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Commit | Line | Data |
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8bc844c0 | 1 | /** |
91273161 | 2 | * term.js - an xterm emulator |
6cc8b3cd CJ |
3 | * Copyright (c) 2012-2013, Christopher Jeffrey (MIT License) |
4 | * https://github.com/chjj/term.js | |
8bc844c0 CJ |
5 | * |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | * | |
24 | * Originally forked from (with the author's permission): | |
25 | * Fabrice Bellard's javascript vt100 for jslinux: | |
26 | * http://bellard.org/jslinux/ | |
27 | * Copyright (c) 2011 Fabrice Bellard | |
28 | * The original design remains. The terminal itself | |
29 | * has been extended to include xterm CSI codes, among | |
30 | * other features. | |
31 | */ | |
32 | ||
33 | ;(function() { | |
34 | ||
35 | /** | |
36 | * Terminal Emulation References: | |
37 | * http://vt100.net/ | |
38 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.txt | |
39 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html | |
40 | * http://invisible-island.net/vttest/ | |
41 | * http://www.inwap.com/pdp10/ansicode.txt | |
42 | * http://linux.die.net/man/4/console_codes | |
43 | * http://linux.die.net/man/7/urxvt | |
44 | */ | |
45 | ||
46 | 'use strict'; | |
47 | ||
48 | /** | |
49 | * Shared | |
50 | */ | |
51 | ||
52 | var window = this | |
53 | , document = this.document; | |
54 | ||
55 | /** | |
56 | * EventEmitter | |
57 | */ | |
58 | ||
59 | function EventEmitter() { | |
60 | this._events = this._events || {}; | |
61 | } | |
62 | ||
63 | EventEmitter.prototype.addListener = function(type, listener) { | |
64 | this._events[type] = this._events[type] || []; | |
65 | this._events[type].push(listener); | |
66 | }; | |
67 | ||
68 | EventEmitter.prototype.on = EventEmitter.prototype.addListener; | |
69 | ||
70 | EventEmitter.prototype.removeListener = function(type, listener) { | |
71 | if (!this._events[type]) return; | |
72 | ||
73 | var obj = this._events[type] | |
74 | , i = obj.length; | |
75 | ||
76 | while (i--) { | |
77 | if (obj[i] === listener || obj[i].listener === listener) { | |
78 | obj.splice(i, 1); | |
79 | return; | |
80 | } | |
81 | } | |
82 | }; | |
83 | ||
84 | EventEmitter.prototype.off = EventEmitter.prototype.removeListener; | |
85 | ||
86 | EventEmitter.prototype.removeAllListeners = function(type) { | |
87 | if (this._events[type]) delete this._events[type]; | |
88 | }; | |
89 | ||
90 | EventEmitter.prototype.once = function(type, listener) { | |
91 | function on() { | |
92 | var args = Array.prototype.slice.call(arguments); | |
93 | this.removeListener(type, on); | |
94 | return listener.apply(this, args); | |
95 | } | |
96 | on.listener = listener; | |
97 | return this.on(type, on); | |
98 | }; | |
99 | ||
100 | EventEmitter.prototype.emit = function(type) { | |
101 | if (!this._events[type]) return; | |
102 | ||
103 | var args = Array.prototype.slice.call(arguments, 1) | |
104 | , obj = this._events[type] | |
105 | , l = obj.length | |
106 | , i = 0; | |
107 | ||
108 | for (; i < l; i++) { | |
109 | obj[i].apply(this, args); | |
110 | // if (obj[i].apply(this, args) === false) return false; | |
111 | } | |
112 | }; | |
113 | ||
114 | EventEmitter.prototype.listeners = function(type) { | |
115 | return this._events[type] = this._events[type] || []; | |
116 | }; | |
117 | ||
118 | /** | |
119 | * States | |
120 | */ | |
121 | ||
122 | var normal = 0 | |
123 | , escaped = 1 | |
124 | , csi = 2 | |
125 | , osc = 3 | |
126 | , charset = 4 | |
127 | , dcs = 5 | |
128 | , ignore = 6; | |
129 | ||
130 | /** | |
131 | * Terminal | |
132 | */ | |
133 | ||
91273161 | 134 | function Terminal(options) { |
86dad1b0 CJ |
135 | var self = this; |
136 | ||
91273161 CJ |
137 | if (!(this instanceof Terminal)) { |
138 | return new Terminal(arguments[0], arguments[1], arguments[2]); | |
139 | } | |
140 | ||
8bc844c0 CJ |
141 | EventEmitter.call(this); |
142 | ||
2f212c6e | 143 | if (typeof options === 'number') { |
91273161 CJ |
144 | options = { |
145 | cols: arguments[0], | |
146 | rows: arguments[1], | |
147 | handler: arguments[2] | |
148 | }; | |
8bc844c0 | 149 | } |
91273161 | 150 | |
86dad1b0 CJ |
151 | options = options || {}; |
152 | ||
153 | each(keys(Terminal.defaults), function(key) { | |
154 | if (options[key] == null) { | |
844c4d72 CJ |
155 | options[key] = Terminal.options[key]; |
156 | // Legacy: | |
86dad1b0 CJ |
157 | if (Terminal[key] !== Terminal.defaults[key]) { |
158 | options[key] = Terminal[key]; | |
86dad1b0 | 159 | } |
86dad1b0 CJ |
160 | } |
161 | self[key] = options[key]; | |
162 | }); | |
163 | ||
164 | if (options.colors.length === 8) { | |
165 | options.colors = options.colors.concat(Terminal._colors.slice(8)); | |
166 | } else if (options.colors.length === 16) { | |
167 | options.colors = options.colors.concat(Terminal._colors.slice(16)); | |
168 | } else if (options.colors.length === 10) { | |
169 | options.colors = options.colors.slice(0, -2).concat( | |
170 | Terminal._colors.slice(8, -2), options.colors.slice(-2)); | |
171 | } else if (options.colors.length === 18) { | |
172 | options.colors = options.colors.concat( | |
173 | Terminal._colors.slice(16, -2), options.colors.slice(-2)); | |
174 | } | |
175 | this.colors = options.colors; | |
176 | ||
177 | this.options = options; | |
8bc844c0 | 178 | |
2f212c6e CJ |
179 | // this.context = options.context || window; |
180 | // this.document = options.document || document; | |
181 | this.parent = options.body || options.parent | |
cd956bca | 182 | || (document ? document.getElementsByTagName('body')[0] : null); |
8bc844c0 | 183 | |
86dad1b0 CJ |
184 | this.cols = options.cols || options.geometry[0]; |
185 | this.rows = options.rows || options.geometry[1]; | |
91273161 CJ |
186 | |
187 | if (options.handler) { | |
188 | this.on('data', options.handler); | |
8bc844c0 CJ |
189 | } |
190 | ||
191 | this.ybase = 0; | |
192 | this.ydisp = 0; | |
193 | this.x = 0; | |
194 | this.y = 0; | |
195 | this.cursorState = 0; | |
196 | this.cursorHidden = false; | |
86dad1b0 | 197 | this.convertEol; |
8bc844c0 CJ |
198 | this.state = 0; |
199 | this.queue = ''; | |
200 | this.scrollTop = 0; | |
201 | this.scrollBottom = this.rows - 1; | |
202 | ||
203 | // modes | |
204 | this.applicationKeypad = false; | |
205 | this.applicationCursor = false; | |
206 | this.originMode = false; | |
207 | this.insertMode = false; | |
208 | this.wraparoundMode = false; | |
209 | this.normal = null; | |
210 | ||
211 | // charset | |
212 | this.charset = null; | |
213 | this.gcharset = null; | |
214 | this.glevel = 0; | |
215 | this.charsets = [null]; | |
216 | ||
217 | // mouse properties | |
218 | this.decLocator; | |
219 | this.x10Mouse; | |
220 | this.vt200Mouse; | |
221 | this.vt300Mouse; | |
222 | this.normalMouse; | |
223 | this.mouseEvents; | |
224 | this.sendFocus; | |
225 | this.utfMouse; | |
226 | this.sgrMouse; | |
227 | this.urxvtMouse; | |
228 | ||
229 | // misc | |
230 | this.element; | |
231 | this.children; | |
232 | this.refreshStart; | |
233 | this.refreshEnd; | |
234 | this.savedX; | |
235 | this.savedY; | |
236 | this.savedCols; | |
237 | ||
238 | // stream | |
239 | this.readable = true; | |
240 | this.writable = true; | |
241 | ||
15f68335 | 242 | this.defAttr = (0 << 18) | (257 << 9) | (256 << 0); |
8bc844c0 CJ |
243 | this.curAttr = this.defAttr; |
244 | ||
245 | this.params = []; | |
246 | this.currentParam = 0; | |
247 | this.prefix = ''; | |
248 | this.postfix = ''; | |
249 | ||
250 | this.lines = []; | |
251 | var i = this.rows; | |
252 | while (i--) { | |
253 | this.lines.push(this.blankLine()); | |
254 | } | |
255 | ||
256 | this.tabs; | |
257 | this.setupStops(); | |
258 | } | |
259 | ||
260 | inherits(Terminal, EventEmitter); | |
261 | ||
262 | // back_color_erase feature for xterm. | |
263 | Terminal.prototype.eraseAttr = function() { | |
264 | // if (this.is('screen')) return this.defAttr; | |
265 | return (this.defAttr & ~0x1ff) | (this.curAttr & 0x1ff); | |
266 | }; | |
267 | ||
268 | /** | |
269 | * Colors | |
270 | */ | |
271 | ||
272 | // Colors 0-15 | |
86dad1b0 | 273 | Terminal.tangoColors = [ |
8bc844c0 CJ |
274 | // dark: |
275 | '#2e3436', | |
276 | '#cc0000', | |
277 | '#4e9a06', | |
278 | '#c4a000', | |
279 | '#3465a4', | |
280 | '#75507b', | |
281 | '#06989a', | |
282 | '#d3d7cf', | |
283 | // bright: | |
284 | '#555753', | |
285 | '#ef2929', | |
286 | '#8ae234', | |
287 | '#fce94f', | |
288 | '#729fcf', | |
289 | '#ad7fa8', | |
290 | '#34e2e2', | |
291 | '#eeeeec' | |
292 | ]; | |
293 | ||
6cc8b3cd | 294 | Terminal.xtermColors = [ |
86dad1b0 | 295 | // dark: |
6cc8b3cd CJ |
296 | '#000000', // black |
297 | '#cd0000', // red3 | |
298 | '#00cd00', // green3 | |
299 | '#cdcd00', // yellow3 | |
300 | '#0000ee', // blue2 | |
301 | '#cd00cd', // magenta3 | |
302 | '#00cdcd', // cyan3 | |
303 | '#e5e5e5', // gray90 | |
86dad1b0 | 304 | // bright: |
6cc8b3cd CJ |
305 | '#7f7f7f', // gray50 |
306 | '#ff0000', // red | |
307 | '#00ff00', // green | |
308 | '#ffff00', // yellow | |
309 | '#5c5cff', // rgb:5c/5c/ff | |
310 | '#ff00ff', // magenta | |
311 | '#00ffff', // cyan | |
312 | '#ffffff' // white | |
313 | ]; | |
314 | ||
86dad1b0 | 315 | // Colors 0-15 + 16-255 |
8bc844c0 CJ |
316 | // Much thanks to TooTallNate for writing this. |
317 | Terminal.colors = (function() { | |
86dad1b0 | 318 | var colors = Terminal.tangoColors.slice() |
8bc844c0 CJ |
319 | , r = [0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff] |
320 | , i; | |
321 | ||
322 | // 16-231 | |
323 | i = 0; | |
324 | for (; i < 216; i++) { | |
325 | out(r[(i / 36) % 6 | 0], r[(i / 6) % 6 | 0], r[i % 6]); | |
326 | } | |
327 | ||
328 | // 232-255 (grey) | |
329 | i = 0; | |
330 | for (; i < 24; i++) { | |
331 | r = 8 + i * 10; | |
332 | out(r, r, r); | |
333 | } | |
334 | ||
335 | function out(r, g, b) { | |
336 | colors.push('#' + hex(r) + hex(g) + hex(b)); | |
337 | } | |
338 | ||
339 | function hex(c) { | |
340 | c = c.toString(16); | |
341 | return c.length < 2 ? '0' + c : c; | |
342 | } | |
343 | ||
344 | return colors; | |
345 | })(); | |
346 | ||
86dad1b0 CJ |
347 | // Default BG/FG |
348 | Terminal.colors[256] = '#000000'; | |
349 | Terminal.colors[257] = '#f0f0f0'; | |
350 | ||
351 | Terminal._colors = Terminal.colors.slice(); | |
352 | ||
a68c8336 CJ |
353 | Terminal.vcolors = (function() { |
354 | var out = [] | |
355 | , colors = Terminal.colors | |
356 | , i = 0 | |
357 | , color; | |
358 | ||
86dad1b0 | 359 | for (; i < 256; i++) { |
a68c8336 CJ |
360 | color = parseInt(colors[i].substring(1), 16); |
361 | out.push([ | |
362 | (color >> 16) & 0xff, | |
363 | (color >> 8) & 0xff, | |
364 | color & 0xff | |
365 | ]); | |
366 | } | |
367 | ||
368 | return out; | |
369 | })(); | |
370 | ||
8bc844c0 CJ |
371 | /** |
372 | * Options | |
373 | */ | |
374 | ||
86dad1b0 CJ |
375 | Terminal.defaults = { |
376 | colors: Terminal.colors, | |
377 | convertEol: false, | |
378 | termName: 'xterm', | |
379 | geometry: [80, 24], | |
380 | cursorBlink: true, | |
381 | visualBell: false, | |
382 | popOnBell: false, | |
383 | scrollback: 1000, | |
384 | // screenKeys: false, | |
385 | // programFeatures: false, | |
386 | // escapeKey: null, | |
387 | debug: false, | |
349daf25 CJ |
388 | useStyle: false, |
389 | allowKeyPaste: false | |
86dad1b0 CJ |
390 | }; |
391 | ||
392 | Terminal.options = {}; | |
393 | ||
394 | each(keys(Terminal.defaults), function(key) { | |
395 | Terminal[key] = Terminal.defaults[key]; | |
396 | Terminal.options[key] = Terminal.defaults[key]; | |
397 | }); | |
8bc844c0 CJ |
398 | |
399 | /** | |
400 | * Focused Terminal | |
401 | */ | |
402 | ||
403 | Terminal.focus = null; | |
404 | ||
405 | Terminal.prototype.focus = function() { | |
406 | if (Terminal.focus === this) return; | |
6cc8b3cd | 407 | |
8bc844c0 | 408 | if (Terminal.focus) { |
6cc8b3cd | 409 | Terminal.focus.blur(); |
8bc844c0 | 410 | } |
6cc8b3cd | 411 | |
8bc844c0 CJ |
412 | if (this.sendFocus) this.send('\x1b[I'); |
413 | this.showCursor(); | |
6cc8b3cd CJ |
414 | |
415 | // try { | |
416 | // this.element.focus(); | |
417 | // } catch (e) { | |
418 | // ; | |
419 | // } | |
420 | ||
421 | // this.emit('focus'); | |
422 | ||
423 | Terminal.focus = this; | |
424 | }; | |
425 | ||
426 | Terminal.prototype.blur = function() { | |
427 | if (Terminal.focus !== this) return; | |
428 | ||
429 | this.cursorState = 0; | |
430 | this.refresh(this.y, this.y); | |
431 | if (this.sendFocus) this.send('\x1b[O'); | |
432 | ||
433 | // try { | |
434 | // this.element.blur(); | |
435 | // } catch (e) { | |
436 | // ; | |
437 | // } | |
438 | ||
439 | // this.emit('blur'); | |
440 | ||
441 | Terminal.focus = null; | |
8bc844c0 CJ |
442 | }; |
443 | ||
444 | /** | |
3b322929 | 445 | * Initialize global behavior |
8bc844c0 CJ |
446 | */ |
447 | ||
3b322929 CJ |
448 | Terminal.prototype.initGlobal = function() { |
449 | var document = this.document; | |
6cc8b3cd | 450 | |
3b322929 | 451 | Terminal._boundDocs = Terminal._boundDocs || []; |
6cc8b3cd CJ |
452 | if (~indexOf(Terminal._boundDocs, document)) { |
453 | return; | |
454 | } | |
6cc8b3cd | 455 | Terminal._boundDocs.push(document); |
8bc844c0 | 456 | |
214d3e09 CJ |
457 | Terminal.bindPaste(document); |
458 | ||
3b322929 CJ |
459 | Terminal.bindKeys(document); |
460 | ||
cc7f4d0d CJ |
461 | //if (this.screenKeys) |
462 | Terminal.bindCopy(document); | |
463 | ||
cd956bca CJ |
464 | if (this.isIpad) { |
465 | Terminal.fixIpad(document); | |
466 | } | |
467 | ||
86dad1b0 | 468 | if (this.useStyle) { |
cd956bca | 469 | Terminal.insertStyle(document, this.colors[256], this.colors[257]); |
3b322929 CJ |
470 | } |
471 | }; | |
472 | ||
214d3e09 CJ |
473 | /** |
474 | * Bind to paste event | |
475 | */ | |
476 | ||
477 | Terminal.bindPaste = function(document) { | |
478 | // This seems to work well for ctrl-V and middle-click, | |
479 | // even without the contentEditable workaround. | |
480 | var window = document.defaultView; | |
481 | on(window, 'paste', function(ev) { | |
482 | var term = Terminal.focus; | |
483 | if (!term) return; | |
484 | if (ev.clipboardData) { | |
485 | term.send(ev.clipboardData.getData('text/plain')); | |
486 | } else if (term.context.clipboardData) { | |
487 | term.send(term.context.clipboardData.getData('Text')); | |
488 | } | |
489 | // Not necessary. Do it anyway for good measure. | |
490 | term.element.contentEditable = 'inherit'; | |
491 | return cancel(ev); | |
492 | }); | |
493 | }; | |
494 | ||
3b322929 CJ |
495 | /** |
496 | * Global Events for key handling | |
497 | */ | |
498 | ||
499 | Terminal.bindKeys = function(document) { | |
cd956bca CJ |
500 | // We should only need to check `target === body` below, |
501 | // but we can check everything for good measure. | |
8bc844c0 | 502 | on(document, 'keydown', function(ev) { |
6cc8b3cd CJ |
503 | if (!Terminal.focus) return; |
504 | var target = ev.target || ev.srcElement; | |
cd956bca | 505 | if (!target) return; |
6cc8b3cd CJ |
506 | if (target === Terminal.focus.element |
507 | || target === Terminal.focus.context | |
508 | || target === Terminal.focus.document | |
cd956bca CJ |
509 | || target === Terminal.focus.body |
510 | || target === Terminal._textarea | |
6cc8b3cd CJ |
511 | || target === Terminal.focus.parent) { |
512 | return Terminal.focus.keyDown(ev); | |
513 | } | |
8bc844c0 CJ |
514 | }, true); |
515 | ||
516 | on(document, 'keypress', function(ev) { | |
6cc8b3cd CJ |
517 | if (!Terminal.focus) return; |
518 | var target = ev.target || ev.srcElement; | |
cd956bca | 519 | if (!target) return; |
6cc8b3cd CJ |
520 | if (target === Terminal.focus.element |
521 | || target === Terminal.focus.context | |
522 | || target === Terminal.focus.document | |
cd956bca CJ |
523 | || target === Terminal.focus.body |
524 | || target === Terminal._textarea | |
6cc8b3cd CJ |
525 | || target === Terminal.focus.parent) { |
526 | return Terminal.focus.keyPress(ev); | |
527 | } | |
8bc844c0 | 528 | }, true); |
6cc8b3cd CJ |
529 | |
530 | // If we click somewhere other than a | |
531 | // terminal, unfocus the terminal. | |
532 | on(document, 'mousedown', function(ev) { | |
533 | if (!Terminal.focus) return; | |
534 | ||
535 | var el = ev.target || ev.srcElement; | |
f46cb519 | 536 | if (!el) return; |
6cc8b3cd CJ |
537 | |
538 | do { | |
539 | if (el === Terminal.focus.element) return; | |
540 | } while (el = el.parentNode); | |
541 | ||
542 | Terminal.focus.blur(); | |
543 | }); | |
8bc844c0 CJ |
544 | }; |
545 | ||
cc7f4d0d CJ |
546 | /** |
547 | * Copy Selection w/ Ctrl-C (Select Mode) | |
548 | */ | |
549 | ||
550 | Terminal.bindCopy = function(document) { | |
551 | var window = document.defaultView; | |
552 | ||
553 | // if (!('onbeforecopy' in document)) { | |
554 | // // Copies to *only* the clipboard. | |
555 | // on(window, 'copy', function fn(ev) { | |
556 | // var term = Terminal.focus; | |
557 | // if (!term) return; | |
558 | // if (!term._selected) return; | |
559 | // var text = term.grabText( | |
560 | // term._selected.x1, term._selected.x2, | |
561 | // term._selected.y1, term._selected.y2); | |
562 | // term.emit('copy', text); | |
563 | // ev.clipboardData.setData('text/plain', text); | |
564 | // }); | |
565 | // return; | |
566 | // } | |
567 | ||
568 | // Copies to primary selection *and* clipboard. | |
569 | // NOTE: This may work better on capture phase, | |
570 | // or using the `beforecopy` event. | |
571 | on(window, 'copy', function(ev) { | |
572 | var term = Terminal.focus; | |
573 | if (!term) return; | |
574 | if (!term._selected) return; | |
575 | var textarea = term._copyTextarea(); | |
576 | var text = term.grabText( | |
577 | term._selected.x1, term._selected.x2, | |
578 | term._selected.y1, term._selected.y2); | |
579 | term.emit('copy', text); | |
580 | textarea.focus(); | |
581 | textarea.textContent = text; | |
582 | textarea.value = text; | |
583 | textarea.setSelectionRange(0, text.length); | |
584 | setTimeout(function() { | |
585 | term.element.focus(); | |
586 | term.focus(); | |
587 | }, 1); | |
588 | }); | |
589 | }; | |
590 | ||
cd956bca CJ |
591 | /** |
592 | * Fix iPad - no idea if this works | |
593 | */ | |
594 | ||
595 | Terminal.fixIpad = function(document) { | |
596 | var textarea = document.createElement('textarea'); | |
597 | textarea.style.position = 'absolute'; | |
598 | textarea.style.left = '-32000px'; | |
599 | textarea.style.top = '-32000px'; | |
600 | textarea.style.opacity = '0'; | |
601 | textarea.style.backgroundColor = 'transparent'; | |
602 | textarea.style.borderStyle = 'none'; | |
603 | textarea.style.outlineStyle = 'none'; | |
604 | ||
605 | document.getElementsByTagName('body')[0].appendChild(textarea); | |
606 | ||
607 | Terminal._textarea = textarea; | |
608 | ||
609 | setTimeout(function() { | |
610 | textarea.focus(); | |
611 | }, 1000); | |
612 | }; | |
613 | ||
3b322929 CJ |
614 | /** |
615 | * Insert a default style | |
616 | */ | |
617 | ||
cd956bca CJ |
618 | Terminal.insertStyle = function(document, bg, fg) { |
619 | var style = document.getElementById('term-style'); | |
3b322929 CJ |
620 | if (style) return; |
621 | ||
622 | var head = document.getElementsByTagName('head')[0]; | |
623 | if (!head) return; | |
624 | ||
625 | var style = document.createElement('style'); | |
214d3e09 | 626 | style.id = 'term-style'; |
3b322929 CJ |
627 | |
628 | // textContent doesn't work well with IE for <style> elements. | |
629 | style.innerHTML = '' | |
630 | + '.terminal {\n' | |
631 | + ' float: left;\n' | |
cd956bca | 632 | + ' border: ' + bg + ' solid 5px;\n' |
3b322929 CJ |
633 | + ' font-family: "DejaVu Sans Mono", "Liberation Mono", monospace;\n' |
634 | + ' font-size: 11px;\n' | |
cd956bca CJ |
635 | + ' color: ' + fg + ';\n' |
636 | + ' background: ' + bg + ';\n' | |
3b322929 CJ |
637 | + '}\n' |
638 | + '\n' | |
639 | + '.terminal-cursor {\n' | |
cd956bca CJ |
640 | + ' color: ' + bg + ';\n' |
641 | + ' background: ' + fg + ';\n' | |
3b322929 CJ |
642 | + '}\n'; |
643 | ||
644 | head.insertBefore(style, head.firstChild); | |
645 | }; | |
646 | ||
8bc844c0 CJ |
647 | /** |
648 | * Open Terminal | |
649 | */ | |
650 | ||
91273161 | 651 | Terminal.prototype.open = function(parent) { |
8bc844c0 CJ |
652 | var self = this |
653 | , i = 0 | |
654 | , div; | |
655 | ||
2f212c6e CJ |
656 | this.parent = parent || this.parent; |
657 | ||
658 | if (!this.parent) { | |
659 | throw new Error('Terminal requires a parent element.'); | |
660 | } | |
661 | ||
cd956bca | 662 | // Grab global elements. |
2f212c6e CJ |
663 | this.context = this.parent.ownerDocument.defaultView; |
664 | this.document = this.parent.ownerDocument; | |
cd956bca CJ |
665 | this.body = this.document.getElementsByTagName('body')[0]; |
666 | ||
667 | // Parse user-agent strings. | |
668 | if (this.context.navigator && this.context.navigator.userAgent) { | |
669 | this.isMac = !!~this.context.navigator.userAgent.indexOf('Mac'); | |
670 | this.isIpad = !!~this.context.navigator.userAgent.indexOf('iPad'); | |
671 | this.isMSIE = !!~this.context.navigator.userAgent.indexOf('MSIE'); | |
672 | } | |
91273161 | 673 | |
cd956bca | 674 | // Create our main terminal element. |
91273161 | 675 | this.element = this.document.createElement('div'); |
8bc844c0 | 676 | this.element.className = 'terminal'; |
6cc8b3cd CJ |
677 | this.element.style.outline = 'none'; |
678 | this.element.setAttribute('tabindex', 0); | |
cd956bca CJ |
679 | this.element.style.backgroundColor = this.colors[256]; |
680 | this.element.style.color = this.colors[257]; | |
6cc8b3cd | 681 | |
cd956bca | 682 | // Create the lines for our terminal. |
8bc844c0 | 683 | this.children = []; |
8bc844c0 | 684 | for (; i < this.rows; i++) { |
91273161 | 685 | div = this.document.createElement('div'); |
8bc844c0 CJ |
686 | this.element.appendChild(div); |
687 | this.children.push(div); | |
688 | } | |
91273161 | 689 | this.parent.appendChild(this.element); |
8bc844c0 | 690 | |
cd956bca | 691 | // Draw the screen. |
8bc844c0 CJ |
692 | this.refresh(0, this.rows - 1); |
693 | ||
cd956bca CJ |
694 | // Initialize global actions that |
695 | // need to be taken on the document. | |
3b322929 | 696 | this.initGlobal(); |
91273161 | 697 | |
cd956bca | 698 | // Ensure there is a Terminal.focus. |
8bc844c0 CJ |
699 | this.focus(); |
700 | ||
cd956bca | 701 | // Start blinking the cursor. |
8bc844c0 CJ |
702 | this.startBlink(); |
703 | ||
cd956bca CJ |
704 | // Bind to DOM events related |
705 | // to focus and paste behavior. | |
6cc8b3cd CJ |
706 | on(this.element, 'focus', function() { |
707 | self.focus(); | |
214d3e09 | 708 | if (self.isIpad) { |
cd956bca CJ |
709 | Terminal._textarea.focus(); |
710 | } | |
6cc8b3cd CJ |
711 | }); |
712 | ||
cd956bca | 713 | // This causes slightly funky behavior. |
6cc8b3cd CJ |
714 | // on(this.element, 'blur', function() { |
715 | // self.blur(); | |
716 | // }); | |
717 | ||
8bc844c0 CJ |
718 | on(this.element, 'mousedown', function() { |
719 | self.focus(); | |
720 | }); | |
721 | ||
cd956bca | 722 | // Clickable paste workaround, using contentEditable. |
8bc844c0 CJ |
