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8bc844c0 | 1 | /** |
5af18f8e PK |
2 | * xterm.js: xterm, in the browser |
3 | * Copyright (c) 2014, sourceLair Limited (www.sourcelair.com (MIT License) | |
6cc8b3cd CJ |
4 | * Copyright (c) 2012-2013, Christopher Jeffrey (MIT License) |
5 | * https://github.com/chjj/term.js | |
8bc844c0 CJ |
6 | * |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
8 | * of this software and associated documentation files (the "Software"), to deal | |
9 | * in the Software without restriction, including without limitation the rights | |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the Software is | |
12 | * furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
20 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
23 | * THE SOFTWARE. | |
24 | * | |
25 | * Originally forked from (with the author's permission): | |
26 | * Fabrice Bellard's javascript vt100 for jslinux: | |
27 | * http://bellard.org/jslinux/ | |
28 | * Copyright (c) 2011 Fabrice Bellard | |
29 | * The original design remains. The terminal itself | |
30 | * has been extended to include xterm CSI codes, among | |
31 | * other features. | |
32 | */ | |
33 | ||
3f455f90 | 34 | (function (xterm) { |
6a87253d AO |
35 | if (typeof exports === 'object' && typeof module === 'object') { |
36 | /* | |
bd215861 | 37 | * CommonJS environment |
6a87253d AO |
38 | */ |
39 | module.exports = xterm.call(this); | |
40 | } else if (typeof define == 'function') { | |
3f455f90 PK |
41 | /* |
42 | * Require.js is available | |
43 | */ | |
87979aee | 44 | define([], xterm.bind(window)); |
3f455f90 PK |
45 | } else { |
46 | /* | |
47 | * Plain browser environment | |
987f09d8 | 48 | */ |
3f455f90 PK |
49 | this.Xterm = xterm.call(this); |
50 | this.Terminal = this.Xterm; /* Backwards compatibility with term.js */ | |
51 | } | |
52 | })(function() { | |
53 | /** | |
54 | * Terminal Emulation References: | |
55 | * http://vt100.net/ | |
56 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.txt | |
57 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html | |
58 | * http://invisible-island.net/vttest/ | |
59 | * http://www.inwap.com/pdp10/ansicode.txt | |
60 | * http://linux.die.net/man/4/console_codes | |
61 | * http://linux.die.net/man/7/urxvt | |
62 | */ | |
63 | ||
64 | 'use strict'; | |
65 | ||
66 | /** | |
67 | * Shared | |
68 | */ | |
69 | ||
70 | var window = this, document = this.document; | |
71 | ||
72 | /** | |
73 | * EventEmitter | |
74 | */ | |
75 | ||
76 | function EventEmitter() { | |
77 | this._events = this._events || {}; | |
78 | } | |
8bc844c0 | 79 | |
3f455f90 PK |
80 | EventEmitter.prototype.addListener = function(type, listener) { |
81 | this._events[type] = this._events[type] || []; | |
82 | this._events[type].push(listener); | |
83 | }; | |
8bc844c0 | 84 | |
3f455f90 | 85 | EventEmitter.prototype.on = EventEmitter.prototype.addListener; |
8bc844c0 | 86 | |
3f455f90 PK |
87 | EventEmitter.prototype.removeListener = function(type, listener) { |
88 | if (!this._events[type]) return; | |
8bc844c0 | 89 | |
3f455f90 PK |
90 | var obj = this._events[type] |
91 | , i = obj.length; | |
8bc844c0 | 92 | |
3f455f90 PK |
93 | while (i--) { |
94 | if (obj[i] === listener || obj[i].listener === listener) { | |
95 | obj.splice(i, 1); | |
96 | return; | |
97 | } | |
98 | } | |
99 | }; | |
100 | ||
101 | EventEmitter.prototype.off = EventEmitter.prototype.removeListener; | |
8bc844c0 | 102 | |
3f455f90 PK |
103 | EventEmitter.prototype.removeAllListeners = function(type) { |
104 | if (this._events[type]) delete this._events[type]; | |
105 | }; | |
8bc844c0 | 106 | |
3f455f90 | 107 | EventEmitter.prototype.once = function(type, listener) { |
6406a88d | 108 | var self = this; |
3f455f90 PK |
109 | function on() { |
110 | var args = Array.prototype.slice.call(arguments); | |
fc7b22dc DI |
111 | this.removeListener(type, on); |
112 | return listener.apply(this, args); | |
3f455f90 PK |
113 | } |
114 | on.listener = listener; | |
115 | return this.on(type, on); | |
116 | }; | |
8bc844c0 | 117 | |
3f455f90 PK |
118 | EventEmitter.prototype.emit = function(type) { |
119 | if (!this._events[type]) return; | |
8bc844c0 | 120 | |
3f455f90 PK |
121 | var args = Array.prototype.slice.call(arguments, 1) |
122 | , obj = this._events[type] | |
123 | , l = obj.length | |
124 | , i = 0; | |
8bc844c0 | 125 | |
3f455f90 PK |
126 | for (; i < l; i++) { |
127 | obj[i].apply(this, args); | |
128 | } | |
129 | }; | |
8bc844c0 | 130 | |
3f455f90 PK |
131 | EventEmitter.prototype.listeners = function(type) { |
132 | return this._events[type] = this._events[type] || []; | |
133 | }; | |
8bc844c0 | 134 | |
8bc844c0 | 135 | |
cab79c47 DI |
136 | /** |
137 | * Encapsulates the logic for handling compositionstart, compositionupdate and compositionend | |
138 | * events, displaying the in-progress composition to the UI and forwarding the final composition | |
139 | * to the handler. | |
140 | * @param {HTMLTextAreaElement} textarea The textarea that xterm uses for input. | |
141 | * @param {HTMLElement} compositionView The element to display the in-progress composition in. | |
142 | * @param {Terminal} terminal The Terminal to forward the finished composition to. | |
143 | */ | |
29000fb7 DI |
144 | function CompositionHelper(textarea, compositionView, terminal) { |
145 | this.textarea = textarea; | |
146 | this.compositionView = compositionView; | |
147 | this.terminal = terminal; | |
148 | ||
149 | // Whether input composition is currently happening, eg. via a mobile keyboard, speech input | |
150 | // or IME. This variable determines whether the compositionText should be displayed on the UI. | |
151 | this.isComposing = false; | |
152 | ||
153 | // The input currently being composed, eg. via a mobile keyboard, speech input or IME. | |
154 | this.compositionText = null; | |
155 | ||
156 | // The position within the input textarea's value of the current composition. | |
157 | this.compositionPosition = { start: null, end: null }; | |
c656ed04 | 158 | |
cab79c47 DI |
159 | // Whether a composition is in the process of being sent, setting this to false will cancel |
160 | // any in-progress composition. | |
c656ed04 | 161 | this.isSendingComposition = false; |
29000fb7 DI |
162 | } |
163 | ||
cab79c47 DI |
164 | /** |
165 | * Handles the compositionstart event, activating the composition view. | |
166 | */ | |
c656ed04 | 167 | CompositionHelper.prototype.compositionstart = function() { |
29000fb7 DI |
168 | this.isComposing = true; |
169 | this.compositionPosition.start = this.textarea.value.length; | |
170 | this.compositionView.textContent = ''; | |
171 | this.compositionView.classList.add('active'); | |
172 | }; | |
173 | ||
cab79c47 DI |
174 | /** |
175 | * Handles the compositionupdate event, updating the composition view. | |
176 | * @param {CompositionEvent} ev The event. | |
177 | */ | |
29000fb7 | 178 | CompositionHelper.prototype.compositionupdate = function(ev) { |
29000fb7 | 179 | this.compositionView.textContent = ev.data; |
cab79c47 | 180 | this.updateCompositionViewPosition(); |
c656ed04 DI |
181 | var self = this; |
182 | setTimeout(function() { | |
183 | self.compositionPosition.end = self.textarea.value.length; | |
c656ed04 | 184 | }, 0); |
29000fb7 DI |
185 | }; |
186 | ||
cab79c47 DI |
187 | /** |
188 | * Handles the compositionend event, hiding the composition view and sending the composition to | |
189 | * the handler. | |
190 | */ | |
c656ed04 DI |
191 | CompositionHelper.prototype.compositionend = function() { |
192 | this.finalizeComposition(true); | |
193 | }; | |
194 | ||
195 | /** | |
196 | * Finalizes the composition, resuming regular input actions. This is called when a composition | |
197 | * is ending. | |
198 | * @param {boolean} waitForPropogation Whether to wait for events to propogate before sending | |
199 | * the input. This should be false if a non-composition keystroke is entered before the | |
200 | * compositionend event is triggered, such as enter, so that the composition is send before | |
201 | * the command is executed. | |
202 | */ | |
203 | CompositionHelper.prototype.finalizeComposition = function(waitForPropogation) { | |
29000fb7 DI |
204 | this.compositionView.classList.remove('active'); |
205 | this.isComposing = false; | |
c656ed04 DI |
206 | |
207 | if (!waitForPropogation) { | |
208 | // Cancel any delayed composition send requests and send the input immediately. | |
209 | this.isSendingComposition = false; | |
210 | var input = this.textarea.value.substring(this.compositionPosition.start, this.compositionPosition.end); | |
211 | this.terminal.handler(input); | |
212 | } else { | |
213 | // Make a deep copy of the composition position here as a new compositionstart event may | |
214 | // fire before the setTimeout executes. | |
215 | var currentCompositionPosition = { | |
216 | start: this.compositionPosition.start, | |
217 | end: this.compositionPosition.end, | |
218 | } | |
219 | ||
220 | // Since composition* events happen before the changes take place in the textarea on most | |
221 | // browsers, use a setTimeout with 0ms time to allow the native compositionend event to | |
222 | // complete. This ensures the correct character is retrieved, this solution was used | |
223 | // because: | |
224 | // - The compositionend event's data property is unreliable, at least on Chromium | |
225 | // - The last compositionupdate event's data property does not always accurately describe | |
226 | // the character, a counter example being Korean where an ending consonsant can move to | |
227 | // the following character if the following input is a vowel. | |
228 | var self = this; | |
229 | this.isSendingComposition = true; | |
230 | setTimeout(function () { | |
231 | // Ensure that the input has not already been sent | |
232 | if (self.isSendingComposition) { | |
c656ed04 DI |
233 | self.isSendingComposition = false; |
234 | var input = self.textarea.value.substring(currentCompositionPosition.start, currentCompositionPosition.end); | |
235 | self.terminal.handler(input); | |
