
176 | }); | |
91273161 | 177 | |
3f455f90 PK |
178 | if (options.colors.length === 8) { |
179 | options.colors = options.colors.concat(Terminal._colors.slice(8)); | |
180 | } else if (options.colors.length === 16) { | |
181 | options.colors = options.colors.concat(Terminal._colors.slice(16)); | |
182 | } else if (options.colors.length === 10) { | |
183 | options.colors = options.colors.slice(0, -2).concat( | |
184 | Terminal._colors.slice(8, -2), options.colors.slice(-2)); | |
185 | } else if (options.colors.length === 18) { | |
186 | options.colors = options.colors.concat( | |
187 | Terminal._colors.slice(16, -2), options.colors.slice(-2)); | |
188 | } | |
189 | this.colors = options.colors; | |
8bc844c0 | 190 | |
3f455f90 | 191 | this.options = options; |
91273161 | 192 | |
3f455f90 PK |
193 | // this.context = options.context || window; |
194 | // this.document = options.document || document; | |
195 | this.parent = options.body || options.parent | |
196 | || (document ? document.getElementsByTagName('body')[0] : null); | |
5fd1948b | 197 | |
3f455f90 PK |
198 | this.cols = options.cols || options.geometry[0]; |
199 | this.rows = options.rows || options.geometry[1]; | |
200 | ||
201 | if (options.handler) { | |
202 | this.on('data', options.handler); | |
203 | } | |
204 | ||
df268ad5 DI |
205 | /** |
206 | * The scroll position of the y cursor, ie. ybase + y = the y position within the entire | |
207 | */ | |
3f455f90 | 208 | this.ybase = 0; |
df268ad5 DI |
209 | |
210 | /** | |
211 | * The scroll position of the viewport | |
212 | */ | |
3f455f90 | 213 | this.ydisp = 0; |
df268ad5 DI |
214 | |
215 | /** | |
216 | * The cursor's x position after ybase | |
217 | */ | |
3f455f90 | 218 | this.x = 0; |
df268ad5 DI |
219 | |
220 | /** | |
221 | * The cursor's y position after ybase | |
222 | */ | |
3f455f90 | 223 | this.y = 0; |
df268ad5 | 224 | |
3f455f90 PK |
225 | this.cursorState = 0; |
226 | this.cursorHidden = false; | |
227 | this.convertEol; | |
228 | this.state = 0; | |
229 | this.queue = ''; | |
230 | this.scrollTop = 0; | |
231 | this.scrollBottom = this.rows - 1; | |
232 | ||
233 | // modes | |
234 | this.applicationKeypad = false; | |
235 | this.applicationCursor = false; | |
236 | this.originMode = false; | |
237 | this.insertMode = false; | |
238 | this.wraparoundMode = false; | |
239 | this.normal = null; | |
240 | ||
241 | // charset | |
242 | this.charset = null; | |
243 | this.gcharset = null; | |
244 | this.glevel = 0; | |
245 | this.charsets = [null]; | |
246 | ||
247 | // mouse properties | |
248 | this.decLocator; | |
249 | this.x10Mouse; | |
250 | this.vt200Mouse; | |
251 | this.vt300Mouse; | |
252 | this.normalMouse; | |
253 | this.mouseEvents; | |
254 | this.sendFocus; | |
255 | this.utfMouse; | |
256 | this.sgrMouse; | |
257 | this.urxvtMouse; | |
258 | ||
259 | // misc | |
260 | this.element; | |
261 | this.children; | |
262 | this.refreshStart; | |
263 | this.refreshEnd; | |
264 | this.savedX; | |
265 | this.savedY; | |
266 | this.savedCols; | |
267 | ||
268 | // stream | |
269 | this.readable = true; | |
270 | this.writable = true; | |
271 | ||
272 | this.defAttr = (0 << 18) | (257 << 9) | (256 << 0); | |
273 | this.curAttr = this.defAttr; | |
274 | ||
275 | this.params = []; | |
276 | this.currentParam = 0; | |
277 | this.prefix = ''; | |
278 | this.postfix = ''; | |
279 | ||
df268ad5 DI |
280 | /** |
281 | * An array of all lines in the entire buffer, including the prompt. The lines are array of | |
282 | * characters which are 2-length arrays where [0] is an attribute and [1] is the character. | |
283 | */ | |
3f455f90 PK |
284 | this.lines = []; |
285 | var i = this.rows; | |
286 | while (i--) { | |
287 | this.lines.push(this.blankLine()); | |
86dad1b0 | 288 | } |
3f455f90 PK |
289 | |
290 | this.tabs; | |
291 | this.setupStops(); | |
86dad1b0 | 292 | } |
8bc844c0 | 293 | |
3f455f90 | 294 | inherits(Terminal, EventEmitter); |
8bc844c0 | 295 | |
3f455f90 PK |
296 | // back_color_erase feature for xterm. |
297 | Terminal.prototype.eraseAttr = function() { | |
298 | // if (this.is('screen')) return this.defAttr; | |
299 | return (this.defAttr & ~0x1ff) | (this.curAttr & 0x1ff); | |
300 | }; | |
a68c8336 | 301 | |
3f455f90 PK |
302 | /** |
303 | * Colors | |
304 | */ | |
305 | ||
306 | // Colors 0-15 | |
307 | Terminal.tangoColors = [ | |
308 | // dark: | |
309 | '#2e3436', | |
310 | '#cc0000', | |
311 | '#4e9a06', | |
312 | '#c4a000', | |
313 | '#3465a4', | |
314 | '#75507b', | |
315 | '#06989a', | |
316 | '#d3d7cf', | |
317 | // bright: | |
318 | '#555753', | |
319 | '#ef2929', | |
320 | '#8ae234', | |
321 | '#fce94f', | |
322 | '#729fcf', | |
323 | '#ad7fa8', | |
324 | '#34e2e2', | |
325 | '#eeeeec' | |
326 | ]; | |
327 | ||
328 | // Colors 0-15 + 16-255 | |
329 | // Much thanks to TooTallNate for writing this. | |
330 | Terminal.colors = (function() { | |
331 | var colors = Terminal.tangoColors.slice() | |
332 | , r = [0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff] | |
333 | , i; | |
334 | ||
335 | // 16-231 | |
336 | i = 0; | |
337 | for (; i < 216; i++) { | |
338 | out(r[(i / 36) % 6 | 0], r[(i / 6) % 6 | 0], r[i % 6]); | |
339 | } | |
8bc844c0 | 340 | |
3f455f90 PK |
341 | // 232-255 (grey) |
342 | i = 0; | |
343 | for (; i < 24; i++) { | |
344 | r = 8 + i * 10; | |
345 | out(r, r, r); | |
346 | } | |
8bc844c0 | 347 | |
3f455f90 PK |
348 | function out(r, g, b) { |
349 | colors.push('#' + hex(r) + hex(g) + hex(b)); | |
350 | } | |
8bc844c0 | 351 | |
3f455f90 PK |
352 | function hex(c) { |
353 | c = c.toString(16); | |
354 | return c.length < 2 ? '0' + c : c; | |
355 | } | |
8bc844c0 | 356 | |
3f455f90 PK |
357 | return colors; |
358 | })(); | |
3b322929 | 359 | |
3f455f90 | 360 | Terminal._colors = Terminal.colors.slice(); |
31161ffe | 361 | |
3f455f90 PK |
362 | Terminal.vcolors = (function() { |
363 | var out = [] | |
364 | , colors = Terminal.colors | |
365 | , i = 0 | |
366 | , color; | |
8bc844c0 | 367 | |
3f455f90 PK |
368 | for (; i < 256; i++) { |
369 | color = parseInt(colors[i].substring(1), 16); | |
370 | out.push([ | |
371 | (color >> 16) & 0xff, | |
372 | (color >> 8) & 0xff, | |
373 | color & 0xff | |
374 | ]); | |
375 | } | |
5fd1948b | 376 | |
3f455f90 PK |
377 | return out; |
378 | })(); | |
379 | ||
380 | /** | |
381 | * Options | |
382 | */ | |
383 | ||
384 | Terminal.defaults = { | |
385 | colors: Terminal.colors, | |
386 | theme: 'default', | |
387 | convertEol: false, | |
388 | termName: 'xterm', | |
389 | geometry: [80, 24], | |
390 | cursorBlink: false, | |
391 | visualBell: false, | |
392 | popOnBell: false, | |
393 | scrollback: 1000, | |
394 | screenKeys: false, | |
395 | debug: false, | |
396 | cancelEvents: false | |
397 | // programFeatures: false, | |
398 | // focusKeys: false, | |
399 | }; | |
cc7f4d0d | 400 | |
3f455f90 | 401 | Terminal.options = {}; |
cd956bca | 402 | |
7988f634 SS |
403 | Terminal.focus = null; |
404 | ||
3f455f90 PK |
405 | each(keys(Terminal.defaults), function(key) { |
406 | Terminal[key] = Terminal.defaults[key]; | |
407 | Terminal.options[key] = Terminal.defaults[key]; | |
408 | }); | |
409 | ||
410 | /** | |
411 | * Focused Terminal | |
412 | */ | |
413 | Terminal.prototype.focus = function() { | |
58056df2 | 414 | if (document.activeElement === this.element) { |
3f455f90 | 415 | return; |
8bc844c0 | 416 | } |
8bc844c0 | 417 | |
3f455f90 PK |
418 | if (this.sendFocus) { |
419 | this.send('\x1b[I'); | |
420 | } | |
8bc844c0 | 421 | |
3f455f90 | 422 | this.showCursor(); |
58056df2 | 423 | this.element.focus(); |
3f455f90 | 424 | }; |
8bc844c0 | 425 | |
3f455f90 PK |
426 | Terminal.prototype.blur = function() { |
427 | if (Terminal.focus !== this) { | |
428 | return; | |
429 | } | |
8bc844c0 | 430 | |
3f455f90 PK |
431 | this.cursorState = 0; |
432 | this.refresh(this.y, this.y); | |
58056df2 | 433 | this.element.blur(); |
8bc844c0 | 434 | |
3f455f90 PK |
435 | if (this.sendFocus) { |
436 | this.send('\x1b[O'); | |
437 | } | |
7988f634 | 438 | Terminal.focus = null; |
3f455f90 | 439 | }; |
8bc844c0 | 440 | |
3f455f90 PK |
441 | /** |
442 | * Initialize default behavior | |
443 | */ | |
3f455f90 | 444 | Terminal.prototype.initGlobal = function() { |
3f455f90 | 445 | Terminal.bindKeys(this); |
c02cc844 | 446 | Terminal.bindPaste(this); |
3f455f90 | 447 | Terminal.bindCopy(this); |
c02cc844 | 448 | Terminal.bindCut(this); |
18b2a1c3 | 449 | Terminal.bindDrop(this); |
3f455f90 | 450 | }; |
8bc844c0 | 451 | |
64721687 PK |
452 | /** |
453 | * Clears all selected text, inside the terminal. | |
454 | */ | |
455 | Terminal.prototype.clearSelection = function() { | |
456 | var selectionBaseNode = window.getSelection().baseNode; | |
457 | ||
458 | if (selectionBaseNode && (this.element.contains(selectionBaseNode.parentElement))) { | |
459 | window.getSelection().removeAllRanges(); | |
460 | } | |
461 | }; | |
462 | ||
463 | /** | |
464 | * This function temporarily enables (leases) the contentEditable value of the terminal, which | |
465 | * should be set back to false within 5 seconds at most. | |
466 | */ | |
467 | Terminal.prototype.leaseContentEditable = function (ms, callback) { | |
468 | var term = this; | |
469 | ||
470 | term.element.contentEditable = true; | |
471 | setTimeout(function () { | |
472 | term.element.contentEditable = false; | |
473 | if (typeof callback == 'function') { | |
474 | callback.call(term); | |
475 | } | |
476 | }, ms || 5000); | |
3f455f90 | 477 | }; |
8bc844c0 | 478 | |
3f455f90 | 479 | /** |
64721687 PK |
480 | * Bind to paste event and allow both keyboard and right-click pasting, without having the |
481 | * contentEditable value set to true. | |
3f455f90 PK |
482 | */ |
483 | Terminal.bindPaste = function(term) { | |
58056df2 | 484 | on(term.element, 'paste', function(ev) { |
3f455f90 PK |
485 | if (ev.clipboardData) { |
486 | var text = ev.clipboardData.getData('text/plain'); | |
8fa1a465 | 487 | term.emit('paste', text, ev); |
3f455f90 | 488 | term.handler(text); |
64721687 PK |
489 | /** |
490 | * Cancel the paste event, or else things will be pasted twice: | |
491 | * 1. by the terminal handler | |
492 | * 2. by the browser, because of the contentEditable value being true | |
493 | */ | |
494 | term.cancel(ev, true); | |
495 | ||
496 | /** | |
497 | * After the paste event is completed, always set the contentEditable value to false. | |
498 | */ | |
499 | term.element.contentEditable = false; | |
3f455f90 | 500 | } |
3f455f90 | 501 | }); |
8fa1a465 PK |
502 | |
503 | /** | |
64721687 PK |
504 | * Hack pasting with keyboard, in order to make it work without contentEditable. |
505 | * When a user types Ctrl + Shift + V or Cmd + V on a Mac, lease the contentEditable value | |
506 | * as true. | |
8fa1a465 | 507 | */ |
64721687 PK |
508 | on(term.element, 'keydown', function (ev) { |
509 | /** | |
510 | * If on a Mac, lease the contentEditable value temporarily, when the user presses | |
511 | * the Cmd button, in order to cope with some sync issues on Safari. | |
512 | */ | |
513 | if (term.isMac && ev.keyCode == 91) { | |
514 | term.leaseContentEditable(1000); | |
515 | } | |
516 | ||
517 | if (ev.keyCode == 86) { // keyCode 96 corresponds to "v" | |
518 | if (term.isMac && ev.metaKey) { | |
519 | term.leaseContentEditable(); | |
520 | } | |
3f455f90 | 521 | } |
524db022 | 522 | |
523 | if (!term.isMac && ev.keyCode == 45 && ev.shiftKey && !ev.ctrlKey) { | |
524 | // Shift + Insert pastes on windows and many linuxes | |
525 | term.leaseContentEditable(); | |
526 | } | |
8fa1a465 PK |
527 | }); |
528 | ||
64721687 PK |
529 | /** |
530 | * Hack pasting with right-click in order to allow right-click paste, by leasing the | |
531 | * contentEditable value as true. | |
532 | */ | |
533 | on(term.element, 'contextmenu', function (ev) { | |
534 | term.leaseContentEditable(); | |
3f455f90 PK |
535 | }); |
536 | }; | |
8bc844c0 | 537 | |
8bc844c0 | 538 | |
3f455f90 PK |
539 | /* |
540 | * Apply key handling to the terminal | |
541 | */ | |
542 | Terminal.bindKeys = function(term) { | |
543 | on(term.element, 'keydown', function(ev) { | |
3f455f90 PK |
544 | term.keyDown(ev); |
545 | }, true); | |
8bc844c0 | 546 | |
3f455f90 | 547 | on(term.element, 'keypress', function(ev) { |
3f455f90 PK |
548 | term.keyPress(ev); |
549 | }, true); | |
3f455f90 | 550 | }; |
8bc844c0 | 551 | |
8bc844c0 | 552 | |
c02cc844 | 553 | /** |
fa1cd89a | 554 | * Bind copy event. |
3f455f90 PK |
555 | */ |
556 | Terminal.bindCopy = function(term) { | |
557 | on(term.element, 'copy', function(ev) { | |
fa1cd89a PK |
558 | var space = String.fromCharCode(32), |
559 | nonBreakingSpace = String.fromCharCode(160), | |
560 | allNonBreakingSpaces = new RegExp(nonBreakingSpace, 'g'), | |
561 | selectedText = window.getSelection().toString(), | |
c02cc844 | 562 | copiedText = selectedText.split('\n').map(function (element) { |
fa1cd89a PK |
563 | /** |
564 | * Strip all trailing white spaces and convert all non-breaking spaces to regular | |
565 | * spaces. | |
566 | */ | |
567 | var line = element.replace(/\s+$/g, '').replace(allNonBreakingSpaces, space); | |
568 | ||
569 | return line; | |
c02cc844 PK |
570 | }).join('\n'); |
571 | ev.clipboardData.setData('text/plain', copiedText); | |
572 | ev.preventDefault(); | |
573 | }); | |
574 | }; | |
8bc844c0 | 575 | |
c02cc844 PK |
576 | /** |
577 | * Cancel the cut event completely | |
578 | */ | |
579 | Terminal.bindCut = function(term) { | |
580 | on(term.element, 'cut', function (ev) { | |
581 | ev.preventDefault(); | |
8bc844c0 | 582 | }); |
3f455f90 | 583 | }; |
8bc844c0 | 584 | |
8bc844c0 | 585 | |
18b2a1c3 PK |
586 | Terminal.bindDrop = function (term) { |
587 | /* | |
588 | * Do not perform the "drop" event. Altering the contents of the | |
589 | * terminal with drag n drop is unwanted behavior. | |
590 | */ | |
591 | on(term.element, 'drop', function (ev) { | |
592 | term.cancel(ev, true); | |
593 | }); | |
3f455f90 | 594 | }; |
8bc844c0 | 595 | |
3f455f90 | 596 | |
6406a88d PK |
597 | Terminal.click = function (term) { |
598 | /* | |
599 | * Do not perform the "drop" event. Altering the contents of the | |
600 | * terminal with drag n drop is unwanted behavior. | |
601 | */ | |
602 | on(term.element, 'click', function (ev) { | |
603 | term.cancel(ev, true); | |
8bc844c0 | 604 | }); |
3f455f90 | 605 | }; |
8bc844c0 | 606 | |
8bc844c0 | 607 | |
3f455f90 PK |
608 | /* |
609 | * Insert the given row to the terminal or produce a new one | |
610 | * if no row argument is passed. Return the inserted row. | |
611 | */ | |
612 | Terminal.prototype.insertRow = function (row) { | |
613 | if (typeof row != 'object') { | |
614 | row = document.createElement('div'); | |
615 | } | |
8bc844c0 | 616 | |
3f455f90 PK |
617 | this.rowContainer.appendChild(row); |
618 | this.children.push(row); | |
619 | ||
620 | return row; | |
f3bd6145 | 621 | }; |
8bc844c0 | 622 | |
8bc844c0 | 623 | |
3f455f90 PK |
624 | /* |
625 | * Open Terminal in the DOM | |
626 | */ | |
627 | Terminal.prototype.open = function(parent) { | |
628 | var self=this, i=0, div; | |
8bc844c0 | 629 | |
3f455f90 | 630 | this.parent = parent || this.parent; |
8bc844c0 | 631 | |
3f455f90 PK |
632 | if (!this.parent) { |
633 | throw new Error('Terminal requires a parent element.'); | |
634 | } | |
8bc844c0 | 635 | |
3f455f90 PK |
636 | /* |
637 | * Grab global elements | |
638 | */ | |
639 | this.context = this.parent.ownerDocument.defaultView; | |
640 | this.document = this.parent.ownerDocument; | |
641 | this.body = this.document.getElementsByTagName('body')[0]; | |
642 | ||
643 | /* | |
644 | * Parse User-Agent | |
645 | */ | |
646 | if (this.context.navigator && this.context.navigator.userAgent) { | |
647 | this.isMac = !!~this.context.navigator.userAgent.indexOf('Mac'); | |
648 | this.isIpad = !!~this.context.navigator.userAgent.indexOf('iPad'); | |
649 | this.isIphone = !!~this.context.navigator.userAgent.indexOf('iPhone'); | |
650 | this.isMSIE = !!~this.context.navigator.userAgent.indexOf('MSIE'); | |
651 | } | |
8bc844c0 | 652 | |
3f455f90 PK |
653 | /* |
654 | * Create main element container | |
655 | */ | |
656 | this.element = this.document.createElement('div'); | |
a523803d AK |
657 | this.element.classList.add('terminal'); |
658 | this.element.classList.add('xterm'); | |
659 | this.element.classList.add('xterm-theme-' + this.theme); | |
3f455f90 | 660 | this.element.setAttribute('tabindex', 0); |
18b2a1c3 | 661 | this.element.spellcheck = 'false'; |
6bc18817 TD |
662 | this.element.onfocus = function() { |
663 | self.emit('focus', {terminal: this}); | |
664 | }; | |
665 | this.element.onblur = function() { | |
666 | self.emit('blur', {terminal: this}); | |
667 | }; | |
3f455f90 PK |
668 | |
669 | /* | |
670 | * Create the container that will hold the lines of the terminal and then | |
671 | * produce the lines the lines. | |
672 | */ | |
673 | this.rowContainer = document.createElement('div'); | |
674 | this.rowContainer.classList.add('xterm-rows'); | |
675 | this.element.appendChild(this.rowContainer); | |
676 | this.children = []; | |
677 | ||
3f455f90 PK |
678 | for (; i < this.rows; i++) { |
679 | this.insertRow(); | |
680 | } | |
681 | this.parent.appendChild(this.element); | |
8bc844c0 | 682 | |
3f455f90 PK |
683 | // Draw the screen. |
684 | this.refresh(0, this.rows - 1); | |
8bc844c0 | 685 | |
3f455f90 PK |
686 | // Initialize global actions that |
687 | // need to be taken on the document. | |
688 | this.initGlobal(); | |
15f68335 | 689 | |
3f455f90 PK |
690 | // Ensure there is a Terminal.focus. |
691 | this.focus(); | |
15f68335 | 692 | |
3f455f90 PK |
693 | // Start blinking the cursor. |
694 | this.startBlink(); | |
15f68335 | 695 | |
3f455f90 | 696 | on(this.element, 'mouseup', function() { |
f53f5735 TD |
697 | var selection = document.getSelection(), |
698 | collapsed = selection.isCollapsed, | |
699 | isRange = typeof collapsed == 'boolean' ? !collapsed : selection.type == 'Range'; | |
700 | if (!isRange) { | |
3f455f90 PK |
701 | self.focus(); |
702 | } | |
703 | }); | |
8bc844c0 | 704 | |
3f455f90 PK |
705 | // Listen for mouse events and translate |
706 | // them into terminal mouse protocols. | |
707 | this.bindMouse(); | |
8bc844c0 | 708 | |
3f455f90 PK |
709 | // Figure out whether boldness affects |
710 | // the character width of monospace fonts. | |