723 | // This probably shouldn't work, |
724 | // ... but it does. Firefox's paste | |
725 | // event seems to only work for textareas? | |
726 | on(this.element, 'mousedown', function(ev) { | |
727 | var button = ev.button != null | |
728 | ? +ev.button | |
729 | : ev.which != null | |
730 | ? ev.which - 1 | |
731 | : null; | |
732 | ||
733 | // Does IE9 do this? | |
791127bc | 734 | if (self.isMSIE) { |
8bc844c0 CJ |
735 | button = button === 1 ? 0 : button === 4 ? 1 : button; |
736 | } | |
737 | ||
738 | if (button !== 2) return; | |
739 | ||
740 | self.element.contentEditable = 'true'; | |
741 | setTimeout(function() { | |
742 | self.element.contentEditable = 'inherit'; // 'false'; | |
743 | }, 1); | |
744 | }, true); | |
745 | ||
cd956bca CJ |
746 | // Listen for mouse events and translate |
747 | // them into terminal mouse protocols. | |
8bc844c0 CJ |
748 | this.bindMouse(); |
749 | ||
3b322929 CJ |
750 | // Figure out whether boldness affects |
751 | // the character width of monospace fonts. | |
8bc844c0 | 752 | if (Terminal.brokenBold == null) { |
91273161 | 753 | Terminal.brokenBold = isBoldBroken(this.document); |
8bc844c0 CJ |
754 | } |
755 | ||
f46cb519 | 756 | // this.emit('open'); |
cd956bca CJ |
757 | |
758 | // This can be useful for pasting, | |
759 | // as well as the iPad fix. | |
760 | setTimeout(function() { | |
761 | self.element.focus(); | |
762 | }, 100); | |
8bc844c0 CJ |
763 | }; |
764 | ||
765 | // XTerm mouse events | |
766 | // http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Mouse%20Tracking | |
767 | // To better understand these | |
768 | // the xterm code is very helpful: | |
769 | // Relevant files: | |
770 | // button.c, charproc.c, misc.c | |
771 | // Relevant functions in xterm/button.c: | |
772 | // BtnCode, EmitButtonCode, EditorButton, SendMousePosition | |
773 | Terminal.prototype.bindMouse = function() { | |
774 | var el = this.element | |
775 | , self = this | |
776 | , pressed = 32; | |
777 | ||
91273161 | 778 | var wheelEvent = 'onmousewheel' in this.context |
8bc844c0 CJ |
779 | ? 'mousewheel' |
780 | : 'DOMMouseScroll'; | |
781 | ||
782 | // mouseup, mousedown, mousewheel | |
783 | // left click: ^[[M 3<^[[M#3< | |
784 | // mousewheel up: ^[[M`3> | |
785 | function sendButton(ev) { | |
786 | var button | |
787 | , pos; | |
788 | ||
789 | // get the xterm-style button | |
790 | button = getButton(ev); | |
791 | ||
792 | // get mouse coordinates | |
793 | pos = getCoords(ev); | |
794 | if (!pos) return; | |
795 | ||
796 | sendEvent(button, pos); | |
797 | ||
798 | switch (ev.type) { | |
799 | case 'mousedown': | |
800 | pressed = button; | |
801 | break; | |
802 | case 'mouseup': | |
803 | // keep it at the left | |
804 | // button, just in case. | |
805 | pressed = 32; | |
806 | break; | |
807 | case wheelEvent: | |
808 | // nothing. don't | |
809 | // interfere with | |
810 | // `pressed`. | |
811 | break; | |
812 | } | |
813 | } | |
814 | ||
815 | // motion example of a left click: | |
816 | // ^[[M 3<^[[M@4<^[[M@5<^[[M@6<^[[M@7<^[[M#7< | |
817 | function sendMove(ev) { | |
818 | var button = pressed | |
819 | , pos; | |
820 | ||
821 | pos = getCoords(ev); | |
822 | if (!pos) return; | |
823 | ||
824 | // buttons marked as motions | |
825 | // are incremented by 32 | |
826 | button += 32; | |
827 | ||
828 | sendEvent(button, pos); | |
829 | } | |
830 | ||
831 | // encode button and | |
832 | // position to characters | |
833 | function encode(data, ch) { | |
834 | if (!self.utfMouse) { | |
835 | if (ch === 255) return data.push(0); | |
836 | if (ch > 127) ch = 127; | |
837 | data.push(ch); | |
838 | } else { | |
839 | if (ch === 2047) return data.push(0); | |
840 | if (ch < 127) { | |
841 | data.push(ch); | |
842 | } else { | |
843 | if (ch > 2047) ch = 2047; | |
844 | data.push(0xC0 | (ch >> 6)); | |
845 | data.push(0x80 | (ch & 0x3F)); | |
846 | } | |
847 | } | |
848 | } | |
849 | ||
850 | // send a mouse event: | |
851 | // regular/utf8: ^[[M Cb Cx Cy | |
852 | // urxvt: ^[[ Cb ; Cx ; Cy M | |
853 | // sgr: ^[[ Cb ; Cx ; Cy M/m | |
854 | // vt300: ^[[ 24(1/3/5)~ [ Cx , Cy ] \r | |
855 | // locator: CSI P e ; P b ; P r ; P c ; P p & w | |
856 | function sendEvent(button, pos) { | |
857 | // self.emit('mouse', { | |
858 | // x: pos.x - 32, | |
859 | // y: pos.x - 32, | |
860 | // button: button | |
861 | // }); | |
862 | ||
863 | if (self.vt300Mouse) { | |
864 | // NOTE: Unstable. | |
865 | // http://www.vt100.net/docs/vt3xx-gp/chapter15.html | |
866 | button &= 3; | |
867 | pos.x -= 32; | |
868 | pos.y -= 32; | |
869 | var data = '\x1b[24'; | |
870 | if (button === 0) data += '1'; | |
871 | else if (button === 1) data += '3'; | |
872 | else if (button === 2) data += '5'; | |
873 | else if (button === 3) return; | |
874 | else data += '0'; | |
875 | data += '~[' + pos.x + ',' + pos.y + ']\r'; | |
876 | self.send(data); | |
877 | return; | |
878 | } | |
879 | ||
880 | if (self.decLocator) { | |
881 | // NOTE: Unstable. | |
882 | button &= 3; | |
883 | pos.x -= 32; | |
884 | pos.y -= 32; | |
885 | if (button === 0) button = 2; | |
886 | else if (button === 1) button = 4; | |
887 | else if (button === 2) button = 6; | |
888 | else if (button === 3) button = 3; | |
889 | self.send('\x1b[' | |
890 | + button | |
891 | + ';' | |
892 | + (button === 3 ? 4 : 0) | |
893 | + ';' | |
894 | + pos.y | |
895 | + ';' | |
896 | + pos.x | |
897 | + ';' | |
898 | + (pos.page || 0) | |
899 | + '&w'); | |
900 | return; | |
901 | } | |
902 | ||
903 | if (self.urxvtMouse) { | |
904 | pos.x -= 32; | |
905 | pos.y -= 32; | |
906 | pos.x++; | |
907 | pos.y++; | |
908 | self.send('\x1b[' + button + ';' + pos.x + ';' + pos.y + 'M'); | |
909 | return; | |
910 | } | |
911 | ||
912 | if (self.sgrMouse) { | |
913 | pos.x -= 32; | |
914 | pos.y -= 32; | |
915 | self.send('\x1b[<' | |
916 | + ((button & 3) === 3 ? button & ~3 : button) | |
917 | + ';' | |
918 | + pos.x | |
919 | + ';' | |
920 | + pos.y | |
921 | + ((button & 3) === 3 ? 'm' : 'M')); | |
922 | return; | |
923 | } | |
924 | ||
925 | var data = []; | |
926 | ||
927 | encode(data, button); | |
928 | encode(data, pos.x); | |
929 | encode(data, pos.y); | |
930 | ||
931 | self.send('\x1b[M' + String.fromCharCode.apply(String, data)); | |
932 | } | |
933 | ||
934 | function getButton(ev) { | |
935 | var button | |
936 | , shift | |
937 | , meta | |
938 | , ctrl | |
939 | , mod; | |
940 | ||
941 | // two low bits: | |
942 | // 0 = left | |
943 | // 1 = middle | |
944 | // 2 = right | |
945 | // 3 = release | |
946 | // wheel up/down: | |
947 | // 1, and 2 - with 64 added | |
948 | switch (ev.type) { | |
949 | case 'mousedown': | |
950 | button = ev.button != null | |
951 | ? +ev.button | |
952 | : ev.which != null | |
953 | ? ev.which - 1 | |
954 | : null; | |
955 | ||
791127bc | 956 | if (self.isMSIE) { |
8bc844c0 CJ |
957 | button = button === 1 ? 0 : button === 4 ? 1 : button; |
958 | } | |
959 | break; | |
960 | case 'mouseup': | |
961 | button = 3; | |
962 | break; | |
963 | case 'DOMMouseScroll': | |
964 | button = ev.detail < 0 | |
965 | ? 64 | |
966 | : 65; | |
967 | break; | |
968 | case 'mousewheel': | |
969 | button = ev.wheelDeltaY > 0 | |
970 | ? 64 | |
971 | : 65; | |
972 | break; | |
973 | } | |
974 | ||
975 | // next three bits are the modifiers: | |
976 | // 4 = shift, 8 = meta, 16 = control | |
977 | shift = ev.shiftKey ? 4 : 0; | |
978 | meta = ev.metaKey ? 8 : 0; | |
979 | ctrl = ev.ctrlKey ? 16 : 0; | |
980 | mod = shift | meta | ctrl; | |
981 | ||
982 | // no mods | |
983 | if (self.vt200Mouse) { | |
984 | // ctrl only | |
985 | mod &= ctrl; | |
986 | } else if (!self.normalMouse) { | |
987 | mod = 0; | |
988 | } | |
989 | ||
990 | // increment to SP | |
991 | button = (32 + (mod << 2)) + button; | |
992 | ||
993 | return button; | |
994 | } | |
995 | ||
996 | // mouse coordinates measured in cols/rows | |
997 | function getCoords(ev) { | |
998 | var x, y, w, h, el; | |
999 | ||
1000 | // ignore browsers without pageX for now | |
1001 | if (ev.pageX == null) return; | |
1002 | ||
1003 | x = ev.pageX; | |
1004 | y = ev.pageY; | |
1005 | el = self.element; | |
1006 | ||
1007 | // should probably check offsetParent | |
1008 | // but this is more portable | |
49d3a20f | 1009 | while (el && el !== self.document.documentElement) { |
8bc844c0 CJ |
1010 | x -= el.offsetLeft; |
1011 | y -= el.offsetTop; | |
49d3a20f CJ |
1012 | el = 'offsetParent' in el |
1013 | ? el.offsetParent | |
1014 | : el.parentNode; | |
8bc844c0 CJ |
1015 | } |
1016 | ||
1017 | // convert to cols/rows | |
1018 | w = self.element.clientWidth; | |
1019 | h = self.element.clientHeight; | |
49d3a20f CJ |
1020 | x = Math.round((x / w) * self.cols); |
1021 | y = Math.round((y / h) * self.rows); | |
8bc844c0 CJ |
1022 | |
1023 | // be sure to avoid sending | |
1024 | // bad positions to the program | |
1025 | if (x < 0) x = 0; | |
628af053 | 1026 | if (x > self.cols) x = self.cols; |
8bc844c0 | 1027 | if (y < 0) y = 0; |
628af053 | 1028 | if (y > self.rows) y = self.rows; |
8bc844c0 CJ |
1029 | |
1030 | // xterm sends raw bytes and | |
1031 | // starts at 32 (SP) for each. | |
1032 | x += 32; | |
1033 | y += 32; | |
1034 | ||
1035 | return { | |
1036 | x: x, | |
1037 | y: y, | |
49d3a20f CJ |
1038 | type: ev.type === wheelEvent |
1039 | ? 'mousewheel' | |
1040 | : ev.type | |
8bc844c0 CJ |
1041 | }; |
1042 | } | |
1043 | ||
1044 | on(el, 'mousedown', function(ev) { | |
1045 | if (!self.mouseEvents) return; | |
1046 | ||
1047 | // send the button | |
1048 | sendButton(ev); | |
1049 | ||
1050 | // ensure focus | |
1051 | self.focus(); | |
1052 | ||
1053 | // fix for odd bug | |
49d3a20f | 1054 | //if (self.vt200Mouse && !self.normalMouse) { |
8bc844c0 CJ |
1055 | if (self.vt200Mouse) { |
1056 | sendButton({ __proto__: ev, type: 'mouseup' }); | |
1057 | return cancel(ev); | |
1058 | } | |
1059 | ||
1060 | // bind events | |
91273161 | 1061 | if (self.normalMouse) on(self.document, 'mousemove', sendMove); |
8bc844c0 CJ |
1062 | |
1063 | // x10 compatibility mode can't send button releases | |
1064 | if (!self.x10Mouse) { | |
91273161 | 1065 | on(self.document, 'mouseup', function up(ev) { |
8bc844c0 | 1066 | sendButton(ev); |
91273161 CJ |
1067 | if (self.normalMouse) off(self.document, 'mousemove', sendMove); |
1068 | off(self.document, 'mouseup', up); | |
8bc844c0 CJ |
1069 | return cancel(ev); |
1070 | }); | |
1071 | } | |
1072 | ||
1073 | return cancel(ev); | |
1074 | }); | |
1075 | ||
49d3a20f CJ |
1076 | //if (self.normalMouse) { |
1077 | // on(self.document, 'mousemove', sendMove); | |
1078 | //} | |
1079 | ||
8bc844c0 CJ |
1080 | on(el, wheelEvent, function(ev) { |
1081 | if (!self.mouseEvents) return; | |
1082 | if (self.x10Mouse | |
1083 | || self.vt300Mouse | |
1084 | || self.decLocator) return; | |
1085 | sendButton(ev); | |
1086 | return cancel(ev); | |
1087 | }); | |
1088 | ||
1089 | // allow mousewheel scrolling in | |
1090 | // the shell for example | |
1091 | on(el, wheelEvent, function(ev) { | |
1092 | if (self.mouseEvents) return; | |
1093 | if (self.applicationKeypad) return; | |
1094 | if (ev.type === 'DOMMouseScroll') { | |
1095 | self.scrollDisp(ev.detail < 0 ? -5 : 5); | |
1096 | } else { | |
1097 | self.scrollDisp(ev.wheelDeltaY > 0 ? -5 : 5); | |
1098 | } | |
1099 | return cancel(ev); | |
1100 | }); | |
1101 | }; | |
1102 | ||
1103 | /** | |
1104 | * Destroy Terminal | |
1105 | */ | |
1106 | ||
1107 | Terminal.prototype.destroy = function() { | |
1108 | this.readable = false; | |
1109 | this.writable = false; | |
1110 | this._events = {}; | |
1111 | this.handler = function() {}; | |
1112 | this.write = function() {}; | |
628af053 CJ |
1113 | if (this.element.parentNode) { |
1114 | this.element.parentNode.removeChild(this.element); | |
1115 | } | |
8bc844c0 CJ |
1116 | //this.emit('close'); |
1117 | }; | |
1118 | ||
1119 | /** | |
1120 | * Rendering Engine | |
1121 | */ | |
1122 | ||
1123 | // In the screen buffer, each character | |
1124 | // is stored as a an array with a character | |
1125 | // and a 32-bit integer. | |
1126 | // First value: a utf-16 character. | |
1127 | // Second value: | |
1128 | // Next 9 bits: background color (0-511). | |
1129 | // Next 9 bits: foreground color (0-511). | |
1130 | // Next 14 bits: a mask for misc. flags: | |
2eb1a7bd | 1131 | // 1=bold, 2=underline, 4=blink, 8=inverse, 16=invisible |
8bc844c0 CJ |
1132 | |
1133 | Terminal.prototype.refresh = function(start, end) { | |
1134 | var x | |
1135 | , y | |
1136 | , i | |
1137 | , line | |
1138 | , out | |
1139 | , ch | |
1140 | , width | |
1141 | , data | |
1142 | , attr | |
1143 | , fgColor | |
1144 | , bgColor | |
1145 | , flags | |
1146 | , row | |
1147 | , parent; | |
1148 | ||
1149 | if (end - start >= this.rows / 2) { | |
1150 | parent = this.element.parentNode; | |
1151 | if (parent) parent.removeChild(this.element); | |
1152 | } | |
1153 | ||
1154 | width = this.cols; | |
1155 | y = start; | |
1156 | ||
628af053 CJ |
1157 | if (end >= this.lines.length) { |
1158 | this.log('`end` is too large. Most likely a bad CSR.'); | |
1159 | end = this.lines.length - 1; | |
1160 | } | |
8bc844c0 CJ |
1161 | |
1162 | for (; y <= end; y++) { | |
1163 | row = y + this.ydisp; | |
1164 | ||
1165 | line = this.lines[row]; | |
1166 | out = ''; | |
1167 | ||
1168 | if (y === this.y | |
1169 | && this.cursorState | |
0d60718f | 1170 | && (this.ydisp === this.ybase || this.selectMode) |
8bc844c0 CJ |
1171 | && !this.cursorHidden) { |
1172 | x = this.x; | |
1173 | } else { | |
1174 | x = -1; | |
1175 | } | |
1176 | ||
1177 | attr = this.defAttr; | |
1178 | i = 0; | |
1179 | ||
1180 | for (; i < width; i++) { | |
1181 | data = line[i][0]; | |
1182 | ch = line[i][1]; | |
1183 | ||
1184 | if (i === x) data = -1; | |
1185 | ||
1186 | if (data !== attr) { | |
1187 | if (attr !== this.defAttr) { | |
1188 | out += '</span>'; | |
1189 | } | |
1190 | if (data !== this.defAttr) { | |
1191 | if (data === -1) { | |
628af053 | 1192 | out += '<span class="reverse-video terminal-cursor">'; |
8bc844c0 CJ |
1193 | } else { |
1194 | out += '<span style="'; | |
1195 | ||
1196 | bgColor = data & 0x1ff; | |
1197 | fgColor = (data >> 9) & 0x1ff; | |
1198 | flags = data >> 18; | |
1199 | ||
15f68335 | 1200 | // bold |
8bc844c0 CJ |
1201 | if (flags & 1) { |
1202 | if (!Terminal.brokenBold) { | |
1203 | out += 'font-weight:bold;'; | |
1204 | } | |
628af053 | 1205 | // See: XTerm*boldColors |
8bc844c0 CJ |
1206 | if (fgColor < 8) fgColor += 8; |
1207 | } | |
1208 | ||
15f68335 | 1209 | // underline |
8bc844c0 CJ |
1210 | if (flags & 2) { |
1211 | out += 'text-decoration:underline;'; | |
1212 | } | |
1213 | ||
15f68335 CJ |
1214 | // blink |
1215 | if (flags & 4) { | |
1216 | if (flags & 2) { | |
1217 | out = out.slice(0, -1); | |
1218 | out += ' blink;'; | |
1219 | } else { | |
1220 | out += 'text-decoration:blink;'; | |
1221 | } | |
1222 | } | |
1223 | ||
1224 | // inverse | |
1225 | if (flags & 8) { | |
1226 | bgColor = (data >> 9) & 0x1ff; | |
1227 | fgColor = data & 0x1ff; | |
1228 | // Should inverse just be before the | |
1229 | // above boldColors effect instead? | |
1230 | if ((flags & 1) && fgColor < 8) fgColor += 8; | |
1231 | } | |
1232 | ||
1233 | // invisible | |
1234 | if (flags & 16) { | |
1235 | out += 'visibility:hidden;'; | |
1236 | } | |
1237 | ||
8bc844c0 CJ |
1238 | if (bgColor !== 256) { |
1239 | out += 'background-color:' | |
86dad1b0 | 1240 | + this.colors[bgColor] |
8bc844c0 CJ |
1241 | + ';'; |
1242 | } | |
1243 | ||
1244 | if (fgColor !== 257) { | |
1245 | out += 'color:' | |
86dad1b0 | 1246 | + this.colors[fgColor] |
8bc844c0 CJ |
1247 | + ';'; |
1248 | } | |
1249 | ||
1250 | out += '">'; | |
1251 | } | |
1252 | } | |
1253 | } | |
1254 | ||
1255 | switch (ch) { | |
1256 | case '&': | |
1257 | out += '&'; | |
1258 | break; | |
1259 | case '<': | |
1260 | out += '<'; | |
1261 | break; | |
1262 | case '>': | |
1263 | out += '>'; | |
1264 | break; | |
1265 | default: | |
1266 | if (ch <= ' ') { | |
1267 | out += ' '; | |
1268 | } else { | |
a7f50531 | 1269 | if (isWide(ch)) i++; |
8bc844c0 CJ |
1270 | out += ch; |
1271 | } | |
1272 | break; | |
1273 | } | |
1274 | ||
1275 | attr = data; | |
1276 | } | |
1277 | ||
1278 | if (attr !== this.defAttr) { | |
1279 | out += '</span>'; | |
1280 | } | |
1281 | ||
1282 | this.children[y].innerHTML = out; | |
1283 | } | |
1284 | ||
1285 | if (parent) parent.appendChild(this.element); | |
1286 | }; | |
1287 | ||
86dad1b0 | 1288 | Terminal.prototype._cursorBlink = function() { |
8bc844c0 CJ |
1289 | if (Terminal.focus !== this) return; |
1290 | this.cursorState ^= 1; | |
1291 | this.refresh(this.y, this.y); | |
1292 | }; | |
1293 | ||
1294 | Terminal.prototype.showCursor = function() { | |
1295 | if (!this.cursorState) { | |
1296 | this.cursorState = 1; | |
1297 | this.refresh(this.y, this.y); | |
1298 | } else { | |
1299 | // Temporarily disabled: | |
1300 | // this.refreshBlink(); | |
1301 | } | |
1302 | }; | |
1303 | ||
1304 | Terminal.prototype.startBlink = function() { | |
86dad1b0 | 1305 | if (!this.cursorBlink) return; |
8bc844c0 CJ |
1306 | var self = this; |
1307 | this._blinker = function() { | |
86dad1b0 | 1308 | self._cursorBlink(); |
8bc844c0 CJ |
1309 | }; |
1310 | this._blink = setInterval(this._blinker, 500); | |
1311 | }; | |
1312 | ||
1313 | Terminal.prototype.refreshBlink = function() { | |
86dad1b0 | 1314 | if (!this.cursorBlink) return; |
8bc844c0 CJ |
1315 | clearInterval(this._blink); |
1316 | this._blink = setInterval(this._blinker, 500); | |
1317 | }; | |
1318 | ||
1319 | Terminal.prototype.scroll = function() { | |
1320 | var row; | |
1321 | ||
86dad1b0 | 1322 | if (++this.ybase === this.scrollback) { |
8bc844c0 CJ |
1323 | this.ybase = this.ybase / 2 | 0; |
1324 | this.lines = this.lines.slice(-(this.ybase + this.rows) + 1); | |
1325 | } | |
1326 | ||
1327 | this.ydisp = this.ybase; | |
1328 | ||
1329 | // last line | |
1330 | row = this.ybase + this.rows - 1; | |
1331 | ||
1332 | // subtract the bottom scroll region | |
1333 | row -= this.rows - 1 - this.scrollBottom; | |
1334 | ||
1335 | if (row === this.lines.length) { | |
1336 | // potential optimization: | |
1337 | // pushing is faster than splicing | |
1338 | // when they amount to the same | |
1339 | // behavior. | |
1340 | this.lines.push(this.blankLine()); | |
1341 | } else { | |
1342 | // add our new line | |
1343 | this.lines.splice(row, 0, this.blankLine()); | |
1344 | } | |
1345 | ||
1346 | if (this.scrollTop !== 0) { | |
1347 | if (this.ybase !== 0) { | |
1348 | this.ybase--; | |
1349 | this.ydisp = this.ybase; | |
1350 | } | |
1351 | this.lines.splice(this.ybase + this.scrollTop, 1); | |
1352 | } | |
1353 | ||
1354 | // this.maxRange(); | |
1355 | this.updateRange(this.scrollTop); | |
1356 | this.updateRange(this.scrollBottom); | |
1357 | }; | |
1358 | ||
1359 | Terminal.prototype.scrollDisp = function(disp) { | |
1360 | this.ydisp += disp; | |
1361 | ||
1362 | if (this.ydisp > this.ybase) { | |
1363 | this.ydisp = this.ybase; | |
1364 | } else if (this.ydisp < 0) { | |
1365 | this.ydisp = 0; | |
1366 | } | |
1367 | ||
1368 | this.refresh(0, this.rows - 1); | |
1369 | }; | |
1370 | ||
1371 | Terminal.prototype.write = function(data) { | |
1372 | var l = data.length | |
1373 | , i = 0 | |
b5839cad | 1374 | , j |
8bc844c0 CJ |
1375 | , cs |
1376 | , ch; | |
1377 | ||
1378 | this.refreshStart = this.y; | |
1379 | this.refreshEnd = this.y; | |
1380 | ||
1381 | if (this.ybase !== this.ydisp) { | |
1382 | this.ydisp = this.ybase; | |
1383 | this.maxRange(); | |
1384 | } | |
1385 | ||
1386 | // this.log(JSON.stringify(data.replace(/\x1b/g, '^['))); | |
1387 | ||
1388 | for (; i < l; i++) { | |
1389 | ch = data[i]; | |
1390 | switch (this.state) { | |
1391 | case normal: | |
1392 | switch (ch) { | |
1393 | // '\0' | |
1394 | // case '\0': | |
1395 | // case '\200': | |
1396 | // break; | |
1397 | ||
1398 | // '\a' | |
1399 | case '\x07': | |
1400 | this.bell(); | |
1401 | break; | |
1402 | ||
1403 | // '\n', '\v', '\f' | |
1404 | case '\n': | |
1405 | case '\x0b': | |
1406 | case '\x0c': | |
1407 | if (this.convertEol) { | |
1408 | this.x = 0; | |
1409 | } | |
1410 | // TODO: Implement eat_newline_glitch. | |
86922c7c | 1411 | // if (this.realX >= this.cols) break; |
8bc844c0 CJ |
1412 | // this.realX = 0; |
1413 | this.y++; | |
1414 | if (this.y > this.scrollBottom) { | |
1415 | this.y--; | |
1416 | this.scroll(); | |
1417 | } | |
1418 | break; | |
1419 | ||
1420 | // '\r' | |
1421 | case '\r': | |
1422 | this.x = 0; | |
1423 | break; | |
1424 | ||
1425 | // '\b' | |
1426 | case '\x08': | |
1427 | if (this.x > 0) { | |
1428 | this.x--; | |
1429 | } | |
1430 | break; | |
1431 | ||
1432 | // '\t' | |
1433 | case '\t': | |
1434 | this.x = this.nextStop(); | |
1435 | break; | |
1436 | ||
1437 | // shift out | |
1438 | case '\x0e': | |
1439 | this.setgLevel(1); | |
1440 | break; | |
1441 | ||
1442 | // shift in | |
1443 | case '\x0f': | |
1444 | this.setgLevel(0); | |
1445 | break; | |
1446 | ||
1447 | // '\e' | |
1448 | case '\x1b': | |
1449 | this.state = escaped; | |
1450 | break; | |
1451 | ||
1452 | default: | |
1453 | // ' ' | |
1454 | if (ch >= ' ') { | |
1455 | if (this.charset && this.charset[ch]) { | |
1456 | ch = this.charset[ch]; | |
1457 | } | |
a7f50531 | 1458 | |
8bc844c0 CJ |
1459 | if (this.x >= this.cols) { |
1460 | this.x = 0; | |
1461 | this.y++; | |
1462 | if (this.y > this.scrollBottom) { | |
1463 | this.y--; | |
1464 | this.scroll(); | |
1465 | } | |
1466 | } | |
a7f50531 | 1467 | |
8bc844c0 CJ |
1468 | this.lines[this.y + this.ybase][this.x] = [this.curAttr, ch]; |
1469 | this.x++; | |
1470 | this.updateRange(this.y); | |
efa0e3c1 | 1471 | |
a7f50531 | 1472 | if (isWide(ch)) { |
b5839cad | 1473 | j = this.y + this.ybase; |
a7f50531 | 1474 | if (this.cols < 2 || this.x >= this.cols) { |
b5839cad CJ |
1475 | this.lines[j][this.x - 1] = [this.curAttr, ' ']; |
1476 | break; | |
1477 | } | |
a7f50531 | 1478 | this.lines[j][this.x] = [this.curAttr, ' ']; |
b5839cad | 1479 | this.x++; |
b5839cad | 1480 | } |
8bc844c0 CJ |
1481 | } |
1482 | break; | |
1483 | } | |
1484 | break; | |
1485 | case escaped: | |
1486 | switch (ch) { | |
1487 | // ESC [ Control Sequence Introducer ( CSI is 0x9b). | |
1488 | case '[': | |
1489 | this.params = []; | |
1490 | this.currentParam = 0; | |
1491 | this.state = csi; | |
1492 | break; | |
1493 | ||
1494 | // ESC ] Operating System Command ( OSC is 0x9d). | |
1495 | case ']': | |
1496 | this.params = []; | |
1497 | this.currentParam = 0; | |
1498 | this.state = osc; | |
1499 | break; | |
1500 | ||
1501 | // ESC P Device Control String ( DCS is 0x90). | |
1502 | case 'P': | |
1503 | this.params = []; | |
1504 | this.currentParam = 0; | |
1505 | this.state = dcs; | |
1506 | break; | |
1507 | ||
1508 | // ESC _ Application Program Command ( APC is 0x9f). | |
1509 | case '_': | |
1510 | this.state = ignore; | |
1511 | break; | |
1512 | ||
1513 | // ESC ^ Privacy Message ( PM is 0x9e). | |
1514 | case '^': | |
1515 | this.state = ignore; | |
1516 | break; | |
1517 | ||
1518 | // ESC c Full Reset (RIS). | |