236 | } | |
237 | }, 0); | |
238 | } | |
239 | } | |
29000fb7 | 240 | |
8faea59e DI |
241 | CompositionHelper.prototype.handleAnyTextareaChanges = function() { |
242 | var oldValue = this.textarea.value; | |
243 | ||
244 | var self = this; | |
245 | setTimeout(function() { | |
246 | // Ensure no composition has started since the timeout | |
247 | if (!self.isComposing) { | |
248 | var newValue = self.textarea.value; | |
249 | var diff = newValue.replace(oldValue, ''); | |
250 | if (diff.length > 0) { | |
251 | self.terminal.handler(diff); | |
252 | } | |
253 | } | |
254 | }, 0); | |
255 | } | |
256 | ||
cab79c47 DI |
257 | /** |
258 | * Updates the composition view's position. | |
259 | */ | |
260 | CompositionHelper.prototype.updateCompositionViewPosition = function() { | |
8b46e842 | 261 | var cursor = this.terminal.element.querySelector('.terminal-cursor'); |
e1c1b07a DI |
262 | this.compositionView.style.left = cursor.offsetLeft + 'px'; |
263 | this.compositionView.style.top = cursor.offsetTop + 'px'; | |
29000fb7 DI |
264 | }; |
265 | ||
266 | ||
3f455f90 PK |
267 | /** |
268 | * States | |
269 | */ | |
270 | var normal = 0, escaped = 1, csi = 2, osc = 3, charset = 4, dcs = 5, ignore = 6; | |
8bc844c0 | 271 | |
3f455f90 PK |
272 | /** |
273 | * Terminal | |
274 | */ | |
8bc844c0 | 275 | |
fd5be55d DI |
276 | /** |
277 | * Creates a new `Terminal` object. | |
278 | * | |
279 | * @param {object} options An object containing a set of options, the available options are: | |
280 | * - cursorBlink (boolean): Whether the terminal cursor blinks | |
281 | * | |
282 | * @public | |
107d1a14 PK |
283 | * @class Xterm Xterm |
284 | * @alias module:xterm/src/xterm | |
fd5be55d | 285 | */ |
3f455f90 PK |
286 | function Terminal(options) { |
287 | var self = this; | |
8bc844c0 | 288 | |
3f455f90 PK |
289 | if (!(this instanceof Terminal)) { |
290 | return new Terminal(arguments[0], arguments[1], arguments[2]); | |
291 | } | |
8bc844c0 | 292 | |
3f455f90 | 293 | self.cancel = Terminal.cancel; |
8bc844c0 | 294 | |
3f455f90 | 295 | EventEmitter.call(this); |
8bc844c0 | 296 | |
3f455f90 PK |
297 | if (typeof options === 'number') { |
298 | options = { | |
299 | cols: arguments[0], | |
300 | rows: arguments[1], | |
301 | handler: arguments[2] | |
302 | }; | |
303 | } | |
5fd1948b | 304 | |
3f455f90 | 305 | options = options || {}; |
8bc844c0 | 306 | |
8bc844c0 | 307 | |
3f455f90 PK |
308 | Object.keys(Terminal.defaults).forEach(function(key) { |
309 | if (options[key] == null) { | |
310 | options[key] = Terminal.options[key]; | |
86dad1b0 | 311 | |
3f455f90 PK |
312 | if (Terminal[key] !== Terminal.defaults[key]) { |
313 | options[key] = Terminal[key]; | |
314 | } | |
315 | } | |
316 | self[key] = options[key]; | |
317 | }); | |
91273161 | 318 | |
3f455f90 PK |
319 | if (options.colors.length === 8) { |
320 | options.colors = options.colors.concat(Terminal._colors.slice(8)); | |
321 | } else if (options.colors.length === 16) { | |
322 | options.colors = options.colors.concat(Terminal._colors.slice(16)); | |
323 | } else if (options.colors.length === 10) { | |
324 | options.colors = options.colors.slice(0, -2).concat( | |
325 | Terminal._colors.slice(8, -2), options.colors.slice(-2)); | |
326 | } else if (options.colors.length === 18) { | |
327 | options.colors = options.colors.concat( | |
328 | Terminal._colors.slice(16, -2), options.colors.slice(-2)); | |
329 | } | |
330 | this.colors = options.colors; | |
8bc844c0 | 331 | |
3f455f90 | 332 | this.options = options; |
91273161 | 333 | |
3f455f90 PK |
334 | // this.context = options.context || window; |
335 | // this.document = options.document || document; | |
336 | this.parent = options.body || options.parent | |
337 | || (document ? document.getElementsByTagName('body')[0] : null); | |
5fd1948b | 338 | |
3f455f90 PK |
339 | this.cols = options.cols || options.geometry[0]; |
340 | this.rows = options.rows || options.geometry[1]; | |
341 | ||
342 | if (options.handler) { | |
343 | this.on('data', options.handler); | |
344 | } | |
345 | ||
df268ad5 DI |
346 | /** |
347 | * The scroll position of the y cursor, ie. ybase + y = the y position within the entire | |
87c9370e | 348 | * buffer |
df268ad5 | 349 | */ |
3f455f90 | 350 | this.ybase = 0; |
df268ad5 DI |
351 | |
352 | /** | |
353 | * The scroll position of the viewport | |
354 | */ | |
3f455f90 | 355 | this.ydisp = 0; |
df268ad5 DI |
356 | |
357 | /** | |
358 | * The cursor's x position after ybase | |
359 | */ | |
3f455f90 | 360 | this.x = 0; |
df268ad5 DI |
361 | |
362 | /** | |
363 | * The cursor's y position after ybase | |
364 | */ | |
3f455f90 | 365 | this.y = 0; |
df268ad5 | 366 | |
af29effb DI |
367 | /** |
368 | * Used to debounce the refresh function | |
369 | */ | |
370 | this.isRefreshing = false; | |
371 | ||
372 | /** | |
373 | * Whether there is a full terminal refresh queued | |
374 | */ | |
af29effb | 375 | |
3f455f90 PK |
376 | this.cursorState = 0; |
377 | this.cursorHidden = false; | |
378 | this.convertEol; | |
379 | this.state = 0; | |
380 | this.queue = ''; | |
381 | this.scrollTop = 0; | |
382 | this.scrollBottom = this.rows - 1; | |
383 | ||
384 | // modes | |
385 | this.applicationKeypad = false; | |
386 | this.applicationCursor = false; | |
387 | this.originMode = false; | |
388 | this.insertMode = false; | |
4afa08da | 389 | this.wraparoundMode = true; // defaults: xterm - true, vt100 - false |
3f455f90 PK |
390 | this.normal = null; |
391 | ||
392 | // charset | |
393 | this.charset = null; | |
394 | this.gcharset = null; | |
395 | this.glevel = 0; | |
396 | this.charsets = [null]; | |
397 | ||
398 | // mouse properties | |
399 | this.decLocator; | |
400 | this.x10Mouse; | |
401 | this.vt200Mouse; | |
402 | this.vt300Mouse; | |
403 | this.normalMouse; | |
404 | this.mouseEvents; | |
405 | this.sendFocus; | |
406 | this.utfMouse; | |
407 | this.sgrMouse; | |
408 | this.urxvtMouse; | |
409 | ||
410 | // misc | |
411 | this.element; | |
412 | this.children; | |
413 | this.refreshStart; | |
414 | this.refreshEnd; | |
415 | this.savedX; | |
416 | this.savedY; | |
417 | this.savedCols; | |
418 | ||
419 | // stream | |
420 | this.readable = true; | |
421 | this.writable = true; | |
422 | ||
423 | this.defAttr = (0 << 18) | (257 << 9) | (256 << 0); | |
424 | this.curAttr = this.defAttr; | |
425 | ||
426 | this.params = []; | |
427 | this.currentParam = 0; | |
428 | this.prefix = ''; | |
429 | this.postfix = ''; | |
430 | ||
e3126ba3 JB |
431 | // leftover surrogate high from previous write invocation |
432 | this.surrogate_high = ''; | |
874ba72f | 433 | |
df268ad5 DI |
434 | /** |
435 | * An array of all lines in the entire buffer, including the prompt. The lines are array of | |
436 | * characters which are 2-length arrays where [0] is an attribute and [1] is the character. | |
437 | */ | |
3f455f90 PK |
438 | this.lines = []; |
439 | var i = this.rows; | |
440 | while (i--) { | |
441 | this.lines.push(this.blankLine()); | |
86dad1b0 | 442 | } |
3f455f90 PK |
443 | |
444 | this.tabs; | |
445 | this.setupStops(); | |
86dad1b0 | 446 | } |
8bc844c0 | 447 | |
3f455f90 | 448 | inherits(Terminal, EventEmitter); |
8bc844c0 | 449 | |
107d1a14 | 450 | /** |
107d1a14 | 451 | * back_color_erase feature for xterm. |
107d1a14 | 452 | */ |
3f455f90 PK |
453 | Terminal.prototype.eraseAttr = function() { |
454 | // if (this.is('screen')) return this.defAttr; | |
455 | return (this.defAttr & ~0x1ff) | (this.curAttr & 0x1ff); | |
456 | }; | |
a68c8336 | 457 | |
3f455f90 PK |
458 | /** |
459 | * Colors | |
460 | */ | |
461 | ||
462 | // Colors 0-15 | |
463 | Terminal.tangoColors = [ | |
464 | // dark: | |
465 | '#2e3436', | |
466 | '#cc0000', | |
467 | '#4e9a06', | |
468 | '#c4a000', | |
469 | '#3465a4', | |
470 | '#75507b', | |
471 | '#06989a', | |
472 | '#d3d7cf', | |
473 | // bright: | |
474 | '#555753', | |
475 | '#ef2929', | |
476 | '#8ae234', | |
477 | '#fce94f', | |
478 | '#729fcf', | |
479 | '#ad7fa8', | |
480 | '#34e2e2', | |
481 | '#eeeeec' | |
482 | ]; | |
483 | ||
484 | // Colors 0-15 + 16-255 | |
485 | // Much thanks to TooTallNate for writing this. | |
486 | Terminal.colors = (function() { | |
487 | var colors = Terminal.tangoColors.slice() | |
488 | , r = [0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff] | |
489 | , i; | |
490 | ||
491 | // 16-231 | |
492 | i = 0; | |
493 | for (; i < 216; i++) { | |
494 | out(r[(i / 36) % 6 | 0], r[(i / 6) % 6 | 0], r[i % 6]); | |
495 | } | |
8bc844c0 | 496 | |
3f455f90 PK |
497 | // 232-255 (grey) |
498 | i = 0; | |
499 | for (; i < 24; i++) { | |
500 | r = 8 + i * 10; | |
501 | out(r, r, r); | |
502 | } | |
8bc844c0 | 503 | |
3f455f90 PK |
504 | function out(r, g, b) { |
505 | colors.push('#' + hex(r) + hex(g) + hex(b)); | |
506 | } | |
8bc844c0 | 507 | |
3f455f90 PK |
508 | function hex(c) { |
509 | c = c.toString(16); | |
510 | return c.length < 2 ? '0' + c : c; | |
511 | } | |
8bc844c0 | 512 | |
3f455f90 PK |
513 | return colors; |
514 | })(); | |
3b322929 | 515 | |
3f455f90 | 516 | Terminal._colors = Terminal.colors.slice(); |
31161ffe | 517 | |
3f455f90 PK |
518 | Terminal.vcolors = (function() { |
519 | var out = [] | |
520 | , colors = Terminal.colors | |
521 | , i = 0 | |
522 | , color; | |
8bc844c0 | 523 | |
3f455f90 PK |
524 | for (; i < 256; i++) { |
525 | color = parseInt(colors[i].substring(1), 16); | |
526 | out.push([ | |
527 | (color >> 16) & 0xff, | |
528 | (color >> 8) & 0xff, | |
529 | color & 0xff | |
530 | ]); | |
531 | } | |
5fd1948b | 532 | |
3f455f90 PK |
533 | return out; |
534 | })(); | |
535 | ||
536 | /** | |
537 | * Options | |
538 | */ | |
539 | ||
540 | Terminal.defaults = { | |
541 | colors: Terminal.colors, | |
542 | theme: 'default', | |
543 | convertEol: false, | |
544 | termName: 'xterm', | |
545 | geometry: [80, 24], | |
546 | cursorBlink: false, | |
547 | visualBell: false, | |
548 | popOnBell: false, | |
549 | scrollback: 1000, | |
550 | screenKeys: false, | |
551 | debug: false, | |
552 | cancelEvents: false | |
553 | // programFeatures: false, | |
554 | // focusKeys: false, | |