711 | if (Terminal.brokenBold == null) { | |
712 | Terminal.brokenBold = isBoldBroken(this.document); | |
8bc844c0 CJ |
713 | } |
714 | ||
3f455f90 PK |
715 | this.emit('open'); |
716 | }; | |
8bc844c0 | 717 | |
3f455f90 PK |
718 | // XTerm mouse events |
719 | // http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Mouse%20Tracking | |
720 | // To better understand these | |
721 | // the xterm code is very helpful: | |
722 | // Relevant files: | |
723 | // button.c, charproc.c, misc.c | |
724 | // Relevant functions in xterm/button.c: | |
725 | // BtnCode, EmitButtonCode, EditorButton, SendMousePosition | |
726 | Terminal.prototype.bindMouse = function() { | |
727 | var el = this.element | |
728 | , self = this | |
729 | , pressed = 32; | |
730 | ||
731 | var wheelEvent = 'onmousewheel' in this.context | |
732 | ? 'mousewheel' | |
733 | : 'DOMMouseScroll'; | |
8bc844c0 | 734 | |
3f455f90 PK |
735 | // mouseup, mousedown, mousewheel |
736 | // left click: ^[[M 3<^[[M#3< | |
737 | // mousewheel up: ^[[M`3> | |
738 | function sendButton(ev) { | |
739 | var button | |
740 | , pos; | |
8bc844c0 | 741 | |
3f455f90 PK |
742 | // get the xterm-style button |
743 | button = getButton(ev); | |
8bc844c0 | 744 | |
3f455f90 PK |
745 | // get mouse coordinates |
746 | pos = getCoords(ev); | |
747 | if (!pos) return; | |
8bc844c0 | 748 | |
3f455f90 | 749 | sendEvent(button, pos); |
8bc844c0 | 750 | |
3f455f90 PK |
751 | switch (ev.type) { |
752 | case 'mousedown': | |
753 | pressed = button; | |
8bc844c0 | 754 | break; |
3f455f90 PK |
755 | case 'mouseup': |
756 | // keep it at the left | |
757 | // button, just in case. | |
758 | pressed = 32; | |
8bc844c0 | 759 | break; |
3f455f90 PK |
760 | case wheelEvent: |
761 | // nothing. don't | |
762 | // interfere with | |
763 | // `pressed`. | |
8bc844c0 | 764 | break; |
3f455f90 PK |
765 | } |
766 | } | |
8bc844c0 | 767 | |
3f455f90 PK |
768 | // motion example of a left click: |
769 | // ^[[M 3<^[[M@4<^[[M@5<^[[M@6<^[[M@7<^[[M#7< | |
770 | function sendMove(ev) { | |
771 | var button = pressed | |
772 | , pos; | |
8bc844c0 | 773 | |
3f455f90 PK |
774 | pos = getCoords(ev); |
775 | if (!pos) return; | |
a7f50531 | 776 | |
3f455f90 PK |
777 | // buttons marked as motions |
778 | // are incremented by 32 | |
779 | button += 32; | |
a7f50531 | 780 | |
3f455f90 PK |
781 | sendEvent(button, pos); |
782 | } | |
efa0e3c1 | 783 | |
3f455f90 PK |
784 | // encode button and |
785 | // position to characters | |
786 | function encode(data, ch) { | |
787 | if (!self.utfMouse) { | |
788 | if (ch === 255) return data.push(0); | |
789 | if (ch > 127) ch = 127; | |
790 | data.push(ch); | |
791 | } else { | |
792 | if (ch === 2047) return data.push(0); | |
793 | if (ch < 127) { | |
794 | data.push(ch); | |
795 | } else { | |
796 | if (ch > 2047) ch = 2047; | |
797 | data.push(0xC0 | (ch >> 6)); | |
798 | data.push(0x80 | (ch & 0x3F)); | |
799 | } | |
8bc844c0 | 800 | } |
3f455f90 | 801 | } |
8bc844c0 | 802 | |
3f455f90 PK |
803 | // send a mouse event: |
804 | // regular/utf8: ^[[M Cb Cx Cy | |
805 | // urxvt: ^[[ Cb ; Cx ; Cy M | |
806 | // sgr: ^[[ Cb ; Cx ; Cy M/m | |
807 | // vt300: ^[[ 24(1/3/5)~ [ Cx , Cy ] \r | |
808 | // locator: CSI P e ; P b ; P r ; P c ; P p & w | |
809 | function sendEvent(button, pos) { | |
810 | // self.emit('mouse', { | |
811 | // x: pos.x - 32, | |
812 | // y: pos.x - 32, | |
813 | // button: button | |
814 | // }); | |
815 | ||
816 | if (self.vt300Mouse) { | |
817 | // NOTE: Unstable. | |
818 | // http://www.vt100.net/docs/vt3xx-gp/chapter15.html | |
819 | button &= 3; | |
820 | pos.x -= 32; | |
821 | pos.y -= 32; | |
822 | var data = '\x1b[24'; | |
823 | if (button === 0) data += '1'; | |
824 | else if (button === 1) data += '3'; | |
825 | else if (button === 2) data += '5'; | |
826 | else if (button === 3) return; | |
827 | else data += '0'; | |
828 | data += '~[' + pos.x + ',' + pos.y + ']\r'; | |
829 | self.send(data); | |
830 | return; | |
831 | } | |
8bc844c0 | 832 | |
3f455f90 PK |
833 | if (self.decLocator) { |
834 | // NOTE: Unstable. | |
835 | button &= 3; | |
836 | pos.x -= 32; | |
837 | pos.y -= 32; | |
838 | if (button === 0) button = 2; | |
839 | else if (button === 1) button = 4; | |
840 | else if (button === 2) button = 6; | |
841 | else if (button === 3) button = 3; | |
842 | self.send('\x1b[' | |
843 | + button | |
844 | + ';' | |
845 | + (button === 3 ? 4 : 0) | |
846 | + ';' | |
847 | + pos.y | |
848 | + ';' | |
849 | + pos.x | |
850 | + ';' | |
851 | + (pos.page || 0) | |
852 | + '&w'); | |
853 | return; | |
854 | } | |
8bc844c0 | 855 | |
3f455f90 PK |
856 | if (self.urxvtMouse) { |
857 | pos.x -= 32; | |
858 | pos.y -= 32; | |
859 | pos.x++; | |
860 | pos.y++; | |
861 | self.send('\x1b[' + button + ';' + pos.x + ';' + pos.y + 'M'); | |
862 | return; | |
863 | } | |
8bc844c0 | 864 | |
3f455f90 PK |
865 | if (self.sgrMouse) { |
866 | pos.x -= 32; | |
867 | pos.y -= 32; | |
868 | self.send('\x1b[<' | |
869 | + ((button & 3) === 3 ? button & ~3 : button) | |
870 | + ';' | |
871 | + pos.x | |
872 | + ';' | |
873 | + pos.y | |
874 | + ((button & 3) === 3 ? 'm' : 'M')); | |
875 | return; | |
876 | } | |
8bc844c0 | 877 | |
3f455f90 | 878 | var data = []; |
8bc844c0 | 879 | |
3f455f90 PK |
880 | encode(data, button); |
881 | encode(data, pos.x); | |
882 | encode(data, pos.y); | |
8bc844c0 | 883 | |
3f455f90 PK |
884 | self.send('\x1b[M' + String.fromCharCode.apply(String, data)); |
885 | } | |
8bc844c0 | 886 | |
3f455f90 PK |
887 | function getButton(ev) { |
888 | var button | |
889 | , shift | |
890 | , meta | |
891 | , ctrl | |
892 | , mod; | |
893 | ||
894 | // two low bits: | |
895 | // 0 = left | |
896 | // 1 = middle | |
897 | // 2 = right | |
898 | // 3 = release | |
899 | // wheel up/down: | |
900 | // 1, and 2 - with 64 added | |
901 | switch (ev.type) { | |
902 | case 'mousedown': | |
903 | button = ev.button != null | |
904 | ? +ev.button | |
905 | : ev.which != null | |
906 | ? ev.which - 1 | |
907 | : null; | |
908 | ||
909 | if (self.isMSIE) { | |
910 | button = button === 1 ? 0 : button === 4 ? 1 : button; | |
8bc844c0 | 911 | } |
8bc844c0 | 912 | break; |
3f455f90 PK |
913 | case 'mouseup': |
914 | button = 3; | |
8bc844c0 | 915 | break; |
3f455f90 PK |
916 | case 'DOMMouseScroll': |
917 | button = ev.detail < 0 | |
918 | ? 64 | |
919 | : 65; | |
8bc844c0 | 920 | break; |
3f455f90 PK |
921 | case 'mousewheel': |
922 | button = ev.wheelDeltaY > 0 | |
923 | ? 64 | |
924 | : 65; | |
8bc844c0 | 925 | break; |
3f455f90 | 926 | } |
8bc844c0 | 927 | |
3f455f90 PK |
928 | // next three bits are the modifiers: |
929 | // 4 = shift, 8 = meta, 16 = control | |
930 | shift = ev.shiftKey ? 4 : 0; | |
931 | meta = ev.metaKey ? 8 : 0; | |
932 | ctrl = ev.ctrlKey ? 16 : 0; | |
933 | mod = shift | meta | ctrl; | |
934 | ||
935 | // no mods | |
936 | if (self.vt200Mouse) { | |
937 | // ctrl only | |
938 | mod &= ctrl; | |
939 | } else if (!self.normalMouse) { | |
940 | mod = 0; | |
941 | } | |
8bc844c0 | 942 | |
3f455f90 PK |
943 | // increment to SP |
944 | button = (32 + (mod << 2)) + button; | |
8bc844c0 | 945 | |
3f455f90 PK |
946 | return button; |
947 | } | |
8bc844c0 | 948 | |
3f455f90 PK |
949 | // mouse coordinates measured in cols/rows |
950 | function getCoords(ev) { | |
951 | var x, y, w, h, el; | |
952 | ||
953 | // ignore browsers without pageX for now | |
954 | if (ev.pageX == null) return; | |
955 | ||
956 | x = ev.pageX; | |
957 | y = ev.pageY; | |
958 | el = self.element; | |
959 | ||
960 | // should probably check offsetParent | |
961 | // but this is more portable | |
962 | while (el && el !== self.document.documentElement) { | |
963 | x -= el.offsetLeft; | |
964 | y -= el.offsetTop; | |
965 | el = 'offsetParent' in el | |
966 | ? el.offsetParent | |
967 | : el.parentNode; | |
968 | } | |
8bc844c0 | 969 | |
3f455f90 PK |
970 | // convert to cols/rows |
971 | w = self.element.clientWidth; | |
972 | h = self.element.clientHeight; | |
973 | x = Math.round((x / w) * self.cols); | |
974 | y = Math.round((y / h) * self.rows); | |
975 | ||
976 | // be sure to avoid sending | |
977 | // bad positions to the program | |
978 | if (x < 0) x = 0; | |
979 | if (x > self.cols) x = self.cols; | |
980 | if (y < 0) y = 0; | |
981 | if (y > self.rows) y = self.rows; | |
982 | ||
983 | // xterm sends raw bytes and | |
984 | // starts at 32 (SP) for each. | |
985 | x += 32; | |
986 | y += 32; | |
987 | ||
988 | return { | |
989 | x: x, | |
990 | y: y, | |
991 | type: ev.type === wheelEvent | |
992 | ? 'mousewheel' | |
993 | : ev.type | |
994 | }; | |
995 | } | |
8bc844c0 | 996 | |
3f455f90 PK |
997 | on(el, 'mousedown', function(ev) { |
998 | if (!self.mouseEvents) return; | |
8bc844c0 | 999 | |
3f455f90 PK |
1000 | // send the button |
1001 | sendButton(ev); | |
1002 | ||
1003 | // ensure focus | |
1004 | self.focus(); | |
1005 | ||
1006 | // fix for odd bug | |
1007 | //if (self.vt200Mouse && !self.normalMouse) { | |
1008 | if (self.vt200Mouse) { | |
1009 | sendButton({ __proto__: ev, type: 'mouseup' }); | |
1010 | return self.cancel(ev); | |
8bc844c0 | 1011 | } |
8bc844c0 | 1012 | |
3f455f90 PK |
1013 | // bind events |
1014 | if (self.normalMouse) on(self.document, 'mousemove', sendMove); | |
1015 | ||
1016 | // x10 compatibility mode can't send button releases | |
1017 | if (!self.x10Mouse) { | |
1018 | on(self.document, 'mouseup', function up(ev) { | |
1019 | sendButton(ev); | |
1020 | if (self.normalMouse) off(self.document, 'mousemove', sendMove); | |
1021 | off(self.document, 'mouseup', up); | |
1022 | return self.cancel(ev); | |
1023 | }); | |
8bc844c0 | 1024 | } |
3f455f90 PK |
1025 | |
1026 | return self.cancel(ev); | |
1027 | }); | |
1028 | ||
1029 | //if (self.normalMouse) { | |
1030 | // on(self.document, 'mousemove', sendMove); | |
1031 | //} | |
1032 | ||
1033 | on(el, wheelEvent, function(ev) { | |
1034 | if (!self.mouseEvents) return; | |
1035 | if (self.x10Mouse | |
1036 | || self.vt300Mouse | |
1037 | || self.decLocator) return; | |
1038 | sendButton(ev); | |
1039 | return self.cancel(ev); | |
1040 | }); | |
1041 | ||
1042 | // allow mousewheel scrolling in | |
1043 | // the shell for example | |
1044 | on(el, wheelEvent, function(ev) { | |
1045 | if (self.mouseEvents) return; | |
1046 | if (self.applicationKeypad) return; | |
1047 | if (ev.type === 'DOMMouseScroll') { | |
1048 | self.scrollDisp(ev.detail < 0 ? -1 : 1); | |
1049 | } else { | |
1050 | self.scrollDisp(ev.wheelDeltaY > 0 ? -1 : 1); | |
1051 | } | |
1052 | return self.cancel(ev); | |
1053 | }); | |
1054 | }; | |
1055 | ||
1056 | /** | |
1057 | * Destroy Terminal | |
1058 | */ | |
1059 | ||
1060 | Terminal.prototype.destroy = function() { | |
1061 | this.readable = false; | |
1062 | this.writable = false; | |
1063 | this._events = {}; | |
1064 | this.handler = function() {}; | |
1065 | this.write = function() {}; | |
1066 | if (this.element.parentNode) { | |
1067 | this.element.parentNode.removeChild(this.element); | |
1068 | } | |
1069 | //this.emit('close'); | |
1070 | }; | |
1071 | ||
1072 | ||
1a384616 PK |
1073 | /** |
1074 | * Flags used to render terminal text properly | |
1075 | */ | |
1076 | Terminal.flags = { | |
1077 | BOLD: 0b00001, | |
1078 | UNDERLINE: 0b00010, | |
1079 | BLINK: 0b00100, | |
1080 | INVERSE: 0b01000, | |
1081 | INVISIBLE: 0b10000 | |
1082 | } | |
1083 | ||
3f455f90 PK |
1084 | /* |
1085 | * Rendering Engine | |
1086 | * | |
1087 | * In the screen buffer, each character | |
1088 | * is stored as a an array with a character | |
1089 | * and a 32-bit integer. | |
1090 | * First value: a utf-16 character. | |
1091 | * Second value: | |
1092 | * Next 9 bits: background color (0-511). | |
1093 | * Next 9 bits: foreground color (0-511). | |
1094 | * Next 14 bits: a mask for misc. flags: | |
1095 | * 1=bold, 2=underline, 4=blink, 8=inverse, 16=invisible | |
1096 | */ | |
1097 | Terminal.prototype.refresh = function(start, end) { | |
1098 | var x, y, i, line, out, ch, width, data, attr, bg, fg, flags, row, parent, focused = document.activeElement; | |
1099 | ||
1100 | if (end - start >= this.rows / 2) { | |
1101 | parent = this.element.parentNode; | |
1102 | if (parent) parent.removeChild(this.element); | |
1103 | } | |
1104 | ||
1105 | width = this.cols; | |
1106 | y = start; | |
1107 | ||
1108 | if (end >= this.lines.length) { | |
1109 | this.log('`end` is too large. Most likely a bad CSR.'); | |
1110 | end = this.lines.length - 1; | |
1111 | } | |
1112 | ||
1113 | for (; y <= end; y++) { | |
1114 | row = y + this.ydisp; | |
1115 | ||
1116 | line = this.lines[row]; | |
1117 | out = ''; | |
1118 | ||
da9f86f1 | 1119 | if (this.y === y - (this.ybase - this.ydisp) |
3f455f90 | 1120 | && this.cursorState |
3f455f90 PK |
1121 | && !this.cursorHidden) { |
1122 | x = this.x; | |
1123 | } else { | |
1124 | x = -1; | |
1125 | } | |
1126 | ||
1127 | attr = this.defAttr; | |
1128 | i = 0; | |
1129 | ||
1130 | for (; i < width; i++) { | |
1131 | data = line[i][0]; | |
1132 | ch = line[i][1]; | |
1133 | ||
1134 | if (i === x) data = -1; | |
1135 | ||
1136 | if (data !== attr) { | |
1137 | if (attr !== this.defAttr) { | |
1138 | out += '</span>'; | |
1139 | } | |
1140 | if (data !== this.defAttr) { | |
1141 | if (data === -1) { | |
1142 | out += '<span class="reverse-video terminal-cursor">'; | |
1143 | } else { | |
ae0f9637 | 1144 | var classNames = []; |
3f455f90 PK |
1145 | |
1146 | bg = data & 0x1ff; | |
1147 | fg = (data >> 9) & 0x1ff; | |
1148 | flags = data >> 18; | |
1149 | ||
1a384616 | 1150 | if (flags & Terminal.flags.BOLD) { |
3f455f90 | 1151 | if (!Terminal.brokenBold) { |
ae0f9637 | 1152 | classNames.push('xterm-bold'); |
3f455f90 PK |
1153 | } |
1154 | // See: XTerm*boldColors | |
1155 | if (fg < 8) fg += 8; | |
1156 | } | |
1157 | ||
1a384616 | 1158 | if (flags & Terminal.flags.UNDERLINE) { |
ae0f9637 | 1159 | classNames.push('xterm-underline'); |
3f455f90 PK |
1160 | } |
1161 | ||
1a384616 | 1162 | if (flags & Terminal.flags.BLINK) { |
ae0f9637 | 1163 | classNames.push('xterm-blink'); |
3f455f90 PK |
1164 | } |
1165 | ||
1a384616 PK |
1166 | /** |
1167 | * If inverse flag is on, then swap the foreground and background variables. | |
1168 | */ | |
1169 | if (flags & Terminal.flags.INVERSE) { | |
1170 | /* One-line variable swap in JavaScript: http://stackoverflow.com/a/16201730 */ | |
1171 | bg = [fg, fg = bg][0]; | |
1172 | // Should inverse just be before the | |
1173 | // above boldColors effect instead? | |
1174 | if ((flags & 1) && fg < 8) fg += 8; | |
3f455f90 PK |
1175 | } |
1176 | ||
1a384616 | 1177 | if (flags & Terminal.flags.INVISIBLE) { |
ae0f9637 | 1178 | classNames.push('xterm-hidden'); |
3f455f90 PK |
1179 | } |
1180 | ||
1a384616 PK |
1181 | /** |
1182 | * Weird situation: Invert flag used black foreground and white background results | |
1183 | * in invalid background color, positioned at the 256 index of the 256 terminal | |
1184 | * color map. Pin the colors manually in such a case. | |
1185 | * | |
1186 | * Source: https://github.com/sourcelair/xterm.js/issues/57 | |
1187 | */ | |
1188 | if (flags & Terminal.flags.INVERSE) { | |
1189 | if (bg == 257) { | |
1190 | bg = 15; | |
1191 | } | |
1192 | if (fg == 256) { | |
1193 | fg = 0; | |
1194 | } | |
1195 | } | |
1196 | ||
1197 | if (bg < 256) { | |
ae0f9637 | 1198 | classNames.push('xterm-bg-color-' + bg); |
3f455f90 PK |
1199 | } |
1200 | ||
1a384616 | 1201 | if (fg < 256) { |
ae0f9637 | 1202 | classNames.push('xterm-color-' + fg); |
3f455f90 PK |
1203 | } |
1204 | ||
ae0f9637 DI |
1205 | out += '<span'; |
1206 | if (classNames.length) { | |
1207 | out += ' class="' + classNames.join(' ') + '"'; | |
1208 | } | |
1209 | out += '>'; | |
8bc844c0 | 1210 | } |
3f455f90 PK |
1211 | } |
1212 | } | |
1213 | ||
1214 | switch (ch) { | |
1215 | case '&': | |
1216 | out += '&'; | |
8bc844c0 | 1217 | break; |
3f455f90 PK |
1218 | case '<': |
1219 | out += '<'; | |
8bc844c0 | 1220 | break; |
3f455f90 PK |
1221 | case '>': |
1222 | out += '>'; | |
8bc844c0 | 1223 | break; |
3f455f90 PK |
1224 | default: |
1225 | if (ch <= ' ') { | |
1226 | out += ' '; | |
1227 | } else { | |
1228 | if (isWide(ch)) i++; | |
1229 | out += ch; | |
1230 | } | |
8bc844c0 CJ |
1231 | break; |
1232 | } | |
1233 | ||
3f455f90 | 1234 | attr = data; |
8bc844c0 | 1235 | } |
8bc844c0 | 1236 | |
3f455f90 PK |
1237 | if (attr !== this.defAttr) { |
1238 | out += '</span>'; | |
8bc844c0 CJ |
1239 | } |
1240 | ||
3f455f90 PK |
1241 | this.children[y].innerHTML = out; |
1242 | } | |
8bc844c0 | 1243 | |
3f455f90 PK |
1244 | if (parent) { |
1245 | parent.appendChild(this.element); | |
1246 | } | |
1247 | ||
1248 | /* | |
1249 | * Return focus to previously focused element | |
1250 | */ | |
1251 | focused.focus(); | |
1252 | this.emit('refresh', {element: this.element, start: start, end: end}); | |
1253 | }; | |
1254 | ||
1255 | Terminal.prototype._cursorBlink = function() { | |
1256 | if (Terminal.focus !== this) return; | |
1257 | this.cursorState ^= 1; | |
1258 | this.refresh(this.y, this.y); | |
1259 | }; | |
1260 | ||
1261 | Terminal.prototype.showCursor = function() { | |
1262 | if (!this.cursorState) { | |
1263 | this.cursorState = 1; | |
1264 | this.refresh(this.y, this.y); | |
1265 | } else { | |
1266 | // Temporarily disabled: | |
1267 | // this.refreshBlink(); | |
1268 | } | |
1269 | }; | |
1270 | ||
1271 | Terminal.prototype.startBlink = function() { | |
1272 | if (!this.cursorBlink) return; | |
1273 | var self = this; | |
1274 | this._blinker = function() { | |
1275 | self._cursorBlink(); | |
1276 | }; | |
1277 | this._blink = setInterval(this._blinker, 500); | |
1278 | }; | |
1279 | ||
1280 | Terminal.prototype.refreshBlink = function() { | |
1281 | if (!this.cursorBlink) return; | |
1282 | clearInterval(this._blink); | |
1283 | this._blink = setInterval(this._blinker, 500); | |
1284 | }; | |
1285 | ||
1286 | Terminal.prototype.scroll = function() { | |
1287 | var row; | |
1288 | ||
1289 | if (++this.ybase === this.scrollback) { | |
1290 | this.ybase = this.ybase / 2 | 0; | |
1291 | this.lines = this.lines.slice(-(this.ybase + this.rows) + 1); | |
1292 | } | |
1293 | ||
1294 | this.ydisp = this.ybase; | |
1295 | ||
1296 | // last line | |
1297 | row = this.ybase + this.rows - 1; | |
1298 | ||
1299 | // subtract the bottom scroll region | |
1300 | row -= this.rows - 1 - this.scrollBottom; | |