1519 | case 'c': | |
1520 | this.reset(); | |
1521 | break; | |
1522 | ||
1523 | // ESC E Next Line ( NEL is 0x85). | |
1524 | // ESC D Index ( IND is 0x84). | |
1525 | case 'E': | |
1526 | this.x = 0; | |
1527 | ; | |
1528 | case 'D': | |
1529 | this.index(); | |
1530 | break; | |
1531 | ||
1532 | // ESC M Reverse Index ( RI is 0x8d). | |
1533 | case 'M': | |
1534 | this.reverseIndex(); | |
1535 | break; | |
1536 | ||
1537 | // ESC % Select default/utf-8 character set. | |
1538 | // @ = default, G = utf-8 | |
1539 | case '%': | |
1540 | //this.charset = null; | |
1541 | this.setgLevel(0); | |
1542 | this.setgCharset(0, Terminal.charsets.US); | |
1543 | this.state = normal; | |
1544 | i++; | |
1545 | break; | |
1546 | ||
1547 | // ESC (,),*,+,-,. Designate G0-G2 Character Set. | |
1548 | case '(': // <-- this seems to get all the attention | |
1549 | case ')': | |
1550 | case '*': | |
1551 | case '+': | |
1552 | case '-': | |
1553 | case '.': | |
1554 | switch (ch) { | |
1555 | case '(': | |
1556 | this.gcharset = 0; | |
1557 | break; | |
1558 | case ')': | |
1559 | this.gcharset = 1; | |
1560 | break; | |
1561 | case '*': | |
1562 | this.gcharset = 2; | |
1563 | break; | |
1564 | case '+': | |
1565 | this.gcharset = 3; | |
1566 | break; | |
1567 | case '-': | |
1568 | this.gcharset = 1; | |
1569 | break; | |
1570 | case '.': | |
1571 | this.gcharset = 2; | |
1572 | break; | |
1573 | } | |
1574 | this.state = charset; | |
1575 | break; | |
1576 | ||
1577 | // Designate G3 Character Set (VT300). | |
1578 | // A = ISO Latin-1 Supplemental. | |
1579 | // Not implemented. | |
1580 | case '/': | |
1581 | this.gcharset = 3; | |
1582 | this.state = charset; | |
1583 | i--; | |
1584 | break; | |
1585 | ||
1586 | // ESC N | |
1587 | // Single Shift Select of G2 Character Set | |
1588 | // ( SS2 is 0x8e). This affects next character only. | |
1589 | case 'N': | |
1590 | break; | |
1591 | // ESC O | |
1592 | // Single Shift Select of G3 Character Set | |
1593 | // ( SS3 is 0x8f). This affects next character only. | |
1594 | case 'O': | |
1595 | break; | |
1596 | // ESC n | |
1597 | // Invoke the G2 Character Set as GL (LS2). | |
1598 | case 'n': | |
1599 | this.setgLevel(2); | |
1600 | break; | |
1601 | // ESC o | |
1602 | // Invoke the G3 Character Set as GL (LS3). | |
1603 | case 'o': | |
1604 | this.setgLevel(3); | |
1605 | break; | |
1606 | // ESC | | |
1607 | // Invoke the G3 Character Set as GR (LS3R). | |
1608 | case '|': | |
1609 | this.setgLevel(3); | |
1610 | break; | |
1611 | // ESC } | |
1612 | // Invoke the G2 Character Set as GR (LS2R). | |
1613 | case '}': | |
1614 | this.setgLevel(2); | |
1615 | break; | |
1616 | // ESC ~ | |
1617 | // Invoke the G1 Character Set as GR (LS1R). | |
1618 | case '~': | |
1619 | this.setgLevel(1); | |
1620 | break; | |
1621 | ||
1622 | // ESC 7 Save Cursor (DECSC). | |
1623 | case '7': | |
1624 | this.saveCursor(); | |
1625 | this.state = normal; | |
1626 | break; | |
1627 | ||
1628 | // ESC 8 Restore Cursor (DECRC). | |
1629 | case '8': | |
1630 | this.restoreCursor(); | |
1631 | this.state = normal; | |
1632 | break; | |
1633 | ||
1634 | // ESC # 3 DEC line height/width | |
1635 | case '#': | |
1636 | this.state = normal; | |
1637 | i++; | |
1638 | break; | |
1639 | ||
1640 | // ESC H Tab Set (HTS is 0x88). | |
1641 | case 'H': | |
1642 | this.tabSet(); | |
1643 | break; | |
1644 | ||
1645 | // ESC = Application Keypad (DECPAM). | |
1646 | case '=': | |
1647 | this.log('Serial port requested application keypad.'); | |
1648 | this.applicationKeypad = true; | |
1649 | this.state = normal; | |
1650 | break; | |
1651 | ||
1652 | // ESC > Normal Keypad (DECPNM). | |
1653 | case '>': | |
1654 | this.log('Switching back to normal keypad.'); | |
1655 | this.applicationKeypad = false; | |
1656 | this.state = normal; | |
1657 | break; | |
1658 | ||
1659 | default: | |
1660 | this.state = normal; | |
1661 | this.error('Unknown ESC control: %s.', ch); | |
1662 | break; | |
1663 | } | |
1664 | break; | |
1665 | ||
1666 | case charset: | |
1667 | switch (ch) { | |
1668 | case '0': // DEC Special Character and Line Drawing Set. | |
1669 | cs = Terminal.charsets.SCLD; | |
1670 | break; | |
1671 | case 'A': // UK | |
1672 | cs = Terminal.charsets.UK; | |
1673 | break; | |
1674 | case 'B': // United States (USASCII). | |
1675 | cs = Terminal.charsets.US; | |
1676 | break; | |
1677 | case '4': // Dutch | |
1678 | cs = Terminal.charsets.Dutch; | |
1679 | break; | |
1680 | case 'C': // Finnish | |
1681 | case '5': | |
1682 | cs = Terminal.charsets.Finnish; | |
1683 | break; | |
1684 | case 'R': // French | |
1685 | cs = Terminal.charsets.French; | |
1686 | break; | |
1687 | case 'Q': // FrenchCanadian | |
1688 | cs = Terminal.charsets.FrenchCanadian; | |
1689 | break; | |
1690 | case 'K': // German | |
1691 | cs = Terminal.charsets.German; | |
1692 | break; | |
1693 | case 'Y': // Italian | |
1694 | cs = Terminal.charsets.Italian; | |
1695 | break; | |
1696 | case 'E': // NorwegianDanish | |
1697 | case '6': | |
1698 | cs = Terminal.charsets.NorwegianDanish; | |
1699 | break; | |
1700 | case 'Z': // Spanish | |
1701 | cs = Terminal.charsets.Spanish; | |
1702 | break; | |
1703 | case 'H': // Swedish | |
1704 | case '7': | |
1705 | cs = Terminal.charsets.Swedish; | |
1706 | break; | |
1707 | case '=': // Swiss | |
1708 | cs = Terminal.charsets.Swiss; | |
1709 | break; | |
1710 | case '/': // ISOLatin (actually /A) | |
1711 | cs = Terminal.charsets.ISOLatin; | |
1712 | i++; | |
1713 | break; | |
1714 | default: // Default | |
1715 | cs = Terminal.charsets.US; | |
1716 | break; | |
1717 | } | |
1718 | this.setgCharset(this.gcharset, cs); | |
1719 | this.gcharset = null; | |
1720 | this.state = normal; | |
1721 | break; | |
1722 | ||
1723 | case osc: | |
1724 | // OSC Ps ; Pt ST | |
1725 | // OSC Ps ; Pt BEL | |
1726 | // Set Text Parameters. | |
1727 | if (ch === '\x1b' || ch === '\x07') { | |
1728 | if (ch === '\x1b') i++; | |
1729 | ||
1730 | this.params.push(this.currentParam); | |
1731 | ||
1732 | switch (this.params[0]) { | |
1733 | case 0: | |
1734 | case 1: | |
1735 | case 2: | |
1736 | if (this.params[1]) { | |
1737 | this.title = this.params[1]; | |
1738 | this.handleTitle(this.title); | |
1739 | } | |
1740 | break; | |
1741 | case 3: | |
1742 | // set X property | |
1743 | break; | |
1744 | case 4: | |
1745 | case 5: | |
1746 | // change dynamic colors | |
1747 | break; | |
1748 | case 10: | |
1749 | case 11: | |
1750 | case 12: | |
1751 | case 13: | |
1752 | case 14: | |
1753 | case 15: | |
1754 | case 16: | |
1755 | case 17: | |
1756 | case 18: | |
1757 | case 19: | |
1758 | // change dynamic ui colors | |
1759 | break; | |
1760 | case 46: | |
1761 | // change log file | |
1762 | break; | |
1763 | case 50: | |
1764 | // dynamic font | |
1765 | break; | |
1766 | case 51: | |
1767 | // emacs shell | |
1768 | break; | |
1769 | case 52: | |
1770 | // manipulate selection data | |
1771 | break; | |
1772 | case 104: | |
1773 | case 105: | |
1774 | case 110: | |
1775 | case 111: | |
1776 | case 112: | |
1777 | case 113: | |
1778 | case 114: | |
1779 | case 115: | |
1780 | case 116: | |
1781 | case 117: | |
1782 | case 118: | |
1783 | // reset colors | |
1784 | break; | |
1785 | } | |
1786 | ||
1787 | this.params = []; | |
1788 | this.currentParam = 0; | |
1789 | this.state = normal; | |
1790 | } else { | |
1791 | if (!this.params.length) { | |
1792 | if (ch >= '0' && ch <= '9') { | |
1793 | this.currentParam = | |
1794 | this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1795 | } else if (ch === ';') { | |
1796 | this.params.push(this.currentParam); | |
1797 | this.currentParam = ''; | |
1798 | } | |
1799 | } else { | |
1800 | this.currentParam += ch; | |
1801 | } | |
1802 | } | |
1803 | break; | |
1804 | ||
1805 | case csi: | |
1806 | // '?', '>', '!' | |
1807 | if (ch === '?' || ch === '>' || ch === '!') { | |
1808 | this.prefix = ch; | |
1809 | break; | |
1810 | } | |
1811 | ||
1812 | // 0 - 9 | |
1813 | if (ch >= '0' && ch <= '9') { | |
1814 | this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1815 | break; | |
1816 | } | |
1817 | ||
1818 | // '$', '"', ' ', '\'' | |
1819 | if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') { | |
1820 | this.postfix = ch; | |
1821 | break; | |
1822 | } | |
1823 | ||
1824 | this.params.push(this.currentParam); | |
1825 | this.currentParam = 0; | |
1826 | ||
1827 | // ';' | |
1828 | if (ch === ';') break; | |
1829 | ||
1830 | this.state = normal; | |
1831 | ||
1832 | switch (ch) { | |
1833 | // CSI Ps A | |
1834 | // Cursor Up Ps Times (default = 1) (CUU). | |
1835 | case 'A': | |
1836 | this.cursorUp(this.params); | |
1837 | break; | |
1838 | ||
1839 | // CSI Ps B | |
1840 | // Cursor Down Ps Times (default = 1) (CUD). | |
1841 | case 'B': | |
1842 | this.cursorDown(this.params); | |
1843 | break; | |
1844 | ||
1845 | // CSI Ps C | |
1846 | // Cursor Forward Ps Times (default = 1) (CUF). | |
1847 | case 'C': | |
1848 | this.cursorForward(this.params); | |
1849 | break; | |
1850 | ||
1851 | // CSI Ps D | |
1852 | // Cursor Backward Ps Times (default = 1) (CUB). | |
1853 | case 'D': | |
1854 | this.cursorBackward(this.params); | |
1855 | break; | |
1856 | ||
1857 | // CSI Ps ; Ps H | |
1858 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
1859 | case 'H': | |
1860 | this.cursorPos(this.params); | |
1861 | break; | |
1862 | ||
1863 | // CSI Ps J Erase in Display (ED). | |
1864 | case 'J': | |
1865 | this.eraseInDisplay(this.params); | |
1866 | break; | |
1867 | ||
1868 | // CSI Ps K Erase in Line (EL). | |
1869 | case 'K': | |
1870 | this.eraseInLine(this.params); | |
1871 | break; | |
1872 | ||
1873 | // CSI Pm m Character Attributes (SGR). | |
1874 | case 'm': | |
1875 | this.charAttributes(this.params); | |
1876 | break; | |
1877 | ||
1878 | // CSI Ps n Device Status Report (DSR). | |
1879 | case 'n': | |
1880 | this.deviceStatus(this.params); | |
1881 | break; | |
1882 | ||
1883 | /** | |
1884 | * Additions | |
1885 | */ | |
1886 | ||
1887 | // CSI Ps @ | |
1888 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
1889 | case '@': | |
1890 | this.insertChars(this.params); | |
1891 | break; | |
1892 | ||
1893 | // CSI Ps E | |
1894 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
1895 | case 'E': | |
1896 | this.cursorNextLine(this.params); | |
1897 | break; | |
1898 | ||
1899 | // CSI Ps F | |
1900 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
1901 | case 'F': | |
1902 | this.cursorPrecedingLine(this.params); | |
1903 | break; | |
1904 | ||
1905 | // CSI Ps G | |
1906 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
1907 | case 'G': | |
1908 | this.cursorCharAbsolute(this.params); | |
1909 | break; | |
1910 | ||
1911 | // CSI Ps L | |
1912 | // Insert Ps Line(s) (default = 1) (IL). | |
1913 | case 'L': | |
1914 | this.insertLines(this.params); | |
1915 | break; | |
1916 | ||
1917 | // CSI Ps M | |
1918 | // Delete Ps Line(s) (default = 1) (DL). | |
1919 | case 'M': | |
1920 | this.deleteLines(this.params); | |
1921 | break; | |
1922 | ||
1923 | // CSI Ps P | |
1924 | // Delete Ps Character(s) (default = 1) (DCH). | |
1925 | case 'P': | |
1926 | this.deleteChars(this.params); | |
1927 | break; | |
1928 | ||
1929 | // CSI Ps X | |
1930 | // Erase Ps Character(s) (default = 1) (ECH). | |
1931 | case 'X': | |
1932 | this.eraseChars(this.params); | |
1933 | break; | |
1934 | ||
1935 | // CSI Pm ` Character Position Absolute | |
1936 | // [column] (default = [row,1]) (HPA). | |
1937 | case '`': | |
1938 | this.charPosAbsolute(this.params); | |
1939 | break; | |
1940 | ||
1941 | // 141 61 a * HPR - | |
1942 | // Horizontal Position Relative | |
1943 | case 'a': | |
1944 | this.HPositionRelative(this.params); | |
1945 | break; | |
1946 | ||
1947 | // CSI P s c | |
1948 | // Send Device Attributes (Primary DA). | |
1949 | // CSI > P s c | |
1950 | // Send Device Attributes (Secondary DA) | |
1951 | case 'c': | |
1952 | this.sendDeviceAttributes(this.params); | |
1953 | break; | |
1954 | ||
1955 | // CSI Pm d | |
1956 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
1957 | case 'd': | |
1958 | this.linePosAbsolute(this.params); | |
1959 | break; | |
1960 | ||
1961 | // 145 65 e * VPR - Vertical Position Relative | |
1962 | case 'e': | |
1963 | this.VPositionRelative(this.params); | |
1964 | break; | |
1965 | ||
1966 | // CSI Ps ; Ps f | |
1967 | // Horizontal and Vertical Position [row;column] (default = | |
1968 | // [1,1]) (HVP). | |
1969 | case 'f': | |
1970 | this.HVPosition(this.params); | |
1971 | break; | |
1972 | ||
1973 | // CSI Pm h Set Mode (SM). | |
1974 | // CSI ? Pm h - mouse escape codes, cursor escape codes | |
1975 | case 'h': | |
1976 | this.setMode(this.params); | |
1977 | break; | |
1978 | ||
1979 | // CSI Pm l Reset Mode (RM). | |
1980 | // CSI ? Pm l | |
1981 | case 'l': | |
1982 | this.resetMode(this.params); | |
1983 | break; | |
1984 | ||
1985 | // CSI Ps ; Ps r | |
1986 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
1987 | // dow) (DECSTBM). | |
1988 | // CSI ? Pm r | |
1989 | case 'r': | |
1990 | this.setScrollRegion(this.params); | |
1991 | break; | |
1992 | ||
1993 | // CSI s | |
1994 | // Save cursor (ANSI.SYS). | |
1995 | case 's': | |
1996 | this.saveCursor(this.params); | |
1997 | break; | |
1998 | ||
1999 | // CSI u | |
2000 | // Restore cursor (ANSI.SYS). | |
2001 | case 'u': | |
2002 | this.restoreCursor(this.params); | |
2003 | break; | |
2004 | ||
2005 | /** | |
2006 | * Lesser Used | |
2007 | */ | |
2008 | ||
2009 | // CSI Ps I | |
2010 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
2011 | case 'I': | |
2012 | this.cursorForwardTab(this.params); | |
2013 | break; | |
2014 | ||
2015 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
2016 | case 'S': | |
2017 | this.scrollUp(this.params); | |
2018 | break; | |
2019 | ||
2020 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). | |
2021 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
2022 | // CSI > Ps; Ps T | |
2023 | case 'T': | |
2024 | // if (this.prefix === '>') { | |
2025 | // this.resetTitleModes(this.params); | |
2026 | // break; | |
2027 | // } | |
2028 | // if (this.params.length > 2) { | |
2029 | // this.initMouseTracking(this.params); | |
2030 | // break; | |
2031 | // } | |
2032 | if (this.params.length < 2 && !this.prefix) { | |
2033 | this.scrollDown(this.params); | |
2034 | } | |
2035 | break; | |
2036 | ||
2037 | // CSI Ps Z | |
2038 | // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
2039 | case 'Z': | |
2040 | this.cursorBackwardTab(this.params); | |
2041 | break; | |
2042 | ||
2043 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
2044 | case 'b': | |
2045 | this.repeatPrecedingCharacter(this.params); | |
2046 | break; | |
2047 | ||
2048 | // CSI Ps g Tab Clear (TBC). | |
2049 | case 'g': | |
2050 | this.tabClear(this.params); | |
2051 | break; | |
2052 | ||
2053 | // CSI Pm i Media Copy (MC). | |
2054 | // CSI ? Pm i | |
2055 | // case 'i': | |
2056 | // this.mediaCopy(this.params); | |
2057 | // break; | |
2058 | ||
2059 | // CSI Pm m Character Attributes (SGR). | |
2060 | // CSI > Ps; Ps m | |
2061 | // case 'm': // duplicate | |
2062 | // if (this.prefix === '>') { | |
2063 | // this.setResources(this.params); | |
2064 | // } else { | |
2065 | // this.charAttributes(this.params); | |
2066 | // } | |
2067 | // break; | |
2068 | ||
2069 | // CSI Ps n Device Status Report (DSR). | |
2070 | // CSI > Ps n | |
2071 | // case 'n': // duplicate | |
2072 | // if (this.prefix === '>') { | |
2073 | // this.disableModifiers(this.params); | |
2074 | // } else { | |
2075 | // this.deviceStatus(this.params); | |
2076 | // } | |
2077 | // break; | |
2078 | ||
2079 | // CSI > Ps p Set pointer mode. | |
2080 | // CSI ! p Soft terminal reset (DECSTR). | |
2081 | // CSI Ps$ p | |
2082 | // Request ANSI mode (DECRQM). | |
2083 | // CSI ? Ps$ p | |
2084 | // Request DEC private mode (DECRQM). | |
2085 | // CSI Ps ; Ps " p | |
2086 | case 'p': | |
2087 | switch (this.prefix) { | |
2088 | // case '>': | |
2089 | // this.setPointerMode(this.params); | |
2090 | // break; | |
2091 | case '!': | |
2092 | this.softReset(this.params); | |
2093 | break; | |
2094 | // case '?': | |
2095 | // if (this.postfix === '$') { | |
2096 | // this.requestPrivateMode(this.params); | |
2097 | // } | |
2098 | // break; | |
2099 | // default: | |
2100 | // if (this.postfix === '"') { | |
2101 | // this.setConformanceLevel(this.params); | |
2102 | // } else if (this.postfix === '$') { | |
2103 | // this.requestAnsiMode(this.params); | |
2104 | // } | |
2105 | // break; | |
2106 | } | |
2107 | break; | |
2108 | ||
2109 | // CSI Ps q Load LEDs (DECLL). | |
2110 | // CSI Ps SP q | |
2111 | // CSI Ps " q | |
2112 | // case 'q': | |
2113 | // if (this.postfix === ' ') { | |
2114 | // this.setCursorStyle(this.params); | |
2115 | // break; | |
2116 | // } | |
2117 | // if (this.postfix === '"') { | |
2118 | // this.setCharProtectionAttr(this.params); | |
2119 | // break; | |
2120 | // } | |
2121 | // this.loadLEDs(this.params); | |
2122 | // break; | |
2123 | ||
2124 | // CSI Ps ; Ps r | |
2125 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
2126 | // dow) (DECSTBM). | |
2127 | // CSI ? Pm r | |
2128 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
2129 | // case 'r': // duplicate | |
2130 | // if (this.prefix === '?') { | |
2131 | // this.restorePrivateValues(this.params); | |
2132 | // } else if (this.postfix === '$') { | |
2133 | // this.setAttrInRectangle(this.params); | |
2134 | // } else { | |
2135 | // this.setScrollRegion(this.params); | |
2136 | // } | |
2137 | // break; | |
2138 | ||
2139 | // CSI s Save cursor (ANSI.SYS). | |
2140 | // CSI ? Pm s | |
2141 | // case 's': // duplicate | |
2142 | // if (this.prefix === '?') { | |
2143 | // this.savePrivateValues(this.params); | |
2144 | // } else { | |
2145 | // this.saveCursor(this.params); | |
2146 | // } | |
2147 | // break; | |
2148 | ||
2149 | // CSI Ps ; Ps ; Ps t | |
2150 | // CSI Pt; Pl; Pb; Pr; Ps$ t | |
2151 | // CSI > Ps; Ps t | |
2152 | // CSI Ps SP t | |
2153 | // case 't': | |
2154 | // if (this.postfix === '$') { | |
2155 | // this.reverseAttrInRectangle(this.params); | |
2156 | // } else if (this.postfix === ' ') { | |
2157 | // this.setWarningBellVolume(this.params); | |
2158 | // } else { | |
2159 | // if (this.prefix === '>') { | |
2160 | // this.setTitleModeFeature(this.params); | |
2161 | // } else { | |
2162 | // this.manipulateWindow(this.params); | |
2163 | // } | |
2164 | // } | |
2165 | // break; | |
2166 | ||
2167 | // CSI u Restore cursor (ANSI.SYS). | |
2168 | // CSI Ps SP u | |
2169 | // case 'u': // duplicate | |
2170 | // if (this.postfix === ' ') { | |
2171 | // this.setMarginBellVolume(this.params); | |
2172 | // } else { | |
2173 | // this.restoreCursor(this.params); | |
2174 | // } | |
2175 | // break; | |
2176 | ||
2177 | // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v | |
2178 | // case 'v': | |
2179 | // if (this.postfix === '$') { | |
2180 | // this.copyRectagle(this.params); | |
2181 | // } | |
2182 | // break; | |
2183 | ||
2184 | // CSI Pt ; Pl ; Pb ; Pr ' w | |
2185 | // case 'w': | |
2186 | // if (this.postfix === '\'') { | |
2187 | // this.enableFilterRectangle(this.params); | |
2188 | // } | |
2189 | // break; | |
2190 | ||
2191 | // CSI Ps x Request Terminal Parameters (DECREQTPARM). | |
2192 | // CSI Ps x Select Attribute Change Extent (DECSACE). | |
2193 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
2194 | // case 'x': | |
2195 | // if (this.postfix === '$') { | |
2196 | // this.fillRectangle(this.params); | |
2197 | // } else { | |
2198 | // this.requestParameters(this.params); | |
2199 | // //this.__(this.params); | |
2200 | // } | |
2201 | // break; | |
2202 | ||
2203 | // CSI Ps ; Pu ' z | |
2204 | // CSI Pt; Pl; Pb; Pr$ z | |
2205 | // case 'z': | |
2206 | // if (this.postfix === '\'') { | |
2207 | // this.enableLocatorReporting(this.params); | |
2208 | // } else if (this.postfix === '$') { | |
2209 | // this.eraseRectangle(this.params); | |
2210 | // } | |
2211 | // break; | |
2212 | ||
2213 | // CSI Pm ' { | |
2214 | // CSI Pt; Pl; Pb; Pr$ { | |
2215 | // case '{': | |
2216 | // if (this.postfix === '\'') { | |
2217 | // this.setLocatorEvents(this.params); | |
2218 | // } else if (this.postfix === '$') { | |
2219 | // this.selectiveEraseRectangle(this.params); | |
2220 | // } | |
2221 | // break; | |
2222 | ||
2223 | // CSI Ps ' | | |
2224 | // case '|': | |
2225 | // if (this.postfix === '\'') { | |
2226 | // this.requestLocatorPosition(this.params); | |
2227 | // } | |
2228 | // break; | |
2229 | ||
2230 | // CSI P m SP } | |
2231 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
2232 | // case '}': | |
2233 | // if (this.postfix === ' ') { | |
2234 | // this.insertColumns(this.params); | |
2235 | // } | |
2236 | // break; | |
2237 | ||
2238 | // CSI P m SP ~ | |
2239 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
2240 | // case '~': | |
2241 | // if (this.postfix === ' ') { | |
2242 | // this.deleteColumns(this.params); | |
2243 | // } | |
2244 | // break; | |
2245 | ||
2246 | default: | |
2247 | this.error('Unknown CSI code: %s.', ch); | |
2248 | break; | |
2249 | } | |
2250 | ||
2251 | this.prefix = ''; | |
2252 | this.postfix = ''; | |
2253 | break; | |
2254 | ||
2255 | case dcs: | |
2256 | if (ch === '\x1b' || ch === '\x07') { | |
2257 | if (ch === '\x1b') i++; | |
2258 | ||
2259 | switch (this.prefix) { | |
2260 | // User-Defined Keys (DECUDK). | |
2261 | case '': | |
2262 | break; | |
2263 | ||
2264 | // Request Status String (DECRQSS). | |
2265 | // test: echo -e '\eP$q"p\e\\' | |
2266 | case '$q': | |
2267 | var pt = this.currentParam | |
2268 | , valid = false; | |
2269 | ||
2270 | switch (pt) { | |
2271 | // DECSCA | |
2272 | case '"q': | |
2273 | pt = '0"q'; | |
2274 | break; | |
2275 | ||
2276 | // DECSCL | |
2277 | case '"p': | |
2278 | pt = '61"p'; | |
2279 | break; | |
2280 | ||
2281 | // DECSTBM | |
2282 | case 'r': | |
2283 | pt = '' | |
2284 | + (this.scrollTop + 1) | |
2285 | + ';' | |
2286 | + (this.scrollBottom + 1) | |
2287 | + 'r'; | |
2288 | break; | |
2289 | ||
2290 | // SGR | |
2291 | case 'm': | |
2292 | pt = '0m'; | |
2293 | break; | |
2294 | ||
2295 | default: | |
2296 | this.error('Unknown DCS Pt: %s.', pt); | |
2297 | pt = ''; | |
2298 | break; | |
2299 | } | |
2300 | ||
2301 | this.send('\x1bP' + +valid + '$r' + pt + '\x1b\\'); | |
2302 | break; | |
2303 | ||
2304 | // Set Termcap/Terminfo Data (xterm, experimental). | |
2305 | case '+p': | |
2306 | break; | |
2307 | ||
2308 | // Request Termcap/Terminfo String (xterm, experimental) | |
2309 | // Regular xterm does not even respond to this sequence. | |
2310 | // This can cause a small glitch in vim. | |
2311 | // test: echo -ne '\eP+q6b64\e\\' | |
2312 | case '+q': | |
2313 | var pt = this.currentParam | |
2314 | , valid = false; | |
2315 | ||
2316 | this.send('\x1bP' + +valid + '+r' + pt + '\x1b\\'); | |
2317 | break; | |
2318 | ||
2319 | default: | |
2320 | this.error('Unknown DCS prefix: %s.', this.prefix); | |