555 | }; | |
cc7f4d0d | 556 | |
3f455f90 | 557 | Terminal.options = {}; |
cd956bca | 558 | |
7988f634 SS |
559 | Terminal.focus = null; |
560 | ||
3f455f90 PK |
561 | each(keys(Terminal.defaults), function(key) { |
562 | Terminal[key] = Terminal.defaults[key]; | |
563 | Terminal.options[key] = Terminal.defaults[key]; | |
564 | }); | |
565 | ||
566 | /** | |
a6e85ad5 | 567 | * Focus the terminal. Delegates focus handling to the terminal's DOM element. |
3f455f90 PK |
568 | */ |
569 | Terminal.prototype.focus = function() { | |
fc7b22dc DI |
570 | if (document.activeElement === this.textarea) { |
571 | return; | |
572 | } | |
573 | ||
574 | if (this.sendFocus) { | |
575 | this.send('\x1b[I'); | |
576 | } | |
577 | ||
aaedcfc7 | 578 | this.element.classList.add('focus'); |
fc7b22dc DI |
579 | this.showCursor(); |
580 | this.textarea.focus(); | |
581 | Terminal.focus = this; | |
a6e85ad5 | 582 | }; |
8bc844c0 | 583 | |
a6e85ad5 PK |
584 | /** |
585 | * Binds the desired focus behavior on a given terminal object. | |
586 | * | |
587 | * @static | |
588 | */ | |
589 | Terminal.bindFocus = function (term) { | |
590 | on(term.element, 'focus', function (ev) { | |
591 | if (term.sendFocus) { | |
592 | term.send('\x1b[I'); | |
593 | } | |
8bc844c0 | 594 | |
a6e85ad5 PK |
595 | term.showCursor(); |
596 | Terminal.focus = term; | |
597 | term.emit('focus', {terminal: term}); | |
598 | }); | |
3f455f90 | 599 | }; |
8bc844c0 | 600 | |
a6e85ad5 PK |
601 | /** |
602 | * Blur the terminal. Delegates blur handling to the terminal's DOM element. | |
a6e85ad5 | 603 | */ |
3f455f90 | 604 | Terminal.prototype.blur = function() { |
fc7b22dc DI |
605 | if (Terminal.focus !== this) { |
606 | return; | |
607 | } | |
608 | ||
aaedcfc7 | 609 | this.element.classList.remove('focus'); |
fc7b22dc DI |
610 | this.cursorState = 0; |
611 | this.refresh(this.y, this.y); | |
612 | this.textarea.blur(); | |
613 | if (this.sendFocus) { | |
614 | this.send('\x1b[0]'); | |
615 | } | |
616 | Terminal.focus = null; | |
a6e85ad5 | 617 | }; |
8bc844c0 | 618 | |
a6e85ad5 PK |
619 | /** |
620 | * Binds the desired blur behavior on a given terminal object. | |
621 | * | |
622 | * @static | |
623 | */ | |
624 | Terminal.bindBlur = function (term) { | |
625 | on(term.element, 'blur', function (ev) { | |
626 | if (term.sendFocus) { | |
627 | term.send('\x1b[O'); | |
628 | } | |
629 | Terminal.focus = null; | |
630 | term.emit('blur', {terminal: term}); | |
631 | }); | |
3f455f90 | 632 | }; |
8bc844c0 | 633 | |
3f455f90 PK |
634 | /** |
635 | * Initialize default behavior | |
636 | */ | |
3f455f90 | 637 | Terminal.prototype.initGlobal = function() { |
c02cc844 | 638 | Terminal.bindPaste(this); |
fc7b22dc | 639 | Terminal.bindKeys(this); |
3f455f90 PK |
640 | Terminal.bindCopy(this); |
641 | }; | |
8bc844c0 | 642 | |
3f455f90 | 643 | /** |
64721687 PK |
644 | * Bind to paste event and allow both keyboard and right-click pasting, without having the |
645 | * contentEditable value set to true. | |
3f455f90 PK |
646 | */ |
647 | Terminal.bindPaste = function(term) { | |
fc7b22dc DI |
648 | on([term.textarea, term.element], 'paste', function(ev) { |
649 | ev.stopPropagation(); | |
3f455f90 PK |
650 | if (ev.clipboardData) { |
651 | var text = ev.clipboardData.getData('text/plain'); | |
652 | term.handler(text); | |
fc7b22dc DI |
653 | term.textarea.value = ''; |
654 | return term.cancel(ev); | |
3f455f90 | 655 | } |
3f455f90 | 656 | }); |
3f455f90 | 657 | }; |
8bc844c0 | 658 | |
00f4232e PK |
659 | /** |
660 | * Prepares text copied from terminal selection, to be saved in the clipboard by: | |
661 | * 1. stripping all trailing white spaces | |
662 | * 2. converting all non-breaking spaces to regular spaces | |
663 | * @param {string} text The copied text that needs processing for storing in clipboard | |
fed92ac5 | 664 | * @returns {string} |
00f4232e PK |
665 | * @static |
666 | */ | |
11a7cd69 | 667 | Terminal.prepareCopiedTextForClipboard = function (text) { |
00f4232e PK |
668 | var space = String.fromCharCode(32), |
669 | nonBreakingSpace = String.fromCharCode(160), | |
670 | allNonBreakingSpaces = new RegExp(nonBreakingSpace, 'g'), | |
671 | processedText = text.split('\n').map(function (line) { | |
672 | /** | |
673 | * Strip all trailing white spaces and convert all non-breaking spaces to regular | |
674 | * spaces. | |
675 | */ | |
676 | var processedLine = line.replace(/\s+$/g, '').replace(allNonBreakingSpaces, space); | |
677 | ||
678 | return processedLine; | |
679 | }).join('\n'); | |
680 | ||
681 | return processedText; | |
682 | }; | |
8bc844c0 | 683 | |
c02cc844 | 684 | /** |
fc7b22dc | 685 | * Apply key handling to the terminal |
3f455f90 | 686 | */ |
fc7b22dc DI |
687 | Terminal.bindKeys = function(term) { |
688 | on(term.element, 'keydown', function(ev) { | |
689 | if (document.activeElement != this) { | |
690 | return; | |
691 | } | |
692 | term.keyDown(ev); | |
693 | }, true); | |
00f4232e | 694 | |
fc7b22dc DI |
695 | on(term.element, 'keypress', function(ev) { |
696 | if (document.activeElement != this) { | |
697 | return; | |
698 | } | |
699 | term.keyPress(ev); | |
700 | }, true); | |
8bc844c0 | 701 | |
fc7b22dc | 702 | on(term.element, 'keyup', term.focus.bind(term)); |
8bc844c0 | 703 | |
fc7b22dc DI |
704 | on(term.textarea, 'keydown', function(ev) { |
705 | term.keyDown(ev); | |
706 | }, true); | |
8bc844c0 | 707 | |
fc7b22dc DI |
708 | on(term.textarea, 'keypress', function(ev) { |
709 | term.keyPress(ev); | |
710 | // Truncate the textarea's value, since it is not needed | |
711 | this.value = ''; | |
712 | }, true); | |
a52b7e7a DI |
713 | |
714 | on(term.textarea, 'compositionstart', function(ev) { | |
29000fb7 | 715 | term.compositionHelper.compositionstart.bind(term.compositionHelper, ev)(); |
a52b7e7a DI |
716 | }); |
717 | on(term.textarea, 'compositionupdate', function(ev) { | |
29000fb7 | 718 | term.compositionHelper.compositionupdate.bind(term.compositionHelper, ev)(); |
a52b7e7a DI |
719 | }); |
720 | on(term.textarea, 'compositionend', function(ev) { | |
29000fb7 | 721 | term.compositionHelper.compositionend.bind(term.compositionHelper, ev)(); |
a52b7e7a | 722 | }); |
3f455f90 | 723 | }; |
8bc844c0 | 724 | |
fc7b22dc DI |
725 | /** |
726 | * Binds copy functionality to the given terminal. | |
727 | * @static | |
728 | */ | |
729 | Terminal.bindCopy = function(term) { | |
730 | on(term.element, 'copy', function(ev) { | |
731 | return; // temporary | |
8bc844c0 | 732 | }); |
3f455f90 | 733 | }; |
8bc844c0 | 734 | |
8bc844c0 | 735 | |
107d1a14 | 736 | /** |
3f455f90 PK |
737 | * Insert the given row to the terminal or produce a new one |
738 | * if no row argument is passed. Return the inserted row. | |
107d1a14 | 739 | * @param {HTMLElement} row (optional) The row to append to the terminal. |
3f455f90 PK |
740 | */ |
741 | Terminal.prototype.insertRow = function (row) { | |
742 | if (typeof row != 'object') { | |
743 | row = document.createElement('div'); | |
744 | } | |
8bc844c0 | 745 | |
3f455f90 PK |
746 | this.rowContainer.appendChild(row); |
747 | this.children.push(row); | |
748 | ||
749 | return row; | |
f3bd6145 | 750 | }; |
8bc844c0 | 751 | |
8bc844c0 | 752 | |
fd5be55d DI |
753 | /** |
754 | * Opens the terminal within an element. | |
755 | * | |
756 | * @param {HTMLElement} parent The element to create the terminal within. | |
3f455f90 PK |
757 | */ |
758 | Terminal.prototype.open = function(parent) { | |
759 | var self=this, i=0, div; | |
8bc844c0 | 760 | |
3f455f90 | 761 | this.parent = parent || this.parent; |
8bc844c0 | 762 | |
3f455f90 PK |
763 | if (!this.parent) { |
764 | throw new Error('Terminal requires a parent element.'); | |
765 | } | |
8bc844c0 | 766 | |
3f455f90 PK |
767 | /* |
768 | * Grab global elements | |
769 | */ | |
770 | this.context = this.parent.ownerDocument.defaultView; | |
771 | this.document = this.parent.ownerDocument; | |
772 | this.body = this.document.getElementsByTagName('body')[0]; | |
773 | ||
774 | /* | |
775 | * Parse User-Agent | |
776 | */ | |
777 | if (this.context.navigator && this.context.navigator.userAgent) { | |
3f455f90 PK |
778 | this.isMSIE = !!~this.context.navigator.userAgent.indexOf('MSIE'); |
779 | } | |
8bc844c0 | 780 | |
b01165c1 | 781 | /* |
782 | * Find the users platform. We use this to interpret the meta key | |
783 | * and ISO third level shifts. | |
784 | * http://stackoverflow.com/questions/19877924/what-is-the-list-of-possible-values-for-navigator-platform-as-of-today | |
785 | */ | |
786 | if (this.context.navigator && this.context.navigator.platform) { | |
787 | this.isMac = contains( | |
788 | this.context.navigator.platform, | |
789 | ['Macintosh', 'MacIntel', 'MacPPC', 'Mac68K'] | |
790 | ); | |
791 | this.isIpad = this.context.navigator.platform === 'iPad'; | |
792 | this.isIphone = this.context.navigator.platform === 'iPhone'; | |
793 | this.isMSWindows = contains( | |
794 | this.context.navigator.platform, | |
795 | ['Windows', 'Win16', 'Win32', 'WinCE'] | |
796 | ); | |
797 | } | |
798 | ||
3f455f90 PK |
799 | /* |
800 | * Create main element container | |
801 | */ | |
802 | this.element = this.document.createElement('div'); | |
a523803d AK |
803 | this.element.classList.add('terminal'); |
804 | this.element.classList.add('xterm'); | |
805 | this.element.classList.add('xterm-theme-' + this.theme); | |
3f455f90 PK |
806 | this.element.setAttribute('tabindex', 0); |
807 | ||
808 | /* | |
809 | * Create the container that will hold the lines of the terminal and then | |
810 | * produce the lines the lines. | |
811 | */ | |
812 | this.rowContainer = document.createElement('div'); | |
813 | this.rowContainer.classList.add('xterm-rows'); | |
814 | this.element.appendChild(this.rowContainer); | |
815 | this.children = []; | |
816 | ||
fc7b22dc DI |
817 | /* |
818 | * Create the container that will hold helpers like the textarea for | |
819 | * capturing DOM Events. Then produce the helpers. | |
820 | */ | |
821 | this.helperContainer = document.createElement('div'); | |
822 | this.helperContainer.classList.add('xterm-helpers'); | |