1301 | ||
1302 | if (row === this.lines.length) { | |
1303 | // potential optimization: | |
1304 | // pushing is faster than splicing | |
1305 | // when they amount to the same | |
1306 | // behavior. | |
1307 | this.lines.push(this.blankLine()); | |
1308 | } else { | |
1309 | // add our new line | |
1310 | this.lines.splice(row, 0, this.blankLine()); | |
1311 | } | |
1312 | ||
1313 | if (this.scrollTop !== 0) { | |
1314 | if (this.ybase !== 0) { | |
1315 | this.ybase--; | |
1316 | this.ydisp = this.ybase; | |
8bc844c0 | 1317 | } |
3f455f90 PK |
1318 | this.lines.splice(this.ybase + this.scrollTop, 1); |
1319 | } | |
8bc844c0 | 1320 | |
3f455f90 PK |
1321 | // this.maxRange(); |
1322 | this.updateRange(this.scrollTop); | |
1323 | this.updateRange(this.scrollBottom); | |
1324 | }; | |
8bc844c0 | 1325 | |
3f455f90 PK |
1326 | Terminal.prototype.scrollDisp = function(disp) { |
1327 | this.ydisp += disp; | |
8bc844c0 | 1328 | |
3f455f90 PK |
1329 | if (this.ydisp > this.ybase) { |
1330 | this.ydisp = this.ybase; | |
1331 | } else if (this.ydisp < 0) { | |
1332 | this.ydisp = 0; | |
1333 | } | |
8bc844c0 | 1334 | |
3f455f90 PK |
1335 | this.refresh(0, this.rows - 1); |
1336 | }; | |
8bc844c0 | 1337 | |
3f455f90 PK |
1338 | Terminal.prototype.write = function(data) { |
1339 | var l = data.length, i = 0, j, cs, ch; | |
8bc844c0 | 1340 | |
3f455f90 PK |
1341 | this.refreshStart = this.y; |
1342 | this.refreshEnd = this.y; | |
8bc844c0 | 1343 | |
3f455f90 PK |
1344 | if (this.ybase !== this.ydisp) { |
1345 | this.ydisp = this.ybase; | |
1346 | this.maxRange(); | |
1347 | } | |
8bc844c0 | 1348 | |
3f455f90 PK |
1349 | for (; i < l; i++) { |
1350 | ch = data[i]; | |
1351 | switch (this.state) { | |
1352 | case normal: | |
1353 | switch (ch) { | |
1354 | case '\x07': | |
1355 | this.bell(); | |
1356 | break; | |
8bc844c0 | 1357 | |
3f455f90 PK |
1358 | // '\n', '\v', '\f' |
1359 | case '\n': | |
1360 | case '\x0b': | |
1361 | case '\x0c': | |
1362 | if (this.convertEol) { | |
1363 | this.x = 0; | |
1364 | } | |
1365 | this.y++; | |
1366 | if (this.y > this.scrollBottom) { | |
1367 | this.y--; | |
1368 | this.scroll(); | |
1369 | } | |
1370 | break; | |
8bc844c0 | 1371 | |
3f455f90 PK |
1372 | // '\r' |
1373 | case '\r': | |
1374 | this.x = 0; | |
1375 | break; | |
8bc844c0 | 1376 | |
3f455f90 PK |
1377 | // '\b' |
1378 | case '\x08': | |
1379 | if (this.x > 0) { | |
1380 | this.x--; | |
1381 | } | |
1382 | break; | |
1383 | ||
1384 | // '\t' | |
1385 | case '\t': | |
1386 | this.x = this.nextStop(); | |
1387 | break; | |
8bc844c0 | 1388 | |
3f455f90 PK |
1389 | // shift out |
1390 | case '\x0e': | |
1391 | this.setgLevel(1); | |
1392 | break; | |
1393 | ||
1394 | // shift in | |
1395 | case '\x0f': | |
1396 | this.setgLevel(0); | |
1397 | break; | |
1398 | ||
1399 | // '\e' | |
1400 | case '\x1b': | |
1401 | this.state = escaped; | |
1402 | break; | |
1403 | ||
1404 | default: | |
1405 | // ' ' | |
1406 | if (ch >= ' ') { | |
1407 | if (this.charset && this.charset[ch]) { | |
1408 | ch = this.charset[ch]; | |
1409 | } | |
1410 | ||
1411 | if (this.x >= this.cols) { | |
1412 | this.x = 0; | |
1413 | this.y++; | |
1414 | if (this.y > this.scrollBottom) { | |
1415 | this.y--; | |
1416 | this.scroll(); | |
1417 | } | |
1418 | } | |
1419 | ||
1420 | this.lines[this.y + this.ybase][this.x] = [this.curAttr, ch]; | |
1421 | this.x++; | |
1422 | this.updateRange(this.y); | |
1423 | ||
1424 | if (isWide(ch)) { | |
1425 | j = this.y + this.ybase; | |
1426 | if (this.cols < 2 || this.x >= this.cols) { | |
1427 | this.lines[j][this.x - 1] = [this.curAttr, ' ']; | |
1428 | break; | |
1429 | } | |
1430 | this.lines[j][this.x] = [this.curAttr, ' ']; | |
1431 | this.x++; | |
1432 | } | |
1433 | } | |
1434 | break; | |
a4607f90 | 1435 | } |
8bc844c0 | 1436 | break; |
3f455f90 PK |
1437 | case escaped: |
1438 | switch (ch) { | |
1439 | // ESC [ Control Sequence Introducer ( CSI is 0x9b). | |
1440 | case '[': | |
1441 | this.params = []; | |
1442 | this.currentParam = 0; | |
1443 | this.state = csi; | |
1444 | break; | |
8bc844c0 | 1445 | |
3f455f90 PK |
1446 | // ESC ] Operating System Command ( OSC is 0x9d). |
1447 | case ']': | |
1448 | this.params = []; | |
1449 | this.currentParam = 0; | |
1450 | this.state = osc; | |
1451 | break; | |
8bc844c0 | 1452 | |
3f455f90 PK |
1453 | // ESC P Device Control String ( DCS is 0x90). |
1454 | case 'P': | |
1455 | this.params = []; | |
1456 | this.currentParam = 0; | |
1457 | this.state = dcs; | |
1458 | break; | |
8bc844c0 | 1459 | |
3f455f90 PK |
1460 | // ESC _ Application Program Command ( APC is 0x9f). |
1461 | case '_': | |
1462 | this.state = ignore; | |
1463 | break; | |
8bc844c0 | 1464 | |
3f455f90 PK |
1465 | // ESC ^ Privacy Message ( PM is 0x9e). |
1466 | case '^': | |
1467 | this.state = ignore; | |
1468 | break; | |
8bc844c0 | 1469 | |
3f455f90 PK |
1470 | // ESC c Full Reset (RIS). |
1471 | case 'c': | |
1472 | this.reset(); | |
1473 | break; | |
8bc844c0 | 1474 | |
3f455f90 PK |
1475 | // ESC E Next Line ( NEL is 0x85). |
1476 | // ESC D Index ( IND is 0x84). | |
1477 | case 'E': | |
1478 | this.x = 0; | |
1479 | ; | |
1480 | case 'D': | |
1481 | this.index(); | |
1482 | break; | |
8bc844c0 | 1483 | |
3f455f90 PK |
1484 | // ESC M Reverse Index ( RI is 0x8d). |
1485 | case 'M': | |
1486 | this.reverseIndex(); | |
1487 | break; | |
8bc844c0 | 1488 | |
3f455f90 PK |
1489 | // ESC % Select default/utf-8 character set. |
1490 | // @ = default, G = utf-8 | |
1491 | case '%': | |
1492 | //this.charset = null; | |
1493 | this.setgLevel(0); | |
1494 | this.setgCharset(0, Terminal.charsets.US); | |
1495 | this.state = normal; | |
1496 | i++; | |
1497 | break; | |
8bc844c0 | 1498 | |
3f455f90 PK |
1499 | // ESC (,),*,+,-,. Designate G0-G2 Character Set. |
1500 | case '(': // <-- this seems to get all the attention | |
1501 | case ')': | |
1502 | case '*': | |
1503 | case '+': | |
1504 | case '-': | |
1505 | case '.': | |
1506 | switch (ch) { | |
1507 | case '(': | |
1508 | this.gcharset = 0; | |
1509 | break; | |
1510 | case ')': | |
1511 | this.gcharset = 1; | |
1512 | break; | |
1513 | case '*': | |
1514 | this.gcharset = 2; | |
1515 | break; | |
1516 | case '+': | |
1517 | this.gcharset = 3; | |
1518 | break; | |
1519 | case '-': | |
1520 | this.gcharset = 1; | |
1521 | break; | |
1522 | case '.': | |
1523 | this.gcharset = 2; | |
1524 | break; | |
1525 | } | |
1526 | this.state = charset; | |
1527 | break; | |
8bc844c0 | 1528 | |
3f455f90 PK |
1529 | // Designate G3 Character Set (VT300). |
1530 | // A = ISO Latin-1 Supplemental. | |
1531 | // Not implemented. | |
1532 | case '/': | |
1533 | this.gcharset = 3; | |
1534 | this.state = charset; | |
1535 | i--; | |
1536 | break; | |
8bc844c0 | 1537 | |
3f455f90 PK |
1538 | // ESC N |
1539 | // Single Shift Select of G2 Character Set | |
1540 | // ( SS2 is 0x8e). This affects next character only. | |
1541 | case 'N': | |
1542 | break; | |
1543 | // ESC O | |
1544 | // Single Shift Select of G3 Character Set | |
1545 | // ( SS3 is 0x8f). This affects next character only. | |
1546 | case 'O': | |
1547 | break; | |
1548 | // ESC n | |
1549 | // Invoke the G2 Character Set as GL (LS2). | |
1550 | case 'n': | |
1551 | this.setgLevel(2); | |
1552 | break; | |
1553 | // ESC o | |
1554 | // Invoke the G3 Character Set as GL (LS3). | |
1555 | case 'o': | |
1556 | this.setgLevel(3); | |
1557 | break; | |
1558 | // ESC | | |
1559 | // Invoke the G3 Character Set as GR (LS3R). | |
1560 | case '|': | |
1561 | this.setgLevel(3); | |
1562 | break; | |
1563 | // ESC } | |
1564 | // Invoke the G2 Character Set as GR (LS2R). | |
1565 | case '}': | |
1566 | this.setgLevel(2); | |
1567 | break; | |
1568 | // ESC ~ | |
1569 | // Invoke the G1 Character Set as GR (LS1R). | |
1570 | case '~': | |
1571 | this.setgLevel(1); | |
1572 | break; | |
8bc844c0 | 1573 | |
3f455f90 PK |
1574 | // ESC 7 Save Cursor (DECSC). |
1575 | case '7': | |
1576 | this.saveCursor(); | |
1577 | this.state = normal; | |
1578 | break; | |
8bc844c0 | 1579 | |
3f455f90 PK |
1580 | // ESC 8 Restore Cursor (DECRC). |
1581 | case '8': | |
1582 | this.restoreCursor(); | |
1583 | this.state = normal; | |
1584 | break; | |
8bc844c0 | 1585 | |
3f455f90 PK |
1586 | // ESC # 3 DEC line height/width |
1587 | case '#': | |
1588 | this.state = normal; | |
1589 | i++; | |
1590 | break; | |
8bc844c0 | 1591 | |
3f455f90 PK |
1592 | // ESC H Tab Set (HTS is 0x88). |
1593 | case 'H': | |
1594 | this.tabSet(); | |
1595 | break; | |
8bc844c0 | 1596 | |
3f455f90 PK |
1597 | // ESC = Application Keypad (DECPAM). |
1598 | case '=': | |
1599 | this.log('Serial port requested application keypad.'); | |
1600 | this.applicationKeypad = true; | |
1601 | this.state = normal; | |
1602 | break; | |
8bc844c0 | 1603 | |
3f455f90 PK |
1604 | // ESC > Normal Keypad (DECPNM). |
1605 | case '>': | |
1606 | this.log('Switching back to normal keypad.'); | |
1607 | this.applicationKeypad = false; | |
1608 | this.state = normal; | |
1609 | break; | |
8bc844c0 | 1610 | |
3f455f90 PK |
1611 | default: |
1612 | this.state = normal; | |
1613 | this.error('Unknown ESC control: %s.', ch); | |
1614 | break; | |
1615 | } | |
8bc844c0 CJ |
1616 | break; |
1617 | ||
3f455f90 PK |
1618 | case charset: |
1619 | switch (ch) { | |
1620 | case '0': // DEC Special Character and Line Drawing Set. | |
1621 | cs = Terminal.charsets.SCLD; | |
1622 | break; | |
1623 | case 'A': // UK | |
1624 | cs = Terminal.charsets.UK; | |
1625 | break; | |
1626 | case 'B': // United States (USASCII). | |
1627 | cs = Terminal.charsets.US; | |
1628 | break; | |
1629 | case '4': // Dutch | |
1630 | cs = Terminal.charsets.Dutch; | |
1631 | break; | |
1632 | case 'C': // Finnish | |
1633 | case '5': | |
1634 | cs = Terminal.charsets.Finnish; | |
1635 | break; | |
1636 | case 'R': // French | |
1637 | cs = Terminal.charsets.French; | |
1638 | break; | |
1639 | case 'Q': // FrenchCanadian | |
1640 | cs = Terminal.charsets.FrenchCanadian; | |
1641 | break; | |
1642 | case 'K': // German | |
1643 | cs = Terminal.charsets.German; | |
1644 | break; | |
1645 | case 'Y': // Italian | |
1646 | cs = Terminal.charsets.Italian; | |
1647 | break; | |
1648 | case 'E': // NorwegianDanish | |
1649 | case '6': | |
1650 | cs = Terminal.charsets.NorwegianDanish; | |
1651 | break; | |
1652 | case 'Z': // Spanish | |
1653 | cs = Terminal.charsets.Spanish; | |
1654 | break; | |
1655 | case 'H': // Swedish | |
1656 | case '7': | |
1657 | cs = Terminal.charsets.Swedish; | |
1658 | break; | |
1659 | case '=': // Swiss | |
1660 | cs = Terminal.charsets.Swiss; | |
1661 | break; | |
1662 | case '/': // ISOLatin (actually /A) | |
1663 | cs = Terminal.charsets.ISOLatin; | |
1664 | i++; | |
1665 | break; | |
1666 | default: // Default | |
1667 | cs = Terminal.charsets.US; | |
1668 | break; | |
1669 | } | |
1670 | this.setgCharset(this.gcharset, cs); | |
1671 | this.gcharset = null; | |
1672 | this.state = normal; | |
8bc844c0 CJ |
1673 | break; |
1674 | ||
3f455f90 PK |
1675 | case osc: |
1676 | // OSC Ps ; Pt ST | |
1677 | // OSC Ps ; Pt BEL | |
1678 | // Set Text Parameters. | |
1679 | if (ch === '\x1b' || ch === '\x07') { | |
1680 | if (ch === '\x1b') i++; | |
8bc844c0 | 1681 | |
3f455f90 | 1682 | this.params.push(this.currentParam); |
8bc844c0 | 1683 | |
3f455f90 PK |
1684 | switch (this.params[0]) { |
1685 | case 0: | |
1686 | case 1: | |
1687 | case 2: | |
1688 | if (this.params[1]) { | |
1689 | this.title = this.params[1]; | |
1690 | this.handleTitle(this.title); | |
1691 | } | |
1692 | break; | |
1693 | case 3: | |
1694 | // set X property | |
1695 | break; | |
1696 | case 4: | |
1697 | case 5: | |
1698 | // change dynamic colors | |
1699 | break; | |
1700 | case 10: | |
1701 | case 11: | |
1702 | case 12: | |
1703 | case 13: | |
1704 | case 14: | |
1705 | case 15: | |
1706 | case 16: | |
1707 | case 17: | |
1708 | case 18: | |
1709 | case 19: | |
1710 | // change dynamic ui colors | |
1711 | break; | |
1712 | case 46: | |
1713 | // change log file | |
1714 | break; | |
1715 | case 50: | |
1716 | // dynamic font | |
1717 | break; | |
1718 | case 51: | |
1719 | // emacs shell | |
1720 | break; | |
1721 | case 52: | |
1722 | // manipulate selection data | |
1723 | break; | |
1724 | case 104: | |
1725 | case 105: | |
1726 | case 110: | |
1727 | case 111: | |
1728 | case 112: | |
1729 | case 113: | |
1730 | case 114: | |
1731 | case 115: | |
1732 | case 116: | |
1733 | case 117: | |
1734 | case 118: | |
1735 | // reset colors | |
1736 | break; | |
1737 | } | |
8bc844c0 | 1738 | |
3f455f90 PK |
1739 | this.params = []; |
1740 | this.currentParam = 0; | |
1741 | this.state = normal; | |
1742 | } else { | |
1743 | if (!this.params.length) { | |
1744 | if (ch >= '0' && ch <= '9') { | |
1745 | this.currentParam = | |
1746 | this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1747 | } else if (ch === ';') { | |
1748 | this.params.push(this.currentParam); | |
1749 | this.currentParam = ''; | |
1750 | } | |
1751 | } else { | |
1752 | this.currentParam += ch; | |
1753 | } | |
1754 | } | |
8bc844c0 CJ |
1755 | break; |
1756 | ||
3f455f90 PK |
1757 | case csi: |
1758 | // '?', '>', '!' | |
1759 | if (ch === '?' || ch === '>' || ch === '!') { | |
1760 | this.prefix = ch; | |
1761 | break; | |
8bc844c0 | 1762 | } |
8bc844c0 | 1763 | |
3f455f90 PK |
1764 | // 0 - 9 |
1765 | if (ch >= '0' && ch <= '9') { | |
1766 | this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1767 | break; | |
1768 | } | |
8bc844c0 | 1769 | |
3f455f90 PK |
1770 | // '$', '"', ' ', '\'' |
1771 | if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') { | |
1772 | this.postfix = ch; | |
1773 | break; | |
1774 | } | |
1775 | ||
1776 | this.params.push(this.currentParam); | |
1777 | this.currentParam = 0; | |
1778 | ||
1779 | // ';' | |
1780 | if (ch === ';') break; | |
1781 | ||
1782 | this.state = normal; | |
1783 | ||
1784 | switch (ch) { | |
1785 | // CSI Ps A | |
1786 | // Cursor Up Ps Times (default = 1) (CUU). | |
1787 | case 'A': | |
1788 | this.cursorUp(this.params); | |
1789 | break; | |
1790 | ||
1791 | // CSI Ps B | |
1792 | // Cursor Down Ps Times (default = 1) (CUD). | |
1793 | case 'B': | |
1794 | this.cursorDown(this.params); | |
1795 | break; | |
1796 | ||
1797 | // CSI Ps C | |
1798 | // Cursor Forward Ps Times (default = 1) (CUF). | |
1799 | case 'C': | |
1800 | this.cursorForward(this.params); | |
1801 | break; | |
1802 | ||
1803 | // CSI Ps D | |
1804 | // Cursor Backward Ps Times (default = 1) (CUB). | |
1805 | case 'D': | |
1806 | this.cursorBackward(this.params); | |
1807 | break; | |
1808 | ||
1809 | // CSI Ps ; Ps H | |
1810 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
1811 | case 'H': | |
1812 | this.cursorPos(this.params); | |
1813 | break; | |
1814 | ||
1815 | // CSI Ps J Erase in Display (ED). | |
1816 | case 'J': | |
1817 | this.eraseInDisplay(this.params); | |
1818 | break; | |
1819 | ||
1820 | // CSI Ps K Erase in Line (EL). | |
1821 | case 'K': | |
1822 | this.eraseInLine(this.params); | |
1823 | break; | |
1824 | ||
1825 | // CSI Pm m Character Attributes (SGR). | |
1826 | case 'm': | |
1827 | if (!this.prefix) { | |
1828 | this.charAttributes(this.params); | |
1829 | } | |
1830 | break; | |
1831 | ||
1832 | // CSI Ps n Device Status Report (DSR). | |
1833 | case 'n': | |
1834 | if (!this.prefix) { | |
1835 | this.deviceStatus(this.params); | |
1836 | } | |
1837 | break; | |
1838 | ||
1839 | /** | |
1840 | * Additions | |
1841 | */ | |
1842 | ||
1843 | // CSI Ps @ | |
1844 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
1845 | case '@': | |
1846 | this.insertChars(this.params); | |
1847 | break; | |
1848 | ||
1849 | // CSI Ps E | |
1850 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
1851 | case 'E': | |
1852 | this.cursorNextLine(this.params); | |
1853 | break; | |
1854 | ||
1855 | // CSI Ps F | |
1856 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
1857 | case 'F': | |
1858 | this.cursorPrecedingLine(this.params); | |
1859 | break; | |
1860 | ||
1861 | // CSI Ps G | |
1862 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
1863 | case 'G': | |
1864 | this.cursorCharAbsolute(this.params); | |
1865 | break; | |
1866 | ||
1867 | // CSI Ps L | |
1868 | // Insert Ps Line(s) (default = 1) (IL). | |
1869 | case 'L': | |
1870 | this.insertLines(this.params); | |
1871 | break; | |
1872 | ||
1873 | // CSI Ps M | |
1874 | // Delete Ps Line(s) (default = 1) (DL). | |
1875 | case 'M': | |
1876 | this.deleteLines(this.params); | |
1877 | break; | |
1878 | ||
1879 | // CSI Ps P | |
1880 | // Delete Ps Character(s) (default = 1) (DCH). | |
1881 | case 'P': | |
1882 | this.deleteChars(this.params); | |
1883 | break; | |
1884 | ||
1885 | // CSI Ps X | |
1886 | // Erase Ps Character(s) (default = 1) (ECH). | |
1887 | case 'X': | |
1888 | this.eraseChars(this.params); | |
1889 | break; | |
1890 | ||
1891 | // CSI Pm ` Character Position Absolute | |
1892 | // [column] (default = [row,1]) (HPA). | |
1893 | case '`': | |
1894 | this.charPosAbsolute(this.params); | |
1895 | break; | |
1896 | ||
1897 | // 141 61 a * HPR - | |
1898 | // Horizontal Position Relative | |
1899 | case 'a': | |
1900 | this.HPositionRelative(this.params); | |
1901 | break; | |
1902 | ||
1903 | // CSI P s c | |
1904 | // Send Device Attributes (Primary DA). | |
1905 | // CSI > P s c | |
1906 | // Send Device Attributes (Secondary DA) | |
1907 | case 'c': | |
1908 | this.sendDeviceAttributes(this.params); | |
1909 | break; | |
1910 | ||
1911 | // CSI Pm d | |
1912 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
1913 | case 'd': | |
1914 | this.linePosAbsolute(this.params); | |
1915 | break; | |
1916 | ||
1917 | // 145 65 e * VPR - Vertical Position Relative | |
1918 | case 'e': | |
1919 | this.VPositionRelative(this.params); | |
1920 | break; | |
1921 | ||
1922 | // CSI Ps ; Ps f | |
1923 | // Horizontal and Vertical Position [row;column] (default = | |
1924 | // [1,1]) (HVP). | |
1925 | case 'f': | |
1926 | this.HVPosition(this.params); | |
1927 | break; | |
1928 | ||
1929 | // CSI Pm h Set Mode (SM). | |
1930 | // CSI ? Pm h - mouse escape codes, cursor escape codes | |
1931 | case 'h': | |
1932 | this.setMode(this.params); | |
1933 | break; | |
1934 | ||
1935 | // CSI Pm l Reset Mode (RM). | |
1936 | // CSI ? Pm l | |
1937 | case 'l': | |