2321 | break; | |
2322 | } | |
2323 | ||
2324 | this.currentParam = 0; | |
2325 | this.prefix = ''; | |
2326 | this.state = normal; | |
2327 | } else if (!this.currentParam) { | |
2328 | if (!this.prefix && ch !== '$' && ch !== '+') { | |
2329 | this.currentParam = ch; | |
2330 | } else if (this.prefix.length === 2) { | |
2331 | this.currentParam = ch; | |
2332 | } else { | |
2333 | this.prefix += ch; | |
2334 | } | |
2335 | } else { | |
2336 | this.currentParam += ch; | |
2337 | } | |
2338 | break; | |
2339 | ||
2340 | case ignore: | |
2341 | // For PM and APC. | |
2342 | if (ch === '\x1b' || ch === '\x07') { | |
2343 | if (ch === '\x1b') i++; | |
2344 | this.state = normal; | |
2345 | } | |
2346 | break; | |
2347 | } | |
2348 | } | |
2349 | ||
2350 | this.updateRange(this.y); | |
2351 | this.refresh(this.refreshStart, this.refreshEnd); | |
2352 | }; | |
2353 | ||
2354 | Terminal.prototype.writeln = function(data) { | |
2355 | this.write(data + '\r\n'); | |
2356 | }; | |
2357 | ||
2358 | // Key Resources: | |
2359 | // https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent | |
2360 | Terminal.prototype.keyDown = function(ev) { | |
2361 | var key; | |
2362 | ||
2363 | switch (ev.keyCode) { | |
2364 | // backspace | |
2365 | case 8: | |
2366 | if (ev.shiftKey) { | |
2367 | key = '\x08'; // ^H | |
2368 | break; | |
2369 | } | |
2370 | key = '\x7f'; // ^? | |
2371 | break; | |
2372 | // tab | |
2373 | case 9: | |
2374 | if (ev.shiftKey) { | |
2375 | key = '\x1b[Z'; | |
2376 | break; | |
2377 | } | |
2378 | key = '\t'; | |
2379 | break; | |
2380 | // return/enter | |
2381 | case 13: | |
2382 | key = '\r'; | |
2383 | break; | |
2384 | // escape | |
2385 | case 27: | |
2386 | key = '\x1b'; | |
2387 | break; | |
2388 | // left-arrow | |
2389 | case 37: | |
2390 | if (this.applicationCursor) { | |
2391 | key = '\x1bOD'; // SS3 as ^[O for 7-bit | |
2392 | //key = '\x8fD'; // SS3 as 0x8f for 8-bit | |
2393 | break; | |
2394 | } | |
2395 | key = '\x1b[D'; | |
2396 | break; | |
2397 | // right-arrow | |
2398 | case 39: | |
2399 | if (this.applicationCursor) { | |
2400 | key = '\x1bOC'; | |
2401 | break; | |
2402 | } | |
2403 | key = '\x1b[C'; | |
2404 | break; | |
2405 | // up-arrow | |
2406 | case 38: | |
2407 | if (this.applicationCursor) { | |
2408 | key = '\x1bOA'; | |
2409 | break; | |
2410 | } | |
2411 | if (ev.ctrlKey) { | |
2412 | this.scrollDisp(-1); | |
2413 | return cancel(ev); | |
2414 | } else { | |
2415 | key = '\x1b[A'; | |
2416 | } | |
2417 | break; | |
2418 | // down-arrow | |
2419 | case 40: | |
2420 | if (this.applicationCursor) { | |
2421 | key = '\x1bOB'; | |
2422 | break; | |
2423 | } | |
2424 | if (ev.ctrlKey) { | |
2425 | this.scrollDisp(1); | |
2426 | return cancel(ev); | |
2427 | } else { | |
2428 | key = '\x1b[B'; | |
2429 | } | |
2430 | break; | |
2431 | // delete | |
2432 | case 46: | |
2433 | key = '\x1b[3~'; | |
2434 | break; | |
2435 | // insert | |
2436 | case 45: | |
2437 | key = '\x1b[2~'; | |
2438 | break; | |
2439 | // home | |
2440 | case 36: | |
2441 | if (this.applicationKeypad) { | |
2442 | key = '\x1bOH'; | |
2443 | break; | |
2444 | } | |
2445 | key = '\x1bOH'; | |
2446 | break; | |
2447 | // end | |
2448 | case 35: | |
2449 | if (this.applicationKeypad) { | |
2450 | key = '\x1bOF'; | |
2451 | break; | |
2452 | } | |
2453 | key = '\x1bOF'; | |
2454 | break; | |
2455 | // page up | |
2456 | case 33: | |
2457 | if (ev.shiftKey) { | |
2458 | this.scrollDisp(-(this.rows - 1)); | |
2459 | return cancel(ev); | |
2460 | } else { | |
2461 | key = '\x1b[5~'; | |
2462 | } | |
2463 | break; | |
2464 | // page down | |
2465 | case 34: | |
2466 | if (ev.shiftKey) { | |
2467 | this.scrollDisp(this.rows - 1); | |
2468 | return cancel(ev); | |
2469 | } else { | |
2470 | key = '\x1b[6~'; | |
2471 | } | |
2472 | break; | |
2473 | // F1 | |
2474 | case 112: | |
2475 | key = '\x1bOP'; | |
2476 | break; | |
2477 | // F2 | |
2478 | case 113: | |
2479 | key = '\x1bOQ'; | |
2480 | break; | |
2481 | // F3 | |
2482 | case 114: | |
2483 | key = '\x1bOR'; | |
2484 | break; | |
2485 | // F4 | |
2486 | case 115: | |
2487 | key = '\x1bOS'; | |
2488 | break; | |
2489 | // F5 | |
2490 | case 116: | |
2491 | key = '\x1b[15~'; | |
2492 | break; | |
2493 | // F6 | |
2494 | case 117: | |
2495 | key = '\x1b[17~'; | |
2496 | break; | |
2497 | // F7 | |
2498 | case 118: | |
2499 | key = '\x1b[18~'; | |
2500 | break; | |
2501 | // F8 | |
2502 | case 119: | |
2503 | key = '\x1b[19~'; | |
2504 | break; | |
2505 | // F9 | |
2506 | case 120: | |
2507 | key = '\x1b[20~'; | |
2508 | break; | |
2509 | // F10 | |
2510 | case 121: | |
2511 | key = '\x1b[21~'; | |
2512 | break; | |
2513 | // F11 | |
2514 | case 122: | |
2515 | key = '\x1b[23~'; | |
2516 | break; | |
2517 | // F12 | |
2518 | case 123: | |
2519 | key = '\x1b[24~'; | |
2520 | break; | |
2521 | default: | |
2522 | // a-z and space | |
2523 | if (ev.ctrlKey) { | |
2524 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { | |
349daf25 CJ |
2525 | if (this.allowKeyPaste && ev.keyCode === 86) { |
2526 | return; | |
2527 | } | |
ffcbfdec | 2528 | // Ctrl-A |
da887cf4 CJ |
2529 | //if (this.screenKeys) |
2530 | if (!this.prefixMode && !this.selectMode && ev.keyCode === 65) { | |
2531 | this.prefixMode = true; | |
2532 | return cancel(ev); | |
2533 | } | |
2534 | // Ctrl-V | |
2535 | if (this.prefixMode && ev.keyCode === 86) { | |
2536 | this.prefixMode = false; | |
2537 | return; | |
2538 | } | |
2539 | // Ctrl-C | |
2540 | if (this.selectMode && ev.keyCode === 67) { | |
2541 | return; | |
0d60718f | 2542 | } |
8bc844c0 CJ |
2543 | key = String.fromCharCode(ev.keyCode - 64); |
2544 | } else if (ev.keyCode === 32) { | |
2545 | // NUL | |
2546 | key = String.fromCharCode(0); | |
2547 | } else if (ev.keyCode >= 51 && ev.keyCode <= 55) { | |
2548 | // escape, file sep, group sep, record sep, unit sep | |
2549 | key = String.fromCharCode(ev.keyCode - 51 + 27); | |
2550 | } else if (ev.keyCode === 56) { | |
2551 | // delete | |
2552 | key = String.fromCharCode(127); | |
2553 | } else if (ev.keyCode === 219) { | |
2554 | // ^[ - escape | |
2555 | key = String.fromCharCode(27); | |
2556 | } else if (ev.keyCode === 221) { | |
2557 | // ^] - group sep | |
2558 | key = String.fromCharCode(29); | |
2559 | } | |
791127bc | 2560 | } else if ((!this.isMac && ev.altKey) || (this.isMac && ev.metaKey)) { |
8bc844c0 CJ |
2561 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { |
2562 | key = '\x1b' + String.fromCharCode(ev.keyCode + 32); | |
2563 | } else if (ev.keyCode === 192) { | |
2564 | key = '\x1b`'; | |
2565 | } else if (ev.keyCode >= 48 && ev.keyCode <= 57) { | |
2566 | key = '\x1b' + (ev.keyCode - 48); | |
2567 | } | |
2568 | } | |
2569 | break; | |
2570 | } | |
2571 | ||
da887cf4 CJ |
2572 | if (key && this.prefixMode) { |
2573 | this.prefixMode = false; | |
2574 | return cancel(ev); | |
2575 | } | |
0d60718f CJ |
2576 | |
2577 | if (key && this.selectMode) { | |
2578 | this.keySelect(ev, key); | |
2579 | return cancel(ev); | |
2580 | } | |
2581 | ||
8bc844c0 CJ |
2582 | this.emit('keydown', ev); |
2583 | // if (this.emit('keydown', key, ev) === false) { this.showCursor(); cancel(ev); return; } | |
2584 | ||
2585 | if (key) { | |
2586 | this.emit('key', key, ev); | |
2587 | // if (this.emit('key', key, ev) === false) { this.showCursor(); cancel(ev); return; } | |
2588 | ||
2589 | this.showCursor(); | |
2590 | this.handler(key); | |
2591 | ||
2592 | return cancel(ev); | |
2593 | } | |
2594 | ||
2595 | return true; | |
2596 | }; | |
2597 | ||
0d60718f CJ |
2598 | Terminal.prototype.enterSelect = function(ev, key) { |
2599 | this._savedSelect = { | |
2600 | x: this.x, | |
2601 | y: this.y, | |
2602 | ydisp: this.ydisp, | |
2603 | ybase: this.ybase, | |
2604 | cursorHidden: this.cursorHidden, | |
2605 | lines: copyBuffer(this.lines), | |
2606 | write: this.write | |
2607 | }; | |
2608 | this.write = function() {}; | |
0d60718f CJ |
2609 | this.selectMode = true; |
2610 | this.visualMode = false; | |
da887cf4 CJ |
2611 | this.cursorHidden = false; |
2612 | this.refresh(this.y, this.y); | |
0d60718f CJ |
2613 | }; |
2614 | ||
2615 | Terminal.prototype.leaveSelect = function(ev, key) { | |
2616 | this.x = this._savedSelect.x; | |
2617 | this.y = this._savedSelect.y; | |
2618 | this.ydisp = this._savedSelect.ydisp; | |
2619 | this.ybase = this._savedSelect.ybase; | |
2620 | this.cursorHidden = this._savedSelect.cursorHidden; | |
2621 | this.lines = this._savedSelect.lines; | |
2622 | this.write = this._savedSelect.write; | |
2623 | delete this._savedSelect; | |
2624 | this.selectMode = false; | |
2625 | this.visualMode = false; | |
2626 | this.refresh(0, this.rows - 1); | |
2627 | }; | |
2628 | ||
2629 | Terminal.prototype.keySelect = function(ev, key) { | |
0d60718f CJ |
2630 | this.showCursor(); |
2631 | ||
ffcbfdec CJ |
2632 | if (this.searchMode || key === 'n' || key === 'N') { |
2633 | return this.keySearch(ev, key); | |
2634 | } | |
2635 | ||
0d60718f CJ |
2636 | if (key === '\x04') { // ctrl-d |
2637 | var y = this.ydisp + this.y; | |
ffcbfdec CJ |
2638 | if (this.ydisp === this.ybase) { |
2639 | // Mimic vim behavior | |
2640 | this.y = Math.min(this.y + (this.rows - 1) / 2 | 0, this.rows - 1); | |
2641 | this.refresh(0, this.rows - 1); | |
2642 | } else { | |
2643 | this.scrollDisp((this.rows - 1) / 2 | 0); | |
2644 | } | |
2645 | if (this.visualMode) { | |
2646 | this.selectText(this.x, this.x, this.ydisp + this.y, y); | |
2647 | } | |
2648 | return; | |
2649 | } | |
2650 | ||
2651 | if (key === '\x15') { // ctrl-u | |
2652 | var y = this.ydisp + this.y; | |
2653 | if (this.ydisp === 0) { | |
2654 | // Mimic vim behavior | |
2655 | this.y = Math.max(this.y - (this.rows - 1) / 2 | 0, 0); | |
2656 | this.refresh(0, this.rows - 1); | |
2657 | } else { | |
2658 | this.scrollDisp(-(this.rows - 1) / 2 | 0); | |
2659 | } | |
0d60718f | 2660 | if (this.visualMode) { |
ffcbfdec | 2661 | this.selectText(this.x, this.x, y, this.ydisp + this.y); |
0d60718f | 2662 | } |
ffcbfdec CJ |
2663 | return; |
2664 | } | |
2665 | ||
2666 | if (key === '\x06') { // ctrl-f | |
0d60718f CJ |
2667 | var y = this.ydisp + this.y; |
2668 | this.scrollDisp(this.rows - 1); | |
2669 | if (this.visualMode) { | |
ffcbfdec CJ |
2670 | this.selectText(this.x, this.x, this.ydisp + this.y, y); |
2671 | } | |
2672 | return; | |
2673 | } | |
2674 | ||
2675 | if (key === '\x02') { // ctrl-b | |
2676 | var y = this.ydisp + this.y; | |
2677 | this.scrollDisp(-(this.rows - 1)); | |
2678 | if (this.visualMode) { | |
2679 | this.selectText(this.x, this.x, y, this.ydisp + this.y); | |
0d60718f | 2680 | } |
ffcbfdec CJ |
2681 | return; |
2682 | } | |
2683 | ||
2684 | if (key === 'k') { | |
0d60718f CJ |
2685 | var y = this.ydisp + this.y; |
2686 | this.y--; | |
2687 | if (this.y < 0) { | |
2688 | this.y = 0; | |
2689 | this.scrollDisp(-1); | |
2690 | } | |
2691 | if (this.visualMode) { | |
ffcbfdec | 2692 | this.selectText(this.x, this.x, this.ydisp + this.y, y); |
0d60718f CJ |
2693 | } else { |
2694 | this.refresh(this.y, this.y + 1); | |
2695 | } | |
ffcbfdec CJ |
2696 | return; |
2697 | } | |
2698 | ||
2699 | if (key === 'j') { | |
0d60718f CJ |
2700 | var y = this.ydisp + this.y; |
2701 | this.y++; | |
2702 | if (this.y >= this.rows) { | |
2703 | this.y = this.rows - 1; | |
2704 | this.scrollDisp(1); | |
2705 | } | |
2706 | if (this.visualMode) { | |
ffcbfdec | 2707 | this.selectText(this.x, this.x, y, this.ydisp + this.y); |
0d60718f CJ |
2708 | } else { |
2709 | this.refresh(this.y - 1, this.y); | |
2710 | } | |
ffcbfdec CJ |
2711 | return; |
2712 | } | |
2713 | ||
2714 | if (key === 'h') { | |
2715 | var x = this.x; | |
0d60718f CJ |
2716 | this.x--; |
2717 | if (this.x < 0) { | |
2718 | this.x = 0; | |
2719 | } | |
ffcbfdec CJ |
2720 | if (this.visualMode) { |
2721 | this.selectText(this.x, x, this.ydisp + this.y, this.ydisp + this.y); | |
2722 | } else { | |
2723 | this.refresh(this.y, this.y); | |
2724 | } | |
2725 | return; | |
2726 | } | |
2727 | ||
2728 | if (key === 'l') { | |
2729 | var x = this.x; | |
0d60718f CJ |
2730 | this.x++; |
2731 | if (this.x >= this.cols) { | |
2732 | this.x = this.cols - 1; | |
2733 | } | |
ffcbfdec CJ |
2734 | if (this.visualMode) { |
2735 | this.selectText(x, this.x, this.ydisp + this.y, this.ydisp + this.y); | |
2736 | } else { | |
2737 | this.refresh(this.y, this.y); | |
2738 | } | |
2739 | return; | |
2740 | } | |
2741 | ||
2742 | if (key === 'v') { | |
0d60718f CJ |
2743 | if (!this.visualMode) { |
2744 | this._savedSelect.preVisual = copyBuffer(this.lines); | |
ffcbfdec | 2745 | this.selectText(this.x, this.x, this.ydisp + this.y, this.ydisp + this.y); |
0d60718f | 2746 | this.visualMode = true; |
ffcbfdec CJ |
2747 | } else { |
2748 | this.lines = this._savedSelect.preVisual; | |
2749 | delete this._savedSelect.preVisual; | |
2750 | delete this._selected; | |
2751 | this.visualMode = false; | |
2752 | this.refresh(0, this.rows - 1); | |
0d60718f | 2753 | } |
ffcbfdec CJ |
2754 | return; |
2755 | } | |
2756 | ||
2757 | if (key === 'y') { | |
2758 | var text = this.grabText( | |
2759 | this._selected.x1, this._selected.x2, | |
2760 | this._selected.y1, this._selected.y2); | |
cc7f4d0d | 2761 | this.copyText(text); |
0d60718f CJ |
2762 | this.lines = this._savedSelect.preVisual; |
2763 | delete this._savedSelect.preVisual; | |
2764 | delete this._selected; | |
2765 | this.visualMode = false; | |
2766 | this.refresh(0, this.rows - 1); | |
ffcbfdec CJ |
2767 | return; |
2768 | } | |
2769 | ||
2770 | if (key === 'q') { | |
0d60718f CJ |
2771 | if (this.visualMode) { |
2772 | this.lines = this._savedSelect.preVisual; | |
2773 | delete this._savedSelect.preVisual; | |
2774 | delete this._selected; | |
2775 | this.visualMode = false; | |
2776 | this.refresh(0, this.rows - 1); | |
2777 | } else { | |
2778 | this.leaveSelect(); | |
2779 | } | |
ffcbfdec CJ |
2780 | return; |
2781 | } | |
2782 | ||
2783 | if (key === 'w' || key === 'W') { | |
2784 | var ox = this.x; | |
2785 | var oy = this.y; | |
2786 | var oyd = this.ydisp; | |
2787 | ||
2788 | var x = this.x; | |
2789 | var y = this.y; | |
2790 | var yb = this.ydisp; | |
2791 | var saw_space = false; | |
2792 | ||
2793 | for (;;) { | |
2794 | var line = this.lines[yb + y]; | |
2795 | while (x < this.cols) { | |
2796 | if (line[x][1] <= ' ') { | |
2797 | saw_space = true; | |
2798 | } else if (saw_space) { | |
2799 | break; | |
2800 | } | |
2801 | x++; | |
2802 | } | |
2803 | if (x >= this.cols) x = this.cols - 1; | |
2804 | if (x == this.cols - 1 && line[x][1] <= ' ') { | |
2805 | x = 0; | |
2806 | if (++y >= this.rows) { | |
2807 | y--; | |
2808 | if (++yb > this.ybase) { | |
2809 | yb = this.ybase; | |
2810 | x = this.x; | |
2811 | break; | |
2812 | } | |
2813 | } | |
2814 | continue; | |
2815 | } | |
2816 | break; | |
2817 | } | |
2818 | ||
2819 | this.x = x, this.y = y; | |
2820 | this.scrollDisp(-this.ydisp + yb); | |
2821 | ||
2822 | if (this.visualMode) { | |
2823 | this.selectText(ox, this.x, oy + oyd, this.ydisp + this.y); | |
2824 | } | |
2825 | return; | |
2826 | } | |
2827 | ||
2828 | if (key === 'b' || key === 'B') { | |
2829 | var ox = this.x; | |
2830 | var oy = this.y; | |
2831 | var oyd = this.ydisp; | |
2832 | ||
2833 | var x = this.x; | |
2834 | var y = this.y; | |
2835 | var yb = this.ydisp; | |
2836 | ||
2837 | for (;;) { | |
2838 | var l = this.lines[yb + y]; | |
2839 | var saw_space = x > 0 && l[x][1] > ' ' && l[x - 1][1] > ' '; | |
2840 | while (x >= 0) { | |
2841 | if (l[x][1] <= ' ') { | |
2842 | if (saw_space && (x + 1 < this.cols && l[x + 1][1] > ' ')) { | |
2843 | x++; | |
2844 | break; | |
2845 | } else { | |
2846 | saw_space = true; | |
2847 | } | |
2848 | } | |
2849 | x--; | |
2850 | } | |
2851 | if (x < 0) x = 0; | |
2852 | if (x == 0 && (l[x][1] <= ' ' || !saw_space)) { | |
2853 | x = this.cols - 1; | |
2854 | if (--y < 0) { | |
2855 | y++; | |
2856 | if (--yb < 0) { | |
2857 | yb++; | |
2858 | x = 0; | |
2859 | break; | |
2860 | } | |
2861 | } | |
2862 | continue; | |
2863 | } | |
2864 | break; | |
2865 | } | |
2866 | ||
2867 | this.x = x, this.y = y; | |
2868 | this.scrollDisp(-this.ydisp + yb); | |
2869 | ||
2870 | if (this.visualMode) { | |
2871 | this.selectText(this.x, ox, this.ydisp + this.y, oy + oyd); | |
2872 | } | |
2873 | return; | |
2874 | } | |
2875 | ||
2876 | if (key === 'e' || key === 'E') { | |
2877 | var x = this.x + 1; | |
2878 | var y = this.y; | |
2879 | var yb = this.ydisp; | |
2880 | if (x >= this.cols) x--; | |
2881 | ||
2882 | for (;;) { | |
2883 | var l = this.lines[yb + y]; | |
2884 | while (x < this.cols) { | |
2885 | if (l[x][1] <= ' ') { | |
2886 | x++; | |
2887 | } else { | |
2888 | break; | |
2889 | } | |
2890 | } | |
2891 | while (x < this.cols) { | |
2892 | if (l[x][1] <= ' ') { | |
2893 | if (x - 1 >= 0 && l[x - 1][1] > ' ') { | |
2894 | x--; | |
2895 | break; | |
2896 | } | |
2897 | } | |
2898 | x++; | |
2899 | } | |
2900 | if (x >= this.cols) x = this.cols - 1; | |
2901 | if (x == this.cols - 1 && l[x][1] <= ' ') { | |
2902 | x = 0; | |
2903 | if (++y >= this.rows) { | |
2904 | y--; | |
2905 | if (++yb > this.ybase) { | |
2906 | yb = this.ybase; | |
2907 | break; | |
2908 | } | |
2909 | } | |
2910 | continue; | |
2911 | } | |
2912 | break; | |
2913 | } | |
2914 | ||
2915 | this.x = x, this.y = y; | |
2916 | this.scrollDisp(-this.ydisp + yb); | |
2917 | ||
2918 | if (this.visualMode) { | |
2919 | this.selectText(ox, this.x, oy + oyd, this.ydisp + this.y); | |
2920 | } | |
2921 | return; | |
2922 | } | |
2923 | ||
2924 | if (key === '^' || key === '0') { | |
2925 | var ox = this.x; | |
2926 | ||
2927 | if (key === '0') { | |
2928 | this.x = 0; | |
2929 | } else if (key === '^') { | |
2930 | var l = this.lines[this.ydisp + this.y]; | |
2931 | var x = 0; | |
2932 | while (x < this.cols) { | |
2933 | if (l[x][1] > ' ') { | |
2934 | break; | |
2935 | } | |
2936 | x++; | |
2937 | } | |
2938 | if (x >= this.cols) x = this.cols - 1; | |
2939 | this.x = x; | |
2940 | } | |
2941 | ||
2942 | if (this.visualMode) { | |
2943 | this.selectText(this.x, ox, this.ydisp + this.y, this.ydisp + this.y); | |
2944 | } else { | |
2945 | this.refresh(this.y, this.y); | |
2946 | } | |
2947 | return; | |
2948 | } | |
2949 | ||
2950 | if (key === '$') { | |
2951 | var ox = this.x; | |
2952 | var l = this.lines[this.ydisp + this.y]; | |
2953 | var x = this.cols - 1; | |
2954 | while (x >= 0) { | |
2955 | if (l[x][1] > ' ') { | |
2956 | break; | |
2957 | } | |
2958 | x--; | |
2959 | } | |
2960 | if (x < 0) x = 0; | |
2961 | this.x = x; | |
2962 | if (this.visualMode) { | |
2963 | this.selectText(ox, this.x, this.ydisp + this.y, this.ydisp + this.y); | |
2964 | } else { | |
2965 | this.refresh(this.y, this.y); | |
2966 | } | |
2967 | return; | |
2968 | } | |
2969 | ||
2970 | if (key === 'g' || key === 'G') { | |
2971 | var ox = this.x; | |
2972 | var oy = this.y; | |
2973 | var oyd = this.ydisp; | |
2974 | if (key === 'g') { | |
2975 | this.x = 0, this.y = 0; | |
2976 | this.scrollDisp(-this.ydisp); | |
2977 | if (this.visualMode) { | |
2978 | this.selectText(this.x, ox, this.ydisp + this.y, oy + oyd); | |
2979 | } | |
2980 | } else if (key === 'G') { | |
2981 | this.x = 0, this.y = this.rows - 1; | |
2982 | this.scrollDisp(this.ybase); | |
2983 | if (this.visualMode) { | |
2984 | this.selectText(ox, this.x, oy + oyd, this.ydisp + this.y); | |
2985 | } | |
2986 | } | |
2987 | return; | |
2988 | } | |
2989 | ||
2990 | if (key === '{' || key === '}') { | |
2991 | var ox = this.x; | |
2992 | var oy = this.y; | |
2993 | var oyd = this.ydisp; | |
2994 | ||
2995 | var line; | |
2996 | var saw_full = false; | |
2997 | var found = false; | |
2998 | var first_is_space = -1; | |
2999 | var y = this.y + (key === '{' ? -1 : 1); | |
3000 | var yb = this.ydisp; | |
3001 | var i; | |
3002 | ||
3003 | if (key === '{') { | |
3004 | if (y < 0) { | |
3005 | y++; | |
3006 | if (yb > 0) yb--; | |
3007 | } | |
3008 | } else if (key === '}') { | |
3009 | if (y >= this.rows) { | |
3010 | y--; | |
3011 | if (yb < this.ybase) yb++; | |
3012 | } | |
3013 | } | |
3014 | ||
3015 | for (;;) { | |
3016 | line = this.lines[yb + y]; | |
3017 | ||
3018 | for (i = 0; i < this.cols; i++) { | |
3019 | if (line[i][1] > ' ') { | |
3020 | if (first_is_space == -1) { | |
3021 | first_is_space = 0; | |
3022 | } | |
3023 | saw_full = true; | |
3024 | break; | |
3025 | } else if (i == this.cols - 1) { | |
3026 | if (first_is_space == -1) { | |
3027 | first_is_space = 1; | |
3028 | } else if (first_is_space == 0) { | |
3029 | found = true; | |
3030 | } else if (first_is_space == 1) { | |
3031 | if (saw_full) found = true; | |
3032 | } | |
3033 | break; | |
3034 | } | |
3035 | } | |
3036 | ||
3037 | if (found) break; | |
3038 | ||
3039 | if (key === '{') { | |
3040 | y--; | |
3041 | if (y < 0) { | |
3042 | y++; | |
3043 | if (yb > 0) yb--; | |
3044 | else break; | |
3045 | } | |
3046 | } else if (key === '}') { | |
3047 | y++; | |
3048 | if (y >= this.rows) { | |
3049 | y--; | |
3050 | if (yb < this.ybase) yb++; | |
3051 | else break; | |
3052 | } | |
3053 | } | |
3054 | } | |
3055 | ||
3056 | if (!found) { | |
3057 | if (key === '{') { | |
3058 | y = 0; | |
3059 | yb = 0; | |
3060 | } else if (key === '}') { | |
3061 | y = this.rows - 1; | |
3062 | yb = this.ybase; | |
3063 | } | |
3064 | } | |
3065 | ||
3066 | this.x = 0, this.y = y; | |
3067 | this.scrollDisp(-this.ydisp + yb); | |
3068 | ||
3069 | if (key === '{') { | |
3070 | if (this.visualMode) { | |
3071 | this.selectText(this.x, ox, this.ydisp + this.y, oy + oyd); | |
3072 | } | |
3073 | } else if (key === '}') { | |
3074 | if (this.visualMode) { | |
3075 | this.selectText(ox, this.x, oy + oyd, this.ydisp + this.y); | |
3076 | } | |
3077 | } | |
3078 | return; | |
3079 | } | |
3080 | ||
3081 | if (key === '/' || key === '?') { | |
3082 | this.entry = ''; | |
3083 | this.searchMode = true; | |
3084 | this.searchDown = key === '/'; | |
3085 | this._savedSelect.preSearch = copyBuffer(this.lines); | |
3086 | this._savedSelect.preSearchX = this.x; | |
3087 | this._savedSelect.preSearchY = this.y; | |
3088 | this.entryPrefix = 'Search: '; | |
3089 | var bottom = this.ydisp + this.rows - 1; | |
3090 | for (var i = 0; i < this.entryPrefix.length; i++) { | |
3091 | //this.lines[bottom][i][0] = (this.defAttr & ~0x1ff) | 4; | |
3092 | //this.lines[bottom][i][1] = this.entryPrefix[i]; | |
3093 | this.lines[bottom][i] = [ | |
3094 | (this.defAttr & ~0x1ff) | 4, | |
3095 | this.entryPrefix[i] | |
3096 | ]; | |
3097 | } | |
3098 | this.y = this.rows - 1; | |
3099 | this.x = this.entryPrefix.length; | |
3100 | this.refresh(this.rows - 1, this.rows - 1); | |
3101 | return; | |
3102 | } | |
3103 | }; | |
3104 | ||
cc7f4d0d CJ |
3105 | Terminal.prototype._copyTextarea = function(text) { |
3106 | var textarea = this._textarea | |
3107 | , document = this.document; | |
3108 | ||
3109 | if (!textarea) { | |
3110 | textarea = document.createElement('textarea'); | |
3111 | textarea.style.position = 'absolute'; | |
3112 | textarea.style.left = '-32000px'; | |
3113 | textarea.style.top = '-32000px'; | |