26af6ffd | 823 | // TODO: This should probably be inserted once it's filled to prevent an additional layout |
fc7b22dc DI |
824 | this.element.appendChild(this.helperContainer); |
825 | this.textarea = document.createElement('textarea'); | |
826 | this.textarea.classList.add('xterm-helper-textarea'); | |
827 | this.textarea.setAttribute('autocorrect', 'off'); | |
828 | this.textarea.setAttribute('autocapitalize', 'off'); | |
829 | this.textarea.setAttribute('spellcheck', 'false'); | |
830 | this.textarea.tabIndex = 0; | |
831 | this.textarea.onfocus = function() { | |
832 | self.emit('focus', {terminal: self}); | |
833 | } | |
834 | this.textarea.onblur = function() { | |
835 | self.emit('blur', {terminal: self}); | |
836 | } | |
837 | this.helperContainer.appendChild(this.textarea); | |
29000fb7 | 838 | |
26af6ffd DI |
839 | this.compositionView = document.createElement('div'); |
840 | this.compositionView.classList.add('composition-view'); | |
29000fb7 | 841 | this.compositionHelper = new CompositionHelper(this.textarea, this.compositionView, this); |
26af6ffd | 842 | this.helperContainer.appendChild(this.compositionView); |
fc7b22dc | 843 | |
3f455f90 PK |
844 | for (; i < this.rows; i++) { |
845 | this.insertRow(); | |
846 | } | |
847 | this.parent.appendChild(this.element); | |
8bc844c0 | 848 | |
26af6ffd | 849 | |
3f455f90 PK |
850 | // Draw the screen. |
851 | this.refresh(0, this.rows - 1); | |
8bc844c0 | 852 | |
3f455f90 PK |
853 | // Initialize global actions that |
854 | // need to be taken on the document. | |
855 | this.initGlobal(); | |
15f68335 | 856 | |
3f455f90 PK |
857 | // Ensure there is a Terminal.focus. |
858 | this.focus(); | |
15f68335 | 859 | |
3f455f90 | 860 | on(this.element, 'mouseup', function() { |
f53f5735 TD |
861 | var selection = document.getSelection(), |
862 | collapsed = selection.isCollapsed, | |
863 | isRange = typeof collapsed == 'boolean' ? !collapsed : selection.type == 'Range'; | |
864 | if (!isRange) { | |
3f455f90 PK |
865 | self.focus(); |
866 | } | |
867 | }); | |
8bc844c0 | 868 | |
3f455f90 PK |
869 | // Listen for mouse events and translate |
870 | // them into terminal mouse protocols. | |
871 | this.bindMouse(); | |
8bc844c0 | 872 | |
3f455f90 PK |
873 | // Figure out whether boldness affects |
874 | // the character width of monospace fonts. | |
875 | if (Terminal.brokenBold == null) { | |
876 | Terminal.brokenBold = isBoldBroken(this.document); | |
8bc844c0 CJ |
877 | } |
878 | ||
3f455f90 PK |
879 | this.emit('open'); |
880 | }; | |
8bc844c0 | 881 | |
57300f51 PK |
882 | |
883 | /** | |
884 | * Attempts to load an add-on using CommonJS or RequireJS (whichever is available). | |
885 | * @param {string} addon The name of the addon to load | |
886 | * @static | |
887 | */ | |
888 | Terminal.loadAddon = function(addon, callback) { | |
889 | if (typeof exports === 'object' && typeof module === 'object') { | |
890 | // CommonJS | |
891 | return require(__dirname + '/../addons/' + addon); | |
892 | } else if (typeof define == 'function') { | |
893 | // RequireJS | |
894 | return require(['../addons/' + addon + '/' + addon], callback); | |
895 | } else { | |
896 | console.error('Cannot load a module without a CommonJS or RequireJS environment.'); | |
897 | return false; | |
898 | } | |
899 | }; | |
900 | ||
901 | ||
7d904e45 | 902 | /** |
107d1a14 PK |
903 | * XTerm mouse events |
904 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Mouse%20Tracking | |
905 | * To better understand these | |
906 | * the xterm code is very helpful: | |
907 | * Relevant files: | |
908 | * button.c, charproc.c, misc.c | |
909 | * Relevant functions in xterm/button.c: | |
910 | * BtnCode, EmitButtonCode, EditorButton, SendMousePosition | |
911 | */ | |
3f455f90 | 912 | Terminal.prototype.bindMouse = function() { |
107d1a14 PK |
913 | var el = this.element, self = this, pressed = 32; |
914 | var wheelEvent = ('onmousewheel' in this.context) ? 'mousewheel' : 'DOMMouseScroll'; | |
8bc844c0 | 915 | |
3f455f90 PK |
916 | // mouseup, mousedown, mousewheel |
917 | // left click: ^[[M 3<^[[M#3< | |
918 | // mousewheel up: ^[[M`3> | |
919 | function sendButton(ev) { | |
920 | var button | |
921 | , pos; | |
8bc844c0 | 922 | |
3f455f90 PK |
923 | // get the xterm-style button |
924 | button = getButton(ev); | |
8bc844c0 | 925 | |
3f455f90 PK |
926 | // get mouse coordinates |
927 | pos = getCoords(ev); | |
928 | if (!pos) return; | |
8bc844c0 | 929 | |
3f455f90 | 930 | sendEvent(button, pos); |
8bc844c0 | 931 | |
59b79e9b | 932 | switch (ev.overrideType || ev.type) { |
3f455f90 PK |
933 | case 'mousedown': |
934 | pressed = button; | |
8bc844c0 | 935 | break; |
3f455f90 PK |
936 | case 'mouseup': |
937 | // keep it at the left | |
938 | // button, just in case. | |
939 | pressed = 32; | |
8bc844c0 | 940 | break; |
3f455f90 PK |
941 | case wheelEvent: |
942 | // nothing. don't | |
943 | // interfere with | |
944 | // `pressed`. | |
8bc844c0 | 945 | break; |
3f455f90 PK |
946 | } |
947 | } | |
8bc844c0 | 948 | |
3f455f90 PK |
949 | // motion example of a left click: |
950 | // ^[[M 3<^[[M@4<^[[M@5<^[[M@6<^[[M@7<^[[M#7< | |
951 | function sendMove(ev) { | |
952 | var button = pressed | |
953 | , pos; | |
8bc844c0 | 954 | |
3f455f90 PK |
955 | pos = getCoords(ev); |
956 | if (!pos) return; | |
a7f50531 | 957 | |
3f455f90 PK |
958 | // buttons marked as motions |
959 | // are incremented by 32 | |
960 | button += 32; | |
a7f50531 | 961 | |
3f455f90 PK |
962 | sendEvent(button, pos); |
963 | } | |
efa0e3c1 | 964 | |
3f455f90 PK |
965 | // encode button and |
966 | // position to characters | |
967 | function encode(data, ch) { | |
968 | if (!self.utfMouse) { | |
969 | if (ch === 255) return data.push(0); | |
970 | if (ch > 127) ch = 127; | |
971 | data.push(ch); | |
972 | } else { | |
973 | if (ch === 2047) return data.push(0); | |
974 | if (ch < 127) { | |
975 | data.push(ch); | |
976 | } else { | |
977 | if (ch > 2047) ch = 2047; | |
978 | data.push(0xC0 | (ch >> 6)); | |
979 | data.push(0x80 | (ch & 0x3F)); | |
980 | } | |
8bc844c0 | 981 | } |
3f455f90 | 982 | } |
8bc844c0 | 983 | |
3f455f90 PK |
984 | // send a mouse event: |
985 | // regular/utf8: ^[[M Cb Cx Cy | |
986 | // urxvt: ^[[ Cb ; Cx ; Cy M | |
987 | // sgr: ^[[ Cb ; Cx ; Cy M/m | |
988 | // vt300: ^[[ 24(1/3/5)~ [ Cx , Cy ] \r | |
989 | // locator: CSI P e ; P b ; P r ; P c ; P p & w | |
990 | function sendEvent(button, pos) { | |
991 | // self.emit('mouse', { | |
992 | // x: pos.x - 32, | |
993 | // y: pos.x - 32, | |
994 | // button: button | |
995 | // }); | |
996 | ||
997 | if (self.vt300Mouse) { | |
998 | // NOTE: Unstable. | |
999 | // http://www.vt100.net/docs/vt3xx-gp/chapter15.html | |
1000 | button &= 3; | |
1001 | pos.x -= 32; | |
1002 | pos.y -= 32; | |
1003 | var data = '\x1b[24'; | |
1004 | if (button === 0) data += '1'; | |
1005 | else if (button === 1) data += '3'; | |
1006 | else if (button === 2) data += '5'; | |
1007 | else if (button === 3) return; | |
1008 | else data += '0'; | |
1009 | data += '~[' + pos.x + ',' + pos.y + ']\r'; | |
1010 | self.send(data); | |
1011 | return; | |
1012 | } | |
8bc844c0 | 1013 | |
3f455f90 PK |
1014 | if (self.decLocator) { |
1015 | // NOTE: Unstable. | |
1016 | button &= 3; | |
1017 | pos.x -= 32; | |
1018 | pos.y -= 32; | |
1019 | if (button === 0) button = 2; | |
1020 | else if (button === 1) button = 4; | |
1021 | else if (button === 2) button = 6; | |
1022 | else if (button === 3) button = 3; | |
1023 | self.send('\x1b[' | |
1024 | + button | |
1025 | + ';' | |
1026 | + (button === 3 ? 4 : 0) | |
1027 | + ';' | |
1028 | + pos.y | |
1029 | + ';' | |
1030 | + pos.x | |
1031 | + ';' | |
1032 | + (pos.page || 0) | |
1033 | + '&w'); | |
1034 | return; | |
1035 | } | |
8bc844c0 | 1036 | |
3f455f90 PK |
1037 | if (self.urxvtMouse) { |
1038 | pos.x -= 32; | |
1039 | pos.y -= 32; | |
1040 | pos.x++; | |
1041 | pos.y++; | |
1042 | self.send('\x1b[' + button + ';' + pos.x + ';' + pos.y + 'M'); | |
1043 | return; | |
1044 | } | |
8bc844c0 | 1045 | |
3f455f90 PK |
1046 | if (self.sgrMouse) { |
1047 | pos.x -= 32; | |
1048 | pos.y -= 32; | |
1049 | self.send('\x1b[<' | |
1050 | + ((button & 3) === 3 ? button & ~3 : button) | |
1051 | + ';' | |
1052 | + pos.x | |
1053 | + ';' | |
1054 | + pos.y | |
1055 | + ((button & 3) === 3 ? 'm' : 'M')); | |
1056 | return; | |
1057 | } | |
8bc844c0 | 1058 | |
3f455f90 | 1059 | var data = []; |
8bc844c0 | 1060 | |
3f455f90 PK |
1061 | encode(data, button); |
1062 | encode(data, pos.x); | |
1063 | encode(data, pos.y); | |
8bc844c0 | 1064 | |
3f455f90 PK |
1065 | self.send('\x1b[M' + String.fromCharCode.apply(String, data)); |
1066 | } | |
8bc844c0 | 1067 | |
3f455f90 PK |
1068 | function getButton(ev) { |
1069 | var button | |
1070 | , shift | |
1071 | , meta | |
1072 | , ctrl | |
1073 | , mod; | |
1074 | ||
1075 | // two low bits: | |
1076 | // 0 = left | |
1077 | // 1 = middle | |
1078 | // 2 = right | |
1079 | // 3 = release | |
1080 | // wheel up/down: | |
1081 | // 1, and 2 - with 64 added | |
59b79e9b | 1082 | switch (ev.overrideType || ev.type) { |
3f455f90 PK |
1083 | case 'mousedown': |
1084 | button = ev.button != null | |
1085 | ? +ev.button | |
1086 | : ev.which != null | |
1087 | ? ev.which - 1 | |
1088 | : null; | |
1089 | ||
1090 | if (self.isMSIE) { | |
1091 | button = button === 1 ? 0 : button === 4 ? 1 : button; | |
8bc844c0 | 1092 | } |
8bc844c0 | 1093 | break; |
3f455f90 PK |
1094 | case 'mouseup': |
1095 | button = 3; | |
8bc844c0 | 1096 | break; |
3f455f90 PK |
1097 | case 'DOMMouseScroll': |
1098 | button = ev.detail < 0 | |
1099 | ? 64 | |
1100 | : 65; | |
8bc844c0 | 1101 | break; |
3f455f90 PK |
1102 | case 'mousewheel': |
1103 | button = ev.wheelDeltaY > 0 | |
1104 | ? 64 | |
1105 | : 65; | |
8bc844c0 | 1106 | break; |
3f455f90 | 1107 | } |
8bc844c0 | 1108 | |
3f455f90 PK |
1109 | // next three bits are the modifiers: |
1110 | // 4 = shift, 8 = meta, 16 = control | |
1111 | shift = ev.shiftKey ? 4 : 0; | |
1112 | meta = ev.metaKey ? 8 : 0; | |
1113 | ctrl = ev.ctrlKey ? 16 : 0; | |