1938 | this.resetMode(this.params); | |
1939 | break; | |
1940 | ||
1941 | // CSI Ps ; Ps r | |
1942 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
1943 | // dow) (DECSTBM). | |
1944 | // CSI ? Pm r | |
1945 | case 'r': | |
1946 | this.setScrollRegion(this.params); | |
1947 | break; | |
1948 | ||
1949 | // CSI s | |
1950 | // Save cursor (ANSI.SYS). | |
1951 | case 's': | |
1952 | this.saveCursor(this.params); | |
1953 | break; | |
1954 | ||
1955 | // CSI u | |
1956 | // Restore cursor (ANSI.SYS). | |
1957 | case 'u': | |
1958 | this.restoreCursor(this.params); | |
1959 | break; | |
1960 | ||
1961 | /** | |
1962 | * Lesser Used | |
1963 | */ | |
1964 | ||
1965 | // CSI Ps I | |
1966 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
1967 | case 'I': | |
1968 | this.cursorForwardTab(this.params); | |
1969 | break; | |
1970 | ||
1971 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
1972 | case 'S': | |
1973 | this.scrollUp(this.params); | |
1974 | break; | |
1975 | ||
1976 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). | |
1977 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
1978 | // CSI > Ps; Ps T | |
1979 | case 'T': | |
1980 | // if (this.prefix === '>') { | |
1981 | // this.resetTitleModes(this.params); | |
1982 | // break; | |
1983 | // } | |
1984 | // if (this.params.length > 2) { | |
1985 | // this.initMouseTracking(this.params); | |
1986 | // break; | |
1987 | // } | |
1988 | if (this.params.length < 2 && !this.prefix) { | |
1989 | this.scrollDown(this.params); | |
1990 | } | |
1991 | break; | |
1992 | ||
1993 | // CSI Ps Z | |
1994 | // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
1995 | case 'Z': | |
1996 | this.cursorBackwardTab(this.params); | |
1997 | break; | |
1998 | ||
1999 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
2000 | case 'b': | |
2001 | this.repeatPrecedingCharacter(this.params); | |
2002 | break; | |
2003 | ||
2004 | // CSI Ps g Tab Clear (TBC). | |
2005 | case 'g': | |
2006 | this.tabClear(this.params); | |
2007 | break; | |
2008 | ||
2009 | // CSI Pm i Media Copy (MC). | |
2010 | // CSI ? Pm i | |
2011 | // case 'i': | |
2012 | // this.mediaCopy(this.params); | |
2013 | // break; | |
2014 | ||
2015 | // CSI Pm m Character Attributes (SGR). | |
2016 | // CSI > Ps; Ps m | |
2017 | // case 'm': // duplicate | |
2018 | // if (this.prefix === '>') { | |
2019 | // this.setResources(this.params); | |
2020 | // } else { | |
2021 | // this.charAttributes(this.params); | |
2022 | // } | |
2023 | // break; | |
2024 | ||
2025 | // CSI Ps n Device Status Report (DSR). | |
2026 | // CSI > Ps n | |
2027 | // case 'n': // duplicate | |
2028 | // if (this.prefix === '>') { | |
2029 | // this.disableModifiers(this.params); | |
2030 | // } else { | |
2031 | // this.deviceStatus(this.params); | |
2032 | // } | |
2033 | // break; | |
2034 | ||
2035 | // CSI > Ps p Set pointer mode. | |
2036 | // CSI ! p Soft terminal reset (DECSTR). | |
2037 | // CSI Ps$ p | |
2038 | // Request ANSI mode (DECRQM). | |
2039 | // CSI ? Ps$ p | |
2040 | // Request DEC private mode (DECRQM). | |
2041 | // CSI Ps ; Ps " p | |
2042 | case 'p': | |
2043 | switch (this.prefix) { | |
2044 | // case '>': | |
2045 | // this.setPointerMode(this.params); | |
2046 | // break; | |
2047 | case '!': | |
2048 | this.softReset(this.params); | |
2049 | break; | |
2050 | // case '?': | |
2051 | // if (this.postfix === '$') { | |
2052 | // this.requestPrivateMode(this.params); | |
2053 | // } | |
2054 | // break; | |
2055 | // default: | |
2056 | // if (this.postfix === '"') { | |
2057 | // this.setConformanceLevel(this.params); | |
2058 | // } else if (this.postfix === '$') { | |
2059 | // this.requestAnsiMode(this.params); | |
2060 | // } | |
2061 | // break; | |
2062 | } | |
2063 | break; | |
2064 | ||
2065 | // CSI Ps q Load LEDs (DECLL). | |
2066 | // CSI Ps SP q | |
2067 | // CSI Ps " q | |
2068 | // case 'q': | |
2069 | // if (this.postfix === ' ') { | |
2070 | // this.setCursorStyle(this.params); | |
2071 | // break; | |
2072 | // } | |
2073 | // if (this.postfix === '"') { | |
2074 | // this.setCharProtectionAttr(this.params); | |
2075 | // break; | |
2076 | // } | |
2077 | // this.loadLEDs(this.params); | |
2078 | // break; | |
2079 | ||
2080 | // CSI Ps ; Ps r | |
2081 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
2082 | // dow) (DECSTBM). | |
2083 | // CSI ? Pm r | |
2084 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
2085 | // case 'r': // duplicate | |
2086 | // if (this.prefix === '?') { | |
2087 | // this.restorePrivateValues(this.params); | |
2088 | // } else if (this.postfix === '$') { | |
2089 | // this.setAttrInRectangle(this.params); | |
2090 | // } else { | |
2091 | // this.setScrollRegion(this.params); | |
2092 | // } | |
2093 | // break; | |
2094 | ||
2095 | // CSI s Save cursor (ANSI.SYS). | |
2096 | // CSI ? Pm s | |
2097 | // case 's': // duplicate | |
2098 | // if (this.prefix === '?') { | |
2099 | // this.savePrivateValues(this.params); | |
2100 | // } else { | |
2101 | // this.saveCursor(this.params); | |
2102 | // } | |
2103 | // break; | |
2104 | ||
2105 | // CSI Ps ; Ps ; Ps t | |
2106 | // CSI Pt; Pl; Pb; Pr; Ps$ t | |
2107 | // CSI > Ps; Ps t | |
2108 | // CSI Ps SP t | |
2109 | // case 't': | |
2110 | // if (this.postfix === '$') { | |
2111 | // this.reverseAttrInRectangle(this.params); | |
2112 | // } else if (this.postfix === ' ') { | |
2113 | // this.setWarningBellVolume(this.params); | |
2114 | // } else { | |
2115 | // if (this.prefix === '>') { | |
2116 | // this.setTitleModeFeature(this.params); | |
2117 | // } else { | |
2118 | // this.manipulateWindow(this.params); | |
2119 | // } | |
2120 | // } | |
2121 | // break; | |
2122 | ||
2123 | // CSI u Restore cursor (ANSI.SYS). | |
2124 | // CSI Ps SP u | |
2125 | // case 'u': // duplicate | |
2126 | // if (this.postfix === ' ') { | |
2127 | // this.setMarginBellVolume(this.params); | |
2128 | // } else { | |
2129 | // this.restoreCursor(this.params); | |
2130 | // } | |
2131 | // break; | |
2132 | ||
2133 | // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v | |
2134 | // case 'v': | |
2135 | // if (this.postfix === '$') { | |
2136 | // this.copyRectagle(this.params); | |
2137 | // } | |
2138 | // break; | |
2139 | ||
2140 | // CSI Pt ; Pl ; Pb ; Pr ' w | |
2141 | // case 'w': | |
2142 | // if (this.postfix === '\'') { | |
2143 | // this.enableFilterRectangle(this.params); | |
2144 | // } | |
2145 | // break; | |
2146 | ||
2147 | // CSI Ps x Request Terminal Parameters (DECREQTPARM). | |
2148 | // CSI Ps x Select Attribute Change Extent (DECSACE). | |
2149 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
2150 | // case 'x': | |
2151 | // if (this.postfix === '$') { | |
2152 | // this.fillRectangle(this.params); | |
2153 | // } else { | |
2154 | // this.requestParameters(this.params); | |
2155 | // //this.__(this.params); | |
2156 | // } | |
2157 | // break; | |
2158 | ||
2159 | // CSI Ps ; Pu ' z | |
2160 | // CSI Pt; Pl; Pb; Pr$ z | |
2161 | // case 'z': | |
2162 | // if (this.postfix === '\'') { | |
2163 | // this.enableLocatorReporting(this.params); | |
2164 | // } else if (this.postfix === '$') { | |
2165 | // this.eraseRectangle(this.params); | |
2166 | // } | |
2167 | // break; | |
2168 | ||
2169 | // CSI Pm ' { | |
2170 | // CSI Pt; Pl; Pb; Pr$ { | |
2171 | // case '{': | |
2172 | // if (this.postfix === '\'') { | |
2173 | // this.setLocatorEvents(this.params); | |
2174 | // } else if (this.postfix === '$') { | |
2175 | // this.selectiveEraseRectangle(this.params); | |
2176 | // } | |
2177 | // break; | |
2178 | ||
2179 | // CSI Ps ' | | |
2180 | // case '|': | |
2181 | // if (this.postfix === '\'') { | |
2182 | // this.requestLocatorPosition(this.params); | |
2183 | // } | |
2184 | // break; | |
2185 | ||
2186 | // CSI P m SP } | |
2187 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
2188 | // case '}': | |
2189 | // if (this.postfix === ' ') { | |
2190 | // this.insertColumns(this.params); | |
2191 | // } | |
2192 | // break; | |
2193 | ||
2194 | // CSI P m SP ~ | |
2195 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
2196 | // case '~': | |
2197 | // if (this.postfix === ' ') { | |
2198 | // this.deleteColumns(this.params); | |
2199 | // } | |
2200 | // break; | |
2201 | ||
2202 | default: | |
2203 | this.error('Unknown CSI code: %s.', ch); | |
2204 | break; | |
2205 | } | |
2206 | ||
2207 | this.prefix = ''; | |
2208 | this.postfix = ''; | |
2209 | break; | |
2210 | ||
2211 | case dcs: | |
2212 | if (ch === '\x1b' || ch === '\x07') { | |
2213 | if (ch === '\x1b') i++; | |
2214 | ||
2215 | switch (this.prefix) { | |
2216 | // User-Defined Keys (DECUDK). | |
2217 | case '': | |
2218 | break; | |
2219 | ||
2220 | // Request Status String (DECRQSS). | |
2221 | // test: echo -e '\eP$q"p\e\\' | |
2222 | case '$q': | |
2223 | var pt = this.currentParam | |
2224 | , valid = false; | |
2225 | ||
2226 | switch (pt) { | |
2227 | // DECSCA | |
2228 | case '"q': | |
2229 | pt = '0"q'; | |
2230 | break; | |
2231 | ||
2232 | // DECSCL | |
2233 | case '"p': | |
2234 | pt = '61"p'; | |
2235 | break; | |
2236 | ||
2237 | // DECSTBM | |
2238 | case 'r': | |
2239 | pt = '' | |
2240 | + (this.scrollTop + 1) | |
2241 | + ';' | |
2242 | + (this.scrollBottom + 1) | |
2243 | + 'r'; | |
2244 | break; | |
2245 | ||
2246 | // SGR | |
2247 | case 'm': | |
2248 | pt = '0m'; | |
2249 | break; | |
2250 | ||
2251 | default: | |
2252 | this.error('Unknown DCS Pt: %s.', pt); | |
2253 | pt = ''; | |
2254 | break; | |
2255 | } | |
2256 | ||
2257 | this.send('\x1bP' + +valid + '$r' + pt + '\x1b\\'); | |
2258 | break; | |
2259 | ||
2260 | // Set Termcap/Terminfo Data (xterm, experimental). | |
2261 | case '+p': | |
2262 | break; | |
2263 | ||
2264 | // Request Termcap/Terminfo String (xterm, experimental) | |
2265 | // Regular xterm does not even respond to this sequence. | |
2266 | // This can cause a small glitch in vim. | |
2267 | // test: echo -ne '\eP+q6b64\e\\' | |
2268 | case '+q': | |
2269 | var pt = this.currentParam | |
2270 | , valid = false; | |
2271 | ||
2272 | this.send('\x1bP' + +valid + '+r' + pt + '\x1b\\'); | |
2273 | break; | |
2274 | ||
2275 | default: | |
2276 | this.error('Unknown DCS prefix: %s.', this.prefix); | |
2277 | break; | |
2278 | } | |
2279 | ||
2280 | this.currentParam = 0; | |
2281 | this.prefix = ''; | |
2282 | this.state = normal; | |
2283 | } else if (!this.currentParam) { | |
2284 | if (!this.prefix && ch !== '$' && ch !== '+') { | |
2285 | this.currentParam = ch; | |
2286 | } else if (this.prefix.length === 2) { | |
2287 | this.currentParam = ch; | |
2288 | } else { | |
2289 | this.prefix += ch; | |
2290 | } | |
2291 | } else { | |
2292 | this.currentParam += ch; | |
2293 | } | |
2294 | break; | |
2295 | ||
2296 | case ignore: | |
2297 | // For PM and APC. | |
2298 | if (ch === '\x1b' || ch === '\x07') { | |
2299 | if (ch === '\x1b') i++; | |
2300 | this.state = normal; | |
2301 | } | |
2302 | break; | |
2303 | } | |
2304 | } | |
2305 | ||
2306 | this.updateRange(this.y); | |
2307 | this.refresh(this.refreshStart, this.refreshEnd); | |
2308 | }; | |
2309 | ||
2310 | Terminal.prototype.writeln = function(data) { | |
2311 | this.write(data + '\r\n'); | |
2312 | }; | |
2313 | ||
2314 | // Key Resources: | |
2315 | // https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent | |
2316 | Terminal.prototype.keyDown = function(ev) { | |
3a866cf2 DI |
2317 | var self = this; |
2318 | var result = this.evaluateKeyEscapeSequence(ev); | |
2319 | ||
2320 | if (result.scrollDisp) { | |
2321 | this.scrollDisp(result.scrollDisp); | |
2322 | return this.cancel(ev); | |
2323 | } | |
2324 | ||
2325 | if (result.cancel) { | |
2326 | // The event is canceled at the end already, is this necessary? | |
2327 | this.cancel(ev, true); | |
2328 | } | |
2329 | ||
2330 | if (!result.key || (this.isMac && ev.metaKey)) { | |
2331 | return true; | |
2332 | } | |
2333 | ||
2334 | this.emit('keydown', ev); | |
2335 | this.emit('key', result.key, ev); | |
2336 | this.showCursor(); | |
2337 | this.handler(result.key); | |
2338 | ||
2339 | return this.cancel(ev, true); | |
2340 | }; | |
3f455f90 | 2341 | |
0535f942 DI |
2342 | /** |
2343 | * Returns an object that determines how a KeyboardEvent should be handled. The key of the | |
2344 | * returned value is the new key code to pass to the PTY. | |
2345 | * | |
2346 | * Reference: http://invisible-island.net/xterm/ctlseqs/ctlseqs.html | |
2347 | */ | |
3a866cf2 DI |
2348 | Terminal.prototype.evaluateKeyEscapeSequence = function(ev) { |
2349 | var result = { | |
2350 | // Whether to cancel event propogation (NOTE: this may not be needed since the event is | |
2351 | // canceled at the end of keyDown | |
2352 | cancel: false, | |
2353 | // The new key even to emit | |
2354 | key: undefined, | |
2355 | // The number of characters to scroll, if this is defined it will cancel the event | |
2356 | scrollDisp: undefined | |
2357 | }; | |
3f455f90 PK |
2358 | switch (ev.keyCode) { |
2359 | // backspace | |
2360 | case 8: | |
2361 | if (ev.shiftKey) { | |
3a866cf2 | 2362 | result.key = '\x08'; // ^H |
3f455f90 PK |
2363 | break; |
2364 | } | |
3a866cf2 | 2365 | result.key = '\x7f'; // ^? |
3f455f90 PK |
2366 | break; |
2367 | // tab | |
2368 | case 9: | |
2369 | if (ev.shiftKey) { | |
3a866cf2 | 2370 | result.key = '\x1b[Z'; |
3f455f90 PK |
2371 | break; |
2372 | } | |
3a866cf2 DI |
2373 | result.key = '\t'; |
2374 | result.cancel = true; | |
3f455f90 PK |
2375 | break; |
2376 | // return/enter | |
2377 | case 13: | |
3a866cf2 DI |
2378 | result.key = '\r'; |
2379 | result.cancel = true; | |
3f455f90 PK |
2380 | break; |
2381 | // escape | |
2382 | case 27: | |
3a866cf2 DI |
2383 | result.key = '\x1b'; |
2384 | result.cancel = true; | |
3f455f90 PK |
2385 | break; |
2386 | // left-arrow | |
2387 | case 37: | |
72ed03ad | 2388 | if (ev.altKey) { |
3a866cf2 DI |
2389 | result.key = '\x1bb' // Jump a word back |
2390 | result.cancel = true; | |
72ed03ad | 2391 | break; |
e2aaa8d3 DI |
2392 | } |
2393 | if (ev.ctrlKey) { | |
3a866cf2 | 2394 | result.key = '\x1b[5D'; // Jump a word back |
e2aaa8d3 DI |
2395 | break; |
2396 | } | |
2397 | if (this.applicationCursor) { | |
3a866cf2 | 2398 | result.key = '\x1bOD'; // SS3 as ^[O for 7-bit |
3f455f90 PK |
2399 | break; |
2400 | } | |
3a866cf2 | 2401 | result.key = '\x1b[D'; |
3f455f90 PK |
2402 | break; |
2403 | // right-arrow | |
2404 | case 39: | |
72ed03ad | 2405 | if (ev.altKey) { |
3a866cf2 DI |
2406 | result.key = '\x1bf' // Jump a word forward |
2407 | result.cancel = true; | |
72ed03ad | 2408 | break; |
e2aaa8d3 DI |
2409 | } |
2410 | if (ev.ctrlKey) { | |
3a866cf2 | 2411 | result.key = '\x1b[5C'; // Jump a word forward |
e2aaa8d3 DI |
2412 | break; |
2413 | } | |
2414 | if (this.applicationCursor) { | |
3a866cf2 | 2415 | result.key = '\x1bOC'; |
3f455f90 PK |
2416 | break; |
2417 | } | |
3a866cf2 | 2418 | result.key = '\x1b[C'; |
3f455f90 PK |
2419 | break; |
2420 | // up-arrow | |
2421 | case 38: | |
2422 | if (this.applicationCursor) { | |
3a866cf2 | 2423 | result.key = '\x1bOA'; |
3f455f90 PK |
2424 | break; |
2425 | } | |
2426 | if (ev.ctrlKey) { | |
3a866cf2 | 2427 | result.scrollDisp = -1; |
3f455f90 | 2428 | } else { |
3a866cf2 | 2429 | result.key = '\x1b[A'; |
3f455f90 PK |
2430 | } |
2431 | break; | |
2432 | // down-arrow | |
2433 | case 40: | |
2434 | if (this.applicationCursor) { | |
3a866cf2 | 2435 | result.key = '\x1bOB'; |
3f455f90 PK |
2436 | break; |
2437 | } | |
2438 | if (ev.ctrlKey) { | |
3a866cf2 | 2439 | result.scrollDisp = 1; |
3f455f90 | 2440 | } else { |
3a866cf2 | 2441 | result.key = '\x1b[B'; |
3f455f90 PK |
2442 | } |
2443 | break; | |
3f455f90 PK |
2444 | // insert |
2445 | case 45: | |
524db022 | 2446 | if (!ev.shiftKey && !ev.ctrlKey) { |
2447 | // <Ctrl> or <Shift> + <Insert> are used to | |
2448 | // copy-paste on some systems. | |
740ae96f | 2449 | result.key = '\x1b[2~'; |
524db022 | 2450 | } |
3f455f90 | 2451 | break; |
0535f942 DI |
2452 | // delete |
2453 | case 46: result.key = '\x1b[3~'; break; | |
3f455f90 PK |
2454 | // home |
2455 | case 36: | |
2456 | if (this.applicationKeypad) { | |
3a866cf2 | 2457 | result.key = '\x1bOH'; |
3f455f90 PK |
2458 | break; |
2459 | } | |
3a866cf2 | 2460 | result.key = '\x1bOH'; |
3f455f90 PK |
2461 | break; |
2462 | // end | |
2463 | case 35: | |
2464 | if (this.applicationKeypad) { | |
3a866cf2 | 2465 | result.key = '\x1bOF'; |
3f455f90 PK |
2466 | break; |
2467 | } | |
3a866cf2 | 2468 | result.key = '\x1bOF'; |
3f455f90 PK |
2469 | break; |
2470 | // page up | |
2471 | case 33: | |
2472 | if (ev.shiftKey) { | |
3a866cf2 | 2473 | result.scrollDisp = -(this.rows - 1); |
3f455f90 | 2474 | } else { |
3a866cf2 | 2475 | result.key = '\x1b[5~'; |
3f455f90 PK |
2476 | } |
2477 | break; | |
2478 | // page down | |
2479 | case 34: | |
2480 | if (ev.shiftKey) { | |
3a866cf2 | 2481 | result.scrollDisp = this.rows - 1; |
3f455f90 | 2482 | } else { |
3a866cf2 | 2483 | result.key = '\x1b[6~'; |
3f455f90 PK |
2484 | } |
2485 | break; | |
3a866cf2 DI |
2486 | // F1-F12 |
2487 | case 112: result.key = '\x1bOP'; break; | |
2488 | case 113: result.key = '\x1bOQ'; break; | |
2489 | case 114: result.key = '\x1bOR'; break; | |
2490 | case 115: result.key = '\x1bOS'; break; | |
2491 | case 116: result.key = '\x1b[15~'; break; | |
2492 | case 117: result.key = '\x1b[17~'; break; | |
2493 | case 118: result.key = '\x1b[18~'; break; | |
2494 | case 119: result.key = '\x1b[19~'; break; | |
2495 | case 120: result.key = '\x1b[20~'; break; | |
2496 | case 121: result.key = '\x1b[21~'; break; | |
2497 | case 122: result.key = '\x1b[23~'; break; | |
2498 | case 123: result.key = '\x1b[24~'; break; | |
3f455f90 PK |
2499 | default: |
2500 | // a-z and space | |
369e1f4c | 2501 | if (ev.ctrlKey && !ev.shiftKey && !ev.altKey && !ev.metaKey) { |
3f455f90 | 2502 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { |
3a866cf2 | 2503 | result.key = String.fromCharCode(ev.keyCode - 64); |
3f455f90 PK |
2504 | } else if (ev.keyCode === 32) { |
2505 | // NUL | |
3a866cf2 | 2506 | result.key = String.fromCharCode(0); |
3f455f90 PK |
2507 | } else if (ev.keyCode >= 51 && ev.keyCode <= 55) { |
2508 | // escape, file sep, group sep, record sep, unit sep | |
3a866cf2 | 2509 | result.key = String.fromCharCode(ev.keyCode - 51 + 27); |
3f455f90 PK |