3114 | textarea.style.opacity = '0'; | |
3115 | textarea.style.backgroundColor = 'transparent'; | |
3116 | textarea.style.borderStyle = 'none'; | |
3117 | textarea.style.outlineStyle = 'none'; | |
3118 | ||
3119 | document.getElementsByTagName('body')[0].appendChild(textarea); | |
3120 | ||
3121 | this._textarea = textarea; | |
3122 | } | |
3123 | ||
3124 | return textarea; | |
3125 | }; | |
3126 | ||
3127 | // NOTE: Only works for primary selection on X11. | |
3128 | // Non-X11 users should use Ctrl-C instead. | |
3129 | Terminal.prototype.copyText = function(text) { | |
3130 | var self = this | |
3131 | , textarea = this._copyTextarea(); | |
3132 | ||
3133 | this.emit('copy', text); | |
3134 | ||
3135 | textarea.focus(); | |
3136 | textarea.textContent = text; | |
3137 | textarea.value = text; | |
3138 | textarea.setSelectionRange(0, text.length); | |
3139 | ||
3140 | setTimeout(function() { | |
3141 | self.element.focus(); | |
3142 | self.focus(); | |
3143 | }, 1); | |
3144 | }; | |
3145 | ||
ffcbfdec CJ |
3146 | Terminal.prototype.keySearch = function(ev, key) { |
3147 | if (this.searchMode || key === 'n' || key === 'N') { | |
3148 | if (key === '\x1b') { | |
3149 | this.searchMode = false; | |
3150 | ||
3151 | if (this._savedSelect.preSearch) { | |
3152 | this.lines = this._savedSelect.preSearch; | |
3153 | this.x = this._savedSelect.preSearchX; | |
3154 | this.y = this._savedSelect.preSearchY; | |
3155 | delete this._savedSelect.preSearch; | |
3156 | delete this._savedSelect.preSearchX; | |
3157 | delete this._savedSelect.preSearchY; | |
3158 | } | |
3159 | ||
3160 | this.refresh(this.rows - 1, this.rows - 1); | |
3161 | return; | |
3162 | } | |
3163 | ||
3164 | if (key === '\r' || (!this.searchMode && (key === 'n' || key === 'N'))) { | |
3165 | this.searchMode = false; | |
3166 | ||
3167 | if (this._savedSelect.preSearch) { | |
3168 | this.lines = this._savedSelect.preSearch; | |
3169 | this.x = this._savedSelect.preSearchX; | |
3170 | this.y = this._savedSelect.preSearchY; | |
3171 | delete this._savedSelect.preSearch; | |
3172 | delete this._savedSelect.preSearchX; | |
3173 | delete this._savedSelect.preSearchY; | |
3174 | } | |
3175 | ||
3176 | var entry = this.entry; | |
3177 | ||
3178 | if (!entry) { | |
3179 | this.refresh(0, this.rows - 1); | |
3180 | return; | |
3181 | } | |
3182 | ||
3183 | var ox = this.x; | |
3184 | var oy = this.y; | |
3185 | var oyd = this.ydisp; | |
3186 | ||
3187 | var line; | |
3188 | var found = false; | |
3189 | var wrapped = false; | |
3190 | var x = this.x + 1; | |
3191 | var y = this.ydisp + this.y; | |
3192 | var yb, i; | |
3193 | var up = key === 'N' | |
3194 | ? this.searchDown | |
3195 | : !this.searchDown; | |
3196 | ||
3197 | for (;;) { | |
3198 | line = this.lines[y]; | |
3199 | ||
3200 | while (x < this.cols) { | |
3201 | for (i = 0; i < entry.length; i++) { | |
3202 | if (x + i >= this.cols) break; | |
3203 | if (line[x + i][1] != entry[i]) { | |
3204 | break; | |
3205 | } else if (line[x + i][1] == entry[i] && i == entry.length - 1) { | |
3206 | found = true; | |
3207 | break; | |
3208 | } | |
3209 | } | |
3210 | if (found) break; | |
3211 | x += i + 1; | |
3212 | } | |
3213 | if (found) break; | |
3214 | ||
3215 | x = 0; | |
3216 | ||
3217 | if (!up) { | |
3218 | y++; | |
3219 | if (y > this.ybase + this.rows - 1) { | |
3220 | if (wrapped) break; | |
3221 | // set_message("Search wrapped. Continuing at TOP."); | |
3222 | wrapped = true; | |
3223 | y = 0; | |
3224 | } | |
3225 | } else { | |
3226 | y--; | |
3227 | if (y < 0) { | |
3228 | if (wrapped) break; | |
3229 | // set_message("Search wrapped. Continuing at BOTTOM."); | |
3230 | wrapped = true; | |
3231 | y = this.ybase + this.rows - 1; | |
3232 | } | |
3233 | } | |
3234 | } | |
3235 | ||
3236 | if (found) { | |
3237 | if (y - this.ybase < 0) { | |
3238 | yb = y; | |
3239 | y = 0; | |
3240 | if (yb > this.ybase) { | |
3241 | y = yb - this.ybase; | |
3242 | yb = this.ybase; | |
3243 | } | |
3244 | } else { | |
3245 | yb = this.ybase; | |
3246 | y -= this.ybase; | |
3247 | } | |
3248 | ||
3249 | this.x = x, this.y = y; | |
3250 | this.scrollDisp(-this.ydisp + yb); | |
3251 | ||
3252 | // if (!wrapped) UPDATE_SCROLL; | |
3253 | ||
3254 | if (this.visualMode) { | |
3255 | if (this.y < oy || this.ydisp < oyd) { | |
3256 | this.selectText(this.x, ox, this.ydisp + this.y, oy + oyd); | |
3257 | } else { | |
3258 | this.selectText(ox, this.x, oy + oyd, this.ydisp + this.y); | |
3259 | } | |
3260 | } | |
3261 | return; | |
3262 | } else { | |
3263 | // set_message("No matches found."); | |
3264 | } | |
3265 | ||
3266 | this.refresh(0, this.rows - 1); | |
3267 | return; | |
3268 | } | |
3269 | ||
3270 | if (key === '\b' || key === '\x7f') { | |
3271 | if (this.entry.length == 0) return; | |
3272 | var bottom = this.ydisp + this.rows - 1; | |
3273 | this.entry = this.entry.slice(0, -1); | |
3274 | var i = this.entryPrefix.length + this.entry.length; | |
3275 | //this.lines[bottom][i][1] = ' '; | |
3276 | this.lines[bottom][i] = [ | |
3277 | this.lines[bottom][i][0], | |
3278 | ' ' | |
3279 | ]; | |
3280 | this.x--; | |
3281 | this.refresh(this.rows - 1, this.rows - 1); | |
3282 | this.refresh(this.y, this.y); | |
3283 | return; | |
3284 | } | |
3285 | ||
3286 | if (key) { | |
3287 | var bottom = this.ydisp + this.rows - 1; | |
3288 | this.entry += key; | |
3289 | var i = this.entryPrefix.length + this.entry.length - 1; | |
3290 | //this.lines[bottom][i][0] = (this.defAttr & ~0x1ff) | 4; | |
3291 | //this.lines[bottom][i][1] = key; | |
3292 | this.lines[bottom][i] = [ | |
3293 | (this.defAttr & ~0x1ff) | 4, | |
3294 | key | |
3295 | ]; | |
3296 | this.x++; | |
3297 | this.refresh(this.rows - 1, this.rows - 1); | |
3298 | this.refresh(this.y, this.y); | |
3299 | return; | |
3300 | } | |
0d60718f CJ |
3301 | } |
3302 | }; | |
3303 | ||
3304 | function copyBuffer(lines) { | |
3305 | var out = []; | |
3306 | for (var y = 0; y < lines.length; y++) { | |
3307 | out[y] = []; | |
3308 | for (var x = 0; x < lines[y].length; x++) { | |
3309 | out[y][x] = [lines[y][x][0], lines[y][x][1]]; | |
3310 | } | |
3311 | } | |
3312 | return out; | |
3313 | } | |
3314 | ||
ffcbfdec CJ |
3315 | Terminal.prototype.selectText = function(x1, x2, y1, y2) { |
3316 | var ox1 | |
3317 | , ox2 | |
3318 | , oy1 | |
3319 | , oy2 | |
3320 | , tmp | |
3321 | , x | |
3322 | , y | |
3323 | , xl | |
3324 | , attr; | |
0d60718f CJ |
3325 | |
3326 | if (this._selected) { | |
ffcbfdec CJ |
3327 | ox1 = this._selected.x1; |
3328 | ox2 = this._selected.x2; | |
3329 | oy1 = this._selected.y1; | |
3330 | oy2 = this._selected.y2; | |
3331 | ||
3332 | if (oy2 < oy1) { | |
3333 | tmp = ox2; | |
3334 | ox2 = ox1; | |
3335 | ox1 = tmp; | |
3336 | tmp = oy2; | |
3337 | oy2 = oy1; | |
3338 | oy1 = tmp; | |
3339 | } | |
0d60718f | 3340 | |
ffcbfdec CJ |
3341 | if (ox2 < ox1 && oy1 === oy2) { |
3342 | tmp = ox2; | |
3343 | ox2 = ox1; | |
3344 | ox1 = tmp; | |
0d60718f CJ |
3345 | } |
3346 | ||
ffcbfdec CJ |
3347 | for (y = oy1; y <= oy2; y++) { |
3348 | x = 0; | |
3349 | xl = this.cols; | |
3350 | if (y === oy1) { | |
3351 | x = ox1; | |
3352 | } | |
3353 | if (y === oy2) { | |
3354 | xl = ox2; | |
3355 | } | |
3356 | for (; x < this.cols; x++) { | |
0d60718f | 3357 | if (this.lines[y][x].old != null) { |
ffcbfdec CJ |
3358 | //this.lines[y][x][0] = this.lines[y][x].old; |
3359 | //delete this.lines[y][x].old; | |
3360 | attr = this.lines[y][x].old; | |
0d60718f | 3361 | delete this.lines[y][x].old; |
ffcbfdec | 3362 | this.lines[y][x] = [attr, this.lines[y][x][1]]; |
0d60718f CJ |
3363 | } |
3364 | } | |
3365 | } | |
3366 | ||
ffcbfdec CJ |
3367 | y1 = this._selected.y1; |
3368 | x1 = this._selected.x1; | |
0d60718f CJ |
3369 | } |
3370 | ||
ffcbfdec CJ |
3371 | y1 = Math.max(y1, 0); |
3372 | y1 = Math.min(y1, this.ydisp + this.rows - 1); | |
0d60718f | 3373 | |
ffcbfdec CJ |
3374 | y2 = Math.max(y2, 0); |
3375 | y2 = Math.min(y2, this.ydisp + this.rows - 1); | |
0d60718f | 3376 | |
ffcbfdec | 3377 | this._selected = { x1: x1, x2: x2, y1: y1, y2: y2 }; |
0d60718f | 3378 | |
ffcbfdec CJ |
3379 | if (y2 < y1) { |
3380 | tmp = x2; | |
3381 | x2 = x1; | |
3382 | x1 = tmp; | |
3383 | tmp = y2; | |
3384 | y2 = y1; | |
3385 | y1 = tmp; | |
0d60718f CJ |
3386 | } |
3387 | ||
ffcbfdec CJ |
3388 | if (x2 < x1 && y1 === y2) { |
3389 | tmp = x2; | |
3390 | x2 = x1; | |
3391 | x1 = tmp; | |
0d60718f CJ |
3392 | } |
3393 | ||
ffcbfdec CJ |
3394 | for (y = y1; y <= y2; y++) { |
3395 | x = 0; | |
3396 | xl = this.cols; | |
3397 | if (y === y1) { | |
3398 | x = x1; | |
3399 | } | |
3400 | if (y === y2) { | |
3401 | xl = x2; | |
3402 | } | |
3403 | for (; x < xl; x++) { | |
3404 | //this.lines[y][x].old = this.lines[y][x][0]; | |
3405 | //this.lines[y][x][0] &= ~0x1ff; | |
3406 | //this.lines[y][x][0] |= (0x1ff << 9) | 4; | |
3407 | attr = this.lines[y][x][0]; | |
3408 | this.lines[y][x] = [ | |
3409 | (attr & ~0x1ff) | ((0x1ff << 9) | 4), | |
3410 | this.lines[y][x][1] | |
3411 | ]; | |
3412 | this.lines[y][x].old = attr; | |
3413 | } | |
3414 | } | |
0d60718f | 3415 | |
ffcbfdec CJ |
3416 | y1 = y1 - this.ydisp; |
3417 | y2 = y2 - this.ydisp; | |
0d60718f | 3418 | |
ffcbfdec CJ |
3419 | y1 = Math.max(y1, 0); |
3420 | y1 = Math.min(y1, this.rows - 1); | |
0d60718f | 3421 | |
ffcbfdec CJ |
3422 | y2 = Math.max(y2, 0); |
3423 | y2 = Math.min(y2, this.rows - 1); | |
0d60718f | 3424 | |
ffcbfdec | 3425 | //this.refresh(y1, y2); |
0d60718f CJ |
3426 | this.refresh(0, this.rows - 1); |
3427 | }; | |
3428 | ||
ffcbfdec | 3429 | Terminal.prototype.grabText = function(x1, x2, y1, y2) { |
0d60718f CJ |
3430 | var out = '' |
3431 | , buf = '' | |
3432 | , ch | |
3433 | , x | |
ffcbfdec CJ |
3434 | , y |
3435 | , xl | |
3436 | , tmp; | |
3437 | ||
3438 | if (y2 < y1) { | |
3439 | tmp = x2; | |
3440 | x2 = x1; | |
3441 | x1 = tmp; | |
3442 | tmp = y2; | |
3443 | y2 = y1; | |
3444 | y1 = tmp; | |
3445 | } | |
0d60718f | 3446 | |
ffcbfdec CJ |
3447 | if (x2 < x1 && y1 === y2) { |
3448 | tmp = x2; | |
3449 | x2 = x1; | |
3450 | x1 = tmp; | |
3451 | } | |
3452 | ||
3453 | for (y = y1; y <= y2; y++) { | |
3454 | x = 0; | |
3455 | xl = this.cols; | |
3456 | if (y === y1) { | |
3457 | x = x1; | |
3458 | } | |
3459 | if (y === y2) { | |
3460 | xl = x2; | |
3461 | } | |
3462 | for (; x < xl; x++) { | |
0d60718f CJ |
3463 | ch = this.lines[y][x][1]; |
3464 | if (ch === ' ') { | |
3465 | buf += ch; | |
3466 | continue; | |
3467 | } | |
3468 | if (buf) { | |
3469 | out += buf; | |
ffcbfdec | 3470 | buf = ''; |
0d60718f CJ |
3471 | } |
3472 | out += ch; | |
ffcbfdec | 3473 | if (isWide(ch)) x++; |
0d60718f CJ |
3474 | } |
3475 | buf = ''; | |
3476 | out += '\n'; | |
3477 | } | |
3478 | ||
3479 | return out; | |
3480 | }; | |
3481 | ||
8bc844c0 CJ |
3482 | Terminal.prototype.setgLevel = function(g) { |
3483 | this.glevel = g; | |
3484 | this.charset = this.charsets[g]; | |
3485 | }; | |
3486 | ||
3487 | Terminal.prototype.setgCharset = function(g, charset) { | |
3488 | this.charsets[g] = charset; | |
3489 | if (this.glevel === g) { | |
3490 | this.charset = charset; | |
3491 | } | |
3492 | }; | |
3493 | ||
3494 | Terminal.prototype.keyPress = function(ev) { | |
3495 | var key; | |
3496 | ||
3497 | cancel(ev); | |
3498 | ||
3499 | if (ev.charCode) { | |
3500 | key = ev.charCode; | |
3501 | } else if (ev.which == null) { | |
3502 | key = ev.keyCode; | |
3503 | } else if (ev.which !== 0 && ev.charCode !== 0) { | |
3504 | key = ev.which; | |
3505 | } else { | |
3506 | return false; | |
3507 | } | |
3508 | ||
3509 | if (!key || ev.ctrlKey || ev.altKey || ev.metaKey) return false; | |
3510 | ||
3511 | key = String.fromCharCode(key); | |
3512 | ||
da887cf4 CJ |
3513 | if (this.prefixMode) { |
3514 | if (key === 'k' || key === '&') { | |
3515 | this.destroy(); | |
3516 | } else if (key === 'p' || key === ']') { | |
3517 | this.emit('request paste'); | |
3518 | } else if (key === 'c') { | |
3519 | this.emit('request create'); | |
3520 | } else if (key >= '0' && key <= '9') { | |
3521 | this.emit('request tab', +key); | |
3522 | } else if (key === 'n') { | |
3523 | this.emit('request tab next'); | |
3524 | } else if (key === 'P') { | |
3525 | this.emit('request tab previous'); | |
3526 | } else if (key === ':') { | |
3527 | // this.enterCommand(); | |
3528 | } else if (key === '[') { | |
3529 | this.enterSelect(); | |
3530 | } | |
ffcbfdec | 3531 | this.prefixMode = false; |
0d60718f CJ |
3532 | return false; |
3533 | } | |
0d60718f CJ |
3534 | |
3535 | if (this.selectMode) { | |
3536 | this.keySelect(ev, key); | |
3537 | return false; | |
3538 | } | |
3539 | ||
8bc844c0 CJ |
3540 | this.emit('keypress', key, ev); |
3541 | // if (this.emit('keypress', key, ev) === false) { this.showCursor(); return; } | |
3542 | this.emit('key', key, ev); | |
3543 | // if (this.emit('key', key, ev) === false) { this.showCursor(); return; } | |
3544 | ||
3545 | this.showCursor(); | |
3546 | this.handler(key); | |
3547 | ||
3548 | return false; | |
3549 | }; | |
3550 | ||
3551 | Terminal.prototype.send = function(data) { | |
3552 | var self = this; | |
3553 | ||
3554 | if (!this.queue) { | |
3555 | setTimeout(function() { | |
3556 | self.handler(self.queue); | |
3557 | self.queue = ''; | |
3558 | }, 1); | |
3559 | } | |
3560 | ||
3561 | this.queue += data; | |
3562 | }; | |
3563 | ||
3564 | Terminal.prototype.bell = function() { | |
86dad1b0 | 3565 | if (!this.visualBell) return; |
8bc844c0 CJ |
3566 | var self = this; |
3567 | this.element.style.borderColor = 'white'; | |
3568 | setTimeout(function() { | |
3569 | self.element.style.borderColor = ''; | |
3570 | }, 10); | |
86dad1b0 | 3571 | if (this.popOnBell) this.focus(); |
8bc844c0 CJ |
3572 | }; |
3573 | ||
3574 | Terminal.prototype.log = function() { | |
86dad1b0 | 3575 | if (!this.debug) return; |
91273161 | 3576 | if (!this.context.console || !this.context.console.log) return; |
8bc844c0 | 3577 | var args = Array.prototype.slice.call(arguments); |
91273161 | 3578 | this.context.console.log.apply(this.context.console, args); |
8bc844c0 CJ |
3579 | }; |
3580 | ||
3581 | Terminal.prototype.error = function() { | |
86dad1b0 | 3582 | if (!this.debug) return; |
91273161 | 3583 | if (!this.context.console || !this.context.console.error) return; |
8bc844c0 | 3584 | var args = Array.prototype.slice.call(arguments); |
91273161 | 3585 | this.context.console.error.apply(this.context.console, args); |
8bc844c0 CJ |
3586 | }; |
3587 | ||
3588 | Terminal.prototype.resize = function(x, y) { | |
3589 | var line | |
3590 | , el | |
3591 | , i | |
3592 | , j | |
3593 | , ch; | |
3594 | ||
3595 | if (x < 1) x = 1; | |
3596 | if (y < 1) y = 1; | |
3597 | ||
3598 | // resize cols | |
3599 | j = this.cols; | |
3600 | if (j < x) { | |
3601 | ch = [this.defAttr, ' ']; // does xterm use the default attr? | |
3602 | i = this.lines.length; | |
3603 | while (i--) { | |
3604 | while (this.lines[i].length < x) { | |
3605 | this.lines[i].push(ch); | |
3606 | } | |
3607 | } | |
3608 | } else if (j > x) { | |
3609 | i = this.lines.length; | |
3610 | while (i--) { | |
3611 | while (this.lines[i].length > x) { | |
3612 | this.lines[i].pop(); | |
3613 | } | |
3614 | } | |
3615 | } | |
3616 | this.setupStops(j); | |
3617 | this.cols = x; | |
3618 | ||
3619 | // resize rows | |
3620 | j = this.rows; | |
3621 | if (j < y) { | |
3622 | el = this.element; | |
3623 | while (j++ < y) { | |
3624 | if (this.lines.length < y + this.ybase) { | |
3625 | this.lines.push(this.blankLine()); | |
3626 | } | |
3627 | if (this.children.length < y) { | |
91273161 | 3628 | line = this.document.createElement('div'); |
8bc844c0 CJ |
3629 | el.appendChild(line); |
3630 | this.children.push(line); | |
3631 | } | |
3632 | } | |
3633 | } else if (j > y) { | |
3634 | while (j-- > y) { | |
3635 | if (this.lines.length > y + this.ybase) { | |
3636 | this.lines.pop(); | |
3637 | } | |
3638 | if (this.children.length > y) { | |
3639 | el = this.children.pop(); | |
3640 | if (!el) continue; | |
3641 | el.parentNode.removeChild(el); | |
3642 | } | |
3643 | } | |
3644 | } | |
3645 | this.rows = y; | |
3646 | ||
3647 | // make sure the cursor stays on screen | |
3648 | if (this.y >= y) this.y = y - 1; | |
3649 | if (this.x >= x) this.x = x - 1; | |
3650 | ||
3651 | this.scrollTop = 0; | |
3652 | this.scrollBottom = y - 1; | |
3653 | ||
3654 | this.refresh(0, this.rows - 1); | |
3655 | ||
3656 | // it's a real nightmare trying | |
3657 | // to resize the original | |
3658 | // screen buffer. just set it | |
3659 | // to null for now. | |
3660 | this.normal = null; | |
3661 | }; | |
3662 | ||
3663 | Terminal.prototype.updateRange = function(y) { | |
3664 | if (y < this.refreshStart) this.refreshStart = y; | |
3665 | if (y > this.refreshEnd) this.refreshEnd = y; | |
3666 | // if (y > this.refreshEnd) { | |
3667 | // this.refreshEnd = y; | |
3668 | // if (y > this.rows - 1) { | |
3669 | // this.refreshEnd = this.rows - 1; | |
3670 | // } | |
3671 | // } | |
3672 | }; | |
3673 | ||
3674 | Terminal.prototype.maxRange = function() { | |
3675 | this.refreshStart = 0; | |
3676 | this.refreshEnd = this.rows - 1; | |
3677 | }; | |
3678 | ||
3679 | Terminal.prototype.setupStops = function(i) { | |
3680 | if (i != null) { | |
3681 | if (!this.tabs[i]) { | |
3682 | i = this.prevStop(i); | |
3683 | } | |
3684 | } else { | |
3685 | this.tabs = {}; | |
3686 | i = 0; | |
3687 | } | |
3688 | ||
3689 | for (; i < this.cols; i += 8) { | |
3690 | this.tabs[i] = true; | |
3691 | } | |
3692 | }; | |
3693 | ||
3694 | Terminal.prototype.prevStop = function(x) { | |
3695 | if (x == null) x = this.x; | |
3696 | while (!this.tabs[--x] && x > 0); | |
3697 | return x >= this.cols | |
3698 | ? this.cols - 1 | |
3699 | : x < 0 ? 0 : x; | |
3700 | }; | |
3701 | ||
3702 | Terminal.prototype.nextStop = function(x) { | |
3703 | if (x == null) x = this.x; | |
3704 | while (!this.tabs[++x] && x < this.cols); | |
3705 | return x >= this.cols | |
3706 | ? this.cols - 1 | |
3707 | : x < 0 ? 0 : x; | |
3708 | }; | |
3709 | ||
3710 | Terminal.prototype.eraseRight = function(x, y) { | |
3711 | var line = this.lines[this.ybase + y] | |
3712 | , ch = [this.eraseAttr(), ' ']; // xterm | |
3713 | ||
3714 | ||
3715 | for (; x < this.cols; x++) { | |
3716 | line[x] = ch; | |
3717 | } | |
3718 | ||
3719 | this.updateRange(y); | |
3720 | }; | |
3721 | ||
3722 | Terminal.prototype.eraseLeft = function(x, y) { | |
3723 | var line = this.lines[this.ybase + y] | |
3724 | , ch = [this.eraseAttr(), ' ']; // xterm | |
3725 | ||
3726 | x++; | |
3727 | while (x--) line[x] = ch; | |
3728 | ||
3729 | this.updateRange(y); | |
3730 | }; | |
3731 | ||
3732 | Terminal.prototype.eraseLine = function(y) { | |
3733 | this.eraseRight(0, y); | |
3734 | }; | |
3735 | ||
3736 | Terminal.prototype.blankLine = function(cur) { | |
3737 | var attr = cur | |
3738 | ? this.eraseAttr() | |
3739 | : this.defAttr; | |
3740 | ||
3741 | var ch = [attr, ' '] | |
3742 | , line = [] | |
3743 | , i = 0; | |
3744 | ||
3745 | for (; i < this.cols; i++) { | |
3746 | line[i] = ch; | |
3747 | } | |
3748 | ||
3749 | return line; | |
3750 | }; | |
3751 | ||
3752 | Terminal.prototype.ch = function(cur) { | |
3753 | return cur | |
3754 | ? [this.eraseAttr(), ' '] | |
3755 | : [this.defAttr, ' ']; | |
3756 | }; | |
3757 | ||
3758 | Terminal.prototype.is = function(term) { | |
86dad1b0 | 3759 | var name = this.termName; |
8bc844c0 CJ |
3760 | return (name + '').indexOf(term) === 0; |
3761 | }; | |
3762 | ||
3763 | Terminal.prototype.handler = function(data) { | |
3764 | this.emit('data', data); | |
3765 | }; | |
3766 | ||
3767 | Terminal.prototype.handleTitle = function(title) { | |
3768 | this.emit('title', title); | |
3769 | }; | |
3770 | ||
3771 | /** | |
3772 | * ESC | |
3773 | */ | |
3774 | ||
3775 | // ESC D Index (IND is 0x84). | |
3776 | Terminal.prototype.index = function() { | |
3777 | this.y++; | |
3778 | if (this.y > this.scrollBottom) { | |
3779 | this.y--; | |
3780 | this.scroll(); | |
3781 | } | |
3782 | this.state = normal; | |
3783 | }; | |
3784 | ||
3785 | // ESC M Reverse Index (RI is 0x8d). | |
3786 | Terminal.prototype.reverseIndex = function() { | |
3787 | var j; | |
3788 | this.y--; | |
3789 | if (this.y < this.scrollTop) { | |
3790 | this.y++; | |
3791 | // possibly move the code below to term.reverseScroll(); | |
3792 | // test: echo -ne '\e[1;1H\e[44m\eM\e[0m' | |
3793 | // blankLine(true) is xterm/linux behavior | |
3794 | this.lines.splice(this.y + this.ybase, 0, this.blankLine(true)); | |
3795 | j = this.rows - 1 - this.scrollBottom; | |
3796 | this.lines.splice(this.rows - 1 + this.ybase - j + 1, 1); | |
3797 | // this.maxRange(); | |
3798 | this.updateRange(this.scrollTop); | |
3799 | this.updateRange(this.scrollBottom); | |
3800 | } | |
3801 | this.state = normal; | |
3802 | }; | |
3803 | ||
3804 | // ESC c Full Reset (RIS). | |
3805 | Terminal.prototype.reset = function() { | |
616b25ba | 3806 | Terminal.call(this, this.options); |
8bc844c0 CJ |
3807 | this.refresh(0, this.rows - 1); |
3808 | }; | |
3809 | ||
3810 | // ESC H Tab Set (HTS is 0x88). | |
3811 | Terminal.prototype.tabSet = function() { | |
3812 | this.tabs[this.x] = true; | |
3813 | this.state = normal; | |
3814 | }; | |
3815 | ||
3816 | /** | |
3817 | * CSI | |
3818 | */ | |
3819 | ||
3820 | // CSI Ps A | |
3821 | // Cursor Up Ps Times (default = 1) (CUU). | |
3822 | Terminal.prototype.cursorUp = function(params) { | |
3823 | var param = params[0]; | |
3824 | if (param < 1) param = 1; | |
3825 | this.y -= param; | |
3826 | if (this.y < 0) this.y = 0; | |
3827 | }; | |
3828 | ||
3829 | // CSI Ps B | |
3830 | // Cursor Down Ps Times (default = 1) (CUD). | |
3831 | Terminal.prototype.cursorDown = function(params) { | |
3832 | var param = params[0]; | |
3833 | if (param < 1) param = 1; | |
3834 | this.y += param; | |
3835 | if (this.y >= this.rows) { | |
3836 | this.y = this.rows - 1; | |
3837 | } | |
3838 | }; | |
3839 | ||
3840 | // CSI Ps C | |
3841 | // Cursor Forward Ps Times (default = 1) (CUF). | |
3842 | Terminal.prototype.cursorForward = function(params) { | |
3843 | var param = params[0]; | |
3844 | if (param < 1) param = 1; | |
3845 | this.x += param; | |
3846 | if (this.x >= this.cols) { | |
3847 | this.x = this.cols - 1; | |
3848 | } | |
3849 | }; | |
3850 | ||
3851 | // CSI Ps D | |
3852 | // Cursor Backward Ps Times (default = 1) (CUB). | |
3853 | Terminal.prototype.cursorBackward = function(params) { | |
3854 | var param = params[0]; | |
3855 | if (param < 1) param = 1; | |
3856 | this.x -= param; | |
3857 | if (this.x < 0) this.x = 0; | |
3858 | }; | |
3859 | ||
3860 | // CSI Ps ; Ps H | |
3861 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
3862 | Terminal.prototype.cursorPos = function(params) { | |
3863 | var row, col; | |
3864 | ||
3865 | row = params[0] - 1; | |
3866 | ||
3867 | if (params.length >= 2) { | |
3868 | col = params[1] - 1; | |
3869 | } else { | |
3870 | col = 0; | |
3871 | } | |
3872 | ||
3873 | if (row < 0) { | |
3874 | row = 0; | |
3875 | } else if (row >= this.rows) { | |
3876 | row = this.rows - 1; | |
3877 | } | |
3878 | ||