1114 | mod = shift | meta | ctrl; | |
1115 | ||
1116 | // no mods | |
1117 | if (self.vt200Mouse) { | |
1118 | // ctrl only | |
1119 | mod &= ctrl; | |
1120 | } else if (!self.normalMouse) { | |
1121 | mod = 0; | |
1122 | } | |
8bc844c0 | 1123 | |
3f455f90 PK |
1124 | // increment to SP |
1125 | button = (32 + (mod << 2)) + button; | |
8bc844c0 | 1126 | |
3f455f90 PK |
1127 | return button; |
1128 | } | |
8bc844c0 | 1129 | |
3f455f90 PK |
1130 | // mouse coordinates measured in cols/rows |
1131 | function getCoords(ev) { | |
1132 | var x, y, w, h, el; | |
1133 | ||
1134 | // ignore browsers without pageX for now | |
1135 | if (ev.pageX == null) return; | |
1136 | ||
1137 | x = ev.pageX; | |
1138 | y = ev.pageY; | |
1139 | el = self.element; | |
1140 | ||
1141 | // should probably check offsetParent | |
1142 | // but this is more portable | |
1143 | while (el && el !== self.document.documentElement) { | |
1144 | x -= el.offsetLeft; | |
1145 | y -= el.offsetTop; | |
1146 | el = 'offsetParent' in el | |
1147 | ? el.offsetParent | |
1148 | : el.parentNode; | |
1149 | } | |
8bc844c0 | 1150 | |
3f455f90 PK |
1151 | // convert to cols/rows |
1152 | w = self.element.clientWidth; | |
1153 | h = self.element.clientHeight; | |
1154 | x = Math.round((x / w) * self.cols); | |
1155 | y = Math.round((y / h) * self.rows); | |
1156 | ||
1157 | // be sure to avoid sending | |
1158 | // bad positions to the program | |
1159 | if (x < 0) x = 0; | |
1160 | if (x > self.cols) x = self.cols; | |
1161 | if (y < 0) y = 0; | |
1162 | if (y > self.rows) y = self.rows; | |
1163 | ||
1164 | // xterm sends raw bytes and | |
1165 | // starts at 32 (SP) for each. | |
1166 | x += 32; | |
1167 | y += 32; | |
1168 | ||
1169 | return { | |
1170 | x: x, | |
1171 | y: y, | |
59b79e9b | 1172 | type: (ev.overrideType || ev.type) === wheelEvent |
3f455f90 | 1173 | ? 'mousewheel' |
59b79e9b | 1174 | : (ev.overrideType || ev.type) |
3f455f90 PK |
1175 | }; |
1176 | } | |
8bc844c0 | 1177 | |
3f455f90 PK |
1178 | on(el, 'mousedown', function(ev) { |
1179 | if (!self.mouseEvents) return; | |
8bc844c0 | 1180 | |
3f455f90 PK |
1181 | // send the button |
1182 | sendButton(ev); | |
1183 | ||
1184 | // ensure focus | |
1185 | self.focus(); | |
1186 | ||
1187 | // fix for odd bug | |
1188 | //if (self.vt200Mouse && !self.normalMouse) { | |
1189 | if (self.vt200Mouse) { | |
59b79e9b BF |
1190 | ev.overrideType = 'mouseup'; |
1191 | sendButton(ev); | |
3f455f90 | 1192 | return self.cancel(ev); |
8bc844c0 | 1193 | } |
8bc844c0 | 1194 | |
3f455f90 PK |
1195 | // bind events |
1196 | if (self.normalMouse) on(self.document, 'mousemove', sendMove); | |
1197 | ||
1198 | // x10 compatibility mode can't send button releases | |
1199 | if (!self.x10Mouse) { | |
1200 | on(self.document, 'mouseup', function up(ev) { | |
1201 | sendButton(ev); | |
1202 | if (self.normalMouse) off(self.document, 'mousemove', sendMove); | |
1203 | off(self.document, 'mouseup', up); | |
1204 | return self.cancel(ev); | |
1205 | }); | |
8bc844c0 | 1206 | } |
3f455f90 PK |
1207 | |
1208 | return self.cancel(ev); | |
1209 | }); | |
1210 | ||
1211 | //if (self.normalMouse) { | |
1212 | // on(self.document, 'mousemove', sendMove); | |
1213 | //} | |
1214 | ||
1215 | on(el, wheelEvent, function(ev) { | |
1216 | if (!self.mouseEvents) return; | |
1217 | if (self.x10Mouse | |
1218 | || self.vt300Mouse | |
1219 | || self.decLocator) return; | |
1220 | sendButton(ev); | |
1221 | return self.cancel(ev); | |
1222 | }); | |
1223 | ||
1224 | // allow mousewheel scrolling in | |
1225 | // the shell for example | |
1226 | on(el, wheelEvent, function(ev) { | |
1227 | if (self.mouseEvents) return; | |
1228 | if (self.applicationKeypad) return; | |
1229 | if (ev.type === 'DOMMouseScroll') { | |
1230 | self.scrollDisp(ev.detail < 0 ? -1 : 1); | |
1231 | } else { | |
1232 | self.scrollDisp(ev.wheelDeltaY > 0 ? -1 : 1); | |
1233 | } | |
1234 | return self.cancel(ev); | |
1235 | }); | |
1236 | }; | |
1237 | ||
1238 | /** | |
fd5be55d | 1239 | * Destroys the terminal. |
3f455f90 | 1240 | */ |
3f455f90 PK |
1241 | Terminal.prototype.destroy = function() { |
1242 | this.readable = false; | |
1243 | this.writable = false; | |
1244 | this._events = {}; | |
1245 | this.handler = function() {}; | |
1246 | this.write = function() {}; | |
1247 | if (this.element.parentNode) { | |
1248 | this.element.parentNode.removeChild(this.element); | |
1249 | } | |
1250 | //this.emit('close'); | |
1251 | }; | |
1252 | ||
1253 | ||
1a384616 PK |
1254 | /** |
1255 | * Flags used to render terminal text properly | |
1256 | */ | |
1257 | Terminal.flags = { | |
5a56849d PK |
1258 | BOLD: 1, |
1259 | UNDERLINE: 2, | |
1260 | BLINK: 4, | |
1261 | INVERSE: 8, | |
1262 | INVISIBLE: 16 | |
1a384616 PK |
1263 | } |
1264 | ||
fd5be55d | 1265 | /** |
1aeb5620 PK |
1266 | * Refreshes (re-renders) terminal content within two rows (inclusive) |
1267 | * | |
1268 | * Rendering Engine: | |
1269 | * | |
1270 | * In the screen buffer, each character is stored as a an array with a character | |
1271 | * and a 32-bit integer: | |
1272 | * - First value: a utf-16 character. | |
1273 | * - Second value: | |
1274 | * - Next 9 bits: background color (0-511). | |
1275 | * - Next 9 bits: foreground color (0-511). | |
1276 | * - Next 14 bits: a mask for misc. flags: | |
1277 | * - 1=bold | |
1278 | * - 2=underline | |
1279 | * - 4=blink | |
1280 | * - 8=inverse | |
1281 | * - 16=invisible | |
fd5be55d DI |
1282 | * |
1283 | * @param {number} start The row to start from (between 0 and terminal's height terminal - 1) | |
1284 | * @param {number} end The row to end at (between fromRow and terminal's height terminal - 1) | |
a6e85ad5 | 1285 | * @param {boolean} queue Whether the refresh should ran right now or be queued |
fd5be55d | 1286 | */ |
a6e85ad5 PK |
1287 | Terminal.prototype.refresh = function(start, end, queue) { |
1288 | var self = this; | |
1289 | ||
1290 | // queue defaults to true | |
1291 | queue = (typeof queue == 'undefined') ? true : queue; | |
3f455f90 | 1292 | |
a6e85ad5 PK |
1293 | /** |
1294 | * The refresh queue allows refresh to execute only approximately 30 times a second. For | |
1295 | * commands that pass a significant amount of output to the write function, this prevents the | |
1296 | * terminal from maxing out the CPU and making the UI unresponsive. While commands can still | |
1297 | * run beyond what they do on the terminal, it is far better with a debounce in place as | |
1298 | * every single terminal manipulation does not need to be constructed in the DOM. | |
1299 | * | |
1300 | * A side-effect of this is that it makes ^C to interrupt a process seem more responsive. | |
1301 | */ | |
1302 | if (queue) { | |
1303 | // If refresh should be queued, order the refresh and return. | |
1304 | if (this._refreshIsQueued) { | |
1305 | // If a refresh has already been queued, just order a full refresh next | |
1306 | this._fullRefreshNext = true; | |
1307 | } else { | |
1308 | setTimeout(function () { | |
1309 | self.refresh(start, end, false); | |
1310 | }, 34) | |
1311 | this._refreshIsQueued = true; | |
1312 | } | |
af29effb DI |
1313 | return; |
1314 | } | |
a6e85ad5 PK |
1315 | |
1316 | // If refresh should be run right now (not be queued), release the lock | |
1317 | this._refreshIsQueued = false; | |
1318 | ||
1319 | // If multiple refreshes were requested, make a full refresh. | |
1320 | if (this._fullRefreshNext) { | |
1321 | start = 0; | |
1322 | end = this.rows - 1; | |
1323 | this._fullRefreshNext = false // reset lock | |
1324 | } | |
1325 | ||
874ba72f | 1326 | var x, y, i, line, out, ch, ch_width, width, data, attr, bg, fg, flags, row, parent, focused = document.activeElement; |
af29effb | 1327 | |
af7588ef | 1328 | // If this is a big refresh, remove the terminal rows from the DOM for faster calculations |
3f455f90 PK |
1329 | if (end - start >= this.rows / 2) { |
1330 | parent = this.element.parentNode; | |
af7588ef PK |
1331 | if (parent) { |
1332 | this.element.removeChild(this.rowContainer); | |
1333 | } | |
3f455f90 PK |
1334 | } |
1335 | ||
1336 | width = this.cols; | |
1337 | y = start; | |
1338 | ||
edf89718 | 1339 | if (end >= this.rows.length) { |
3f455f90 | 1340 | this.log('`end` is too large. Most likely a bad CSR.'); |
edf89718 | 1341 | end = this.rows.length - 1; |
3f455f90 PK |
1342 | } |
1343 | ||
1344 | for (; y <= end; y++) { | |
1345 | row = y + this.ydisp; | |
1346 | ||
1347 | line = this.lines[row]; | |
1348 | out = ''; | |
1349 | ||
da9f86f1 | 1350 | if (this.y === y - (this.ybase - this.ydisp) |
3f455f90 | 1351 | && this.cursorState |
3f455f90 PK |
1352 | && !this.cursorHidden) { |
1353 | x = this.x; | |
1354 | } else { | |
1355 | x = -1; | |
1356 | } | |
1357 | ||
1358 | attr = this.defAttr; | |
1359 | i = 0; | |
1360 | ||
1361 | for (; i < width; i++) { | |
1362 | data = line[i][0]; | |
1363 | ch = line[i][1]; | |
f951abb7 | 1364 | ch_width = line[i][2]; |
874ba72f JB |
1365 | if (!ch_width) |
1366 | continue; | |
3f455f90 PK |
1367 | |
1368 | if (i === x) data = -1; | |
1369 | ||
1370 | if (data !== attr) { | |
1371 | if (attr !== this.defAttr) { | |
1372 | out += '</span>'; | |
1373 | } | |
1374 | if (data !== this.defAttr) { | |
1375 | if (data === -1) { | |
0d803ac8 DI |
1376 | out += '<span class="reverse-video terminal-cursor'; |
1377 | if (this.cursorBlink) { | |
1378 | out += ' blinking'; | |
1379 | } | |
1380 | out += '">'; | |
3f455f90 | 1381 | } else { |
ae0f9637 | 1382 | var classNames = []; |
3f455f90 PK |
1383 | |
1384 | bg = data & 0x1ff; | |
1385 | fg = (data >> 9) & 0x1ff; | |
1386 | flags = data >> 18; | |
1387 | ||
1a384616 | 1388 | if (flags & Terminal.flags.BOLD) { |
3f455f90 | 1389 | if (!Terminal.brokenBold) { |
ae0f9637 | 1390 | classNames.push('xterm-bold'); |
3f455f90 PK |
1391 | } |
1392 | // See: XTerm*boldColors | |
1393 | if (fg < 8) fg += 8; | |
1394 | } | |
1395 | ||
1a384616 | 1396 | if (flags & Terminal.flags.UNDERLINE) { |
ae0f9637 | 1397 | classNames.push('xterm-underline'); |
3f455f90 PK |
1398 | } |
1399 | ||
1a384616 | 1400 | if (flags & Terminal.flags.BLINK) { |