2510 | } else if (ev.keyCode === 56) { |
2511 | // delete | |
3a866cf2 | 2512 | result.key = String.fromCharCode(127); |
3f455f90 PK |
2513 | } else if (ev.keyCode === 219) { |
2514 | // ^[ - escape | |
3a866cf2 | 2515 | result.key = String.fromCharCode(27); |
3f455f90 PK |
2516 | } else if (ev.keyCode === 221) { |
2517 | // ^] - group sep | |
3a866cf2 | 2518 | result.key = String.fromCharCode(29); |
3f455f90 PK |
2519 | } |
2520 | } else if ((!this.isMac && ev.altKey) || (this.isMac && ev.metaKey)) { | |
2521 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { | |
3a866cf2 | 2522 | result.key = '\x1b' + String.fromCharCode(ev.keyCode + 32); |
3f455f90 | 2523 | } else if (ev.keyCode === 192) { |
3a866cf2 | 2524 | result.key = '\x1b`'; |
3f455f90 | 2525 | } else if (ev.keyCode >= 48 && ev.keyCode <= 57) { |
3a866cf2 | 2526 | result.key = '\x1b' + (ev.keyCode - 48); |
3f455f90 PK |
2527 | } |
2528 | } | |
2529 | break; | |
2530 | } | |
3a866cf2 | 2531 | return result; |
3f455f90 PK |
2532 | }; |
2533 | ||
2534 | Terminal.prototype.setgLevel = function(g) { | |
2535 | this.glevel = g; | |
2536 | this.charset = this.charsets[g]; | |
2537 | }; | |
2538 | ||
2539 | Terminal.prototype.setgCharset = function(g, charset) { | |
2540 | this.charsets[g] = charset; | |
2541 | if (this.glevel === g) { | |
2542 | this.charset = charset; | |
2543 | } | |
2544 | }; | |
2545 | ||
2546 | Terminal.prototype.keyPress = function(ev) { | |
2547 | var key; | |
2548 | ||
3f455f90 PK |
2549 | if (ev.charCode) { |
2550 | key = ev.charCode; | |
2551 | } else if (ev.which == null) { | |
2552 | key = ev.keyCode; | |
2553 | } else if (ev.which !== 0 && ev.charCode !== 0) { | |
2554 | key = ev.which; | |
2555 | } else { | |
2556 | return false; | |
2557 | } | |
2558 | ||
2559 | if (!key || ev.ctrlKey || ev.altKey || ev.metaKey) { | |
2560 | return false; | |
2561 | } | |
2562 | ||
2563 | key = String.fromCharCode(key); | |
2564 | ||
f3bd6145 PK |
2565 | /** |
2566 | * When a key is pressed and a character is sent to the terminal, then clear any text | |
2567 | * selected in the terminal. | |
2568 | */ | |
2569 | if (key) { | |
64721687 | 2570 | this.clearSelection(); |
f3bd6145 PK |
2571 | } |
2572 | ||
3f455f90 PK |
2573 | this.emit('keypress', key, ev); |
2574 | this.emit('key', key, ev); | |
2575 | this.showCursor(); | |
2576 | this.handler(key); | |
2577 | ||
58056df2 PK |
2578 | this.cancel(ev, true); |
2579 | ||
3f455f90 PK |
2580 | return false; |
2581 | }; | |
2582 | ||
2583 | Terminal.prototype.send = function(data) { | |
2584 | var self = this; | |
2585 | ||
2586 | if (!this.queue) { | |
2587 | setTimeout(function() { | |
2588 | self.handler(self.queue); | |
2589 | self.queue = ''; | |
2590 | }, 1); | |
2591 | } | |
2592 | ||
2593 | this.queue += data; | |
2594 | }; | |
2595 | ||
2596 | Terminal.prototype.bell = function() { | |
2597 | if (!this.visualBell) return; | |
2598 | var self = this; | |
2599 | this.element.style.borderColor = 'white'; | |
2600 | setTimeout(function() { | |
2601 | self.element.style.borderColor = ''; | |
2602 | }, 10); | |
2603 | if (this.popOnBell) this.focus(); | |
2604 | }; | |
2605 | ||
2606 | Terminal.prototype.log = function() { | |
2607 | if (!this.debug) return; | |
2608 | if (!this.context.console || !this.context.console.log) return; | |
2609 | var args = Array.prototype.slice.call(arguments); | |
2610 | this.context.console.log.apply(this.context.console, args); | |
2611 | }; | |
2612 | ||
2613 | Terminal.prototype.error = function() { | |
2614 | if (!this.debug) return; | |
2615 | if (!this.context.console || !this.context.console.error) return; | |
2616 | var args = Array.prototype.slice.call(arguments); | |
2617 | this.context.console.error.apply(this.context.console, args); | |
2618 | }; | |
2619 | ||
2620 | Terminal.prototype.resize = function(x, y) { | |
2621 | var line | |
2622 | , el | |
2623 | , i | |
2624 | , j | |
eee99f62 DI |
2625 | , ch |
2626 | , addToY; | |
3f455f90 | 2627 | |
e721bdc9 DI |
2628 | if (x === this.cols && y === this.rows) { |
2629 | return; | |
2630 | } | |
2631 | ||
3f455f90 PK |
2632 | if (x < 1) x = 1; |
2633 | if (y < 1) y = 1; | |
2634 | ||
2635 | // resize cols | |
2636 | j = this.cols; | |
2637 | if (j < x) { | |
2638 | ch = [this.defAttr, ' ']; // does xterm use the default attr? | |
2639 | i = this.lines.length; | |
2640 | while (i--) { | |
2641 | while (this.lines[i].length < x) { | |
2642 | this.lines[i].push(ch); | |
2643 | } | |
2644 | } | |
e721bdc9 | 2645 | } else { // (j > x) |
3f455f90 PK |
2646 | i = this.lines.length; |
2647 | while (i--) { | |
2648 | while (this.lines[i].length > x) { | |
2649 | this.lines[i].pop(); | |
2650 | } | |
2651 | } | |
2652 | } | |
2653 | this.setupStops(j); | |
2654 | this.cols = x; | |
2655 | ||
2656 | // resize rows | |
2657 | j = this.rows; | |
eee99f62 | 2658 | addToY = 0; |
3f455f90 PK |
2659 | if (j < y) { |
2660 | el = this.element; | |
2661 | while (j++ < y) { | |
eee99f62 | 2662 | // y is rows, not this.y |
3f455f90 | 2663 | if (this.lines.length < y + this.ybase) { |
eee99f62 DI |
2664 | if (this.ybase > 0 && this.lines.length <= this.ybase + this.y + addToY + 1) { |
2665 | // There is room above the buffer and there are no empty elements below the line, | |
2666 | // scroll up | |
2667 | this.ybase--; | |
2668 | this.ydisp--; | |
2669 | addToY++ | |
2670 | } else { | |
2671 | // Add a blank line if there is no buffer left at the top to scroll to, or if there | |
2672 | // are blank lines after the cursor | |
2673 | this.lines.push(this.blankLine()); | |
2674 | } | |
3f455f90 PK |
2675 | } |
2676 | if (this.children.length < y) { | |
2677 | this.insertRow(); | |
2678 | } | |
2679 | } | |
e721bdc9 | 2680 | } else { // (j > y) |
3f455f90 PK |
2681 | while (j-- > y) { |
2682 | if (this.lines.length > y + this.ybase) { | |
eee99f62 DI |
2683 | if (this.lines.length > this.ybase + this.y + 1) { |
2684 | // The line is a blank line below the cursor, remove it | |
df268ad5 DI |
2685 | this.lines.pop(); |
2686 | } else { | |
eee99f62 | 2687 | // The line is the cursor, scroll down |
df268ad5 DI |
2688 | this.ybase++; |
2689 | this.ydisp++; | |
2690 | } | |
3f455f90 PK |
2691 | } |
2692 | if (this.children.length > y) { | |
685bc54b | 2693 | el = this.children.shift(); |
3f455f90 PK |
2694 | if (!el) continue; |
2695 | el.parentNode.removeChild(el); | |
2696 | } | |
2697 | } | |
2698 | } | |
2699 | this.rows = y; | |
2700 | ||
2701 | /* | |
2702 | * Make sure that the cursor stays on screen | |
2703 | */ | |
2704 | if (this.y >= y) { | |
2705 | this.y = y - 1; | |
2706 | } | |
eee99f62 DI |
2707 | if (addToY) { |
2708 | this.y += addToY; | |
2709 | } | |
3f455f90 PK |
2710 | |
2711 | if (this.x >= x) { | |
2712 | this.x = x - 1; | |
2713 | } | |
2714 | ||
2715 | this.scrollTop = 0; | |
2716 | this.scrollBottom = y - 1; | |
2717 | ||
2718 | this.refresh(0, this.rows - 1); | |
2719 | ||
2720 | this.normal = null; | |
2721 | ||
2722 | this.emit('resize', {terminal: this, cols: x, rows: y}); | |
2723 | }; | |
2724 | ||
2725 | Terminal.prototype.updateRange = function(y) { | |
2726 | if (y < this.refreshStart) this.refreshStart = y; | |
2727 | if (y > this.refreshEnd) this.refreshEnd = y; | |
2728 | // if (y > this.refreshEnd) { | |
2729 | // this.refreshEnd = y; | |
2730 | // if (y > this.rows - 1) { | |
2731 | // this.refreshEnd = this.rows - 1; | |
2732 | // } | |
2733 | // } | |
2734 | }; | |
2735 | ||
2736 | Terminal.prototype.maxRange = function() { | |
2737 | this.refreshStart = 0; | |
2738 | this.refreshEnd = this.rows - 1; | |
2739 | }; | |
2740 | ||
2741 | Terminal.prototype.setupStops = function(i) { | |
2742 | if (i != null) { | |
2743 | if (!this.tabs[i]) { | |
2744 | i = this.prevStop(i); | |
2745 | } | |
2746 | } else { | |
2747 | this.tabs = {}; | |
2748 | i = 0; | |
2749 | } | |
2750 | ||
2751 | for (; i < this.cols; i += 8) { | |
2752 | this.tabs[i] = true; | |
2753 | } | |
2754 | }; | |
2755 | ||
2756 | Terminal.prototype.prevStop = function(x) { | |
2757 | if (x == null) x = this.x; | |
2758 | while (!this.tabs[--x] && x > 0); | |
2759 | return x >= this.cols | |
2760 | ? this.cols - 1 | |
2761 | : x < 0 ? 0 : x; | |
2762 | }; | |
2763 | ||
2764 | Terminal.prototype.nextStop = function(x) { | |
2765 | if (x == null) x = this.x; | |
2766 | while (!this.tabs[++x] && x < this.cols); | |
2767 | return x >= this.cols | |
2768 | ? this.cols - 1 | |
2769 | : x < 0 ? 0 : x; | |
2770 | }; | |
2771 | ||
2772 | Terminal.prototype.eraseRight = function(x, y) { | |
2773 | var line = this.lines[this.ybase + y] | |
2774 | , ch = [this.eraseAttr(), ' ']; // xterm | |
2775 | ||
2776 | ||
2777 | for (; x < this.cols; x++) { | |
2778 | line[x] = ch; | |
2779 | } | |
2780 | ||
2781 | this.updateRange(y); | |
2782 | }; | |
2783 | ||
2784 | Terminal.prototype.eraseLeft = function(x, y) { | |
2785 | var line = this.lines[this.ybase + y] | |
2786 | , ch = [this.eraseAttr(), ' ']; // xterm | |
2787 | ||
2788 | x++; | |
2789 | while (x--) line[x] = ch; | |
2790 | ||
2791 | this.updateRange(y); | |
2792 | }; | |
2793 | ||
2794 | Terminal.prototype.eraseLine = function(y) { | |
2795 | this.eraseRight(0, y); | |
2796 | }; | |
2797 | ||
2798 | Terminal.prototype.blankLine = function(cur) { | |
2799 | var attr = cur | |
2800 | ? this.eraseAttr() | |
2801 | : this.defAttr; | |
2802 | ||
2803 | var ch = [attr, ' '] | |
2804 | , line = [] | |
2805 | , i = 0; | |
2806 | ||
2807 | for (; i < this.cols; i++) { | |
2808 | line[i] = ch; | |
2809 | } | |
2810 | ||
2811 | return line; | |
2812 | }; | |
2813 | ||
2814 | Terminal.prototype.ch = function(cur) { | |
2815 | return cur | |
2816 | ? [this.eraseAttr(), ' '] | |
2817 | : [this.defAttr, ' ']; | |
2818 | }; | |
2819 | ||
2820 | Terminal.prototype.is = function(term) { | |
2821 | var name = this.termName; | |
2822 | return (name + '').indexOf(term) === 0; | |
2823 | }; | |
2824 | ||
2825 | Terminal.prototype.handler = function(data) { | |
2826 | this.emit('data', data); | |
2827 | }; | |
2828 | ||
2829 | Terminal.prototype.handleTitle = function(title) { | |
2830 | this.emit('title', title); | |
2831 | }; | |
2832 | ||
2833 | /** | |
2834 | * ESC | |
2835 | */ | |
2836 | ||
2837 | // ESC D Index (IND is 0x84). | |
2838 | Terminal.prototype.index = function() { | |
2839 | this.y++; | |
2840 | if (this.y > this.scrollBottom) { | |
2841 | this.y--; | |
2842 | this.scroll(); | |
2843 | } | |
2844 | this.state = normal; | |
2845 | }; | |
2846 | ||
2847 | // ESC M Reverse Index (RI is 0x8d). | |
2848 | Terminal.prototype.reverseIndex = function() { | |
2849 | var j; | |
2850 | this.y--; | |
2851 | if (this.y < this.scrollTop) { | |
2852 | this.y++; | |
2853 | // possibly move the code below to term.reverseScroll(); | |
2854 | // test: echo -ne '\e[1;1H\e[44m\eM\e[0m' | |
2855 | // blankLine(true) is xterm/linux behavior | |
2856 | this.lines.splice(this.y + this.ybase, 0, this.blankLine(true)); | |
2857 | j = this.rows - 1 - this.scrollBottom; | |
2858 | this.lines.splice(this.rows - 1 + this.ybase - j + 1, 1); | |
2859 | // this.maxRange(); | |
2860 | this.updateRange(this.scrollTop); | |
2861 | this.updateRange(this.scrollBottom); | |
2862 | } | |
2863 | this.state = normal; | |
2864 | }; | |
2865 | ||
2866 | // ESC c Full Reset (RIS). | |
2867 | Terminal.prototype.reset = function() { | |
2868 | this.options.rows = this.rows; | |
2869 | this.options.cols = this.cols; | |
2870 | Terminal.call(this, this.options); | |
2871 | this.refresh(0, this.rows - 1); | |
2872 | }; | |
2873 | ||
2874 | // ESC H Tab Set (HTS is 0x88). | |
2875 | Terminal.prototype.tabSet = function() { | |
2876 | this.tabs[this.x] = true; | |
2877 | this.state = normal; | |
2878 | }; | |
2879 | ||
2880 | /** | |
2881 | * CSI | |
2882 | */ | |
2883 | ||
2884 | // CSI Ps A | |
2885 | // Cursor Up Ps Times (default = 1) (CUU). | |
2886 | Terminal.prototype.cursorUp = function(params) { | |
2887 | var param = params[0]; | |
2888 | if (param < 1) param = 1; | |
2889 | this.y -= param; | |
2890 | if (this.y < 0) this.y = 0; | |
2891 | }; | |
2892 | ||
2893 | // CSI Ps B | |
2894 | // Cursor Down Ps Times (default = 1) (CUD). | |
2895 | Terminal.prototype.cursorDown = function(params) { | |
2896 | var param = params[0]; | |
2897 | if (param < 1) param = 1; | |
2898 | this.y += param; | |
2899 | if (this.y >= this.rows) { | |
2900 | this.y = this.rows - 1; | |
2901 | } | |
2902 | }; | |
2903 | ||
2904 | // CSI Ps C | |
2905 | // Cursor Forward Ps Times (default = 1) (CUF). | |
2906 | Terminal.prototype.cursorForward = function(params) { | |
2907 | var param = params[0]; | |
2908 | if (param < 1) param = 1; | |
2909 | this.x += param; | |
2910 | if (this.x >= this.cols) { | |
2911 | this.x = this.cols - 1; | |
2912 | } | |
2913 | }; | |
2914 | ||
2915 | // CSI Ps D | |
2916 | // Cursor Backward Ps Times (default = 1) (CUB). | |
2917 | Terminal.prototype.cursorBackward = function(params) { | |
2918 | var param = params[0]; | |
2919 | if (param < 1) param = 1; | |
2920 | this.x -= param; | |
2921 | if (this.x < 0) this.x = 0; | |
2922 | }; | |
2923 | ||
2924 | // CSI Ps ; Ps H | |
2925 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
2926 | Terminal.prototype.cursorPos = function(params) { | |
2927 | var row, col; | |
2928 | ||
2929 | row = params[0] - 1; | |
2930 | ||
2931 | if (params.length >= 2) { | |
2932 | col = params[1] - 1; | |
2933 | } else { | |
2934 | col = 0; | |
2935 | } | |
2936 | ||
2937 | if (row < 0) { | |
2938 | row = 0; | |
2939 | } else if (row >= this.rows) { | |
2940 | row = this.rows - 1; | |
2941 | } | |
2942 | ||
2943 | if (col < 0) { | |
2944 | col = 0; | |
2945 | } else if (col >= this.cols) { | |
2946 | col = this.cols - 1; | |
2947 | } | |
2948 | ||
2949 | this.x = col; | |
2950 | this.y = row; | |
2951 | }; | |
2952 | ||
2953 | // CSI Ps J Erase in Display (ED). | |
2954 | // Ps = 0 -> Erase Below (default). | |
2955 | // Ps = 1 -> Erase Above. | |
2956 | // Ps = 2 -> Erase All. | |
2957 | // Ps = 3 -> Erase Saved Lines (xterm). | |
2958 | // CSI ? Ps J | |
2959 | // Erase in Display (DECSED). | |
2960 | // Ps = 0 -> Selective Erase Below (default). | |
2961 | // Ps = 1 -> Selective Erase Above. | |
2962 | // Ps = 2 -> Selective Erase All. | |
2963 | Terminal.prototype.eraseInDisplay = function(params) { | |
2964 | var j; | |
2965 | switch (params[0]) { | |
2966 | case 0: | |
2967 | this.eraseRight(this.x, this.y); | |
2968 | j = this.y + 1; | |
2969 | for (; j < this.rows; j++) { | |
2970 | this.eraseLine(j); | |
2971 | } | |
2972 | break; | |
2973 | case 1: | |
2974 | this.eraseLeft(this.x, this.y); | |
2975 | j = this.y; | |
2976 | while (j--) { | |
2977 | this.eraseLine(j); | |
2978 | } | |
2979 | break; | |
2980 | case 2: | |
2981 | j = this.rows; | |
2982 | while (j--) this.eraseLine(j); | |
2983 | break; | |
2984 | case 3: | |
2985 | ; // no saved lines | |
2986 | break; | |
2987 | } | |
2988 | }; | |
2989 | ||
2990 | // CSI Ps K Erase in Line (EL). | |
2991 | // Ps = 0 -> Erase to Right (default). | |
2992 | // Ps = 1 -> Erase to Left. | |
2993 | // Ps = 2 -> Erase All. | |
2994 | // CSI ? Ps K | |
2995 | // Erase in Line (DECSEL). | |
2996 | // Ps = 0 -> Selective Erase to Right (default). | |
2997 | // Ps = 1 -> Selective Erase to Left. | |
2998 | // Ps = 2 -> Selective Erase All. | |
2999 | Terminal.prototype.eraseInLine = function(params) { | |
3000 | switch (params[0]) { | |
3001 | case 0: | |
3002 | this.eraseRight(this.x, this.y); | |
3003 | break; | |
3004 | case 1: | |
3005 | this.eraseLeft(this.x, this.y); | |
3006 | break; | |
3007 | case 2: | |
3008 | this.eraseLine(this.y); | |
3009 | break; | |
3010 | } | |
3011 | }; | |
3012 | ||
3013 | // CSI Pm m Character Attributes (SGR). | |
3014 | // Ps = 0 -> Normal (default). | |
3015 | // Ps = 1 -> Bold. | |
3016 | // Ps = 4 -> Underlined. | |
3017 | // Ps = 5 -> Blink (appears as Bold). | |
3018 | // Ps = 7 -> Inverse. | |
3019 | // Ps = 8 -> Invisible, i.e., hidden (VT300). | |
3020 | // Ps = 2 2 -> Normal (neither bold nor faint). | |
3021 | // Ps = 2 4 -> Not underlined. | |
3022 | // Ps = 2 5 -> Steady (not blinking). | |
3023 | // Ps = 2 7 -> Positive (not inverse). | |
3024 | // Ps = 2 8 -> Visible, i.e., not hidden (VT300). | |
3025 | // Ps = 3 0 -> Set foreground color to Black. | |
3026 | // Ps = 3 1 -> Set foreground color to Red. | |
3027 | // Ps = 3 2 -> Set foreground color to Green. | |
3028 | // Ps = 3 3 -> Set foreground color to Yellow. | |
3029 | // Ps = 3 4 -> Set foreground color to Blue. | |
3030 | // Ps = 3 5 -> Set foreground color to Magenta. | |
3031 | // Ps = 3 6 -> Set foreground color to Cyan. | |
3032 | // Ps = 3 7 -> Set foreground color to White. | |
3033 | // Ps = 3 9 -> Set foreground color to default (original). | |
3034 | // Ps = 4 0 -> Set background color to Black. | |
3035 | // Ps = 4 1 -> Set background color to Red. | |
3036 | // Ps = 4 2 -> Set background color to Green. | |
3037 | // Ps = 4 3 -> Set background color to Yellow. | |
3038 | // Ps = 4 4 -> Set background color to Blue. | |
3039 | // Ps = 4 5 -> Set background color to Magenta. | |
3040 | // Ps = 4 6 -> Set background color to Cyan. | |
3041 | // Ps = 4 7 -> Set background color to White. | |
3042 | // Ps = 4 9 -> Set background color to default (original). | |
3043 | ||
3044 | // If 16-color support is compiled, the following apply. Assume | |
3045 | // that xterm's resources are set so that the ISO color codes are | |
3046 | // the first 8 of a set of 16. Then the aixterm colors are the | |
3047 | // bright versions of the ISO colors: | |
3048 | // Ps = 9 0 -> Set foreground color to Black. | |
3049 | // Ps = 9 1 -> Set foreground color to Red. | |
3050 | // Ps = 9 2 -> Set foreground color to Green. | |
3051 | // Ps = 9 3 -> Set foreground color to Yellow. | |
3052 | // Ps = 9 4 -> Set foreground color to Blue. | |
3053 | // Ps = 9 5 -> Set foreground color to Magenta. | |
3054 | // Ps = 9 6 -> Set foreground color to Cyan. | |
3055 | // Ps = 9 7 -> Set foreground color to White. | |
3056 | // Ps = 1 0 0 -> Set background color to Black. | |
3057 | // Ps = 1 0 1 -> Set background color to Red. | |
3058 | // Ps = 1 0 2 -> Set background color to Green. | |
3059 | // Ps = 1 0 3 -> Set background color to Yellow. | |
3060 | // Ps = 1 0 4 -> Set background color to Blue. | |