3879 | if (col < 0) { | |
3880 | col = 0; | |
3881 | } else if (col >= this.cols) { | |
3882 | col = this.cols - 1; | |
3883 | } | |
3884 | ||
3885 | this.x = col; | |
3886 | this.y = row; | |
3887 | }; | |
3888 | ||
3889 | // CSI Ps J Erase in Display (ED). | |
3890 | // Ps = 0 -> Erase Below (default). | |
3891 | // Ps = 1 -> Erase Above. | |
3892 | // Ps = 2 -> Erase All. | |
3893 | // Ps = 3 -> Erase Saved Lines (xterm). | |
3894 | // CSI ? Ps J | |
3895 | // Erase in Display (DECSED). | |
3896 | // Ps = 0 -> Selective Erase Below (default). | |
3897 | // Ps = 1 -> Selective Erase Above. | |
3898 | // Ps = 2 -> Selective Erase All. | |
3899 | Terminal.prototype.eraseInDisplay = function(params) { | |
3900 | var j; | |
3901 | switch (params[0]) { | |
3902 | case 0: | |
3903 | this.eraseRight(this.x, this.y); | |
3904 | j = this.y + 1; | |
3905 | for (; j < this.rows; j++) { | |
3906 | this.eraseLine(j); | |
3907 | } | |
3908 | break; | |
3909 | case 1: | |
3910 | this.eraseLeft(this.x, this.y); | |
3911 | j = this.y; | |
3912 | while (j--) { | |
3913 | this.eraseLine(j); | |
3914 | } | |
3915 | break; | |
3916 | case 2: | |
3917 | j = this.rows; | |
3918 | while (j--) this.eraseLine(j); | |
3919 | break; | |
3920 | case 3: | |
3921 | ; // no saved lines | |
3922 | break; | |
3923 | } | |
3924 | }; | |
3925 | ||
3926 | // CSI Ps K Erase in Line (EL). | |
3927 | // Ps = 0 -> Erase to Right (default). | |
3928 | // Ps = 1 -> Erase to Left. | |
3929 | // Ps = 2 -> Erase All. | |
3930 | // CSI ? Ps K | |
3931 | // Erase in Line (DECSEL). | |
3932 | // Ps = 0 -> Selective Erase to Right (default). | |
3933 | // Ps = 1 -> Selective Erase to Left. | |
3934 | // Ps = 2 -> Selective Erase All. | |
3935 | Terminal.prototype.eraseInLine = function(params) { | |
3936 | switch (params[0]) { | |
3937 | case 0: | |
3938 | this.eraseRight(this.x, this.y); | |
3939 | break; | |
3940 | case 1: | |
3941 | this.eraseLeft(this.x, this.y); | |
3942 | break; | |
3943 | case 2: | |
3944 | this.eraseLine(this.y); | |
3945 | break; | |
3946 | } | |
3947 | }; | |
3948 | ||
3949 | // CSI Pm m Character Attributes (SGR). | |
3950 | // Ps = 0 -> Normal (default). | |
3951 | // Ps = 1 -> Bold. | |
3952 | // Ps = 4 -> Underlined. | |
3953 | // Ps = 5 -> Blink (appears as Bold). | |
3954 | // Ps = 7 -> Inverse. | |
3955 | // Ps = 8 -> Invisible, i.e., hidden (VT300). | |
3956 | // Ps = 2 2 -> Normal (neither bold nor faint). | |
3957 | // Ps = 2 4 -> Not underlined. | |
3958 | // Ps = 2 5 -> Steady (not blinking). | |
3959 | // Ps = 2 7 -> Positive (not inverse). | |
3960 | // Ps = 2 8 -> Visible, i.e., not hidden (VT300). | |
3961 | // Ps = 3 0 -> Set foreground color to Black. | |
3962 | // Ps = 3 1 -> Set foreground color to Red. | |
3963 | // Ps = 3 2 -> Set foreground color to Green. | |
3964 | // Ps = 3 3 -> Set foreground color to Yellow. | |
3965 | // Ps = 3 4 -> Set foreground color to Blue. | |
3966 | // Ps = 3 5 -> Set foreground color to Magenta. | |
3967 | // Ps = 3 6 -> Set foreground color to Cyan. | |
3968 | // Ps = 3 7 -> Set foreground color to White. | |
3969 | // Ps = 3 9 -> Set foreground color to default (original). | |
3970 | // Ps = 4 0 -> Set background color to Black. | |
3971 | // Ps = 4 1 -> Set background color to Red. | |
3972 | // Ps = 4 2 -> Set background color to Green. | |
3973 | // Ps = 4 3 -> Set background color to Yellow. | |
3974 | // Ps = 4 4 -> Set background color to Blue. | |
3975 | // Ps = 4 5 -> Set background color to Magenta. | |
3976 | // Ps = 4 6 -> Set background color to Cyan. | |
3977 | // Ps = 4 7 -> Set background color to White. | |
3978 | // Ps = 4 9 -> Set background color to default (original). | |
3979 | ||
3980 | // If 16-color support is compiled, the following apply. Assume | |
3981 | // that xterm's resources are set so that the ISO color codes are | |
3982 | // the first 8 of a set of 16. Then the aixterm colors are the | |
3983 | // bright versions of the ISO colors: | |
3984 | // Ps = 9 0 -> Set foreground color to Black. | |
3985 | // Ps = 9 1 -> Set foreground color to Red. | |
3986 | // Ps = 9 2 -> Set foreground color to Green. | |
3987 | // Ps = 9 3 -> Set foreground color to Yellow. | |
3988 | // Ps = 9 4 -> Set foreground color to Blue. | |
3989 | // Ps = 9 5 -> Set foreground color to Magenta. | |
3990 | // Ps = 9 6 -> Set foreground color to Cyan. | |
3991 | // Ps = 9 7 -> Set foreground color to White. | |
3992 | // Ps = 1 0 0 -> Set background color to Black. | |
3993 | // Ps = 1 0 1 -> Set background color to Red. | |
3994 | // Ps = 1 0 2 -> Set background color to Green. | |
3995 | // Ps = 1 0 3 -> Set background color to Yellow. | |
3996 | // Ps = 1 0 4 -> Set background color to Blue. | |
3997 | // Ps = 1 0 5 -> Set background color to Magenta. | |
3998 | // Ps = 1 0 6 -> Set background color to Cyan. | |
3999 | // Ps = 1 0 7 -> Set background color to White. | |
4000 | ||
4001 | // If xterm is compiled with the 16-color support disabled, it | |
4002 | // supports the following, from rxvt: | |
4003 | // Ps = 1 0 0 -> Set foreground and background color to | |
4004 | // default. | |
4005 | ||
4006 | // If 88- or 256-color support is compiled, the following apply. | |
4007 | // Ps = 3 8 ; 5 ; Ps -> Set foreground color to the second | |
4008 | // Ps. | |
4009 | // Ps = 4 8 ; 5 ; Ps -> Set background color to the second | |
4010 | // Ps. | |
4011 | Terminal.prototype.charAttributes = function(params) { | |
15f68335 CJ |
4012 | // Optimize a single SGR0. |
4013 | if (params.length === 1 && params[0] === 0) { | |
4014 | this.curAttr = this.defAttr; | |
4015 | return; | |
4016 | } | |
4017 | ||
8bc844c0 CJ |
4018 | var l = params.length |
4019 | , i = 0 | |
4020 | , flags = this.curAttr >> 18 | |
4021 | , fg = (this.curAttr >> 9) & 0x1ff | |
4022 | , bg = this.curAttr & 0x1ff | |
4023 | , p; | |
4024 | ||
4025 | for (; i < l; i++) { | |
4026 | p = params[i]; | |
4027 | if (p >= 30 && p <= 37) { | |
4028 | // fg color 8 | |
4029 | fg = p - 30; | |
4030 | } else if (p >= 40 && p <= 47) { | |
4031 | // bg color 8 | |
4032 | bg = p - 40; | |
4033 | } else if (p >= 90 && p <= 97) { | |
4034 | // fg color 16 | |
4035 | p += 8; | |
4036 | fg = p - 90; | |
4037 | } else if (p >= 100 && p <= 107) { | |
4038 | // bg color 16 | |
4039 | p += 8; | |
4040 | bg = p - 100; | |
4041 | } else if (p === 0) { | |
4042 | // default | |
4043 | flags = this.defAttr >> 18; | |
4044 | fg = (this.defAttr >> 9) & 0x1ff; | |
4045 | bg = this.defAttr & 0x1ff; | |
15f68335 CJ |
4046 | // flags = 0; |
4047 | // fg = 0x1ff; | |
4048 | // bg = 0x1ff; | |
8bc844c0 CJ |
4049 | } else if (p === 1) { |
4050 | // bold text | |
4051 | flags |= 1; | |
4052 | } else if (p === 4) { | |
4053 | // underlined text | |
4054 | flags |= 2; | |
15f68335 CJ |
4055 | } else if (p === 5) { |
4056 | // blink | |
4057 | flags |= 4; | |
4058 | } else if (p === 7) { | |
8bc844c0 CJ |
4059 | // inverse and positive |
4060 | // test with: echo -e '\e[31m\e[42mhello\e[7mworld\e[27mhi\e[m' | |
15f68335 CJ |
4061 | flags |= 8; |
4062 | } else if (p === 8) { | |
4063 | // invisible | |
4064 | flags |= 16; | |
8bc844c0 CJ |
4065 | } else if (p === 22) { |
4066 | // not bold | |
4067 | flags &= ~1; | |
4068 | } else if (p === 24) { | |
4069 | // not underlined | |
4070 | flags &= ~2; | |
15f68335 CJ |
4071 | } else if (p === 25) { |
4072 | // not blink | |
4073 | flags &= ~4; | |
4074 | } else if (p === 27) { | |
4075 | // not inverse | |
4076 | flags &= ~8; | |
4077 | } else if (p === 28) { | |
4078 | // not invisible | |
4079 | flags &= ~16; | |
8bc844c0 CJ |
4080 | } else if (p === 39) { |
4081 | // reset fg | |
4082 | fg = (this.defAttr >> 9) & 0x1ff; | |
4083 | } else if (p === 49) { | |
4084 | // reset bg | |
4085 | bg = this.defAttr & 0x1ff; | |
4086 | } else if (p === 38) { | |
4087 | // fg color 256 | |
a68c8336 CJ |
4088 | if (params[i + 1] === 2) { |
4089 | i += 2; | |
4090 | fg = matchColor( | |
4091 | params[i] & 0xff, | |
4092 | params[i + 1] & 0xff, | |
4093 | params[i + 2] & 0xff); | |
4094 | if (fg === -1) fg = 0x1ff; | |
4095 | i += 2; | |
4096 | } else if (params[i + 1] === 5) { | |
4097 | i += 2; | |
4098 | p = params[i] & 0xff; | |
4099 | fg = p; | |
4100 | } | |
8bc844c0 CJ |
4101 | } else if (p === 48) { |
4102 | // bg color 256 | |
a68c8336 CJ |
4103 | if (params[i + 1] === 2) { |
4104 | i += 2; | |
4105 | bg = matchColor( | |
4106 | params[i] & 0xff, | |
4107 | params[i + 1] & 0xff, | |
4108 | params[i + 2] & 0xff); | |
4109 | if (bg === -1) bg = 0x1ff; | |
4110 | i += 2; | |
4111 | } else if (params[i + 1] === 5) { | |
4112 | i += 2; | |
4113 | p = params[i] & 0xff; | |
4114 | bg = p; | |
4115 | } | |
15f68335 CJ |
4116 | } else if (p === 100) { |
4117 | // reset fg/bg | |
4118 | fg = (this.defAttr >> 9) & 0x1ff; | |
4119 | bg = this.defAttr & 0x1ff; | |
4120 | } else { | |
4121 | this.error('Unknown SGR attribute: %d.', p); | |
8bc844c0 CJ |
4122 | } |
4123 | } | |
4124 | ||
4125 | this.curAttr = (flags << 18) | (fg << 9) | bg; | |
4126 | }; | |
4127 | ||
4128 | // CSI Ps n Device Status Report (DSR). | |
4129 | // Ps = 5 -> Status Report. Result (``OK'') is | |
4130 | // CSI 0 n | |
4131 | // Ps = 6 -> Report Cursor Position (CPR) [row;column]. | |
4132 | // Result is | |
4133 | // CSI r ; c R | |
4134 | // CSI ? Ps n | |
4135 | // Device Status Report (DSR, DEC-specific). | |
4136 | // Ps = 6 -> Report Cursor Position (CPR) [row;column] as CSI | |
4137 | // ? r ; c R (assumes page is zero). | |
4138 | // Ps = 1 5 -> Report Printer status as CSI ? 1 0 n (ready). | |
4139 | // or CSI ? 1 1 n (not ready). | |
4140 | // Ps = 2 5 -> Report UDK status as CSI ? 2 0 n (unlocked) | |
4141 | // or CSI ? 2 1 n (locked). | |
4142 | // Ps = 2 6 -> Report Keyboard status as | |
4143 | // CSI ? 2 7 ; 1 ; 0 ; 0 n (North American). | |
4144 | // The last two parameters apply to VT400 & up, and denote key- | |
4145 | // board ready and LK01 respectively. | |
4146 | // Ps = 5 3 -> Report Locator status as | |
4147 | // CSI ? 5 3 n Locator available, if compiled-in, or | |
4148 | // CSI ? 5 0 n No Locator, if not. | |
4149 | Terminal.prototype.deviceStatus = function(params) { | |
4150 | if (!this.prefix) { | |
4151 | switch (params[0]) { | |
4152 | case 5: | |
4153 | // status report | |
4154 | this.send('\x1b[0n'); | |
4155 | break; | |
4156 | case 6: | |
4157 | // cursor position | |
4158 | this.send('\x1b[' | |
4159 | + (this.y + 1) | |
4160 | + ';' | |
4161 | + (this.x + 1) | |
4162 | + 'R'); | |
4163 | break; | |
4164 | } | |
4165 | } else if (this.prefix === '?') { | |
4166 | // modern xterm doesnt seem to | |
4167 | // respond to any of these except ?6, 6, and 5 | |
4168 | switch (params[0]) { | |
4169 | case 6: | |
4170 | // cursor position | |
4171 | this.send('\x1b[?' | |
4172 | + (this.y + 1) | |
4173 | + ';' | |
4174 | + (this.x + 1) | |
4175 | + 'R'); | |
4176 | break; | |
4177 | case 15: | |
4178 | // no printer | |
4179 | // this.send('\x1b[?11n'); | |
4180 | break; | |
4181 | case 25: | |
4182 | // dont support user defined keys | |
4183 | // this.send('\x1b[?21n'); | |
4184 | break; | |
4185 | case 26: | |
4186 | // north american keyboard | |
4187 | // this.send('\x1b[?27;1;0;0n'); | |
4188 | break; | |
4189 | case 53: | |
4190 | // no dec locator/mouse | |
4191 | // this.send('\x1b[?50n'); | |
4192 | break; | |
4193 | } | |
4194 | } | |
4195 | }; | |
4196 | ||
4197 | /** | |
4198 | * Additions | |
4199 | */ | |
4200 | ||
4201 | // CSI Ps @ | |
4202 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
4203 | Terminal.prototype.insertChars = function(params) { | |
4204 | var param, row, j, ch; | |
4205 | ||
4206 | param = params[0]; | |
4207 | if (param < 1) param = 1; | |
4208 | ||
4209 | row = this.y + this.ybase; | |
4210 | j = this.x; | |
4211 | ch = [this.eraseAttr(), ' ']; // xterm | |
4212 | ||
4213 | while (param-- && j < this.cols) { | |
4214 | this.lines[row].splice(j++, 0, ch); | |
4215 | this.lines[row].pop(); | |
4216 | } | |
4217 | }; | |
4218 | ||
4219 | // CSI Ps E | |
4220 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
4221 | // same as CSI Ps B ? | |
4222 | Terminal.prototype.cursorNextLine = function(params) { | |
4223 | var param = params[0]; | |
4224 | if (param < 1) param = 1; | |
4225 | this.y += param; | |
4226 | if (this.y >= this.rows) { | |
4227 | this.y = this.rows - 1; | |
4228 | } | |
4229 | this.x = 0; | |
4230 | }; | |
4231 | ||
4232 | // CSI Ps F | |
4233 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
4234 | // reuse CSI Ps A ? | |
4235 | Terminal.prototype.cursorPrecedingLine = function(params) { | |
4236 | var param = params[0]; | |
4237 | if (param < 1) param = 1; | |
4238 | this.y -= param; | |
4239 | if (this.y < 0) this.y = 0; | |
4240 | this.x = 0; | |
4241 | }; | |
4242 | ||
4243 | // CSI Ps G | |
4244 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
4245 | Terminal.prototype.cursorCharAbsolute = function(params) { | |
4246 | var param = params[0]; | |
4247 | if (param < 1) param = 1; | |
4248 | this.x = param - 1; | |
4249 | }; | |
4250 | ||
4251 | // CSI Ps L | |
4252 | // Insert Ps Line(s) (default = 1) (IL). | |
4253 | Terminal.prototype.insertLines = function(params) { | |
4254 | var param, row, j; | |
4255 | ||
4256 | param = params[0]; | |
4257 | if (param < 1) param = 1; | |
4258 | row = this.y + this.ybase; | |
4259 | ||
4260 | j = this.rows - 1 - this.scrollBottom; | |
4261 | j = this.rows - 1 + this.ybase - j + 1; | |
4262 | ||
4263 | while (param--) { | |
4264 | // test: echo -e '\e[44m\e[1L\e[0m' | |
4265 | // blankLine(true) - xterm/linux behavior | |
4266 | this.lines.splice(row, 0, this.blankLine(true)); | |
4267 | this.lines.splice(j, 1); | |
4268 | } | |
4269 | ||
4270 | // this.maxRange(); | |
4271 | this.updateRange(this.y); | |
4272 | this.updateRange(this.scrollBottom); | |
4273 | }; | |
4274 | ||
4275 | // CSI Ps M | |
4276 | // Delete Ps Line(s) (default = 1) (DL). | |
4277 | Terminal.prototype.deleteLines = function(params) { | |
4278 | var param, row, j; | |
4279 | ||
4280 | param = params[0]; | |
4281 | if (param < 1) param = 1; | |
4282 | row = this.y + this.ybase; | |
4283 | ||
4284 | j = this.rows - 1 - this.scrollBottom; | |
4285 | j = this.rows - 1 + this.ybase - j; | |
4286 | ||
4287 | while (param--) { | |
4288 | // test: echo -e '\e[44m\e[1M\e[0m' | |
4289 | // blankLine(true) - xterm/linux behavior | |
4290 | this.lines.splice(j + 1, 0, this.blankLine(true)); | |
4291 | this.lines.splice(row, 1); | |
4292 | } | |
4293 | ||
4294 | // this.maxRange(); | |
4295 | this.updateRange(this.y); | |
4296 | this.updateRange(this.scrollBottom); | |
4297 | }; | |
4298 | ||
4299 | // CSI Ps P | |
4300 | // Delete Ps Character(s) (default = 1) (DCH). | |
4301 | Terminal.prototype.deleteChars = function(params) { | |
4302 | var param, row, ch; | |
4303 | ||
4304 | param = params[0]; | |
4305 | if (param < 1) param = 1; | |
4306 | ||
4307 | row = this.y + this.ybase; | |
4308 | ch = [this.eraseAttr(), ' ']; // xterm | |
4309 | ||
4310 | while (param--) { | |
4311 | this.lines[row].splice(this.x, 1); | |
4312 | this.lines[row].push(ch); | |
4313 | } | |
4314 | }; | |
4315 | ||
4316 | // CSI Ps X | |
4317 | // Erase Ps Character(s) (default = 1) (ECH). | |
4318 | Terminal.prototype.eraseChars = function(params) { | |
4319 | var param, row, j, ch; | |
4320 | ||
4321 | param = params[0]; | |
4322 | if (param < 1) param = 1; | |
4323 | ||
4324 | row = this.y + this.ybase; | |
4325 | j = this.x; | |
4326 | ch = [this.eraseAttr(), ' ']; // xterm | |
4327 | ||
4328 | while (param-- && j < this.cols) { | |
4329 | this.lines[row][j++] = ch; | |
4330 | } | |
4331 | }; | |
4332 | ||
4333 | // CSI Pm ` Character Position Absolute | |
4334 | // [column] (default = [row,1]) (HPA). | |
4335 | Terminal.prototype.charPosAbsolute = function(params) { | |
4336 | var param = params[0]; | |
4337 | if (param < 1) param = 1; | |
4338 | this.x = param - 1; | |
4339 | if (this.x >= this.cols) { | |
4340 | this.x = this.cols - 1; | |
4341 | } | |
4342 | }; | |
4343 | ||
4344 | // 141 61 a * HPR - | |
4345 | // Horizontal Position Relative | |
4346 | // reuse CSI Ps C ? | |
4347 | Terminal.prototype.HPositionRelative = function(params) { | |
4348 | var param = params[0]; | |
4349 | if (param < 1) param = 1; | |
4350 | this.x += param; | |
4351 | if (this.x >= this.cols) { | |
4352 | this.x = this.cols - 1; | |
4353 | } | |
4354 | }; | |
4355 | ||
4356 | // CSI Ps c Send Device Attributes (Primary DA). | |
4357 | // Ps = 0 or omitted -> request attributes from terminal. The | |
4358 | // response depends on the decTerminalID resource setting. | |
4359 | // -> CSI ? 1 ; 2 c (``VT100 with Advanced Video Option'') | |
4360 | // -> CSI ? 1 ; 0 c (``VT101 with No Options'') | |
4361 | // -> CSI ? 6 c (``VT102'') | |
4362 | // -> CSI ? 6 0 ; 1 ; 2 ; 6 ; 8 ; 9 ; 1 5 ; c (``VT220'') | |
4363 | // The VT100-style response parameters do not mean anything by | |
4364 | // themselves. VT220 parameters do, telling the host what fea- | |
4365 | // tures the terminal supports: | |
4366 | // Ps = 1 -> 132-columns. | |
4367 | // Ps = 2 -> Printer. | |
4368 | // Ps = 6 -> Selective erase. | |
4369 | // Ps = 8 -> User-defined keys. | |
4370 | // Ps = 9 -> National replacement character sets. | |
4371 | // Ps = 1 5 -> Technical characters. | |
4372 | // Ps = 2 2 -> ANSI color, e.g., VT525. | |
4373 | // Ps = 2 9 -> ANSI text locator (i.e., DEC Locator mode). | |
4374 | // CSI > Ps c | |
4375 | // Send Device Attributes (Secondary DA). | |
4376 | // Ps = 0 or omitted -> request the terminal's identification | |
4377 | // code. The response depends on the decTerminalID resource set- | |
4378 | // ting. It should apply only to VT220 and up, but xterm extends | |
4379 | // this to VT100. | |
4380 | // -> CSI > Pp ; Pv ; Pc c | |
4381 | // where Pp denotes the terminal type | |
4382 | // Pp = 0 -> ``VT100''. | |
4383 | // Pp = 1 -> ``VT220''. | |
4384 | // and Pv is the firmware version (for xterm, this was originally | |
4385 | // the XFree86 patch number, starting with 95). In a DEC termi- | |
4386 | // nal, Pc indicates the ROM cartridge registration number and is | |
4387 | // always zero. | |
4388 | // More information: | |
4389 | // xterm/charproc.c - line 2012, for more information. | |
4390 | // vim responds with ^[[?0c or ^[[?1c after the terminal's response (?) | |
4391 | Terminal.prototype.sendDeviceAttributes = function(params) { | |
4392 | if (params[0] > 0) return; | |
4393 | ||
4394 | if (!this.prefix) { | |
4395 | if (this.is('xterm') | |
4396 | || this.is('rxvt-unicode') | |
4397 | || this.is('screen')) { | |
4398 | this.send('\x1b[?1;2c'); | |
4399 | } else if (this.is('linux')) { | |
4400 | this.send('\x1b[?6c'); | |
4401 | } | |
4402 | } else if (this.prefix === '>') { | |
4403 | // xterm and urxvt | |
4404 | // seem to spit this | |
4405 | // out around ~370 times (?). | |
4406 | if (this.is('xterm')) { | |
4407 | this.send('\x1b[>0;276;0c'); | |
4408 | } else if (this.is('rxvt-unicode')) { | |
4409 | this.send('\x1b[>85;95;0c'); | |
4410 | } else if (this.is('linux')) { | |
4411 | // not supported by linux console. | |
4412 | // linux console echoes parameters. | |
4413 | this.send(params[0] + 'c'); | |
4414 | } else if (this.is('screen')) { | |
4415 | this.send('\x1b[>83;40003;0c'); | |
4416 | } | |
4417 | } | |
4418 | }; | |
4419 | ||
4420 | // CSI Pm d | |
4421 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
4422 | Terminal.prototype.linePosAbsolute = function(params) { | |
4423 | var param = params[0]; | |
4424 | if (param < 1) param = 1; | |
4425 | this.y = param - 1; | |
4426 | if (this.y >= this.rows) { | |
4427 | this.y = this.rows - 1; | |
4428 | } | |
4429 | }; | |
4430 | ||
4431 | // 145 65 e * VPR - Vertical Position Relative | |
4432 | // reuse CSI Ps B ? | |
4433 | Terminal.prototype.VPositionRelative = function(params) { | |
4434 | var param = params[0]; | |
4435 | if (param < 1) param = 1; | |
4436 | this.y += param; | |
4437 | if (this.y >= this.rows) { | |
4438 | this.y = this.rows - 1; | |
4439 | } | |
4440 | }; | |
4441 | ||
4442 | // CSI Ps ; Ps f | |
4443 | // Horizontal and Vertical Position [row;column] (default = | |
4444 | // [1,1]) (HVP). | |
4445 | Terminal.prototype.HVPosition = function(params) { | |
4446 | if (params[0] < 1) params[0] = 1; | |
4447 | if (params[1] < 1) params[1] = 1; | |
4448 | ||
4449 | this.y = params[0] - 1; | |
4450 | if (this.y >= this.rows) { | |
4451 | this.y = this.rows - 1; | |
4452 | } | |
4453 | ||
4454 | this.x = params[1] - 1; | |
4455 | if (this.x >= this.cols) { | |
4456 | this.x = this.cols - 1; | |
4457 | } | |
4458 | }; | |
4459 | ||
4460 | // CSI Pm h Set Mode (SM). | |
4461 | // Ps = 2 -> Keyboard Action Mode (AM). | |
4462 | // Ps = 4 -> Insert Mode (IRM). | |
4463 | // Ps = 1 2 -> Send/receive (SRM). | |
4464 | // Ps = 2 0 -> Automatic Newline (LNM). | |
4465 | // CSI ? Pm h | |
4466 | // DEC Private Mode Set (DECSET). | |
4467 | // Ps = 1 -> Application Cursor Keys (DECCKM). | |
4468 | // Ps = 2 -> Designate USASCII for character sets G0-G3 | |
4469 | // (DECANM), and set VT100 mode. | |
4470 | // Ps = 3 -> 132 Column Mode (DECCOLM). | |
4471 | // Ps = 4 -> Smooth (Slow) Scroll (DECSCLM). | |
4472 | // Ps = 5 -> Reverse Video (DECSCNM). | |
4473 | // Ps = 6 -> Origin Mode (DECOM). | |
4474 | // Ps = 7 -> Wraparound Mode (DECAWM). | |
4475 | // Ps = 8 -> Auto-repeat Keys (DECARM). | |
4476 | // Ps = 9 -> Send Mouse X & Y on button press. See the sec- | |
4477 | // tion Mouse Tracking. | |
4478 | // Ps = 1 0 -> Show toolbar (rxvt). | |
4479 | // Ps = 1 2 -> Start Blinking Cursor (att610). | |
4480 | // Ps = 1 8 -> Print form feed (DECPFF). | |
4481 | // Ps = 1 9 -> Set print extent to full screen (DECPEX). | |
4482 | // Ps = 2 5 -> Show Cursor (DECTCEM). | |
4483 | // Ps = 3 0 -> Show scrollbar (rxvt). | |
4484 | // Ps = 3 5 -> Enable font-shifting functions (rxvt). | |
4485 | // Ps = 3 8 -> Enter Tektronix Mode (DECTEK). | |
4486 | // Ps = 4 0 -> Allow 80 -> 132 Mode. | |
4487 | // Ps = 4 1 -> more(1) fix (see curses resource). | |
4488 | // Ps = 4 2 -> Enable Nation Replacement Character sets (DECN- | |
4489 | // RCM). | |
4490 | // Ps = 4 4 -> Turn On Margin Bell. | |
4491 | // Ps = 4 5 -> Reverse-wraparound Mode. | |
4492 | // Ps = 4 6 -> Start Logging. This is normally disabled by a | |
4493 | // compile-time option. | |
4494 | // Ps = 4 7 -> Use Alternate Screen Buffer. (This may be dis- | |
4495 | // abled by the titeInhibit resource). | |
4496 | // Ps = 6 6 -> Application keypad (DECNKM). | |
4497 | // Ps = 6 7 -> Backarrow key sends backspace (DECBKM). | |
4498 | // Ps = 1 0 0 0 -> Send Mouse X & Y on button press and | |
4499 | // release. See the section Mouse Tracking. | |
4500 | // Ps = 1 0 0 1 -> Use Hilite Mouse Tracking. | |
4501 | // Ps = 1 0 0 2 -> Use Cell Motion Mouse Tracking. | |
4502 | // Ps = 1 0 0 3 -> Use All Motion Mouse Tracking. | |
4503 | // Ps = 1 0 0 4 -> Send FocusIn/FocusOut events. | |
4504 | // Ps = 1 0 0 5 -> Enable Extended Mouse Mode. | |