ae0f9637 | 1401 | classNames.push('xterm-blink'); |
3f455f90 PK |
1402 | } |
1403 | ||
1a384616 PK |
1404 | /** |
1405 | * If inverse flag is on, then swap the foreground and background variables. | |
1406 | */ | |
1407 | if (flags & Terminal.flags.INVERSE) { | |
1408 | /* One-line variable swap in JavaScript: http://stackoverflow.com/a/16201730 */ | |
1409 | bg = [fg, fg = bg][0]; | |
1410 | // Should inverse just be before the | |
1411 | // above boldColors effect instead? | |
1412 | if ((flags & 1) && fg < 8) fg += 8; | |
3f455f90 PK |
1413 | } |
1414 | ||
1a384616 | 1415 | if (flags & Terminal.flags.INVISIBLE) { |
ae0f9637 | 1416 | classNames.push('xterm-hidden'); |
3f455f90 PK |
1417 | } |
1418 | ||
1a384616 PK |
1419 | /** |
1420 | * Weird situation: Invert flag used black foreground and white background results | |
1421 | * in invalid background color, positioned at the 256 index of the 256 terminal | |
1422 | * color map. Pin the colors manually in such a case. | |
1423 | * | |
1424 | * Source: https://github.com/sourcelair/xterm.js/issues/57 | |
1425 | */ | |
1426 | if (flags & Terminal.flags.INVERSE) { | |
1427 | if (bg == 257) { | |
1428 | bg = 15; | |
1429 | } | |
1430 | if (fg == 256) { | |
1431 | fg = 0; | |
1432 | } | |
1433 | } | |
1434 | ||
1435 | if (bg < 256) { | |
ae0f9637 | 1436 | classNames.push('xterm-bg-color-' + bg); |
3f455f90 PK |
1437 | } |
1438 | ||
1a384616 | 1439 | if (fg < 256) { |
ae0f9637 | 1440 | classNames.push('xterm-color-' + fg); |
3f455f90 PK |
1441 | } |
1442 | ||
ae0f9637 DI |
1443 | out += '<span'; |
1444 | if (classNames.length) { | |
1445 | out += ' class="' + classNames.join(' ') + '"'; | |
1446 | } | |
1447 | out += '>'; | |
8bc844c0 | 1448 | } |
3f455f90 PK |
1449 | } |
1450 | } | |
1451 | ||
1452 | switch (ch) { | |
1453 | case '&': | |
1454 | out += '&'; | |
8bc844c0 | 1455 | break; |
3f455f90 PK |
1456 | case '<': |
1457 | out += '<'; | |
8bc844c0 | 1458 | break; |
3f455f90 PK |
1459 | case '>': |
1460 | out += '>'; | |
8bc844c0 | 1461 | break; |
3f455f90 PK |
1462 | default: |
1463 | if (ch <= ' ') { | |
1464 | out += ' '; | |
1465 | } else { | |
3f455f90 PK |
1466 | out += ch; |
1467 | } | |
8bc844c0 CJ |
1468 | break; |
1469 | } | |
1470 | ||
3f455f90 | 1471 | attr = data; |
8bc844c0 | 1472 | } |
8bc844c0 | 1473 | |
3f455f90 PK |
1474 | if (attr !== this.defAttr) { |
1475 | out += '</span>'; | |
8bc844c0 CJ |
1476 | } |
1477 | ||
3f455f90 PK |
1478 | this.children[y].innerHTML = out; |
1479 | } | |
8bc844c0 | 1480 | |
3f455f90 | 1481 | if (parent) { |
af7588ef | 1482 | this.element.appendChild(this.rowContainer); |
3f455f90 PK |
1483 | } |
1484 | ||
29000fb7 | 1485 | // TODO: Attach to refresh event instead? |
cab79c47 | 1486 | term.compositionHelper.updateCompositionViewPosition(); |
26af6ffd | 1487 | |
3f455f90 PK |
1488 | this.emit('refresh', {element: this.element, start: start, end: end}); |
1489 | }; | |
1490 | ||
7d904e45 | 1491 | /** |
11a7cd69 PK |
1492 | * Display the cursor element |
1493 | */ | |
3f455f90 PK |
1494 | Terminal.prototype.showCursor = function() { |
1495 | if (!this.cursorState) { | |
1496 | this.cursorState = 1; | |
1497 | this.refresh(this.y, this.y); | |
3f455f90 PK |
1498 | } |
1499 | }; | |
1500 | ||
7d904e45 | 1501 | /** |
11a7cd69 PK |
1502 | * Scroll the terminal |
1503 | */ | |
3f455f90 PK |
1504 | Terminal.prototype.scroll = function() { |
1505 | var row; | |
1506 | ||
1507 | if (++this.ybase === this.scrollback) { | |
1508 | this.ybase = this.ybase / 2 | 0; | |
1509 | this.lines = this.lines.slice(-(this.ybase + this.rows) + 1); | |
1510 | } | |
1511 | ||
1512 | this.ydisp = this.ybase; | |
1513 | ||
1514 | // last line | |
1515 | row = this.ybase + this.rows - 1; | |
1516 | ||
1517 | // subtract the bottom scroll region | |
1518 | row -= this.rows - 1 - this.scrollBottom; | |
1519 | ||
1520 | if (row === this.lines.length) { | |
1521 | // potential optimization: | |
1522 | // pushing is faster than splicing | |
1523 | // when they amount to the same | |
1524 | // behavior. | |
1525 | this.lines.push(this.blankLine()); | |
1526 | } else { | |
1527 | // add our new line | |
1528 | this.lines.splice(row, 0, this.blankLine()); | |
1529 | } | |
1530 | ||
1531 | if (this.scrollTop !== 0) { | |
1532 | if (this.ybase !== 0) { | |
1533 | this.ybase--; | |
1534 | this.ydisp = this.ybase; | |
8bc844c0 | 1535 | } |
3f455f90 PK |
1536 | this.lines.splice(this.ybase + this.scrollTop, 1); |
1537 | } | |
8bc844c0 | 1538 | |
3f455f90 PK |
1539 | // this.maxRange(); |
1540 | this.updateRange(this.scrollTop); | |
1541 | this.updateRange(this.scrollBottom); | |
1542 | }; | |
8bc844c0 | 1543 | |
7d904e45 | 1544 | /** |
11a7cd69 PK |
1545 | * Scroll the display of the terminal |
1546 | * @param {number} disp The number of lines to scroll down (negatives scroll up). | |
1547 | */ | |
3f455f90 PK |
1548 | Terminal.prototype.scrollDisp = function(disp) { |
1549 | this.ydisp += disp; | |
8bc844c0 | 1550 | |
3f455f90 PK |
1551 | if (this.ydisp > this.ybase) { |
1552 | this.ydisp = this.ybase; | |
1553 | } else if (this.ydisp < 0) { | |
1554 | this.ydisp = 0; | |
1555 | } | |
8bc844c0 | 1556 | |
3f455f90 PK |
1557 | this.refresh(0, this.rows - 1); |
1558 | }; | |
8bc844c0 | 1559 | |
fd5be55d DI |
1560 | /** |
1561 | * Writes text to the terminal. | |
fd5be55d | 1562 | * @param {string} text The text to write to the terminal. |
fd5be55d | 1563 | */ |
3f455f90 | 1564 | Terminal.prototype.write = function(data) { |
4afa08da | 1565 | var l = data.length, i = 0, j, cs, ch, code, low, ch_width, row; |
8bc844c0 | 1566 | |
3f455f90 PK |
1567 | this.refreshStart = this.y; |
1568 | this.refreshEnd = this.y; | |
8bc844c0 | 1569 | |
3f455f90 PK |
1570 | if (this.ybase !== this.ydisp) { |
1571 | this.ydisp = this.ybase; | |
1572 | this.maxRange(); | |
1573 | } | |
8bc844c0 | 1574 | |
e3126ba3 JB |
1575 | // apply leftover surrogate high from last write |
1576 | if (this.surrogate_high) { | |
1577 | data = this.surrogate_high + data; | |
1578 | this.surrogate_high = ''; | |
1579 | } | |
874ba72f | 1580 | |
3f455f90 PK |
1581 | for (; i < l; i++) { |
1582 | ch = data[i]; | |
874ba72f | 1583 | |
e3126ba3 JB |
1584 | // FIXME: higher chars than 0xa0 are not allowed in escape sequences |
1585 | // --> maybe move to default | |
874ba72f | 1586 | code = data.charCodeAt(i); |
874ba72f | 1587 | if (0xD800 <= code && code <= 0xDBFF) { |
e3126ba3 JB |
1588 | // we got a surrogate high |
1589 | // get surrogate low (next 2 bytes) | |
1590 | low = data.charCodeAt(i+1); | |
1591 | if (isNaN(low)) { | |
1592 | // end of data stream, save surrogate high | |
1593 | this.surrogate_high = ch; | |
1594 | continue; | |
1595 | } | |
1596 | code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000; | |
1597 | ch += data.charAt(i+1); | |
874ba72f JB |
1598 | } |
1599 | // surrogate low - already handled above | |
1600 | if (0xDC00 <= code && code <= 0xDFFF) | |
e3126ba3 | 1601 | continue; |
874ba72f | 1602 | |
3f455f90 PK |
1603 | switch (this.state) { |
1604 | case normal: | |
1605 | switch (ch) { | |
1606 | case '\x07': | |
1607 | this.bell(); | |
1608 | break; | |
8bc844c0 | 1609 | |
3f455f90 PK |
1610 | // '\n', '\v', '\f' |
1611 | case '\n': | |
1612 | case '\x0b': | |
1613 | case '\x0c': | |
1614 | if (this.convertEol) { | |
1615 | this.x = 0; | |
1616 | } | |
1617 | this.y++; | |
1618 | if (this.y > this.scrollBottom) { | |
1619 | this.y--; | |
1620 | this.scroll(); | |
1621 | } | |
1622 | break; | |
8bc844c0 | 1623 | |
3f455f90 PK |
1624 | // '\r' |
1625 | case '\r': | |
1626 | this.x = 0; | |
1627 | break; | |
8bc844c0 | 1628 | |
3f455f90 PK |
1629 | // '\b' |
1630 | case '\x08': | |
1631 | if (this.x > 0) { | |
1632 | this.x--; | |
1633 | } | |
1634 | break; | |
1635 | ||
1636 | // '\t' | |
1637 | case '\t': | |
1638 | this.x = this.nextStop(); | |
1639 | break; | |
8bc844c0 | 1640 | |
3f455f90 PK |
1641 | // shift out |
1642 | case '\x0e': | |
1643 | this.setgLevel(1); | |
1644 | break; | |
1645 | ||
1646 | // shift in | |
1647 | case '\x0f': | |
1648 | this.setgLevel(0); | |
1649 | break; | |
1650 | ||
1651 | // '\e' | |
1652 | case '\x1b': | |
1653 | this.state = escaped; | |
1654 | break; | |
1655 | ||
1656 | default: | |
1657 | // ' ' | |
e3126ba3 JB |
1658 | // calculate print space |
1659 | // expensive call, therefore we save width in line buffer | |
1660 | ch_width = wcwidth(code); | |
f951abb7 | 1661 | |
3f455f90 PK |
1662 | if (ch >= ' ') { |
1663 | if (this.charset && this.charset[ch]) { | |
1664 | ch = this.charset[ch]; | |
1665 | } | |
1666 | ||
4afa08da JB |
1667 | row = this.y + this.ybase; |
1668 | ||
e3126ba3 | 1669 | // insert combining char in last cell |
c3bc59b5 | 1670 | // FIXME: needs handling after cursor jumps |
874ba72f | 1671 | if (!ch_width && this.x) { |
0b018fd4 | 1672 | |
c3bc59b5 | 1673 | // dont overflow left |
4afa08da JB |
1674 | if (this.lines[row][this.x-1]) { |
1675 | if (!this.lines[row][this.x-1][2]) { | |
c3bc59b5 JB |
1676 | |
1677 | // found empty cell after fullwidth, need to go 2 cells back | |
4afa08da JB |
1678 | if (this.lines[row][this.x-2]) |
1679 | this.lines[row][this.x-2][1] += ch; | |
c3bc59b5 JB |
1680 | |
1681 | } else { | |
4afa08da | 1682 | this.lines[row][this.x-1][1] += ch; |
c3bc59b5 JB |
1683 | } |
1684 | this.updateRange(this.y); | |
1685 | } | |
874ba72f JB |
1686 | break; |
1687 | } | |
1688 | ||
e3126ba3 JB |
1689 | // goto next line if ch would overflow |
1690 | // TODO: needs a global min terminal width of 2 | |
1691 | if (this.x+ch_width-1 >= this.cols) { | |
4afa08da JB |
1692 | // autowrap - DECAWM |
1693 | if (this.wraparoundMode) { | |
1694 | this.x = 0; | |
1695 | this.y++; | |
1696 | if (this.y > this.scrollBottom) { | |
1697 | this.y--; | |
1698 | this.scroll(); | |
1699 | } | |
1700 | } else { | |
1701 | this.x = this.cols-1; | |
1702 | if(ch_width===2) // FIXME: check for xterm behavior | |
1703 | continue; | |
1704 | } | |
1705 | } | |
1706 | row = this.y + this.ybase; | |
1707 | ||
1708 | // insert mode: move characters to right | |