3061 | // Ps = 1 0 5 -> Set background color to Magenta. | |
3062 | // Ps = 1 0 6 -> Set background color to Cyan. | |
3063 | // Ps = 1 0 7 -> Set background color to White. | |
3064 | ||
3065 | // If xterm is compiled with the 16-color support disabled, it | |
3066 | // supports the following, from rxvt: | |
3067 | // Ps = 1 0 0 -> Set foreground and background color to | |
3068 | // default. | |
3069 | ||
3070 | // If 88- or 256-color support is compiled, the following apply. | |
3071 | // Ps = 3 8 ; 5 ; Ps -> Set foreground color to the second | |
3072 | // Ps. | |
3073 | // Ps = 4 8 ; 5 ; Ps -> Set background color to the second | |
3074 | // Ps. | |
3075 | Terminal.prototype.charAttributes = function(params) { | |
3076 | // Optimize a single SGR0. | |
3077 | if (params.length === 1 && params[0] === 0) { | |
3078 | this.curAttr = this.defAttr; | |
3079 | return; | |
3080 | } | |
3081 | ||
3082 | var l = params.length | |
3083 | , i = 0 | |
3084 | , flags = this.curAttr >> 18 | |
3085 | , fg = (this.curAttr >> 9) & 0x1ff | |
3086 | , bg = this.curAttr & 0x1ff | |
3087 | , p; | |
3088 | ||
3089 | for (; i < l; i++) { | |
3090 | p = params[i]; | |
3091 | if (p >= 30 && p <= 37) { | |
3092 | // fg color 8 | |
3093 | fg = p - 30; | |
3094 | } else if (p >= 40 && p <= 47) { | |
3095 | // bg color 8 | |
3096 | bg = p - 40; | |
3097 | } else if (p >= 90 && p <= 97) { | |
3098 | // fg color 16 | |
3099 | p += 8; | |
3100 | fg = p - 90; | |
3101 | } else if (p >= 100 && p <= 107) { | |
3102 | // bg color 16 | |
3103 | p += 8; | |
3104 | bg = p - 100; | |
3105 | } else if (p === 0) { | |
3106 | // default | |
3107 | flags = this.defAttr >> 18; | |
3108 | fg = (this.defAttr >> 9) & 0x1ff; | |
3109 | bg = this.defAttr & 0x1ff; | |
3110 | // flags = 0; | |
3111 | // fg = 0x1ff; | |
3112 | // bg = 0x1ff; | |
3113 | } else if (p === 1) { | |
3114 | // bold text | |
3115 | flags |= 1; | |
3116 | } else if (p === 4) { | |
3117 | // underlined text | |
3118 | flags |= 2; | |
3119 | } else if (p === 5) { | |
3120 | // blink | |
3121 | flags |= 4; | |
3122 | } else if (p === 7) { | |
3123 | // inverse and positive | |
3124 | // test with: echo -e '\e[31m\e[42mhello\e[7mworld\e[27mhi\e[m' | |
3125 | flags |= 8; | |
3126 | } else if (p === 8) { | |
3127 | // invisible | |
3128 | flags |= 16; | |
3129 | } else if (p === 22) { | |
3130 | // not bold | |
3131 | flags &= ~1; | |
3132 | } else if (p === 24) { | |
3133 | // not underlined | |
3134 | flags &= ~2; | |
3135 | } else if (p === 25) { | |
3136 | // not blink | |
3137 | flags &= ~4; | |
3138 | } else if (p === 27) { | |
3139 | // not inverse | |
3140 | flags &= ~8; | |
3141 | } else if (p === 28) { | |
3142 | // not invisible | |
3143 | flags &= ~16; | |
3144 | } else if (p === 39) { | |
3145 | // reset fg | |
3146 | fg = (this.defAttr >> 9) & 0x1ff; | |
3147 | } else if (p === 49) { | |
3148 | // reset bg | |
3149 | bg = this.defAttr & 0x1ff; | |
3150 | } else if (p === 38) { | |
3151 | // fg color 256 | |
3152 | if (params[i + 1] === 2) { | |
3153 | i += 2; | |
3154 | fg = matchColor( | |
3155 | params[i] & 0xff, | |
3156 | params[i + 1] & 0xff, | |
3157 | params[i + 2] & 0xff); | |
3158 | if (fg === -1) fg = 0x1ff; | |
3159 | i += 2; | |
3160 | } else if (params[i + 1] === 5) { | |
3161 | i += 2; | |
3162 | p = params[i] & 0xff; | |
3163 | fg = p; | |
3164 | } | |
3165 | } else if (p === 48) { | |
3166 | // bg color 256 | |
3167 | if (params[i + 1] === 2) { | |
3168 | i += 2; | |
3169 | bg = matchColor( | |
3170 | params[i] & 0xff, | |
3171 | params[i + 1] & 0xff, | |
3172 | params[i + 2] & 0xff); | |
3173 | if (bg === -1) bg = 0x1ff; | |
3174 | i += 2; | |
3175 | } else if (params[i + 1] === 5) { | |
3176 | i += 2; | |
3177 | p = params[i] & 0xff; | |
3178 | bg = p; | |
3179 | } | |
3180 | } else if (p === 100) { | |
3181 | // reset fg/bg | |
3182 | fg = (this.defAttr >> 9) & 0x1ff; | |
3183 | bg = this.defAttr & 0x1ff; | |
3184 | } else { | |
3185 | this.error('Unknown SGR attribute: %d.', p); | |
3186 | } | |
3187 | } | |
3188 | ||
3189 | this.curAttr = (flags << 18) | (fg << 9) | bg; | |
3190 | }; | |
3191 | ||
3192 | // CSI Ps n Device Status Report (DSR). | |
3193 | // Ps = 5 -> Status Report. Result (``OK'') is | |
3194 | // CSI 0 n | |
3195 | // Ps = 6 -> Report Cursor Position (CPR) [row;column]. | |
3196 | // Result is | |
3197 | // CSI r ; c R | |
3198 | // CSI ? Ps n | |
3199 | // Device Status Report (DSR, DEC-specific). | |
3200 | // Ps = 6 -> Report Cursor Position (CPR) [row;column] as CSI | |
3201 | // ? r ; c R (assumes page is zero). | |
3202 | // Ps = 1 5 -> Report Printer status as CSI ? 1 0 n (ready). | |
3203 | // or CSI ? 1 1 n (not ready). | |
3204 | // Ps = 2 5 -> Report UDK status as CSI ? 2 0 n (unlocked) | |
3205 | // or CSI ? 2 1 n (locked). | |
3206 | // Ps = 2 6 -> Report Keyboard status as | |
3207 | // CSI ? 2 7 ; 1 ; 0 ; 0 n (North American). | |
3208 | // The last two parameters apply to VT400 & up, and denote key- | |
3209 | // board ready and LK01 respectively. | |
3210 | // Ps = 5 3 -> Report Locator status as | |
3211 | // CSI ? 5 3 n Locator available, if compiled-in, or | |
3212 | // CSI ? 5 0 n No Locator, if not. | |
3213 | Terminal.prototype.deviceStatus = function(params) { | |
3214 | if (!this.prefix) { | |
3215 | switch (params[0]) { | |
3216 | case 5: | |
3217 | // status report | |
3218 | this.send('\x1b[0n'); | |
3219 | break; | |
3220 | case 6: | |
3221 | // cursor position | |
3222 | this.send('\x1b[' | |
3223 | + (this.y + 1) | |
3224 | + ';' | |
3225 | + (this.x + 1) | |
3226 | + 'R'); | |
3227 | break; | |
3228 | } | |
3229 | } else if (this.prefix === '?') { | |
3230 | // modern xterm doesnt seem to | |
3231 | // respond to any of these except ?6, 6, and 5 | |
3232 | switch (params[0]) { | |
3233 | case 6: | |
3234 | // cursor position | |
3235 | this.send('\x1b[?' | |
3236 | + (this.y + 1) | |
3237 | + ';' | |
3238 | + (this.x + 1) | |
3239 | + 'R'); | |
3240 | break; | |
3241 | case 15: | |
3242 | // no printer | |
3243 | // this.send('\x1b[?11n'); | |
3244 | break; | |
3245 | case 25: | |
3246 | // dont support user defined keys | |
3247 | // this.send('\x1b[?21n'); | |
3248 | break; | |
3249 | case 26: | |
3250 | // north american keyboard | |
3251 | // this.send('\x1b[?27;1;0;0n'); | |
3252 | break; | |
3253 | case 53: | |
3254 | // no dec locator/mouse | |
3255 | // this.send('\x1b[?50n'); | |
3256 | break; | |
3257 | } | |
3258 | } | |
3259 | }; | |
3260 | ||
3261 | /** | |
3262 | * Additions | |
3263 | */ | |
3264 | ||
3265 | // CSI Ps @ | |
3266 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
3267 | Terminal.prototype.insertChars = function(params) { | |
3268 | var param, row, j, ch; | |
3269 | ||
3270 | param = params[0]; | |
3271 | if (param < 1) param = 1; | |
3272 | ||
3273 | row = this.y + this.ybase; | |
3274 | j = this.x; | |
3275 | ch = [this.eraseAttr(), ' ']; // xterm | |
3276 | ||
3277 | while (param-- && j < this.cols) { | |
3278 | this.lines[row].splice(j++, 0, ch); | |
3279 | this.lines[row].pop(); | |
3280 | } | |
3281 | }; | |
3282 | ||
3283 | // CSI Ps E | |
3284 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
3285 | // same as CSI Ps B ? | |
3286 | Terminal.prototype.cursorNextLine = function(params) { | |
3287 | var param = params[0]; | |
3288 | if (param < 1) param = 1; | |
3289 | this.y += param; | |
3290 | if (this.y >= this.rows) { | |
3291 | this.y = this.rows - 1; | |
3292 | } | |
3293 | this.x = 0; | |
3294 | }; | |
3295 | ||
3296 | // CSI Ps F | |
3297 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
3298 | // reuse CSI Ps A ? | |
3299 | Terminal.prototype.cursorPrecedingLine = function(params) { | |
3300 | var param = params[0]; | |
3301 | if (param < 1) param = 1; | |
3302 | this.y -= param; | |
3303 | if (this.y < 0) this.y = 0; | |
3304 | this.x = 0; | |
3305 | }; | |
3306 | ||
3307 | // CSI Ps G | |
3308 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
3309 | Terminal.prototype.cursorCharAbsolute = function(params) { | |
3310 | var param = params[0]; | |
3311 | if (param < 1) param = 1; | |
3312 | this.x = param - 1; | |
3313 | }; | |
3314 | ||
3315 | // CSI Ps L | |
3316 | // Insert Ps Line(s) (default = 1) (IL). | |
3317 | Terminal.prototype.insertLines = function(params) { | |
3318 | var param, row, j; | |
3319 | ||
3320 | param = params[0]; | |
3321 | if (param < 1) param = 1; | |
3322 | row = this.y + this.ybase; | |
3323 | ||
3324 | j = this.rows - 1 - this.scrollBottom; | |
3325 | j = this.rows - 1 + this.ybase - j + 1; | |
3326 | ||
3327 | while (param--) { | |
3328 | // test: echo -e '\e[44m\e[1L\e[0m' | |
3329 | // blankLine(true) - xterm/linux behavior | |
3330 | this.lines.splice(row, 0, this.blankLine(true)); | |
3331 | this.lines.splice(j, 1); | |
3332 | } | |
3333 | ||
3334 | // this.maxRange(); | |
3335 | this.updateRange(this.y); | |
3336 | this.updateRange(this.scrollBottom); | |
3337 | }; | |
3338 | ||
3339 | // CSI Ps M | |
3340 | // Delete Ps Line(s) (default = 1) (DL). | |
3341 | Terminal.prototype.deleteLines = function(params) { | |
3342 | var param, row, j; | |
3343 | ||
3344 | param = params[0]; | |
3345 | if (param < 1) param = 1; | |
3346 | row = this.y + this.ybase; | |
3347 | ||
3348 | j = this.rows - 1 - this.scrollBottom; | |
3349 | j = this.rows - 1 + this.ybase - j; | |
3350 | ||
3351 | while (param--) { | |
3352 | // test: echo -e '\e[44m\e[1M\e[0m' | |
3353 | // blankLine(true) - xterm/linux behavior | |
3354 | this.lines.splice(j + 1, 0, this.blankLine(true)); | |
3355 | this.lines.splice(row, 1); | |
3356 | } | |
3357 | ||
3358 | // this.maxRange(); | |
3359 | this.updateRange(this.y); | |
3360 | this.updateRange(this.scrollBottom); | |
3361 | }; | |
3362 | ||
3363 | // CSI Ps P | |
3364 | // Delete Ps Character(s) (default = 1) (DCH). | |
3365 | Terminal.prototype.deleteChars = function(params) { | |
3366 | var param, row, ch; | |
3367 | ||
3368 | param = params[0]; | |
3369 | if (param < 1) param = 1; | |
3370 | ||
3371 | row = this.y + this.ybase; | |
3372 | ch = [this.eraseAttr(), ' ']; // xterm | |
3373 | ||
3374 | while (param--) { | |
3375 | this.lines[row].splice(this.x, 1); | |
3376 | this.lines[row].push(ch); | |
3377 | } | |
3378 | }; | |
3379 | ||
3380 | // CSI Ps X | |
3381 | // Erase Ps Character(s) (default = 1) (ECH). | |
3382 | Terminal.prototype.eraseChars = function(params) { | |
3383 | var param, row, j, ch; | |
3384 | ||
3385 | param = params[0]; | |
3386 | if (param < 1) param = 1; | |
3387 | ||
3388 | row = this.y + this.ybase; | |
3389 | j = this.x; | |
3390 | ch = [this.eraseAttr(), ' ']; // xterm | |
3391 | ||
3392 | while (param-- && j < this.cols) { | |
3393 | this.lines[row][j++] = ch; | |
3394 | } | |
3395 | }; | |
3396 | ||
3397 | // CSI Pm ` Character Position Absolute | |
3398 | // [column] (default = [row,1]) (HPA). | |
3399 | Terminal.prototype.charPosAbsolute = function(params) { | |
3400 | var param = params[0]; | |
3401 | if (param < 1) param = 1; | |
3402 | this.x = param - 1; | |
3403 | if (this.x >= this.cols) { | |
3404 | this.x = this.cols - 1; | |
3405 | } | |
3406 | }; | |
3407 | ||
3408 | // 141 61 a * HPR - | |
3409 | // Horizontal Position Relative | |
3410 | // reuse CSI Ps C ? | |
3411 | Terminal.prototype.HPositionRelative = function(params) { | |
3412 | var param = params[0]; | |
3413 | if (param < 1) param = 1; | |
3414 | this.x += param; | |
3415 | if (this.x >= this.cols) { | |
3416 | this.x = this.cols - 1; | |
3417 | } | |
3418 | }; | |
3419 | ||
3420 | // CSI Ps c Send Device Attributes (Primary DA). | |
3421 | // Ps = 0 or omitted -> request attributes from terminal. The | |
3422 | // response depends on the decTerminalID resource setting. | |
3423 | // -> CSI ? 1 ; 2 c (``VT100 with Advanced Video Option'') | |
3424 | // -> CSI ? 1 ; 0 c (``VT101 with No Options'') | |
3425 | // -> CSI ? 6 c (``VT102'') | |
3426 | // -> CSI ? 6 0 ; 1 ; 2 ; 6 ; 8 ; 9 ; 1 5 ; c (``VT220'') | |
3427 | // The VT100-style response parameters do not mean anything by | |
3428 | // themselves. VT220 parameters do, telling the host what fea- | |
3429 | // tures the terminal supports: | |
3430 | // Ps = 1 -> 132-columns. | |
3431 | // Ps = 2 -> Printer. | |
3432 | // Ps = 6 -> Selective erase. | |
3433 | // Ps = 8 -> User-defined keys. | |
3434 | // Ps = 9 -> National replacement character sets. | |
3435 | // Ps = 1 5 -> Technical characters. | |
3436 | // Ps = 2 2 -> ANSI color, e.g., VT525. | |
3437 | // Ps = 2 9 -> ANSI text locator (i.e., DEC Locator mode). | |
3438 | // CSI > Ps c | |
3439 | // Send Device Attributes (Secondary DA). | |
3440 | // Ps = 0 or omitted -> request the terminal's identification | |
3441 | // code. The response depends on the decTerminalID resource set- | |
3442 | // ting. It should apply only to VT220 and up, but xterm extends | |
3443 | // this to VT100. | |
3444 | // -> CSI > Pp ; Pv ; Pc c | |
3445 | // where Pp denotes the terminal type | |
3446 | // Pp = 0 -> ``VT100''. | |
3447 | // Pp = 1 -> ``VT220''. | |
3448 | // and Pv is the firmware version (for xterm, this was originally | |
3449 | // the XFree86 patch number, starting with 95). In a DEC termi- | |
3450 | // nal, Pc indicates the ROM cartridge registration number and is | |
3451 | // always zero. | |
3452 | // More information: | |
3453 | // xterm/charproc.c - line 2012, for more information. | |
3454 | // vim responds with ^[[?0c or ^[[?1c after the terminal's response (?) | |
3455 | Terminal.prototype.sendDeviceAttributes = function(params) { | |
3456 | if (params[0] > 0) return; | |
3457 | ||
3458 | if (!this.prefix) { | |
3459 | if (this.is('xterm') | |
3460 | || this.is('rxvt-unicode') | |
3461 | || this.is('screen')) { | |
3462 | this.send('\x1b[?1;2c'); | |
3463 | } else if (this.is('linux')) { | |
3464 | this.send('\x1b[?6c'); | |
3465 | } | |
3466 | } else if (this.prefix === '>') { | |
3467 | // xterm and urxvt | |
3468 | // seem to spit this | |
3469 | // out around ~370 times (?). | |
3470 | if (this.is('xterm')) { | |
3471 | this.send('\x1b[>0;276;0c'); | |
3472 | } else if (this.is('rxvt-unicode')) { | |
3473 | this.send('\x1b[>85;95;0c'); | |
3474 | } else if (this.is('linux')) { | |
3475 | // not supported by linux console. | |
3476 | // linux console echoes parameters. | |
3477 | this.send(params[0] + 'c'); | |
3478 | } else if (this.is('screen')) { | |
3479 | this.send('\x1b[>83;40003;0c'); | |
3480 | } | |
3481 | } | |
3482 | }; | |
3483 | ||
3484 | // CSI Pm d | |
3485 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
3486 | Terminal.prototype.linePosAbsolute = function(params) { | |
3487 | var param = params[0]; | |
3488 | if (param < 1) param = 1; | |
3489 | this.y = param - 1; | |
3490 | if (this.y >= this.rows) { | |
3491 | this.y = this.rows - 1; | |
3492 | } | |
3493 | }; | |
3494 | ||
3495 | // 145 65 e * VPR - Vertical Position Relative | |
3496 | // reuse CSI Ps B ? | |
3497 | Terminal.prototype.VPositionRelative = function(params) { | |
3498 | var param = params[0]; | |
3499 | if (param < 1) param = 1; | |
3500 | this.y += param; | |
3501 | if (this.y >= this.rows) { | |
3502 | this.y = this.rows - 1; | |
3503 | } | |
3504 | }; | |
3505 | ||
3506 | // CSI Ps ; Ps f | |
3507 | // Horizontal and Vertical Position [row;column] (default = | |
3508 | // [1,1]) (HVP). | |
3509 | Terminal.prototype.HVPosition = function(params) { | |
3510 | if (params[0] < 1) params[0] = 1; | |
3511 | if (params[1] < 1) params[1] = 1; | |
3512 | ||
3513 | this.y = params[0] - 1; | |
3514 | if (this.y >= this.rows) { | |
3515 | this.y = this.rows - 1; | |
3516 | } | |
3517 | ||
3518 | this.x = params[1] - 1; | |
3519 | if (this.x >= this.cols) { | |
3520 | this.x = this.cols - 1; | |
3521 | } | |
3522 | }; | |
3523 | ||
3524 | // CSI Pm h Set Mode (SM). | |
3525 | // Ps = 2 -> Keyboard Action Mode (AM). | |
3526 | // Ps = 4 -> Insert Mode (IRM). | |
3527 | // Ps = 1 2 -> Send/receive (SRM). | |
3528 | // Ps = 2 0 -> Automatic Newline (LNM). | |
3529 | // CSI ? Pm h | |
3530 | // DEC Private Mode Set (DECSET). | |
3531 | // Ps = 1 -> Application Cursor Keys (DECCKM). | |
3532 | // Ps = 2 -> Designate USASCII for character sets G0-G3 | |
3533 | // (DECANM), and set VT100 mode. | |
3534 | // Ps = 3 -> 132 Column Mode (DECCOLM). | |
3535 | // Ps = 4 -> Smooth (Slow) Scroll (DECSCLM). | |
3536 | // Ps = 5 -> Reverse Video (DECSCNM). | |
3537 | // Ps = 6 -> Origin Mode (DECOM). | |
3538 | // Ps = 7 -> Wraparound Mode (DECAWM). | |
3539 | // Ps = 8 -> Auto-repeat Keys (DECARM). | |
3540 | // Ps = 9 -> Send Mouse X & Y on button press. See the sec- | |
3541 | // tion Mouse Tracking. | |
3542 | // Ps = 1 0 -> Show toolbar (rxvt). | |
3543 | // Ps = 1 2 -> Start Blinking Cursor (att610). | |
3544 | // Ps = 1 8 -> Print form feed (DECPFF). | |
3545 | // Ps = 1 9 -> Set print extent to full screen (DECPEX). | |
3546 | // Ps = 2 5 -> Show Cursor (DECTCEM). | |
3547 | // Ps = 3 0 -> Show scrollbar (rxvt). | |
3548 | // Ps = 3 5 -> Enable font-shifting functions (rxvt). | |
3549 | // Ps = 3 8 -> Enter Tektronix Mode (DECTEK). | |
3550 | // Ps = 4 0 -> Allow 80 -> 132 Mode. | |
3551 | // Ps = 4 1 -> more(1) fix (see curses resource). | |
3552 | // Ps = 4 2 -> Enable Nation Replacement Character sets (DECN- | |
3553 | // RCM). | |
3554 | // Ps = 4 4 -> Turn On Margin Bell. | |
3555 | // Ps = 4 5 -> Reverse-wraparound Mode. | |
3556 | // Ps = 4 6 -> Start Logging. This is normally disabled by a | |
3557 | // compile-time option. | |
3558 | // Ps = 4 7 -> Use Alternate Screen Buffer. (This may be dis- | |
3559 | // abled by the titeInhibit resource). | |
3560 | // Ps = 6 6 -> Application keypad (DECNKM). | |
3561 | // Ps = 6 7 -> Backarrow key sends backspace (DECBKM). | |
3562 | // Ps = 1 0 0 0 -> Send Mouse X & Y on button press and | |
3563 | // release. See the section Mouse Tracking. | |
3564 | // Ps = 1 0 0 1 -> Use Hilite Mouse Tracking. | |
3565 | // Ps = 1 0 0 2 -> Use Cell Motion Mouse Tracking. | |
3566 | // Ps = 1 0 0 3 -> Use All Motion Mouse Tracking. | |
3567 | // Ps = 1 0 0 4 -> Send FocusIn/FocusOut events. | |
3568 | // Ps = 1 0 0 5 -> Enable Extended Mouse Mode. | |
3569 | // Ps = 1 0 1 0 -> Scroll to bottom on tty output (rxvt). | |
3570 | // Ps = 1 0 1 1 -> Scroll to bottom on key press (rxvt). | |
3571 | // Ps = 1 0 3 4 -> Interpret "meta" key, sets eighth bit. | |