4505 | // Ps = 1 0 1 0 -> Scroll to bottom on tty output (rxvt). | |
4506 | // Ps = 1 0 1 1 -> Scroll to bottom on key press (rxvt). | |
4507 | // Ps = 1 0 3 4 -> Interpret "meta" key, sets eighth bit. | |
4508 | // (enables the eightBitInput resource). | |
4509 | // Ps = 1 0 3 5 -> Enable special modifiers for Alt and Num- | |
4510 | // Lock keys. (This enables the numLock resource). | |
4511 | // Ps = 1 0 3 6 -> Send ESC when Meta modifies a key. (This | |
4512 | // enables the metaSendsEscape resource). | |
4513 | // Ps = 1 0 3 7 -> Send DEL from the editing-keypad Delete | |
4514 | // key. | |
4515 | // Ps = 1 0 3 9 -> Send ESC when Alt modifies a key. (This | |
4516 | // enables the altSendsEscape resource). | |
4517 | // Ps = 1 0 4 0 -> Keep selection even if not highlighted. | |
4518 | // (This enables the keepSelection resource). | |
4519 | // Ps = 1 0 4 1 -> Use the CLIPBOARD selection. (This enables | |
4520 | // the selectToClipboard resource). | |
4521 | // Ps = 1 0 4 2 -> Enable Urgency window manager hint when | |
4522 | // Control-G is received. (This enables the bellIsUrgent | |
4523 | // resource). | |
4524 | // Ps = 1 0 4 3 -> Enable raising of the window when Control-G | |
4525 | // is received. (enables the popOnBell resource). | |
4526 | // Ps = 1 0 4 7 -> Use Alternate Screen Buffer. (This may be | |
4527 | // disabled by the titeInhibit resource). | |
4528 | // Ps = 1 0 4 8 -> Save cursor as in DECSC. (This may be dis- | |
4529 | // abled by the titeInhibit resource). | |
4530 | // Ps = 1 0 4 9 -> Save cursor as in DECSC and use Alternate | |
4531 | // Screen Buffer, clearing it first. (This may be disabled by | |
4532 | // the titeInhibit resource). This combines the effects of the 1 | |
4533 | // 0 4 7 and 1 0 4 8 modes. Use this with terminfo-based | |
4534 | // applications rather than the 4 7 mode. | |
4535 | // Ps = 1 0 5 0 -> Set terminfo/termcap function-key mode. | |
4536 | // Ps = 1 0 5 1 -> Set Sun function-key mode. | |
4537 | // Ps = 1 0 5 2 -> Set HP function-key mode. | |
4538 | // Ps = 1 0 5 3 -> Set SCO function-key mode. | |
4539 | // Ps = 1 0 6 0 -> Set legacy keyboard emulation (X11R6). | |
4540 | // Ps = 1 0 6 1 -> Set VT220 keyboard emulation. | |
4541 | // Ps = 2 0 0 4 -> Set bracketed paste mode. | |
4542 | // Modes: | |
4543 | // http://vt100.net/docs/vt220-rm/chapter4.html | |
4544 | Terminal.prototype.setMode = function(params) { | |
4545 | if (typeof params === 'object') { | |
4546 | var l = params.length | |
4547 | , i = 0; | |
4548 | ||
4549 | for (; i < l; i++) { | |
4550 | this.setMode(params[i]); | |
4551 | } | |
4552 | ||
4553 | return; | |
4554 | } | |
4555 | ||
4556 | if (!this.prefix) { | |
4557 | switch (params) { | |
4558 | case 4: | |
4559 | this.insertMode = true; | |
4560 | break; | |
4561 | case 20: | |
4562 | //this.convertEol = true; | |
4563 | break; | |
4564 | } | |
4565 | } else if (this.prefix === '?') { | |
4566 | switch (params) { | |
4567 | case 1: | |
4568 | this.applicationCursor = true; | |
4569 | break; | |
4570 | case 2: | |
4571 | this.setgCharset(0, Terminal.charsets.US); | |
4572 | this.setgCharset(1, Terminal.charsets.US); | |
4573 | this.setgCharset(2, Terminal.charsets.US); | |
4574 | this.setgCharset(3, Terminal.charsets.US); | |
4575 | // set VT100 mode here | |
4576 | break; | |
4577 | case 3: // 132 col mode | |
4578 | this.savedCols = this.cols; | |
4579 | this.resize(132, this.rows); | |
4580 | break; | |
4581 | case 6: | |
4582 | this.originMode = true; | |
4583 | break; | |
4584 | case 7: | |
4585 | this.wraparoundMode = true; | |
4586 | break; | |
4587 | case 12: | |
4588 | // this.cursorBlink = true; | |
4589 | break; | |
4590 | case 66: | |
4591 | this.log('Serial port requested application keypad.'); | |
4592 | this.applicationKeypad = true; | |
4593 | break; | |
4594 | case 9: // X10 Mouse | |
4595 | // no release, no motion, no wheel, no modifiers. | |
4596 | case 1000: // vt200 mouse | |
4597 | // no motion. | |
4598 | // no modifiers, except control on the wheel. | |
4599 | case 1002: // button event mouse | |
4600 | case 1003: // any event mouse | |
4601 | // any event - sends motion events, | |
4602 | // even if there is no button held down. | |
4603 | this.x10Mouse = params === 9; | |
4604 | this.vt200Mouse = params === 1000; | |
4605 | this.normalMouse = params > 1000; | |
4606 | this.mouseEvents = true; | |
4607 | this.element.style.cursor = 'default'; | |
4608 | this.log('Binding to mouse events.'); | |
4609 | break; | |
4610 | case 1004: // send focusin/focusout events | |
4611 | // focusin: ^[[I | |
4612 | // focusout: ^[[O | |
4613 | this.sendFocus = true; | |
4614 | break; | |
4615 | case 1005: // utf8 ext mode mouse | |
4616 | this.utfMouse = true; | |
4617 | // for wide terminals | |
4618 | // simply encodes large values as utf8 characters | |
4619 | break; | |
4620 | case 1006: // sgr ext mode mouse | |
4621 | this.sgrMouse = true; | |
4622 | // for wide terminals | |
4623 | // does not add 32 to fields | |
4624 | // press: ^[[<b;x;yM | |
4625 | // release: ^[[<b;x;ym | |
4626 | break; | |
4627 | case 1015: // urxvt ext mode mouse | |
4628 | this.urxvtMouse = true; | |
4629 | // for wide terminals | |
4630 | // numbers for fields | |
4631 | // press: ^[[b;x;yM | |
4632 | // motion: ^[[b;x;yT | |
4633 | break; | |
4634 | case 25: // show cursor | |
4635 | this.cursorHidden = false; | |
4636 | break; | |
4637 | case 1049: // alt screen buffer cursor | |
4638 | //this.saveCursor(); | |
4639 | ; // FALL-THROUGH | |
4640 | case 47: // alt screen buffer | |
4641 | case 1047: // alt screen buffer | |
4642 | if (!this.normal) { | |
4643 | var normal = { | |
4644 | lines: this.lines, | |
4645 | ybase: this.ybase, | |
4646 | ydisp: this.ydisp, | |
4647 | x: this.x, | |
4648 | y: this.y, | |
4649 | scrollTop: this.scrollTop, | |
4650 | scrollBottom: this.scrollBottom, | |
4651 | tabs: this.tabs | |
4652 | // XXX save charset(s) here? | |
4653 | // charset: this.charset, | |
4654 | // glevel: this.glevel, | |
4655 | // charsets: this.charsets | |
4656 | }; | |
4657 | this.reset(); | |
4658 | this.normal = normal; | |
4659 | this.showCursor(); | |
4660 | } | |
4661 | break; | |
4662 | } | |
4663 | } | |
4664 | }; | |
4665 | ||
4666 | // CSI Pm l Reset Mode (RM). | |
4667 | // Ps = 2 -> Keyboard Action Mode (AM). | |
4668 | // Ps = 4 -> Replace Mode (IRM). | |
4669 | // Ps = 1 2 -> Send/receive (SRM). | |
4670 | // Ps = 2 0 -> Normal Linefeed (LNM). | |
4671 | // CSI ? Pm l | |
4672 | // DEC Private Mode Reset (DECRST). | |
4673 | // Ps = 1 -> Normal Cursor Keys (DECCKM). | |
4674 | // Ps = 2 -> Designate VT52 mode (DECANM). | |
4675 | // Ps = 3 -> 80 Column Mode (DECCOLM). | |
4676 | // Ps = 4 -> Jump (Fast) Scroll (DECSCLM). | |
4677 | // Ps = 5 -> Normal Video (DECSCNM). | |
4678 | // Ps = 6 -> Normal Cursor Mode (DECOM). | |
4679 | // Ps = 7 -> No Wraparound Mode (DECAWM). | |
4680 | // Ps = 8 -> No Auto-repeat Keys (DECARM). | |
4681 | // Ps = 9 -> Don't send Mouse X & Y on button press. | |
4682 | // Ps = 1 0 -> Hide toolbar (rxvt). | |
4683 | // Ps = 1 2 -> Stop Blinking Cursor (att610). | |
4684 | // Ps = 1 8 -> Don't print form feed (DECPFF). | |
4685 | // Ps = 1 9 -> Limit print to scrolling region (DECPEX). | |
4686 | // Ps = 2 5 -> Hide Cursor (DECTCEM). | |
4687 | // Ps = 3 0 -> Don't show scrollbar (rxvt). | |
4688 | // Ps = 3 5 -> Disable font-shifting functions (rxvt). | |
4689 | // Ps = 4 0 -> Disallow 80 -> 132 Mode. | |
4690 | // Ps = 4 1 -> No more(1) fix (see curses resource). | |
4691 | // Ps = 4 2 -> Disable Nation Replacement Character sets (DEC- | |
4692 | // NRCM). | |
4693 | // Ps = 4 4 -> Turn Off Margin Bell. | |
4694 | // Ps = 4 5 -> No Reverse-wraparound Mode. | |
4695 | // Ps = 4 6 -> Stop Logging. (This is normally disabled by a | |
4696 | // compile-time option). | |
4697 | // Ps = 4 7 -> Use Normal Screen Buffer. | |
4698 | // Ps = 6 6 -> Numeric keypad (DECNKM). | |
4699 | // Ps = 6 7 -> Backarrow key sends delete (DECBKM). | |
4700 | // Ps = 1 0 0 0 -> Don't send Mouse X & Y on button press and | |
4701 | // release. See the section Mouse Tracking. | |
4702 | // Ps = 1 0 0 1 -> Don't use Hilite Mouse Tracking. | |
4703 | // Ps = 1 0 0 2 -> Don't use Cell Motion Mouse Tracking. | |
4704 | // Ps = 1 0 0 3 -> Don't use All Motion Mouse Tracking. | |
4705 | // Ps = 1 0 0 4 -> Don't send FocusIn/FocusOut events. | |
4706 | // Ps = 1 0 0 5 -> Disable Extended Mouse Mode. | |
4707 | // Ps = 1 0 1 0 -> Don't scroll to bottom on tty output | |
4708 | // (rxvt). | |
4709 | // Ps = 1 0 1 1 -> Don't scroll to bottom on key press (rxvt). | |
4710 | // Ps = 1 0 3 4 -> Don't interpret "meta" key. (This disables | |
4711 | // the eightBitInput resource). | |
4712 | // Ps = 1 0 3 5 -> Disable special modifiers for Alt and Num- | |
4713 | // Lock keys. (This disables the numLock resource). | |
4714 | // Ps = 1 0 3 6 -> Don't send ESC when Meta modifies a key. | |
4715 | // (This disables the metaSendsEscape resource). | |
4716 | // Ps = 1 0 3 7 -> Send VT220 Remove from the editing-keypad | |
4717 | // Delete key. | |
4718 | // Ps = 1 0 3 9 -> Don't send ESC when Alt modifies a key. | |
4719 | // (This disables the altSendsEscape resource). | |
4720 | // Ps = 1 0 4 0 -> Do not keep selection when not highlighted. | |
4721 | // (This disables the keepSelection resource). | |
4722 | // Ps = 1 0 4 1 -> Use the PRIMARY selection. (This disables | |
4723 | // the selectToClipboard resource). | |
4724 | // Ps = 1 0 4 2 -> Disable Urgency window manager hint when | |
4725 | // Control-G is received. (This disables the bellIsUrgent | |
4726 | // resource). | |
4727 | // Ps = 1 0 4 3 -> Disable raising of the window when Control- | |
4728 | // G is received. (This disables the popOnBell resource). | |
4729 | // Ps = 1 0 4 7 -> Use Normal Screen Buffer, clearing screen | |
4730 | // first if in the Alternate Screen. (This may be disabled by | |
4731 | // the titeInhibit resource). | |
4732 | // Ps = 1 0 4 8 -> Restore cursor as in DECRC. (This may be | |
4733 | // disabled by the titeInhibit resource). | |
4734 | // Ps = 1 0 4 9 -> Use Normal Screen Buffer and restore cursor | |
4735 | // as in DECRC. (This may be disabled by the titeInhibit | |
4736 | // resource). This combines the effects of the 1 0 4 7 and 1 0 | |
4737 | // 4 8 modes. Use this with terminfo-based applications rather | |
4738 | // than the 4 7 mode. | |
4739 | // Ps = 1 0 5 0 -> Reset terminfo/termcap function-key mode. | |
4740 | // Ps = 1 0 5 1 -> Reset Sun function-key mode. | |
4741 | // Ps = 1 0 5 2 -> Reset HP function-key mode. | |
4742 | // Ps = 1 0 5 3 -> Reset SCO function-key mode. | |
4743 | // Ps = 1 0 6 0 -> Reset legacy keyboard emulation (X11R6). | |
4744 | // Ps = 1 0 6 1 -> Reset keyboard emulation to Sun/PC style. | |
4745 | // Ps = 2 0 0 4 -> Reset bracketed paste mode. | |
4746 | Terminal.prototype.resetMode = function(params) { | |
4747 | if (typeof params === 'object') { | |
4748 | var l = params.length | |
4749 | , i = 0; | |
4750 | ||
4751 | for (; i < l; i++) { | |
4752 | this.resetMode(params[i]); | |
4753 | } | |
4754 | ||
4755 | return; | |
4756 | } | |
4757 | ||
4758 | if (!this.prefix) { | |
4759 | switch (params) { | |
4760 | case 4: | |
4761 | this.insertMode = false; | |
4762 | break; | |
4763 | case 20: | |
4764 | //this.convertEol = false; | |
4765 | break; | |
4766 | } | |
4767 | } else if (this.prefix === '?') { | |
4768 | switch (params) { | |
4769 | case 1: | |
4770 | this.applicationCursor = false; | |
4771 | break; | |
4772 | case 3: | |
4773 | if (this.cols === 132 && this.savedCols) { | |
4774 | this.resize(this.savedCols, this.rows); | |
4775 | } | |
4776 | delete this.savedCols; | |
4777 | break; | |
4778 | case 6: | |
4779 | this.originMode = false; | |
4780 | break; | |
4781 | case 7: | |
4782 | this.wraparoundMode = false; | |
4783 | break; | |
4784 | case 12: | |
4785 | // this.cursorBlink = false; | |
4786 | break; | |
4787 | case 66: | |
4788 | this.log('Switching back to normal keypad.'); | |
4789 | this.applicationKeypad = false; | |
4790 | break; | |
4791 | case 9: // X10 Mouse | |
4792 | case 1000: // vt200 mouse | |
4793 | case 1002: // button event mouse | |
4794 | case 1003: // any event mouse | |
4795 | this.x10Mouse = false; | |
4796 | this.vt200Mouse = false; | |
4797 | this.normalMouse = false; | |
4798 | this.mouseEvents = false; | |
4799 | this.element.style.cursor = ''; | |
4800 | break; | |
4801 | case 1004: // send focusin/focusout events | |
4802 | this.sendFocus = false; | |
4803 | break; | |
4804 | case 1005: // utf8 ext mode mouse | |
4805 | this.utfMouse = false; | |
4806 | break; | |
4807 | case 1006: // sgr ext mode mouse | |
4808 | this.sgrMouse = false; | |
4809 | break; | |
4810 | case 1015: // urxvt ext mode mouse | |
4811 | this.urxvtMouse = false; | |
4812 | break; | |
4813 | case 25: // hide cursor | |
4814 | this.cursorHidden = true; | |
4815 | break; | |
4816 | case 1049: // alt screen buffer cursor | |
4817 | ; // FALL-THROUGH | |
4818 | case 47: // normal screen buffer | |
4819 | case 1047: // normal screen buffer - clearing it first | |
4820 | if (this.normal) { | |
4821 | this.lines = this.normal.lines; | |
4822 | this.ybase = this.normal.ybase; | |
4823 | this.ydisp = this.normal.ydisp; | |
4824 | this.x = this.normal.x; | |
4825 | this.y = this.normal.y; | |
4826 | this.scrollTop = this.normal.scrollTop; | |
4827 | this.scrollBottom = this.normal.scrollBottom; | |
4828 | this.tabs = this.normal.tabs; | |
4829 | this.normal = null; | |
4830 | // if (params === 1049) { | |
4831 | // this.x = this.savedX; | |
4832 | // this.y = this.savedY; | |
4833 | // } | |
4834 | this.refresh(0, this.rows - 1); | |
4835 | this.showCursor(); | |
4836 | } | |
4837 | break; | |
4838 | } | |
4839 | } | |
4840 | }; | |
4841 | ||
4842 | // CSI Ps ; Ps r | |
4843 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
4844 | // dow) (DECSTBM). | |
4845 | // CSI ? Pm r | |
4846 | Terminal.prototype.setScrollRegion = function(params) { | |
4847 | if (this.prefix) return; | |
4848 | this.scrollTop = (params[0] || 1) - 1; | |
4849 | this.scrollBottom = (params[1] || this.rows) - 1; | |
4850 | this.x = 0; | |
4851 | this.y = 0; | |
4852 | }; | |
4853 | ||
4854 | // CSI s | |
4855 | // Save cursor (ANSI.SYS). | |
4856 | Terminal.prototype.saveCursor = function(params) { | |
4857 | this.savedX = this.x; | |
4858 | this.savedY = this.y; | |
4859 | }; | |
4860 | ||
4861 | // CSI u | |
4862 | // Restore cursor (ANSI.SYS). | |
4863 | Terminal.prototype.restoreCursor = function(params) { | |
4864 | this.x = this.savedX || 0; | |
4865 | this.y = this.savedY || 0; | |
4866 | }; | |
4867 | ||
4868 | /** | |
4869 | * Lesser Used | |
4870 | */ | |
4871 | ||
4872 | // CSI Ps I | |
4873 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
4874 | Terminal.prototype.cursorForwardTab = function(params) { | |
4875 | var param = params[0] || 1; | |
4876 | while (param--) { | |
4877 | this.x = this.nextStop(); | |
4878 | } | |
4879 | }; | |
4880 | ||
4881 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
4882 | Terminal.prototype.scrollUp = function(params) { | |
4883 | var param = params[0] || 1; | |
4884 | while (param--) { | |
4885 | this.lines.splice(this.ybase + this.scrollTop, 1); | |
4886 | this.lines.splice(this.ybase + this.scrollBottom, 0, this.blankLine()); | |
4887 | } | |
4888 | // this.maxRange(); | |
4889 | this.updateRange(this.scrollTop); | |
4890 | this.updateRange(this.scrollBottom); | |
4891 | }; | |
4892 | ||
4893 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). | |
4894 | Terminal.prototype.scrollDown = function(params) { | |
4895 | var param = params[0] || 1; | |
4896 | while (param--) { | |
4897 | this.lines.splice(this.ybase + this.scrollBottom, 1); | |
4898 | this.lines.splice(this.ybase + this.scrollTop, 0, this.blankLine()); | |
4899 | } | |
4900 | // this.maxRange(); | |
4901 | this.updateRange(this.scrollTop); | |
4902 | this.updateRange(this.scrollBottom); | |
4903 | }; | |
4904 | ||
4905 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
4906 | // Initiate highlight mouse tracking. Parameters are | |
4907 | // [func;startx;starty;firstrow;lastrow]. See the section Mouse | |
4908 | // Tracking. | |
4909 | Terminal.prototype.initMouseTracking = function(params) { | |
4910 | // Relevant: DECSET 1001 | |
4911 | }; | |
4912 | ||
4913 | // CSI > Ps; Ps T | |
4914 | // Reset one or more features of the title modes to the default | |
4915 | // value. Normally, "reset" disables the feature. It is possi- | |
4916 | // ble to disable the ability to reset features by compiling a | |
4917 | // different default for the title modes into xterm. | |
4918 | // Ps = 0 -> Do not set window/icon labels using hexadecimal. | |
4919 | // Ps = 1 -> Do not query window/icon labels using hexadeci- | |
4920 | // mal. | |
4921 | // Ps = 2 -> Do not set window/icon labels using UTF-8. | |
4922 | // Ps = 3 -> Do not query window/icon labels using UTF-8. | |
4923 | // (See discussion of "Title Modes"). | |
4924 | Terminal.prototype.resetTitleModes = function(params) { | |
4925 | ; | |
4926 | }; | |
4927 | ||
4928 | // CSI Ps Z Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
4929 | Terminal.prototype.cursorBackwardTab = function(params) { | |
4930 | var param = params[0] || 1; | |
4931 | while (param--) { | |
4932 | this.x = this.prevStop(); | |
4933 | } | |
4934 | }; | |
4935 | ||
4936 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
4937 | Terminal.prototype.repeatPrecedingCharacter = function(params) { | |
4938 | var param = params[0] || 1 | |
4939 | , line = this.lines[this.ybase + this.y] | |
4940 | , ch = line[this.x - 1] || [this.defAttr, ' ']; | |
4941 | ||
4942 | while (param--) line[this.x++] = ch; | |
4943 | }; | |
4944 | ||
4945 | // CSI Ps g Tab Clear (TBC). | |
4946 | // Ps = 0 -> Clear Current Column (default). | |
4947 | // Ps = 3 -> Clear All. | |
4948 | // Potentially: | |
4949 | // Ps = 2 -> Clear Stops on Line. | |
4950 | // http://vt100.net/annarbor/aaa-ug/section6.html | |
4951 | Terminal.prototype.tabClear = function(params) { | |
4952 | var param = params[0]; | |
4953 | if (param <= 0) { | |
4954 | delete this.tabs[this.x]; | |
4955 | } else if (param === 3) { | |
4956 | this.tabs = {}; | |
4957 | } | |
4958 | }; | |
4959 | ||
4960 | // CSI Pm i Media Copy (MC). | |
4961 | // Ps = 0 -> Print screen (default). | |
4962 | // Ps = 4 -> Turn off printer controller mode. | |
4963 | // Ps = 5 -> Turn on printer controller mode. | |
4964 | // CSI ? Pm i | |
4965 | // Media Copy (MC, DEC-specific). | |
4966 | // Ps = 1 -> Print line containing cursor. | |
4967 | // Ps = 4 -> Turn off autoprint mode. | |
4968 | // Ps = 5 -> Turn on autoprint mode. | |
4969 | // Ps = 1 0 -> Print composed display, ignores DECPEX. | |
4970 | // Ps = 1 1 -> Print all pages. | |
4971 | Terminal.prototype.mediaCopy = function(params) { | |
4972 | ; | |
4973 | }; | |
4974 | ||
4975 | // CSI > Ps; Ps m | |
4976 | // Set or reset resource-values used by xterm to decide whether | |
4977 | // to construct escape sequences holding information about the | |
4978 | // modifiers pressed with a given key. The first parameter iden- | |
4979 | // tifies the resource to set/reset. The second parameter is the | |
4980 | // value to assign to the resource. If the second parameter is | |
4981 | // omitted, the resource is reset to its initial value. | |
4982 | // Ps = 1 -> modifyCursorKeys. | |
4983 | // Ps = 2 -> modifyFunctionKeys. | |
4984 | // Ps = 4 -> modifyOtherKeys. | |
4985 | // If no parameters are given, all resources are reset to their | |
4986 | // initial values. | |
4987 | Terminal.prototype.setResources = function(params) { | |
4988 | ; | |
4989 | }; | |
4990 | ||
4991 | // CSI > Ps n | |
4992 | // Disable modifiers which may be enabled via the CSI > Ps; Ps m | |
4993 | // sequence. This corresponds to a resource value of "-1", which | |
4994 | // cannot be set with the other sequence. The parameter identi- | |
4995 | // fies the resource to be disabled: | |
4996 | // Ps = 1 -> modifyCursorKeys. | |
4997 | // Ps = 2 -> modifyFunctionKeys. | |
4998 | // Ps = 4 -> modifyOtherKeys. | |
4999 | // If the parameter is omitted, modifyFunctionKeys is disabled. | |
5000 | // When modifyFunctionKeys is disabled, xterm uses the modifier | |
5001 | // keys to make an extended sequence of functions rather than | |
5002 | // adding a parameter to each function key to denote the modi- | |
5003 | // fiers. | |
5004 | Terminal.prototype.disableModifiers = function(params) { | |
5005 | ; | |
5006 | }; | |
5007 | ||
5008 | // CSI > Ps p | |
5009 | // Set resource value pointerMode. This is used by xterm to | |
5010 | // decide whether to hide the pointer cursor as the user types. | |
5011 | // Valid values for the parameter: | |
5012 | // Ps = 0 -> never hide the pointer. | |
5013 | // Ps = 1 -> hide if the mouse tracking mode is not enabled. | |
5014 | // Ps = 2 -> always hide the pointer. If no parameter is | |
5015 | // given, xterm uses the default, which is 1 . | |
5016 | Terminal.prototype.setPointerMode = function(params) { | |
5017 | ; | |
5018 | }; | |
5019 | ||
5020 | // CSI ! p Soft terminal reset (DECSTR). | |
5021 | // http://vt100.net/docs/vt220-rm/table4-10.html | |
5022 | Terminal.prototype.softReset = function(params) { | |
5023 | this.cursorHidden = false; | |
5024 | this.insertMode = false; | |
5025 | this.originMode = false; | |
5026 | this.wraparoundMode = false; // autowrap | |
5027 | this.applicationKeypad = false; // ? | |
5028 | this.applicationCursor = false; | |
5029 | this.scrollTop = 0; | |
5030 | this.scrollBottom = this.rows - 1; | |
5031 | this.curAttr = this.defAttr; | |
5032 | this.x = this.y = 0; // ? | |
5033 | this.charset = null; | |
5034 | this.glevel = 0; // ?? | |
5035 | this.charsets = [null]; // ?? | |
5036 | }; | |
5037 | ||
5038 | // CSI Ps$ p | |
5039 | // Request ANSI mode (DECRQM). For VT300 and up, reply is | |
5040 | // CSI Ps; Pm$ y | |
5041 | // where Ps is the mode number as in RM, and Pm is the mode | |
5042 | // value: | |
5043 | // 0 - not recognized | |
5044 | // 1 - set | |
5045 | // 2 - reset | |
5046 | // 3 - permanently set | |
5047 | // 4 - permanently reset | |
5048 | Terminal.prototype.requestAnsiMode = function(params) { | |
5049 | ; | |
5050 | }; | |
5051 | ||
5052 | // CSI ? Ps$ p | |
5053 | // Request DEC private mode (DECRQM). For VT300 and up, reply is | |
5054 | // CSI ? Ps; Pm$ p | |
5055 | // where Ps is the mode number as in DECSET, Pm is the mode value | |
5056 | // as in the ANSI DECRQM. | |
5057 | Terminal.prototype.requestPrivateMode = function(params) { | |
5058 | ; | |
5059 | }; | |
5060 | ||
5061 | // CSI Ps ; Ps " p | |
5062 | // Set conformance level (DECSCL). Valid values for the first | |
5063 | // parameter: | |
5064 | // Ps = 6 1 -> VT100. | |
5065 | // Ps = 6 2 -> VT200. | |
5066 | // Ps = 6 3 -> VT300. | |
5067 | // Valid values for the second parameter: | |
5068 | // Ps = 0 -> 8-bit controls. | |
5069 | // Ps = 1 -> 7-bit controls (always set for VT100). | |