1709 | if (this.insertMode) { | |
1710 | // do this twice for a fullwidth char | |
1711 | for (var moves=0; moves<ch_width; ++moves) { | |
1712 | // remove last cell, if it's width is 0 | |
1713 | // we have to adjust the second last cell as well | |
1714 | var removed = this.lines[this.y + this.ybase].pop(); | |
1715 | if (removed[2]===0 | |
1716 | && this.lines[row][this.cols-2] | |
1717 | && this.lines[row][this.cols-2][2]===2) | |
1718 | this.lines[row][this.cols-2] = [this.curAttr, ' ', 1]; | |
1719 | ||
1720 | // insert empty cell at cursor | |
1721 | this.lines[row].splice(this.x, 0, [this.curAttr, ' ', 1]); | |
3f455f90 PK |
1722 | } |
1723 | } | |
1724 | ||
4afa08da | 1725 | this.lines[row][this.x] = [this.curAttr, ch, ch_width]; |
3f455f90 PK |
1726 | this.x++; |
1727 | this.updateRange(this.y); | |
1728 | ||
e3126ba3 | 1729 | // fullwidth char - set next cell width to zero and advance cursor |
4afa08da JB |
1730 | if (ch_width===2) { |
1731 | this.lines[row][this.x] = [this.curAttr, '', 0]; | |
3f455f90 PK |
1732 | this.x++; |
1733 | } | |
1734 | } | |
1735 | break; | |
a4607f90 | 1736 | } |
8bc844c0 | 1737 | break; |
3f455f90 PK |
1738 | case escaped: |
1739 | switch (ch) { | |
1740 | // ESC [ Control Sequence Introducer ( CSI is 0x9b). | |
1741 | case '[': | |
1742 | this.params = []; | |
1743 | this.currentParam = 0; | |
1744 | this.state = csi; | |
1745 | break; | |
8bc844c0 | 1746 | |
3f455f90 PK |
1747 | // ESC ] Operating System Command ( OSC is 0x9d). |
1748 | case ']': | |
1749 | this.params = []; | |
1750 | this.currentParam = 0; | |
1751 | this.state = osc; | |
1752 | break; | |
8bc844c0 | 1753 | |
3f455f90 PK |
1754 | // ESC P Device Control String ( DCS is 0x90). |
1755 | case 'P': | |
1756 | this.params = []; | |
1757 | this.currentParam = 0; | |
1758 | this.state = dcs; | |
1759 | break; | |
8bc844c0 | 1760 | |
3f455f90 PK |
1761 | // ESC _ Application Program Command ( APC is 0x9f). |
1762 | case '_': | |
1763 | this.state = ignore; | |
1764 | break; | |
8bc844c0 | 1765 | |
3f455f90 PK |
1766 | // ESC ^ Privacy Message ( PM is 0x9e). |
1767 | case '^': | |
1768 | this.state = ignore; | |
1769 | break; | |
8bc844c0 | 1770 | |
3f455f90 PK |
1771 | // ESC c Full Reset (RIS). |
1772 | case 'c': | |
1773 | this.reset(); | |
1774 | break; | |
8bc844c0 | 1775 | |
3f455f90 PK |
1776 | // ESC E Next Line ( NEL is 0x85). |
1777 | // ESC D Index ( IND is 0x84). | |
1778 | case 'E': | |
1779 | this.x = 0; | |
1780 | ; | |
1781 | case 'D': | |
1782 | this.index(); | |
1783 | break; | |
8bc844c0 | 1784 | |
3f455f90 PK |
1785 | // ESC M Reverse Index ( RI is 0x8d). |
1786 | case 'M': | |
1787 | this.reverseIndex(); | |
1788 | break; | |
8bc844c0 | 1789 | |
3f455f90 PK |
1790 | // ESC % Select default/utf-8 character set. |
1791 | // @ = default, G = utf-8 | |
1792 | case '%': | |
1793 | //this.charset = null; | |
1794 | this.setgLevel(0); | |
1795 | this.setgCharset(0, Terminal.charsets.US); | |
1796 | this.state = normal; | |
1797 | i++; | |
1798 | break; | |
8bc844c0 | 1799 | |
3f455f90 PK |
1800 | // ESC (,),*,+,-,. Designate G0-G2 Character Set. |
1801 | case '(': // <-- this seems to get all the attention | |
1802 | case ')': | |
1803 | case '*': | |
1804 | case '+': | |
1805 | case '-': | |
1806 | case '.': | |
1807 | switch (ch) { | |
1808 | case '(': | |
1809 | this.gcharset = 0; | |
1810 | break; | |
1811 | case ')': | |
1812 | this.gcharset = 1; | |
1813 | break; | |
1814 | case '*': | |
1815 | this.gcharset = 2; | |
1816 | break; | |
1817 | case '+': | |
1818 | this.gcharset = 3; | |
1819 | break; | |
1820 | case '-': | |
1821 | this.gcharset = 1; | |
1822 | break; | |
1823 | case '.': | |
1824 | this.gcharset = 2; | |
1825 | break; | |
1826 | } | |
1827 | this.state = charset; | |
1828 | break; | |
8bc844c0 | 1829 | |
3f455f90 PK |
1830 | // Designate G3 Character Set (VT300). |
1831 | // A = ISO Latin-1 Supplemental. | |
1832 | // Not implemented. | |
1833 | case '/': | |
1834 | this.gcharset = 3; | |
1835 | this.state = charset; | |
1836 | i--; | |
1837 | break; | |
8bc844c0 | 1838 | |
3f455f90 PK |
1839 | // ESC N |
1840 | // Single Shift Select of G2 Character Set | |
1841 | // ( SS2 is 0x8e). This affects next character only. | |
1842 | case 'N': | |
1843 | break; | |
1844 | // ESC O | |
1845 | // Single Shift Select of G3 Character Set | |
1846 | // ( SS3 is 0x8f). This affects next character only. | |
1847 | case 'O': | |
1848 | break; | |
1849 | // ESC n | |
1850 | // Invoke the G2 Character Set as GL (LS2). | |
1851 | case 'n': | |
1852 | this.setgLevel(2); | |
1853 | break; | |
1854 | // ESC o | |
1855 | // Invoke the G3 Character Set as GL (LS3). | |
1856 | case 'o': | |
1857 | this.setgLevel(3); | |
1858 | break; | |
1859 | // ESC | | |
1860 | // Invoke the G3 Character Set as GR (LS3R). | |
1861 | case '|': | |
1862 | this.setgLevel(3); | |
1863 | break; | |
1864 | // ESC } | |
1865 | // Invoke the G2 Character Set as GR (LS2R). | |
1866 | case '}': | |
1867 | this.setgLevel(2); | |
1868 | break; | |
1869 | // ESC ~ | |
1870 | // Invoke the G1 Character Set as GR (LS1R). | |
1871 | case '~': | |
1872 | this.setgLevel(1); | |
1873 | break; | |
8bc844c0 | 1874 | |
3f455f90 PK |
1875 | // ESC 7 Save Cursor (DECSC). |
1876 | case '7': | |
1877 | this.saveCursor(); | |
1878 | this.state = normal; | |
1879 | break; | |
8bc844c0 | 1880 | |
3f455f90 PK |
1881 | // ESC 8 Restore Cursor (DECRC). |
1882 | case '8': | |
1883 | this.restoreCursor(); | |
1884 | this.state = normal; | |
1885 | break; | |
8bc844c0 | 1886 | |
3f455f90 PK |
1887 | // ESC # 3 DEC line height/width |
1888 | case '#': | |
1889 | this.state = normal; | |
1890 | i++; | |
1891 | break; | |
8bc844c0 | 1892 | |
3f455f90 PK |
1893 | // ESC H Tab Set (HTS is 0x88). |
1894 | case 'H': | |
1895 | this.tabSet(); | |
1896 | break; | |
8bc844c0 | 1897 | |
3f455f90 PK |
1898 | // ESC = Application Keypad (DECPAM). |
1899 | case '=': | |
1900 | this.log('Serial port requested application keypad.'); | |
1901 | this.applicationKeypad = true; | |
1902 | this.state = normal; | |
1903 | break; | |
8bc844c0 | 1904 | |
3f455f90 PK |
1905 | // ESC > Normal Keypad (DECPNM). |
1906 | case '>': | |
1907 | this.log('Switching back to normal keypad.'); | |
1908 | this.applicationKeypad = false; | |
1909 | this.state = normal; | |
1910 | break; | |
8bc844c0 | 1911 | |
3f455f90 PK |
1912 | default: |
1913 | this.state = normal; | |
1914 | this.error('Unknown ESC control: %s.', ch); | |
1915 | break; | |
1916 | } | |
8bc844c0 CJ |
1917 | break; |
1918 | ||
3f455f90 PK |
1919 | case charset: |
1920 | switch (ch) { | |
1921 | case '0': // DEC Special Character and Line Drawing Set. | |
1922 | cs = Terminal.charsets.SCLD; | |
1923 | break; | |
1924 | case 'A': // UK | |
1925 | cs = Terminal.charsets.UK; | |
1926 | break; | |
1927 | case 'B': // United States (USASCII). | |
1928 | cs = Terminal.charsets.US; | |
1929 | break; | |
1930 | case '4': // Dutch | |
1931 | cs = Terminal.charsets.Dutch; | |
1932 | break; | |
1933 | case 'C': // Finnish | |
1934 | case '5': | |
1935 | cs = Terminal.charsets.Finnish; | |
1936 | break; | |
1937 | case 'R': // French | |
1938 | cs = Terminal.charsets.French; | |
1939 | break; | |
1940 | case 'Q': // FrenchCanadian | |
1941 | cs = Terminal.charsets.FrenchCanadian; | |
1942 | break; | |
1943 | case 'K': // German | |
1944 | cs = Terminal.charsets.German; | |
1945 | break; | |
1946 | case 'Y': // Italian | |
1947 | cs = Terminal.charsets.Italian; | |
1948 | break; | |
1949 | case 'E': // NorwegianDanish | |
1950 | case '6': | |
1951 | cs = Terminal.charsets.NorwegianDanish; | |
1952 | break; | |
1953 | case 'Z': // Spanish | |
1954 | cs = Terminal.charsets.Spanish; | |
1955 | break; | |
1956 | case 'H': // Swedish | |
1957 | case '7': | |
1958 | cs = Terminal.charsets.Swedish; | |
1959 | break; | |
1960 | case '=': // Swiss | |
1961 | cs = Terminal.charsets.Swiss; | |
1962 | break; | |
1963 | case '/': // ISOLatin (actually /A) | |
1964 | cs = Terminal.charsets.ISOLatin; | |
1965 | i++; | |
1966 | break; | |
1967 | default: // Default | |
1968 | cs = Terminal.charsets.US; | |
1969 | break; | |
1970 | } | |
1971 | this.setgCharset(this.gcharset, cs); | |
1972 | this.gcharset = null; | |
1973 | this.state = normal; | |
8bc844c0 CJ |
1974 | break; |
1975 | ||
3f455f90 PK |
1976 | case osc: |
1977 | // OSC Ps ; Pt ST | |
1978 | // OSC Ps ; Pt BEL | |
1979 | // Set Text Parameters. | |
1980 | if (ch === '\x1b' || ch === '\x07') { | |
1981 | if (ch === '\x1b') i++; | |
8bc844c0 | 1982 | |
3f455f90 | 1983 | this.params.push(this.currentParam); |
8bc844c0 | 1984 | |
3f455f90 PK |
1985 | switch (this.params[0]) { |
1986 | case 0: | |
1987 | case 1: | |
1988 | case 2: | |
1989 | if (this.params[1]) { | |
1990 | this.title = this.params[1]; | |
1991 | this.handleTitle(this.title); | |
1992 | } | |
1993 | break; | |
1994 | case 3: | |
1995 | // set X property | |
1996 | break; | |
1997 | case 4: | |
1998 | case 5: | |
1999 | // change dynamic colors | |
2000 | break; | |
2001 | case 10: | |
2002 | case 11: | |
2003 | case 12: | |
2004 | case 13: | |
2005 | case 14: | |
2006 | case 15: | |
2007 | case 16: | |
2008 | case 17: | |
2009 | case 18: | |
2010 | case 19: | |
2011 | // change dynamic ui colors | |
2012 | break; | |
2013 | case 46: | |
2014 | // change log file | |
2015 | break; | |
2016 | case 50: | |
2017 | // dynamic font | |
2018 | break; | |
2019 | case 51: | |
2020 | // emacs shell | |
2021 | break; | |
2022 | case 52: | |
2023 | // manipulate selection data | |
2024 | break; | |
2025 | case 104: | |
2026 | case 105: | |
2027 | case 110: | |
2028 | case 111: | |
2029 | case 112: | |
2030 | case 113: | |
2031 | case 114: | |
2032 | case 115: | |
2033 | case 116: | |
2034 | case 117: | |
2035 | case 118: | |
2036 | // reset colors | |
2037 | break; | |
2038 | } | |
8bc844c0 | 2039 | |
3f455f90 PK |
2040 | this.params = []; |
2041 | this.currentParam = 0; | |
2042 | this.state = normal; | |
2043 | } else { | |
2044 | if (!this.params.length) { | |
2045 | if (ch >= '0' && ch <= '9') { | |