3572 | // (enables the eightBitInput resource). | |
3573 | // Ps = 1 0 3 5 -> Enable special modifiers for Alt and Num- | |
3574 | // Lock keys. (This enables the numLock resource). | |
3575 | // Ps = 1 0 3 6 -> Send ESC when Meta modifies a key. (This | |
3576 | // enables the metaSendsEscape resource). | |
3577 | // Ps = 1 0 3 7 -> Send DEL from the editing-keypad Delete | |
3578 | // key. | |
3579 | // Ps = 1 0 3 9 -> Send ESC when Alt modifies a key. (This | |
3580 | // enables the altSendsEscape resource). | |
3581 | // Ps = 1 0 4 0 -> Keep selection even if not highlighted. | |
3582 | // (This enables the keepSelection resource). | |
3583 | // Ps = 1 0 4 1 -> Use the CLIPBOARD selection. (This enables | |
3584 | // the selectToClipboard resource). | |
3585 | // Ps = 1 0 4 2 -> Enable Urgency window manager hint when | |
3586 | // Control-G is received. (This enables the bellIsUrgent | |
3587 | // resource). | |
3588 | // Ps = 1 0 4 3 -> Enable raising of the window when Control-G | |
3589 | // is received. (enables the popOnBell resource). | |
3590 | // Ps = 1 0 4 7 -> Use Alternate Screen Buffer. (This may be | |
3591 | // disabled by the titeInhibit resource). | |
3592 | // Ps = 1 0 4 8 -> Save cursor as in DECSC. (This may be dis- | |
3593 | // abled by the titeInhibit resource). | |
3594 | // Ps = 1 0 4 9 -> Save cursor as in DECSC and use Alternate | |
3595 | // Screen Buffer, clearing it first. (This may be disabled by | |
3596 | // the titeInhibit resource). This combines the effects of the 1 | |
3597 | // 0 4 7 and 1 0 4 8 modes. Use this with terminfo-based | |
3598 | // applications rather than the 4 7 mode. | |
3599 | // Ps = 1 0 5 0 -> Set terminfo/termcap function-key mode. | |
3600 | // Ps = 1 0 5 1 -> Set Sun function-key mode. | |
3601 | // Ps = 1 0 5 2 -> Set HP function-key mode. | |
3602 | // Ps = 1 0 5 3 -> Set SCO function-key mode. | |
3603 | // Ps = 1 0 6 0 -> Set legacy keyboard emulation (X11R6). | |
3604 | // Ps = 1 0 6 1 -> Set VT220 keyboard emulation. | |
3605 | // Ps = 2 0 0 4 -> Set bracketed paste mode. | |
3606 | // Modes: | |
3607 | // http://vt100.net/docs/vt220-rm/chapter4.html | |
3608 | Terminal.prototype.setMode = function(params) { | |
3609 | if (typeof params === 'object') { | |
3610 | var l = params.length | |
3611 | , i = 0; | |
3612 | ||
3613 | for (; i < l; i++) { | |
3614 | this.setMode(params[i]); | |
3615 | } | |
3616 | ||
3617 | return; | |
3618 | } | |
3619 | ||
3620 | if (!this.prefix) { | |
3621 | switch (params) { | |
3622 | case 4: | |
3623 | this.insertMode = true; | |
3624 | break; | |
3625 | case 20: | |
3626 | //this.convertEol = true; | |
3627 | break; | |
3628 | } | |
3629 | } else if (this.prefix === '?') { | |
3630 | switch (params) { | |
3631 | case 1: | |
3632 | this.applicationCursor = true; | |
3633 | break; | |
3634 | case 2: | |
3635 | this.setgCharset(0, Terminal.charsets.US); | |
3636 | this.setgCharset(1, Terminal.charsets.US); | |
3637 | this.setgCharset(2, Terminal.charsets.US); | |
3638 | this.setgCharset(3, Terminal.charsets.US); | |
3639 | // set VT100 mode here | |
3640 | break; | |
3641 | case 3: // 132 col mode | |
3642 | this.savedCols = this.cols; | |
3643 | this.resize(132, this.rows); | |
3644 | break; | |
3645 | case 6: | |
3646 | this.originMode = true; | |
3647 | break; | |
3648 | case 7: | |
3649 | this.wraparoundMode = true; | |
3650 | break; | |
3651 | case 12: | |
3652 | // this.cursorBlink = true; | |
3653 | break; | |
3654 | case 66: | |
3655 | this.log('Serial port requested application keypad.'); | |
3656 | this.applicationKeypad = true; | |
3657 | break; | |
3658 | case 9: // X10 Mouse | |
3659 | // no release, no motion, no wheel, no modifiers. | |
3660 | case 1000: // vt200 mouse | |
3661 | // no motion. | |
3662 | // no modifiers, except control on the wheel. | |
3663 | case 1002: // button event mouse | |
3664 | case 1003: // any event mouse | |
3665 | // any event - sends motion events, | |
3666 | // even if there is no button held down. | |
3667 | this.x10Mouse = params === 9; | |
3668 | this.vt200Mouse = params === 1000; | |
3669 | this.normalMouse = params > 1000; | |
3670 | this.mouseEvents = true; | |
3671 | this.element.style.cursor = 'default'; | |
3672 | this.log('Binding to mouse events.'); | |
3673 | break; | |
3674 | case 1004: // send focusin/focusout events | |
3675 | // focusin: ^[[I | |
3676 | // focusout: ^[[O | |
3677 | this.sendFocus = true; | |
3678 | break; | |
3679 | case 1005: // utf8 ext mode mouse | |
3680 | this.utfMouse = true; | |
3681 | // for wide terminals | |
3682 | // simply encodes large values as utf8 characters | |
3683 | break; | |
3684 | case 1006: // sgr ext mode mouse | |
3685 | this.sgrMouse = true; | |
3686 | // for wide terminals | |
3687 | // does not add 32 to fields | |
3688 | // press: ^[[<b;x;yM | |
3689 | // release: ^[[<b;x;ym | |
3690 | break; | |
3691 | case 1015: // urxvt ext mode mouse | |
3692 | this.urxvtMouse = true; | |
3693 | // for wide terminals | |
3694 | // numbers for fields | |
3695 | // press: ^[[b;x;yM | |
3696 | // motion: ^[[b;x;yT | |
3697 | break; | |
3698 | case 25: // show cursor | |
3699 | this.cursorHidden = false; | |
3700 | break; | |
3701 | case 1049: // alt screen buffer cursor | |
3702 | //this.saveCursor(); | |
3703 | ; // FALL-THROUGH | |
3704 | case 47: // alt screen buffer | |
3705 | case 1047: // alt screen buffer | |
3706 | if (!this.normal) { | |
3707 | var normal = { | |
3708 | lines: this.lines, | |
3709 | ybase: this.ybase, | |
3710 | ydisp: this.ydisp, | |
3711 | x: this.x, | |
3712 | y: this.y, | |
3713 | scrollTop: this.scrollTop, | |
3714 | scrollBottom: this.scrollBottom, | |
3715 | tabs: this.tabs | |
3716 | // XXX save charset(s) here? | |
3717 | // charset: this.charset, | |
3718 | // glevel: this.glevel, | |
3719 | // charsets: this.charsets | |
3720 | }; | |
3721 | this.reset(); | |
3722 | this.normal = normal; | |
3723 | this.showCursor(); | |
3724 | } | |
3725 | break; | |
3726 | } | |
3727 | } | |
3728 | }; | |
3729 | ||
3730 | // CSI Pm l Reset Mode (RM). | |
3731 | // Ps = 2 -> Keyboard Action Mode (AM). | |
3732 | // Ps = 4 -> Replace Mode (IRM). | |
3733 | // Ps = 1 2 -> Send/receive (SRM). | |
3734 | // Ps = 2 0 -> Normal Linefeed (LNM). | |
3735 | // CSI ? Pm l | |
3736 | // DEC Private Mode Reset (DECRST). | |
3737 | // Ps = 1 -> Normal Cursor Keys (DECCKM). | |
3738 | // Ps = 2 -> Designate VT52 mode (DECANM). | |
3739 | // Ps = 3 -> 80 Column Mode (DECCOLM). | |
3740 | // Ps = 4 -> Jump (Fast) Scroll (DECSCLM). | |
3741 | // Ps = 5 -> Normal Video (DECSCNM). | |
3742 | // Ps = 6 -> Normal Cursor Mode (DECOM). | |
3743 | // Ps = 7 -> No Wraparound Mode (DECAWM). | |
3744 | // Ps = 8 -> No Auto-repeat Keys (DECARM). | |
3745 | // Ps = 9 -> Don't send Mouse X & Y on button press. | |
3746 | // Ps = 1 0 -> Hide toolbar (rxvt). | |
3747 | // Ps = 1 2 -> Stop Blinking Cursor (att610). | |
3748 | // Ps = 1 8 -> Don't print form feed (DECPFF). | |
3749 | // Ps = 1 9 -> Limit print to scrolling region (DECPEX). | |
3750 | // Ps = 2 5 -> Hide Cursor (DECTCEM). | |
3751 | // Ps = 3 0 -> Don't show scrollbar (rxvt). | |
3752 | // Ps = 3 5 -> Disable font-shifting functions (rxvt). | |
3753 | // Ps = 4 0 -> Disallow 80 -> 132 Mode. | |
3754 | // Ps = 4 1 -> No more(1) fix (see curses resource). | |
3755 | // Ps = 4 2 -> Disable Nation Replacement Character sets (DEC- | |
3756 | // NRCM). | |
3757 | // Ps = 4 4 -> Turn Off Margin Bell. | |
3758 | // Ps = 4 5 -> No Reverse-wraparound Mode. | |
3759 | // Ps = 4 6 -> Stop Logging. (This is normally disabled by a | |
3760 | // compile-time option). | |
3761 | // Ps = 4 7 -> Use Normal Screen Buffer. | |
3762 | // Ps = 6 6 -> Numeric keypad (DECNKM). | |
3763 | // Ps = 6 7 -> Backarrow key sends delete (DECBKM). | |
3764 | // Ps = 1 0 0 0 -> Don't send Mouse X & Y on button press and | |
3765 | // release. See the section Mouse Tracking. | |
3766 | // Ps = 1 0 0 1 -> Don't use Hilite Mouse Tracking. | |
3767 | // Ps = 1 0 0 2 -> Don't use Cell Motion Mouse Tracking. | |
3768 | // Ps = 1 0 0 3 -> Don't use All Motion Mouse Tracking. | |
3769 | // Ps = 1 0 0 4 -> Don't send FocusIn/FocusOut events. | |
3770 | // Ps = 1 0 0 5 -> Disable Extended Mouse Mode. | |
3771 | // Ps = 1 0 1 0 -> Don't scroll to bottom on tty output | |
3772 | // (rxvt). | |
3773 | // Ps = 1 0 1 1 -> Don't scroll to bottom on key press (rxvt). | |
3774 | // Ps = 1 0 3 4 -> Don't interpret "meta" key. (This disables | |
3775 | // the eightBitInput resource). | |
3776 | // Ps = 1 0 3 5 -> Disable special modifiers for Alt and Num- | |
3777 | // Lock keys. (This disables the numLock resource). | |
3778 | // Ps = 1 0 3 6 -> Don't send ESC when Meta modifies a key. | |
3779 | // (This disables the metaSendsEscape resource). | |
3780 | // Ps = 1 0 3 7 -> Send VT220 Remove from the editing-keypad | |
3781 | // Delete key. | |
3782 | // Ps = 1 0 3 9 -> Don't send ESC when Alt modifies a key. | |
3783 | // (This disables the altSendsEscape resource). | |
3784 | // Ps = 1 0 4 0 -> Do not keep selection when not highlighted. | |
3785 | // (This disables the keepSelection resource). | |
3786 | // Ps = 1 0 4 1 -> Use the PRIMARY selection. (This disables | |
3787 | // the selectToClipboard resource). | |
3788 | // Ps = 1 0 4 2 -> Disable Urgency window manager hint when | |
3789 | // Control-G is received. (This disables the bellIsUrgent | |
3790 | // resource). | |
3791 | // Ps = 1 0 4 3 -> Disable raising of the window when Control- | |
3792 | // G is received. (This disables the popOnBell resource). | |
3793 | // Ps = 1 0 4 7 -> Use Normal Screen Buffer, clearing screen | |
3794 | // first if in the Alternate Screen. (This may be disabled by | |
3795 | // the titeInhibit resource). | |
3796 | // Ps = 1 0 4 8 -> Restore cursor as in DECRC. (This may be | |
3797 | // disabled by the titeInhibit resource). | |
3798 | // Ps = 1 0 4 9 -> Use Normal Screen Buffer and restore cursor | |
3799 | // as in DECRC. (This may be disabled by the titeInhibit | |
3800 | // resource). This combines the effects of the 1 0 4 7 and 1 0 | |
3801 | // 4 8 modes. Use this with terminfo-based applications rather | |
3802 | // than the 4 7 mode. | |
3803 | // Ps = 1 0 5 0 -> Reset terminfo/termcap function-key mode. | |
3804 | // Ps = 1 0 5 1 -> Reset Sun function-key mode. | |
3805 | // Ps = 1 0 5 2 -> Reset HP function-key mode. | |
3806 | // Ps = 1 0 5 3 -> Reset SCO function-key mode. | |
3807 | // Ps = 1 0 6 0 -> Reset legacy keyboard emulation (X11R6). | |
3808 | // Ps = 1 0 6 1 -> Reset keyboard emulation to Sun/PC style. | |
3809 | // Ps = 2 0 0 4 -> Reset bracketed paste mode. | |
3810 | Terminal.prototype.resetMode = function(params) { | |
3811 | if (typeof params === 'object') { | |
3812 | var l = params.length | |
3813 | , i = 0; | |
3814 | ||
3815 | for (; i < l; i++) { | |
3816 | this.resetMode(params[i]); | |
3817 | } | |
3818 | ||
3819 | return; | |
3820 | } | |
3821 | ||
3822 | if (!this.prefix) { | |
3823 | switch (params) { | |
3824 | case 4: | |
3825 | this.insertMode = false; | |
3826 | break; | |
3827 | case 20: | |
3828 | //this.convertEol = false; | |
3829 | break; | |
3830 | } | |
3831 | } else if (this.prefix === '?') { | |
3832 | switch (params) { | |
3833 | case 1: | |
3834 | this.applicationCursor = false; | |
3835 | break; | |
3836 | case 3: | |
3837 | if (this.cols === 132 && this.savedCols) { | |
3838 | this.resize(this.savedCols, this.rows); | |
3839 | } | |
3840 | delete this.savedCols; | |
3841 | break; | |
3842 | case 6: | |
3843 | this.originMode = false; | |
3844 | break; | |
3845 | case 7: | |
3846 | this.wraparoundMode = false; | |
3847 | break; | |
3848 | case 12: | |
3849 | // this.cursorBlink = false; | |
3850 | break; | |
3851 | case 66: | |
3852 | this.log('Switching back to normal keypad.'); | |
3853 | this.applicationKeypad = false; | |
3854 | break; | |
3855 | case 9: // X10 Mouse | |
3856 | case 1000: // vt200 mouse | |
3857 | case 1002: // button event mouse | |
3858 | case 1003: // any event mouse | |
3859 | this.x10Mouse = false; | |
3860 | this.vt200Mouse = false; | |
3861 | this.normalMouse = false; | |
3862 | this.mouseEvents = false; | |
3863 | this.element.style.cursor = ''; | |
3864 | break; | |
3865 | case 1004: // send focusin/focusout events | |
3866 | this.sendFocus = false; | |
3867 | break; | |
3868 | case 1005: // utf8 ext mode mouse | |
3869 | this.utfMouse = false; | |
3870 | break; | |
3871 | case 1006: // sgr ext mode mouse | |
3872 | this.sgrMouse = false; | |
3873 | break; | |
3874 | case 1015: // urxvt ext mode mouse | |
3875 | this.urxvtMouse = false; | |
3876 | break; | |
3877 | case 25: // hide cursor | |
3878 | this.cursorHidden = true; | |
3879 | break; | |
3880 | case 1049: // alt screen buffer cursor | |
3881 | ; // FALL-THROUGH | |
3882 | case 47: // normal screen buffer | |
3883 | case 1047: // normal screen buffer - clearing it first | |
3884 | if (this.normal) { | |
3885 | this.lines = this.normal.lines; | |
3886 | this.ybase = this.normal.ybase; | |
3887 | this.ydisp = this.normal.ydisp; | |
3888 | this.x = this.normal.x; | |
3889 | this.y = this.normal.y; | |
3890 | this.scrollTop = this.normal.scrollTop; | |
3891 | this.scrollBottom = this.normal.scrollBottom; | |
3892 | this.tabs = this.normal.tabs; | |
3893 | this.normal = null; | |
3894 | // if (params === 1049) { | |
3895 | // this.x = this.savedX; | |
3896 | // this.y = this.savedY; | |
3897 | // } | |
3898 | this.refresh(0, this.rows - 1); | |
3899 | this.showCursor(); | |
3900 | } | |
3901 | break; | |
3902 | } | |
3903 | } | |
3904 | }; | |
3905 | ||
3906 | // CSI Ps ; Ps r | |
3907 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
3908 | // dow) (DECSTBM). | |
3909 | // CSI ? Pm r | |
3910 | Terminal.prototype.setScrollRegion = function(params) { | |
3911 | if (this.prefix) return; | |
3912 | this.scrollTop = (params[0] || 1) - 1; | |
3913 | this.scrollBottom = (params[1] || this.rows) - 1; | |
3914 | this.x = 0; | |
3915 | this.y = 0; | |
3916 | }; | |
3917 | ||
3918 | // CSI s | |
3919 | // Save cursor (ANSI.SYS). | |
3920 | Terminal.prototype.saveCursor = function(params) { | |
3921 | this.savedX = this.x; | |
3922 | this.savedY = this.y; | |
3923 | }; | |
3924 | ||
3925 | // CSI u | |
3926 | // Restore cursor (ANSI.SYS). | |
3927 | Terminal.prototype.restoreCursor = function(params) { | |
3928 | this.x = this.savedX || 0; | |
3929 | this.y = this.savedY || 0; | |
3930 | }; | |
3931 | ||
3932 | /** | |
3933 | * Lesser Used | |
3934 | */ | |
3935 | ||
3936 | // CSI Ps I | |
3937 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
3938 | Terminal.prototype.cursorForwardTab = function(params) { | |
3939 | var param = params[0] || 1; | |
3940 | while (param--) { | |
3941 | this.x = this.nextStop(); | |
3942 | } | |
3943 | }; | |
3944 | ||
3945 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
3946 | Terminal.prototype.scrollUp = function(params) { | |
3947 | var param = params[0] || 1; | |
3948 | while (param--) { | |
3949 | this.lines.splice(this.ybase + this.scrollTop, 1); | |
3950 | this.lines.splice(this.ybase + this.scrollBottom, 0, this.blankLine()); | |
3951 | } | |
3952 | // this.maxRange(); | |
3953 | this.updateRange(this.scrollTop); | |
3954 | this.updateRange(this.scrollBottom); | |
3955 | }; | |
3956 | ||
3957 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). | |
3958 | Terminal.prototype.scrollDown = function(params) { | |
3959 | var param = params[0] || 1; | |
3960 | while (param--) { | |
3961 | this.lines.splice(this.ybase + this.scrollBottom, 1); | |
3962 | this.lines.splice(this.ybase + this.scrollTop, 0, this.blankLine()); | |
3963 | } | |
3964 | // this.maxRange(); | |
3965 | this.updateRange(this.scrollTop); | |
3966 | this.updateRange(this.scrollBottom); | |
3967 | }; | |
3968 | ||
3969 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
3970 | // Initiate highlight mouse tracking. Parameters are | |
3971 | // [func;startx;starty;firstrow;lastrow]. See the section Mouse | |
3972 | // Tracking. | |
3973 | Terminal.prototype.initMouseTracking = function(params) { | |
3974 | // Relevant: DECSET 1001 | |
3975 | }; | |
3976 | ||
3977 | // CSI > Ps; Ps T | |
3978 | // Reset one or more features of the title modes to the default | |
3979 | // value. Normally, "reset" disables the feature. It is possi- | |
3980 | // ble to disable the ability to reset features by compiling a | |
3981 | // different default for the title modes into xterm. | |
3982 | // Ps = 0 -> Do not set window/icon labels using hexadecimal. | |
3983 | // Ps = 1 -> Do not query window/icon labels using hexadeci- | |
3984 | // mal. | |
3985 | // Ps = 2 -> Do not set window/icon labels using UTF-8. | |
3986 | // Ps = 3 -> Do not query window/icon labels using UTF-8. | |
3987 | // (See discussion of "Title Modes"). | |
3988 | Terminal.prototype.resetTitleModes = function(params) { | |
3989 | ; | |
3990 | }; | |
3991 | ||
3992 | // CSI Ps Z Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
3993 | Terminal.prototype.cursorBackwardTab = function(params) { | |
3994 | var param = params[0] || 1; | |
3995 | while (param--) { | |
3996 | this.x = this.prevStop(); | |
3997 | } | |
3998 | }; | |
3999 | ||
4000 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
4001 | Terminal.prototype.repeatPrecedingCharacter = function(params) { | |
4002 | var param = params[0] || 1 | |
4003 | , line = this.lines[this.ybase + this.y] | |
4004 | , ch = line[this.x - 1] || [this.defAttr, ' ']; | |
4005 | ||
4006 | while (param--) line[this.x++] = ch; | |
4007 | }; | |
4008 | ||
4009 | // CSI Ps g Tab Clear (TBC). | |
4010 | // Ps = 0 -> Clear Current Column (default). | |
4011 | // Ps = 3 -> Clear All. | |
4012 | // Potentially: | |
4013 | // Ps = 2 -> Clear Stops on Line. | |
4014 | // http://vt100.net/annarbor/aaa-ug/section6.html | |
4015 | Terminal.prototype.tabClear = function(params) { | |
4016 | var param = params[0]; | |
4017 | if (param <= 0) { | |
4018 | delete this.tabs[this.x]; | |
4019 | } else if (param === 3) { | |
4020 | this.tabs = {}; | |
4021 | } | |
4022 | }; | |
4023 | ||
4024 | // CSI Pm i Media Copy (MC). | |
4025 | // Ps = 0 -> Print screen (default). | |
4026 | // Ps = 4 -> Turn off printer controller mode. | |
4027 | // Ps = 5 -> Turn on printer controller mode. | |