5070 | // Ps = 2 -> 8-bit controls. | |
5071 | Terminal.prototype.setConformanceLevel = function(params) { | |
5072 | ; | |
5073 | }; | |
5074 | ||
5075 | // CSI Ps q Load LEDs (DECLL). | |
5076 | // Ps = 0 -> Clear all LEDS (default). | |
5077 | // Ps = 1 -> Light Num Lock. | |
5078 | // Ps = 2 -> Light Caps Lock. | |
5079 | // Ps = 3 -> Light Scroll Lock. | |
5080 | // Ps = 2 1 -> Extinguish Num Lock. | |
5081 | // Ps = 2 2 -> Extinguish Caps Lock. | |
5082 | // Ps = 2 3 -> Extinguish Scroll Lock. | |
5083 | Terminal.prototype.loadLEDs = function(params) { | |
5084 | ; | |
5085 | }; | |
5086 | ||
5087 | // CSI Ps SP q | |
5088 | // Set cursor style (DECSCUSR, VT520). | |
5089 | // Ps = 0 -> blinking block. | |
5090 | // Ps = 1 -> blinking block (default). | |
5091 | // Ps = 2 -> steady block. | |
5092 | // Ps = 3 -> blinking underline. | |
5093 | // Ps = 4 -> steady underline. | |
5094 | Terminal.prototype.setCursorStyle = function(params) { | |
5095 | ; | |
5096 | }; | |
5097 | ||
5098 | // CSI Ps " q | |
5099 | // Select character protection attribute (DECSCA). Valid values | |
5100 | // for the parameter: | |
5101 | // Ps = 0 -> DECSED and DECSEL can erase (default). | |
5102 | // Ps = 1 -> DECSED and DECSEL cannot erase. | |
5103 | // Ps = 2 -> DECSED and DECSEL can erase. | |
5104 | Terminal.prototype.setCharProtectionAttr = function(params) { | |
5105 | ; | |
5106 | }; | |
5107 | ||
5108 | // CSI ? Pm r | |
5109 | // Restore DEC Private Mode Values. The value of Ps previously | |
5110 | // saved is restored. Ps values are the same as for DECSET. | |
5111 | Terminal.prototype.restorePrivateValues = function(params) { | |
5112 | ; | |
5113 | }; | |
5114 | ||
5115 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
5116 | // Change Attributes in Rectangular Area (DECCARA), VT400 and up. | |
5117 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
5118 | // Ps denotes the SGR attributes to change: 0, 1, 4, 5, 7. | |
5119 | // NOTE: xterm doesn't enable this code by default. | |
5120 | Terminal.prototype.setAttrInRectangle = function(params) { | |
5121 | var t = params[0] | |
5122 | , l = params[1] | |
5123 | , b = params[2] | |
5124 | , r = params[3] | |
5125 | , attr = params[4]; | |
5126 | ||
5127 | var line | |
5128 | , i; | |
5129 | ||
5130 | for (; t < b + 1; t++) { | |
5131 | line = this.lines[this.ybase + t]; | |
5132 | for (i = l; i < r; i++) { | |
5133 | line[i] = [attr, line[i][1]]; | |
5134 | } | |
5135 | } | |
5136 | ||
5137 | // this.maxRange(); | |
5138 | this.updateRange(params[0]); | |
5139 | this.updateRange(params[2]); | |
5140 | }; | |
5141 | ||
5142 | // CSI ? Pm s | |
5143 | // Save DEC Private Mode Values. Ps values are the same as for | |
5144 | // DECSET. | |
5145 | Terminal.prototype.savePrivateValues = function(params) { | |
5146 | ; | |
5147 | }; | |
5148 | ||
5149 | // CSI Ps ; Ps ; Ps t | |
5150 | // Window manipulation (from dtterm, as well as extensions). | |
5151 | // These controls may be disabled using the allowWindowOps | |
5152 | // resource. Valid values for the first (and any additional | |
5153 | // parameters) are: | |
5154 | // Ps = 1 -> De-iconify window. | |
5155 | // Ps = 2 -> Iconify window. | |
5156 | // Ps = 3 ; x ; y -> Move window to [x, y]. | |
5157 | // Ps = 4 ; height ; width -> Resize the xterm window to | |
5158 | // height and width in pixels. | |
5159 | // Ps = 5 -> Raise the xterm window to the front of the stack- | |
5160 | // ing order. | |
5161 | // Ps = 6 -> Lower the xterm window to the bottom of the | |
5162 | // stacking order. | |
5163 | // Ps = 7 -> Refresh the xterm window. | |
5164 | // Ps = 8 ; height ; width -> Resize the text area to | |
5165 | // [height;width] in characters. | |
5166 | // Ps = 9 ; 0 -> Restore maximized window. | |
5167 | // Ps = 9 ; 1 -> Maximize window (i.e., resize to screen | |
5168 | // size). | |
5169 | // Ps = 1 0 ; 0 -> Undo full-screen mode. | |
5170 | // Ps = 1 0 ; 1 -> Change to full-screen. | |
5171 | // Ps = 1 1 -> Report xterm window state. If the xterm window | |
5172 | // is open (non-iconified), it returns CSI 1 t . If the xterm | |
5173 | // window is iconified, it returns CSI 2 t . | |
5174 | // Ps = 1 3 -> Report xterm window position. Result is CSI 3 | |
5175 | // ; x ; y t | |
5176 | // Ps = 1 4 -> Report xterm window in pixels. Result is CSI | |
5177 | // 4 ; height ; width t | |
5178 | // Ps = 1 8 -> Report the size of the text area in characters. | |
5179 | // Result is CSI 8 ; height ; width t | |
5180 | // Ps = 1 9 -> Report the size of the screen in characters. | |
5181 | // Result is CSI 9 ; height ; width t | |
5182 | // Ps = 2 0 -> Report xterm window's icon label. Result is | |
5183 | // OSC L label ST | |
5184 | // Ps = 2 1 -> Report xterm window's title. Result is OSC l | |
5185 | // label ST | |
5186 | // Ps = 2 2 ; 0 -> Save xterm icon and window title on | |
5187 | // stack. | |
5188 | // Ps = 2 2 ; 1 -> Save xterm icon title on stack. | |
5189 | // Ps = 2 2 ; 2 -> Save xterm window title on stack. | |
5190 | // Ps = 2 3 ; 0 -> Restore xterm icon and window title from | |
5191 | // stack. | |
5192 | // Ps = 2 3 ; 1 -> Restore xterm icon title from stack. | |
5193 | // Ps = 2 3 ; 2 -> Restore xterm window title from stack. | |
5194 | // Ps >= 2 4 -> Resize to Ps lines (DECSLPP). | |
5195 | Terminal.prototype.manipulateWindow = function(params) { | |
5196 | ; | |
5197 | }; | |
5198 | ||
5199 | // CSI Pt; Pl; Pb; Pr; Ps$ t | |
5200 | // Reverse Attributes in Rectangular Area (DECRARA), VT400 and | |
5201 | // up. | |
5202 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
5203 | // Ps denotes the attributes to reverse, i.e., 1, 4, 5, 7. | |
5204 | // NOTE: xterm doesn't enable this code by default. | |
5205 | Terminal.prototype.reverseAttrInRectangle = function(params) { | |
5206 | ; | |
5207 | }; | |
5208 | ||
5209 | // CSI > Ps; Ps t | |
5210 | // Set one or more features of the title modes. Each parameter | |
5211 | // enables a single feature. | |
5212 | // Ps = 0 -> Set window/icon labels using hexadecimal. | |
5213 | // Ps = 1 -> Query window/icon labels using hexadecimal. | |
5214 | // Ps = 2 -> Set window/icon labels using UTF-8. | |
5215 | // Ps = 3 -> Query window/icon labels using UTF-8. (See dis- | |
5216 | // cussion of "Title Modes") | |
5217 | Terminal.prototype.setTitleModeFeature = function(params) { | |
5218 | ; | |
5219 | }; | |
5220 | ||
5221 | // CSI Ps SP t | |
5222 | // Set warning-bell volume (DECSWBV, VT520). | |
5223 | // Ps = 0 or 1 -> off. | |
5224 | // Ps = 2 , 3 or 4 -> low. | |
5225 | // Ps = 5 , 6 , 7 , or 8 -> high. | |
5226 | Terminal.prototype.setWarningBellVolume = function(params) { | |
5227 | ; | |
5228 | }; | |
5229 | ||
5230 | // CSI Ps SP u | |
5231 | // Set margin-bell volume (DECSMBV, VT520). | |
5232 | // Ps = 1 -> off. | |
5233 | // Ps = 2 , 3 or 4 -> low. | |
5234 | // Ps = 0 , 5 , 6 , 7 , or 8 -> high. | |
5235 | Terminal.prototype.setMarginBellVolume = function(params) { | |
5236 | ; | |
5237 | }; | |
5238 | ||
5239 | // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v | |
5240 | // Copy Rectangular Area (DECCRA, VT400 and up). | |
5241 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
5242 | // Pp denotes the source page. | |
5243 | // Pt; Pl denotes the target location. | |
5244 | // Pp denotes the target page. | |
5245 | // NOTE: xterm doesn't enable this code by default. | |
5246 | Terminal.prototype.copyRectangle = function(params) { | |
5247 | ; | |
5248 | }; | |
5249 | ||
5250 | // CSI Pt ; Pl ; Pb ; Pr ' w | |
5251 | // Enable Filter Rectangle (DECEFR), VT420 and up. | |
5252 | // Parameters are [top;left;bottom;right]. | |
5253 | // Defines the coordinates of a filter rectangle and activates | |
5254 | // it. Anytime the locator is detected outside of the filter | |
5255 | // rectangle, an outside rectangle event is generated and the | |
5256 | // rectangle is disabled. Filter rectangles are always treated | |
5257 | // as "one-shot" events. Any parameters that are omitted default | |
5258 | // to the current locator position. If all parameters are omit- | |
5259 | // ted, any locator motion will be reported. DECELR always can- | |
5260 | // cels any prevous rectangle definition. | |
5261 | Terminal.prototype.enableFilterRectangle = function(params) { | |
5262 | ; | |
5263 | }; | |
5264 | ||
5265 | // CSI Ps x Request Terminal Parameters (DECREQTPARM). | |
5266 | // if Ps is a "0" (default) or "1", and xterm is emulating VT100, | |
5267 | // the control sequence elicits a response of the same form whose | |
5268 | // parameters describe the terminal: | |
5269 | // Ps -> the given Ps incremented by 2. | |
5270 | // Pn = 1 <- no parity. | |
5271 | // Pn = 1 <- eight bits. | |
5272 | // Pn = 1 <- 2 8 transmit 38.4k baud. | |
5273 | // Pn = 1 <- 2 8 receive 38.4k baud. | |
5274 | // Pn = 1 <- clock multiplier. | |
5275 | // Pn = 0 <- STP flags. | |
5276 | Terminal.prototype.requestParameters = function(params) { | |
5277 | ; | |
5278 | }; | |
5279 | ||
5280 | // CSI Ps x Select Attribute Change Extent (DECSACE). | |
5281 | // Ps = 0 -> from start to end position, wrapped. | |
5282 | // Ps = 1 -> from start to end position, wrapped. | |
5283 | // Ps = 2 -> rectangle (exact). | |
5284 | Terminal.prototype.selectChangeExtent = function(params) { | |
5285 | ; | |
5286 | }; | |
5287 | ||
5288 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
5289 | // Fill Rectangular Area (DECFRA), VT420 and up. | |
5290 | // Pc is the character to use. | |
5291 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
5292 | // NOTE: xterm doesn't enable this code by default. | |
5293 | Terminal.prototype.fillRectangle = function(params) { | |
5294 | var ch = params[0] | |
5295 | , t = params[1] | |
5296 | , l = params[2] | |
5297 | , b = params[3] | |
5298 | , r = params[4]; | |
5299 | ||
5300 | var line | |
5301 | , i; | |
5302 | ||
5303 | for (; t < b + 1; t++) { | |
5304 | line = this.lines[this.ybase + t]; | |
5305 | for (i = l; i < r; i++) { | |
5306 | line[i] = [line[i][0], String.fromCharCode(ch)]; | |
5307 | } | |
5308 | } | |
5309 | ||
5310 | // this.maxRange(); | |
5311 | this.updateRange(params[1]); | |
5312 | this.updateRange(params[3]); | |
5313 | }; | |
5314 | ||
5315 | // CSI Ps ; Pu ' z | |
5316 | // Enable Locator Reporting (DECELR). | |
5317 | // Valid values for the first parameter: | |
5318 | // Ps = 0 -> Locator disabled (default). | |
5319 | // Ps = 1 -> Locator enabled. | |
5320 | // Ps = 2 -> Locator enabled for one report, then disabled. | |
5321 | // The second parameter specifies the coordinate unit for locator | |
5322 | // reports. | |
5323 | // Valid values for the second parameter: | |
5324 | // Pu = 0 <- or omitted -> default to character cells. | |
5325 | // Pu = 1 <- device physical pixels. | |
5326 | // Pu = 2 <- character cells. | |
5327 | Terminal.prototype.enableLocatorReporting = function(params) { | |
5328 | var val = params[0] > 0; | |
5329 | //this.mouseEvents = val; | |
5330 | //this.decLocator = val; | |
5331 | }; | |
5332 | ||
5333 | // CSI Pt; Pl; Pb; Pr$ z | |
5334 | // Erase Rectangular Area (DECERA), VT400 and up. | |
5335 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
5336 | // NOTE: xterm doesn't enable this code by default. | |
5337 | Terminal.prototype.eraseRectangle = function(params) { | |
5338 | var t = params[0] | |
5339 | , l = params[1] | |
5340 | , b = params[2] | |
5341 | , r = params[3]; | |
5342 | ||
5343 | var line | |
5344 | , i | |
5345 | , ch; | |
5346 | ||
5347 | ch = [this.eraseAttr(), ' ']; // xterm? | |
5348 | ||
5349 | for (; t < b + 1; t++) { | |
5350 | line = this.lines[this.ybase + t]; | |
5351 | for (i = l; i < r; i++) { | |
5352 | line[i] = ch; | |
5353 | } | |
5354 | } | |
5355 | ||
5356 | // this.maxRange(); | |
5357 | this.updateRange(params[0]); | |
5358 | this.updateRange(params[2]); | |
5359 | }; | |
5360 | ||
5361 | // CSI Pm ' { | |
5362 | // Select Locator Events (DECSLE). | |
5363 | // Valid values for the first (and any additional parameters) | |
5364 | // are: | |
5365 | // Ps = 0 -> only respond to explicit host requests (DECRQLP). | |
5366 | // (This is default). It also cancels any filter | |
5367 | // rectangle. | |
5368 | // Ps = 1 -> report button down transitions. | |
5369 | // Ps = 2 -> do not report button down transitions. | |
5370 | // Ps = 3 -> report button up transitions. | |
5371 | // Ps = 4 -> do not report button up transitions. | |
5372 | Terminal.prototype.setLocatorEvents = function(params) { | |
5373 | ; | |
5374 | }; | |
5375 | ||
5376 | // CSI Pt; Pl; Pb; Pr$ { | |
5377 | // Selective Erase Rectangular Area (DECSERA), VT400 and up. | |
5378 | // Pt; Pl; Pb; Pr denotes the rectangle. | |
5379 | Terminal.prototype.selectiveEraseRectangle = function(params) { | |
5380 | ; | |
5381 | }; | |
5382 | ||
5383 | // CSI Ps ' | | |
5384 | // Request Locator Position (DECRQLP). | |
5385 | // Valid values for the parameter are: | |
5386 | // Ps = 0 , 1 or omitted -> transmit a single DECLRP locator | |
5387 | // report. | |
5388 | ||
5389 | // If Locator Reporting has been enabled by a DECELR, xterm will | |
5390 | // respond with a DECLRP Locator Report. This report is also | |
5391 | // generated on button up and down events if they have been | |
5392 | // enabled with a DECSLE, or when the locator is detected outside | |
5393 | // of a filter rectangle, if filter rectangles have been enabled | |
5394 | // with a DECEFR. | |
5395 | ||
5396 | // -> CSI Pe ; Pb ; Pr ; Pc ; Pp & w | |
5397 | ||
5398 | // Parameters are [event;button;row;column;page]. | |
5399 | // Valid values for the event: | |
5400 | // Pe = 0 -> locator unavailable - no other parameters sent. | |
5401 | // Pe = 1 -> request - xterm received a DECRQLP. | |
5402 | // Pe = 2 -> left button down. | |
5403 | // Pe = 3 -> left button up. | |
5404 | // Pe = 4 -> middle button down. | |
5405 | // Pe = 5 -> middle button up. | |
5406 | // Pe = 6 -> right button down. | |
5407 | // Pe = 7 -> right button up. | |
5408 | // Pe = 8 -> M4 button down. | |
5409 | // Pe = 9 -> M4 button up. | |
5410 | // Pe = 1 0 -> locator outside filter rectangle. | |
5411 | // ``button'' parameter is a bitmask indicating which buttons are | |
5412 | // pressed: | |
5413 | // Pb = 0 <- no buttons down. | |
5414 | // Pb & 1 <- right button down. | |
5415 | // Pb & 2 <- middle button down. | |
5416 | // Pb & 4 <- left button down. | |
5417 | // Pb & 8 <- M4 button down. | |
5418 | // ``row'' and ``column'' parameters are the coordinates of the | |
5419 | // locator position in the xterm window, encoded as ASCII deci- | |
5420 | // mal. | |
5421 | // The ``page'' parameter is not used by xterm, and will be omit- | |
5422 | // ted. | |
5423 | Terminal.prototype.requestLocatorPosition = function(params) { | |
5424 | ; | |
5425 | }; | |
5426 | ||
5427 | // CSI P m SP } | |
5428 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
5429 | // NOTE: xterm doesn't enable this code by default. | |
5430 | Terminal.prototype.insertColumns = function() { | |
5431 | var param = params[0] | |
5432 | , l = this.ybase + this.rows | |
5433 | , ch = [this.eraseAttr(), ' '] // xterm? | |
5434 | , i; | |
5435 | ||
5436 | while (param--) { | |
5437 | for (i = this.ybase; i < l; i++) { | |
5438 | this.lines[i].splice(this.x + 1, 0, ch); | |
5439 | this.lines[i].pop(); | |
5440 | } | |
5441 | } | |
5442 | ||
5443 | this.maxRange(); | |
5444 | }; | |
5445 | ||
5446 | // CSI P m SP ~ | |
5447 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
5448 | // NOTE: xterm doesn't enable this code by default. | |
5449 | Terminal.prototype.deleteColumns = function() { | |
5450 | var param = params[0] | |
5451 | , l = this.ybase + this.rows | |
5452 | , ch = [this.eraseAttr(), ' '] // xterm? | |
5453 | , i; | |
5454 | ||
5455 | while (param--) { | |
5456 | for (i = this.ybase; i < l; i++) { | |
5457 | this.lines[i].splice(this.x, 1); | |
5458 | this.lines[i].push(ch); | |
5459 | } | |
5460 | } | |
5461 | ||
5462 | this.maxRange(); | |
5463 | }; | |
5464 | ||
5465 | /** | |
5466 | * Character Sets | |
5467 | */ | |
5468 | ||
5469 | Terminal.charsets = {}; | |
5470 | ||
5471 | // DEC Special Character and Line Drawing Set. | |
5472 | // http://vt100.net/docs/vt102-ug/table5-13.html | |
5473 | // A lot of curses apps use this if they see TERM=xterm. | |
5474 | // testing: echo -e '\e(0a\e(B' | |
5475 | // The xterm output sometimes seems to conflict with the | |
5476 | // reference above. xterm seems in line with the reference | |
5477 | // when running vttest however. | |
5478 | // The table below now uses xterm's output from vttest. | |
5479 | Terminal.charsets.SCLD = { // (0 | |
5480 | '`': '\u25c6', // '◆' | |
5481 | 'a': '\u2592', // '▒' | |
5482 | 'b': '\u0009', // '\t' | |
5483 | 'c': '\u000c', // '\f' | |
5484 | 'd': '\u000d', // '\r' | |
5485 | 'e': '\u000a', // '\n' | |
5486 | 'f': '\u00b0', // '°' | |
5487 | 'g': '\u00b1', // '±' | |
5488 | 'h': '\u2424', // '\u2424' (NL) | |
5489 | 'i': '\u000b', // '\v' | |
5490 | 'j': '\u2518', // '┘' | |
5491 | 'k': '\u2510', // '┐' | |
5492 | 'l': '\u250c', // '┌' | |
5493 | 'm': '\u2514', // '└' | |
5494 | 'n': '\u253c', // '┼' | |
5495 | 'o': '\u23ba', // '⎺' | |
5496 | 'p': '\u23bb', // '⎻' | |
5497 | 'q': '\u2500', // '─' | |
5498 | 'r': '\u23bc', // '⎼' | |
5499 | 's': '\u23bd', // '⎽' | |
5500 | 't': '\u251c', // '├' | |
5501 | 'u': '\u2524', // '┤' | |
5502 | 'v': '\u2534', // '┴' | |
5503 | 'w': '\u252c', // '┬' | |
5504 | 'x': '\u2502', // '│' | |
5505 | 'y': '\u2264', // '≤' | |
5506 | 'z': '\u2265', // '≥' | |
5507 | '{': '\u03c0', // 'π' | |
5508 | '|': '\u2260', // '≠' | |
5509 | '}': '\u00a3', // '£' | |
5510 | '~': '\u00b7' // '·' | |
5511 | }; | |
5512 | ||
5513 | Terminal.charsets.UK = null; // (A | |
5514 | Terminal.charsets.US = null; // (B (USASCII) | |
5515 | Terminal.charsets.Dutch = null; // (4 | |
5516 | Terminal.charsets.Finnish = null; // (C or (5 | |
5517 | Terminal.charsets.French = null; // (R | |
5518 | Terminal.charsets.FrenchCanadian = null; // (Q | |
5519 | Terminal.charsets.German = null; // (K | |
5520 | Terminal.charsets.Italian = null; // (Y | |
5521 | Terminal.charsets.NorwegianDanish = null; // (E or (6 | |
5522 | Terminal.charsets.Spanish = null; // (Z | |
5523 | Terminal.charsets.Swedish = null; // (H or (7 | |
5524 | Terminal.charsets.Swiss = null; // (= | |
5525 | Terminal.charsets.ISOLatin = null; // /A | |
5526 | ||
5527 | /** | |
5528 | * Helpers | |
5529 | */ | |
5530 | ||
5531 | function on(el, type, handler, capture) { | |
5532 | el.addEventListener(type, handler, capture || false); | |
5533 | } | |
5534 | ||
5535 | function off(el, type, handler, capture) { | |
5536 | el.removeEventListener(type, handler, capture || false); | |
5537 | } | |
5538 | ||
5539 | function cancel(ev) { | |
5540 | if (ev.preventDefault) ev.preventDefault(); | |
5541 | ev.returnValue = false; | |
5542 | if (ev.stopPropagation) ev.stopPropagation(); | |
5543 | ev.cancelBubble = true; | |
5544 | return false; | |
5545 | } | |
5546 | ||
5547 | function inherits(child, parent) { | |
5548 | function f() { | |
5549 | this.constructor = child; | |
5550 | } | |
5551 | f.prototype = parent.prototype; | |
5552 | child.prototype = new f; | |
5553 | } | |
5554 | ||
8bc844c0 CJ |
5555 | // if bold is broken, we can't |
5556 | // use it in the terminal. | |
91273161 | 5557 | function isBoldBroken(document) { |
cd956bca | 5558 | var body = document.getElementsByTagName('body')[0]; |
8bc844c0 CJ |
5559 | var el = document.createElement('span'); |
5560 | el.innerHTML = 'hello world'; | |
cd956bca | 5561 | body.appendChild(el); |
8bc844c0 CJ |
5562 | var w1 = el.scrollWidth; |
5563 | el.style.fontWeight = 'bold'; | |
5564 | var w2 = el.scrollWidth; | |
cd956bca | 5565 | body.removeChild(el); |
8bc844c0 CJ |
5566 | return w1 !== w2; |
5567 | } | |
5568 | ||
5569 | var String = this.String; | |
5570 | var setTimeout = this.setTimeout; | |
5571 | var setInterval = this.setInterval; | |
5572 | ||
6cc8b3cd CJ |
5573 | function indexOf(obj, el) { |
5574 | var i = obj.length; | |
5575 | while (i--) { | |
5576 | if (obj[i] === el) return i; | |
5577 | } | |
5578 | return -1; | |
5579 | } | |
5580 | ||
a7f50531 CJ |
5581 | function isWide(ch) { |
5582 | if (ch <= '\uff00') return false; | |
5583 | return (ch >= '\uff01' && ch <= '\uffbe') | |
5584 | || (ch >= '\uffc2' && ch <= '\uffc7') | |
5585 | || (ch >= '\uffca' && ch <= '\uffcf') | |
5586 | || (ch >= '\uffd2' && ch <= '\uffd7') | |
5587 | || (ch >= '\uffda' && ch <= '\uffdc') | |
5588 | || (ch >= '\uffe0' && ch <= '\uffe6') | |
5589 | || (ch >= '\uffe8' && ch <= '\uffee'); | |
5590 | } | |
14248234 | 5591 | |
a68c8336 CJ |
5592 | function matchColor(r1, g1, b1) { |
5593 | var hash = (r1 << 16) | (g1 << 8) | b1; | |
5594 | ||
5595 | if (matchColor._cache[hash] != null) { | |
5596 | return matchColor._cache[hash]; | |
5597 | } | |
5598 | ||
5599 | var ldiff = Infinity | |
5600 | , li = -1 | |
5601 | , i = 0 | |
5602 | , c | |
5603 | , r2 | |
5604 | , g2 | |
5605 | , b2 | |
5606 | , diff; | |
5607 | ||
5608 | for (; i < Terminal.vcolors.length; i++) { | |
5609 | c = Terminal.vcolors[i]; | |
5610 | r2 = c[0]; | |
5611 | g2 = c[1]; | |
5612 | b2 = c[2]; | |
5613 | ||
5614 | diff = matchColor.distance(r1, g1, b1, r2, g2, b2); | |
5615 | ||
5616 | if (diff === 0) { | |
5617 | li = i; | |
5618 | break; | |
5619 | } | |
5620 | ||
5621 | if (diff < ldiff) { | |
5622 | ldiff = diff; | |
5623 | li = i; | |
5624 | } | |
5625 | } | |
5626 | ||
5627 | return matchColor._cache[hash] = li; | |
5628 | } | |
5629 | ||
5630 | matchColor._cache = {}; | |
5631 | ||
5632 | // http://stackoverflow.com/questions/1633828 | |
5633 | matchColor.distance = function(r1, g1, b1, r2, g2, b2) { | |
5634 | return Math.pow(30 * (r1 - r2), 2) | |
5635 | + Math.pow(59 * (g1 - g2), 2) | |
5636 | + Math.pow(11 * (b1 - b2), 2); | |
5637 | }; | |
5638 | ||
86dad1b0 CJ |
5639 | function each(obj, iter, con) { |
5640 | if (obj.forEach) return obj.forEach(iter, con); | |
5641 | for (var i = 0; i < obj.length; i++) { | |
5642 | iter.call(con, obj[i], i, obj); | |
5643 | } | |
5644 | } | |
5645 | ||
5646 | function keys(obj) { | |
5647 | if (Object.keys) return Object.keys(obj); | |
5648 | var key, keys = []; | |
5649 | for (key in obj) { | |
5650 | if (Object.prototype.hasOwnProperty.call(obj, key)) { | |
5651 | keys.push(key); | |
5652 | } | |
5653 | } | |
5654 | return keys; | |
5655 | } | |
5656 | ||
8bc844c0 CJ |
5657 | /** |
5658 | * Expose | |
5659 | */ | |
5660 | ||
5661 | Terminal.EventEmitter = EventEmitter; | |
8bc844c0 CJ |
5662 | Terminal.inherits = inherits; |
5663 | Terminal.on = on; | |
5664 | Terminal.off = off; | |
5665 | Terminal.cancel = cancel; | |
5666 | ||
5667 | if (typeof module !== 'undefined') { | |
5668 | module.exports = Terminal; | |
5669 | } else { | |
5670 | this.Terminal = Terminal; | |
5671 | } | |
5672 | ||
5673 | }).call(function() { | |
5674 | return this || (typeof window !== 'undefined' ? window : global); | |
5675 | }()); |