4028 | // CSI ? Pm i | |
4029 | // Media Copy (MC, DEC-specific). | |
4030 | // Ps = 1 -> Print line containing cursor. | |
4031 | // Ps = 4 -> Turn off autoprint mode. | |
4032 | // Ps = 5 -> Turn on autoprint mode. | |
4033 | // Ps = 1 0 -> Print composed display, ignores DECPEX. | |
4034 | // Ps = 1 1 -> Print all pages. | |
4035 | Terminal.prototype.mediaCopy = function(params) { | |
4036 | ; | |
4037 | }; | |
4038 | ||
4039 | // CSI > Ps; Ps m | |
4040 | // Set or reset resource-values used by xterm to decide whether | |
4041 | // to construct escape sequences holding information about the | |
4042 | // modifiers pressed with a given key. The first parameter iden- | |
4043 | // tifies the resource to set/reset. The second parameter is the | |
4044 | // value to assign to the resource. If the second parameter is | |
4045 | // omitted, the resource is reset to its initial value. | |
4046 | // Ps = 1 -> modifyCursorKeys. | |
4047 | // Ps = 2 -> modifyFunctionKeys. | |
4048 | // Ps = 4 -> modifyOtherKeys. | |
4049 | // If no parameters are given, all resources are reset to their | |
4050 | // initial values. | |
4051 | Terminal.prototype.setResources = function(params) { | |
4052 | ; | |
4053 | }; | |
4054 | ||
4055 | // CSI > Ps n | |
4056 | // Disable modifiers which may be enabled via the CSI > Ps; Ps m | |
4057 | // sequence. This corresponds to a resource value of "-1", which | |
4058 | // cannot be set with the other sequence. The parameter identi- | |
4059 | // fies the resource to be disabled: | |
4060 | // Ps = 1 -> modifyCursorKeys. | |
4061 | // Ps = 2 -> modifyFunctionKeys. | |
4062 | // Ps = 4 -> modifyOtherKeys. | |
4063 | // If the parameter is omitted, modifyFunctionKeys is disabled. | |
4064 | // When modifyFunctionKeys is disabled, xterm uses the modifier | |
4065 | // keys to make an extended sequence of functions rather than | |
4066 | // adding a parameter to each function key to denote the modi- | |
4067 | // fiers. | |
4068 | Terminal.prototype.disableModifiers = function(params) { | |
4069 | ; | |
4070 | }; | |
4071 | ||
4072 | // CSI > Ps p | |
4073 | // Set resource value pointerMode. This is used by xterm to | |
4074 | // decide whether to hide the pointer cursor as the user types. | |
4075 | // Valid values for the parameter: | |
4076 | // Ps = 0 -> never hide the pointer. | |
4077 | // Ps = 1 -> hide if the mouse tracking mode is not enabled. | |
4078 | // Ps = 2 -> always hide the pointer. If no parameter is | |
4079 | // given, xterm uses the default, which is 1 . | |
4080 | Terminal.prototype.setPointerMode = function(params) { | |
4081 | ; | |
4082 | }; | |
4083 | ||
4084 | // CSI ! p Soft terminal reset (DECSTR). | |
4085 | // http://vt100.net/docs/vt220-rm/table4-10.html | |
4086 | Terminal.prototype.softReset = function(params) { | |
4087 | this.cursorHidden = false; | |
4088 | this.insertMode = false; | |
4089 | this.originMode = false; | |
4090 | this.wraparoundMode = false; // autowrap | |
4091 | this.applicationKeypad = false; // ? | |
4092 | this.applicationCursor = false; | |
4093 | this.scrollTop = 0; | |
4094 | this.scrollBottom = this.rows - 1; | |
4095 | this.curAttr = this.defAttr; | |
4096 | this.x = this.y = 0; // ? | |
4097 | this.charset = null; | |
4098 | this.glevel = 0; // ?? | |
4099 | this.charsets = [null]; // ?? | |
4100 | }; | |
4101 | ||
4102 | // CSI Ps$ p | |
4103 | // Request ANSI mode (DECRQM). For VT300 and up, reply is | |
4104 | // CSI Ps; Pm$ y | |
4105 | // where Ps is the mode number as in RM, and Pm is the mode | |
4106 | // value: | |
4107 | // 0 - not recognized | |
4108 | // 1 - set | |
4109 | // 2 - reset | |
4110 | // 3 - permanently set | |
4111 | // 4 - permanently reset | |
4112 | Terminal.prototype.requestAnsiMode = function(params) { | |
4113 | ; | |
4114 | }; | |
4115 | ||
4116 | // CSI ? Ps$ p | |
4117 | // Request DEC private mode (DECRQM). For VT300 and up, reply is | |
4118 | // CSI ? Ps; Pm$ p | |
4119 | // where Ps is the mode number as in DECSET, Pm is the mode value | |
4120 | // as in the ANSI DECRQM. | |
4121 | Terminal.prototype.requestPrivateMode = function(params) { | |
4122 | ; | |
4123 | }; | |
4124 | ||
4125 | // CSI Ps ; Ps " p | |
4126 | // Set conformance level (DECSCL). Valid values for the first | |
4127 | // parameter: | |
4128 | // Ps = 6 1 -> VT100. | |
4129 | // Ps = 6 2 -> VT200. | |
4130 | // Ps = 6 3 -> VT300. | |
4131 | // Valid values for the second parameter: | |
4132 | // Ps = 0 -> 8-bit controls. | |
4133 | // Ps = 1 -> 7-bit controls (always set for VT100). | |
4134 | // Ps = 2 -> 8-bit controls. | |
4135 | Terminal.prototype.setConformanceLevel = function(params) { | |
4136 | ; | |
4137 | }; | |
4138 | ||
4139 | // CSI Ps q Load LEDs (DECLL). | |
4140 | // Ps = 0 -> Clear all LEDS (default). | |
4141 | // Ps = 1 -> Light Num Lock. | |
4142 | // Ps = 2 -> Light Caps Lock. | |
4143 | // Ps = 3 -> Light Scroll Lock. | |
4144 | // Ps = 2 1 -> Extinguish Num Lock. | |
4145 | // Ps = 2 2 -> Extinguish Caps Lock. | |
4146 | // Ps = 2 3 -> Extinguish Scroll Lock. | |
4147 | Terminal.prototype.loadLEDs = function(params) { | |
4148 | ; | |
4149 | }; | |
4150 | ||
4151 | // CSI Ps SP q | |
4152 | // Set cursor style (DECSCUSR, VT520). | |
4153 | // Ps = 0 -> blinking block. | |
4154 | // Ps = 1 -> blinking block (default). | |
4155 | // Ps = 2 -> steady block. | |
4156 | // Ps = 3 -> blinking underline. | |
4157 | // Ps = 4 -> steady underline. | |
4158 | Terminal.prototype.setCursorStyle = function(params) { | |
4159 | ; | |
4160 | }; | |
4161 | ||
4162 | // CSI Ps " q | |
4163 | // Select character protection attribute (DECSCA). Valid values | |
4164 | // for the parameter: | |
4165 | // Ps = 0 -> DECSED and DECSEL can erase (default). | |
4166 | // Ps = 1 -> DECSED and DECSEL cannot erase. | |
4167 | // Ps = 2 -> DECSED and DECSEL can erase. | |
4168 | Terminal.prototype.setCharProtectionAttr = function(params) { | |
4169 | ; | |
4170 | }; | |
4171 | ||
4172 | // CSI ? Pm r | |
4173 | // Restore DEC Private Mode Values. The value of Ps previously | |
4174 | // saved is restored. Ps values are the same as for DECSET. | |
4175 | Terminal.prototype.restorePrivateValues = function(params) { | |
4176 | ; | |
4177 | }; | |
4178 | ||
4179 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
4180 | // Change Attributes in Rectangular Area (DECCARA), VT400 and up. | |
4181 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
4182 | // Ps denotes the SGR attributes to change: 0, 1, 4, 5, 7. | |
4183 | // NOTE: xterm doesn't enable this code by default. | |
4184 | Terminal.prototype.setAttrInRectangle = function(params) { | |
4185 | var t = params[0] | |
4186 | , l = params[1] | |
4187 | , b = params[2] | |
4188 | , r = params[3] | |
4189 | , attr = params[4]; | |
4190 | ||
4191 | var line | |
4192 | , i; | |
4193 | ||
4194 | for (; t < b + 1; t++) { | |
4195 | line = this.lines[this.ybase + t]; | |
4196 | for (i = l; i < r; i++) { | |
4197 | line[i] = [attr, line[i][1]]; | |
4198 | } | |
4199 | } | |
4200 | ||
4201 | // this.maxRange(); | |
4202 | this.updateRange(params[0]); | |
4203 | this.updateRange(params[2]); | |
4204 | }; | |
4205 | ||
4206 | ||
4207 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
4208 | // Fill Rectangular Area (DECFRA), VT420 and up. | |
4209 | // Pc is the character to use. | |
4210 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
4211 | // NOTE: xterm doesn't enable this code by default. | |
4212 | Terminal.prototype.fillRectangle = function(params) { | |
4213 | var ch = params[0] | |
4214 | , t = params[1] | |
4215 | , l = params[2] | |
4216 | , b = params[3] | |
4217 | , r = params[4]; | |
4218 | ||
4219 | var line | |
4220 | , i; | |
4221 | ||
4222 | for (; t < b + 1; t++) { | |
4223 | line = this.lines[this.ybase + t]; | |
4224 | for (i = l; i < r; i++) { | |
4225 | line[i] = [line[i][0], String.fromCharCode(ch)]; | |
4226 | } | |
4227 | } | |
4228 | ||
4229 | // this.maxRange(); | |
4230 | this.updateRange(params[1]); | |
4231 | this.updateRange(params[3]); | |
4232 | }; | |
4233 | ||
4234 | // CSI Ps ; Pu ' z | |
4235 | // Enable Locator Reporting (DECELR). | |
4236 | // Valid values for the first parameter: | |
4237 | // Ps = 0 -> Locator disabled (default). | |
4238 | // Ps = 1 -> Locator enabled. | |
4239 | // Ps = 2 -> Locator enabled for one report, then disabled. | |
4240 | // The second parameter specifies the coordinate unit for locator | |
4241 | // reports. | |
4242 | // Valid values for the second parameter: | |
4243 | // Pu = 0 <- or omitted -> default to character cells. | |
4244 | // Pu = 1 <- device physical pixels. | |
4245 | // Pu = 2 <- character cells. | |
4246 | Terminal.prototype.enableLocatorReporting = function(params) { | |
4247 | var val = params[0] > 0; | |
4248 | //this.mouseEvents = val; | |
4249 | //this.decLocator = val; | |
4250 | }; | |
4251 | ||
4252 | // CSI Pt; Pl; Pb; Pr$ z | |
4253 | // Erase Rectangular Area (DECERA), VT400 and up. | |
4254 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
4255 | // NOTE: xterm doesn't enable this code by default. | |
4256 | Terminal.prototype.eraseRectangle = function(params) { | |
4257 | var t = params[0] | |
4258 | , l = params[1] | |
4259 | , b = params[2] | |
4260 | , r = params[3]; | |
4261 | ||
4262 | var line | |
4263 | , i | |
4264 | , ch; | |
4265 | ||
4266 | ch = [this.eraseAttr(), ' ']; // xterm? | |
4267 | ||
4268 | for (; t < b + 1; t++) { | |
4269 | line = this.lines[this.ybase + t]; | |
4270 | for (i = l; i < r; i++) { | |
4271 | line[i] = ch; | |
4272 | } | |
4273 | } | |
4274 | ||
4275 | // this.maxRange(); | |
4276 | this.updateRange(params[0]); | |
4277 | this.updateRange(params[2]); | |
4278 | }; | |
8bc844c0 | 4279 | |
8bc844c0 | 4280 | |
3f455f90 PK |
4281 | // CSI P m SP } |
4282 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
4283 | // NOTE: xterm doesn't enable this code by default. | |
4284 | Terminal.prototype.insertColumns = function() { | |
4285 | var param = params[0] | |
4286 | , l = this.ybase + this.rows | |
4287 | , ch = [this.eraseAttr(), ' '] // xterm? | |
4288 | , i; | |
8bc844c0 | 4289 | |
3f455f90 PK |
4290 | while (param--) { |
4291 | for (i = this.ybase; i < l; i++) { | |
4292 | this.lines[i].splice(this.x + 1, 0, ch); | |
4293 | this.lines[i].pop(); | |
8bc844c0 | 4294 | } |
3f455f90 | 4295 | } |
8bc844c0 | 4296 | |
3f455f90 PK |
4297 | this.maxRange(); |
4298 | }; | |
8bc844c0 | 4299 | |
178b611b | 4300 | |
3f455f90 PK |
4301 | // CSI P m SP ~ |
4302 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
4303 | // NOTE: xterm doesn't enable this code by default. | |
4304 | Terminal.prototype.deleteColumns = function() { | |
4305 | var param = params[0] | |
4306 | , l = this.ybase + this.rows | |
4307 | , ch = [this.eraseAttr(), ' '] // xterm? | |
4308 | , i; | |
4309 | ||
4310 | while (param--) { | |
4311 | for (i = this.ybase; i < l; i++) { | |
4312 | this.lines[i].splice(this.x, 1); | |
4313 | this.lines[i].push(ch); | |
4314 | } | |
4315 | } | |
8bc844c0 | 4316 | |
3f455f90 PK |
4317 | this.maxRange(); |
4318 | }; | |
8bc844c0 | 4319 | |
3f455f90 PK |
4320 | /** |
4321 | * Character Sets | |
4322 | */ | |
4323 | ||
4324 | Terminal.charsets = {}; | |
4325 | ||
4326 | // DEC Special Character and Line Drawing Set. | |
4327 | // http://vt100.net/docs/vt102-ug/table5-13.html | |
4328 | // A lot of curses apps use this if they see TERM=xterm. | |
4329 | // testing: echo -e '\e(0a\e(B' | |
4330 | // The xterm output sometimes seems to conflict with the | |
4331 | // reference above. xterm seems in line with the reference | |
4332 | // when running vttest however. | |
4333 | // The table below now uses xterm's output from vttest. | |
4334 | Terminal.charsets.SCLD = { // (0 | |
4335 | '`': '\u25c6', // '◆' | |
4336 | 'a': '\u2592', // '▒' | |
4337 | 'b': '\u0009', // '\t' | |
4338 | 'c': '\u000c', // '\f' | |
4339 | 'd': '\u000d', // '\r' | |
4340 | 'e': '\u000a', // '\n' | |
4341 | 'f': '\u00b0', // '°' | |
4342 | 'g': '\u00b1', // '±' | |
4343 | 'h': '\u2424', // '\u2424' (NL) | |
4344 | 'i': '\u000b', // '\v' | |
4345 | 'j': '\u2518', // '┘' | |
4346 | 'k': '\u2510', // '┐' | |
4347 | 'l': '\u250c', // '┌' | |
4348 | 'm': '\u2514', // '└' | |
4349 | 'n': '\u253c', // '┼' | |
4350 | 'o': '\u23ba', // '⎺' | |
4351 | 'p': '\u23bb', // '⎻' | |
4352 | 'q': '\u2500', // '─' | |
4353 | 'r': '\u23bc', // '⎼' | |
4354 | 's': '\u23bd', // '⎽' | |
4355 | 't': '\u251c', // '├' | |
4356 | 'u': '\u2524', // '┤' | |
4357 | 'v': '\u2534', // '┴' | |
4358 | 'w': '\u252c', // '┬' | |
4359 | 'x': '\u2502', // '│' | |
4360 | 'y': '\u2264', // '≤' | |
4361 | 'z': '\u2265', // '≥' | |
4362 | '{': '\u03c0', // 'π' | |
4363 | '|': '\u2260', // '≠' | |
4364 | '}': '\u00a3', // '£' | |
4365 | '~': '\u00b7' // '·' | |
4366 | }; | |
4367 | ||
4368 | Terminal.charsets.UK = null; // (A | |
4369 | Terminal.charsets.US = null; // (B (USASCII) | |
4370 | Terminal.charsets.Dutch = null; // (4 | |
4371 | Terminal.charsets.Finnish = null; // (C or (5 | |
4372 | Terminal.charsets.French = null; // (R | |
4373 | Terminal.charsets.FrenchCanadian = null; // (Q | |
4374 | Terminal.charsets.German = null; // (K | |
4375 | Terminal.charsets.Italian = null; // (Y | |
4376 | Terminal.charsets.NorwegianDanish = null; // (E or (6 | |
4377 | Terminal.charsets.Spanish = null; // (Z | |
4378 | Terminal.charsets.Swedish = null; // (H or (7 | |
4379 | Terminal.charsets.Swiss = null; // (= | |
4380 | Terminal.charsets.ISOLatin = null; // /A | |
4381 | ||
4382 | /** | |
4383 | * Helpers | |
4384 | */ | |
4385 | ||
4386 | function on(el, type, handler, capture) { | |
4387 | if (!Array.isArray(el)) { | |
4388 | el = [el]; | |
9e6cb6b6 | 4389 | } |
3f455f90 PK |
4390 | el.forEach(function (element) { |
4391 | element.addEventListener(type, handler, capture || false); | |
4392 | }); | |
9e6cb6b6 | 4393 | } |
8bc844c0 | 4394 | |
3f455f90 PK |
4395 | function off(el, type, handler, capture) { |
4396 | el.removeEventListener(type, handler, capture || false); | |
5d3f8786 | 4397 | } |
3f455f90 PK |
4398 | |
4399 | function cancel(ev, force) { | |
4400 | if (!this.cancelEvents && !force) { | |
4401 | return; | |
9e6cb6b6 | 4402 | } |
3f455f90 PK |
4403 | ev.preventDefault(); |
4404 | ev.stopPropagation(); | |
4405 | return false; | |
9e6cb6b6 | 4406 | } |
8bc844c0 | 4407 | |
3f455f90 PK |
4408 | function inherits(child, parent) { |
4409 | function f() { | |
4410 | this.constructor = child; | |
9e6cb6b6 | 4411 | } |
3f455f90 PK |
4412 | f.prototype = parent.prototype; |
4413 | child.prototype = new f; | |
4414 | } | |
8bc844c0 | 4415 | |
3f455f90 PK |
4416 | // if bold is broken, we can't |
4417 | // use it in the terminal. | |
4418 | function isBoldBroken(document) { | |
4419 | var body = document.getElementsByTagName('body')[0]; | |
4420 | var el = document.createElement('span'); | |
4421 | el.innerHTML = 'hello world'; | |
4422 | body.appendChild(el); | |
4423 | var w1 = el.scrollWidth; | |
4424 | el.style.fontWeight = 'bold'; | |
4425 | var w2 = el.scrollWidth; | |
4426 | body.removeChild(el); | |
4427 | return w1 !== w2; | |
4428 | } | |
8bc844c0 | 4429 | |
3f455f90 PK |
4430 | var String = this.String; |
4431 | var setTimeout = this.setTimeout; | |
4432 | var setInterval = this.setInterval; | |
4433 | ||
4434 | function indexOf(obj, el) { | |
4435 | var i = obj.length; | |
4436 | while (i--) { | |
4437 | if (obj[i] === el) return i; | |
9e6cb6b6 | 4438 | } |
3f455f90 | 4439 | return -1; |
9e6cb6b6 | 4440 | } |
8bc844c0 | 4441 | |
3f455f90 PK |
4442 | function isWide(ch) { |
4443 | if (ch <= '\uff00') return false; | |
4444 | return (ch >= '\uff01' && ch <= '\uffbe') | |
4445 | || (ch >= '\uffc2' && ch <= '\uffc7') | |
4446 | || (ch >= '\uffca' && ch <= '\uffcf') | |
4447 | || (ch >= '\uffd2' && ch <= '\uffd7') | |
4448 | || (ch >= '\uffda' && ch <= '\uffdc') | |
4449 | || (ch >= '\uffe0' && ch <= '\uffe6') | |
4450 | || (ch >= '\uffe8' && ch <= '\uffee'); | |
9e6cb6b6 | 4451 | } |
8bc844c0 | 4452 | |
3f455f90 PK |
4453 | function matchColor(r1, g1, b1) { |
4454 | var hash = (r1 << 16) | (g1 << 8) | b1; | |
4455 | ||
4456 | if (matchColor._cache[hash] != null) { | |
4457 | return matchColor._cache[hash]; | |
4458 | } | |
8bc844c0 | 4459 | |
3f455f90 PK |
4460 | var ldiff = Infinity |
4461 | , li = -1 | |
4462 | , i = 0 | |
4463 | , c | |
4464 | , r2 | |
4465 | , g2 | |
4466 | , b2 | |
4467 | , diff; | |
4468 | ||
4469 | for (; i < Terminal.vcolors.length; i++) { | |
4470 | c = Terminal.vcolors[i]; | |
4471 | r2 = c[0]; | |
4472 | g2 = c[1]; | |
4473 | b2 = c[2]; | |
4474 | ||
4475 | diff = matchColor.distance(r1, g1, b1, r2, g2, b2); | |
4476 | ||
4477 | if (diff === 0) { | |
4478 | li = i; | |
4479 | break; | |
4480 | } | |
9e6cb6b6 | 4481 | |
3f455f90 PK |
4482 | if (diff < ldiff) { |
4483 | ldiff = diff; | |
4484 | li = i; | |
4485 | } | |
4486 | } | |
8bc844c0 | 4487 | |
3f455f90 PK |
4488 | return matchColor._cache[hash] = li; |
4489 | } | |
8bc844c0 | 4490 | |
3f455f90 | 4491 | matchColor._cache = {}; |
8bc844c0 | 4492 | |
3f455f90 PK |
4493 | // http://stackoverflow.com/questions/1633828 |
4494 | matchColor.distance = function(r1, g1, b1, r2, g2, b2) { | |
4495 | return Math.pow(30 * (r1 - r2), 2) | |
4496 | + Math.pow(59 * (g1 - g2), 2) | |
4497 | + Math.pow(11 * (b1 - b2), 2); | |
4498 | }; | |
8bc844c0 | 4499 | |
3f455f90 PK |
4500 | function each(obj, iter, con) { |
4501 | if (obj.forEach) return obj.forEach(iter, con); | |
4502 | for (var i = 0; i < obj.length; i++) { | |
4503 | iter.call(con, obj[i], i, obj); | |
4504 | } | |
a68c8336 CJ |
4505 | } |
4506 | ||
3f455f90 PK |
4507 | function keys(obj) { |
4508 | if (Object.keys) return Object.keys(obj); | |
4509 | var key, keys = []; | |
4510 | for (key in obj) { | |
4511 | if (Object.prototype.hasOwnProperty.call(obj, key)) { | |
4512 | keys.push(key); | |
4513 | } | |
4514 | } | |
4515 | return keys; | |
86dad1b0 | 4516 | } |
86dad1b0 | 4517 | |
3f455f90 PK |
4518 | /** |
4519 | * Expose | |
4520 | */ | |
4521 | ||
4522 | Terminal.EventEmitter = EventEmitter; | |
4523 | Terminal.inherits = inherits; | |
4524 | Terminal.on = on; | |
4525 | Terminal.off = off; | |
4526 | Terminal.cancel = cancel; | |
8bc844c0 | 4527 | |
3f455f90 | 4528 | return Terminal; |
987f09d8 | 4529 | }); |