2046 | this.currentParam = | |
2047 | this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
2048 | } else if (ch === ';') { | |
2049 | this.params.push(this.currentParam); | |
2050 | this.currentParam = ''; | |
2051 | } | |
2052 | } else { | |
2053 | this.currentParam += ch; | |
2054 | } | |
2055 | } | |
8bc844c0 CJ |
2056 | break; |
2057 | ||
3f455f90 PK |
2058 | case csi: |
2059 | // '?', '>', '!' | |
2060 | if (ch === '?' || ch === '>' || ch === '!') { | |
2061 | this.prefix = ch; | |
2062 | break; | |
8bc844c0 | 2063 | } |
8bc844c0 | 2064 | |
3f455f90 PK |
2065 | // 0 - 9 |
2066 | if (ch >= '0' && ch <= '9') { | |
2067 | this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
2068 | break; | |
2069 | } | |
8bc844c0 | 2070 | |
3f455f90 PK |
2071 | // '$', '"', ' ', '\'' |
2072 | if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') { | |
2073 | this.postfix = ch; | |
2074 | break; | |
2075 | } | |
2076 | ||
2077 | this.params.push(this.currentParam); | |
2078 | this.currentParam = 0; | |
2079 | ||
2080 | // ';' | |
2081 | if (ch === ';') break; | |
2082 | ||
2083 | this.state = normal; | |
2084 | ||
2085 | switch (ch) { | |
2086 | // CSI Ps A | |
2087 | // Cursor Up Ps Times (default = 1) (CUU). | |
2088 | case 'A': | |
2089 | this.cursorUp(this.params); | |
2090 | break; | |
2091 | ||
2092 | // CSI Ps B | |
2093 | // Cursor Down Ps Times (default = 1) (CUD). | |
2094 | case 'B': | |
2095 | this.cursorDown(this.params); | |
2096 | break; | |
2097 | ||
2098 | // CSI Ps C | |
2099 | // Cursor Forward Ps Times (default = 1) (CUF). | |
2100 | case 'C': | |
2101 | this.cursorForward(this.params); | |
2102 | break; | |
2103 | ||
2104 | // CSI Ps D | |
2105 | // Cursor Backward Ps Times (default = 1) (CUB). | |
2106 | case 'D': | |
2107 | this.cursorBackward(this.params); | |
2108 | break; | |
2109 | ||
2110 | // CSI Ps ; Ps H | |
2111 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
2112 | case 'H': | |
2113 | this.cursorPos(this.params); | |
2114 | break; | |
2115 | ||
2116 | // CSI Ps J Erase in Display (ED). | |
2117 | case 'J': | |
2118 | this.eraseInDisplay(this.params); | |
2119 | break; | |
2120 | ||
2121 | // CSI Ps K Erase in Line (EL). | |
2122 | case 'K': | |
2123 | this.eraseInLine(this.params); | |
2124 | break; | |
2125 | ||
2126 | // CSI Pm m Character Attributes (SGR). | |
2127 | case 'm': | |
2128 | if (!this.prefix) { | |
2129 | this.charAttributes(this.params); | |
2130 | } | |
2131 | break; | |
2132 | ||
2133 | // CSI Ps n Device Status Report (DSR). | |
2134 | case 'n': | |
2135 | if (!this.prefix) { | |
2136 | this.deviceStatus(this.params); | |
2137 | } | |
2138 | break; | |
2139 | ||
2140 | /** | |
2141 | * Additions | |
2142 | */ | |
2143 | ||
2144 | // CSI Ps @ | |
2145 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
2146 | case '@': | |
2147 | this.insertChars(this.params); | |
2148 | break; | |
2149 | ||
2150 | // CSI Ps E | |
2151 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
2152 | case 'E': | |
2153 | this.cursorNextLine(this.params); | |
2154 | break; | |
2155 | ||
2156 | // CSI Ps F | |
2157 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
2158 | case 'F': | |
2159 | this.cursorPrecedingLine(this.params); | |
2160 | break; | |
2161 | ||
2162 | // CSI Ps G | |
2163 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
2164 | case 'G': | |
2165 | this.cursorCharAbsolute(this.params); | |
2166 | break; | |
2167 | ||
2168 | // CSI Ps L | |
2169 | // Insert Ps Line(s) (default = 1) (IL). | |
2170 | case 'L': | |
2171 | this.insertLines(this.params); | |
2172 | break; | |
2173 | ||
2174 | // CSI Ps M | |
2175 | // Delete Ps Line(s) (default = 1) (DL). | |
2176 | case 'M': | |
2177 | this.deleteLines(this.params); | |
2178 | break; | |
2179 | ||
2180 | // CSI Ps P | |
2181 | // Delete Ps Character(s) (default = 1) (DCH). | |
2182 | case 'P': | |
2183 | this.deleteChars(this.params); | |
2184 | break; | |
2185 | ||
2186 | // CSI Ps X | |
2187 | // Erase Ps Character(s) (default = 1) (ECH). | |
2188 | case 'X': | |
2189 | this.eraseChars(this.params); | |
2190 | break; | |
2191 | ||
2192 | // CSI Pm ` Character Position Absolute | |
2193 | // [column] (default = [row,1]) (HPA). | |
2194 | case '`': | |
2195 | this.charPosAbsolute(this.params); | |
2196 | break; | |
2197 | ||
2198 | // 141 61 a * HPR - | |
2199 | // Horizontal Position Relative | |
2200 | case 'a': | |
2201 | this.HPositionRelative(this.params); | |
2202 | break; | |
2203 | ||
2204 | // CSI P s c | |
2205 | // Send Device Attributes (Primary DA). | |
2206 | // CSI > P s c | |
2207 | // Send Device Attributes (Secondary DA) | |
2208 | case 'c': | |
2209 | this.sendDeviceAttributes(this.params); | |
2210 | break; | |
2211 | ||
2212 | // CSI Pm d | |
2213 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
2214 | case 'd': | |
2215 | this.linePosAbsolute(this.params); | |
2216 | break; | |
2217 | ||
2218 | // 145 65 e * VPR - Vertical Position Relative | |
2219 | case 'e': | |
2220 | this.VPositionRelative(this.params); | |
2221 | break; | |
2222 | ||
2223 | // CSI Ps ; Ps f | |
2224 | // Horizontal and Vertical Position [row;column] (default = | |
2225 | // [1,1]) (HVP). | |
2226 | case 'f': | |
2227 | this.HVPosition(this.params); | |
2228 | break; | |
2229 | ||
2230 | // CSI Pm h Set Mode (SM). | |
2231 | // CSI ? Pm h - mouse escape codes, cursor escape codes | |
2232 | case 'h': | |
2233 | this.setMode(this.params); | |
2234 | break; | |
2235 | ||
2236 | // CSI Pm l Reset Mode (RM). | |
2237 | // CSI ? Pm l | |
2238 | case 'l': | |
2239 | this.resetMode(this.params); | |
2240 | break; | |
2241 | ||
2242 | // CSI Ps ; Ps r | |
2243 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
2244 | // dow) (DECSTBM). | |
2245 | // CSI ? Pm r | |
2246 | case 'r': | |
2247 | this.setScrollRegion(this.params); | |
2248 | break; | |
2249 | ||
2250 | // CSI s | |
2251 | // Save cursor (ANSI.SYS). | |
2252 | case 's': | |
2253 | this.saveCursor(this.params); | |
2254 | break; | |
2255 | ||
2256 | // CSI u | |
2257 | // Restore cursor (ANSI.SYS). | |
2258 | case 'u': | |
2259 | this.restoreCursor(this.params); | |
2260 | break; | |
2261 | ||
2262 | /** | |
2263 | * Lesser Used | |
2264 | */ | |
2265 | ||
2266 | // CSI Ps I | |
2267 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
2268 | case 'I': | |
2269 | this.cursorForwardTab(this.params); | |
2270 | break; | |
2271 | ||
2272 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
2273 | case 'S': | |
2274 | this.scrollUp(this.params); | |
2275 | break; | |
2276 | ||
2277 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). | |
2278 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
2279 | // CSI > Ps; Ps T | |
2280 | case 'T': | |
2281 | // if (this.prefix === '>') { | |
2282 | // this.resetTitleModes(this.params); | |
2283 | // break; | |
2284 | // } | |
2285 | // if (this.params.length > 2) { | |
2286 | // this.initMouseTracking(this.params); | |
2287 | // break; | |
2288 | // } | |
2289 | if (this.params.length < 2 && !this.prefix) { | |
2290 | this.scrollDown(this.params); | |
2291 | } | |
2292 | break; | |
2293 | ||
2294 | // CSI Ps Z | |
2295 | // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
2296 | case 'Z': | |
2297 | this.cursorBackwardTab(this.params); | |
2298 | break; | |
2299 | ||
2300 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
2301 | case 'b': | |
2302 | this.repeatPrecedingCharacter(this.params); | |
2303 | break; | |
2304 | ||
2305 | // CSI Ps g Tab Clear (TBC). | |
2306 | case 'g': | |
2307 | this.tabClear(this.params); | |
2308 | break; | |
2309 | ||
2310 | // CSI Pm i Media Copy (MC). | |
2311 | // CSI ? Pm i | |
2312 | // case 'i': | |
2313 | // this.mediaCopy(this.params); | |
2314 | // break; | |
2315 | ||
2316 | // CSI Pm m Character Attributes (SGR). | |
2317 | // CSI > Ps; Ps m | |
2318 | // case 'm': // duplicate | |
2319 | // if (this.prefix === '>') { | |
2320 | // this.setResources(this.params); | |
2321 | // } else { | |
2322 | // this.charAttributes(this.params); | |
2323 | // } | |
2324 | // break; | |
2325 | ||
2326 | // CSI Ps n Device Status Report (DSR). | |
2327 | // CSI > Ps n | |
2328 | // case 'n': // duplicate | |
2329 | // if (this.prefix === '>') { | |
2330 | // this.disableModifiers(this.params); | |
2331 | // } else { | |
2332 | // this.deviceStatus(this.params); | |
2333 | // } | |
2334 | // break; | |
2335 | ||
2336 | // CSI > Ps p Set pointer mode. | |
2337 | // CSI ! p Soft terminal reset (DECSTR). | |
2338 | // CSI Ps$ p | |
2339 | // Request ANSI mode (DECRQM). | |
2340 | // CSI ? Ps$ p | |
2341 | // Request DEC private mode (DECRQM). | |
2342 | // CSI Ps ; Ps " p | |
2343 | case 'p': | |
2344 | switch (this.prefix) { | |
2345 | // case '>': | |
2346 | // this.setPointerMode(this.params); | |
2347 | // break; | |
2348 | case '!': | |
2349 | this.softReset(this.params); | |
2350 | break; | |
2351 | // case '?': | |
2352 | // if (this.postfix === '$') { | |
2353 | // this.requestPrivateMode(this.params); | |
2354 | // } | |
2355 | // break; | |
2356 | // default: | |
2357 | // if (this.postfix === '"') { | |
2358 | // this.setConformanceLevel(this.params); | |
2359 | // } else if (this.postfix === '$') { | |
2360 | // this.requestAnsiMode(this.params); | |
2361 | // } | |
2362 | // break; | |
2363 | } | |
2364 | break; | |
2365 | ||
2366 | // CSI Ps q Load LEDs (DECLL). | |
2367 | // CSI Ps SP q | |
2368 | // CSI Ps " q | |
2369 | // case 'q': | |
2370 | // if (this.postfix === ' ') { | |
2371 | // this.setCursorStyle(this.params); | |
2372 | // break; | |
2373 | // } | |
2374 | // if (this.postfix === '"') { | |
2375 | // this.setCharProtectionAttr(this.params); | |
2376 | // break; | |
2377 | // } | |
2378 | // this.loadLEDs(this.params); | |
2379 | // break; | |
2380 | ||
2381 | // CSI Ps ; Ps r | |
2382 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
2383 | // dow) (DECSTBM). | |
2384 | // CSI ? Pm r | |
2385 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
2386 | // case 'r': // duplicate | |
2387 | // if (this.prefix === '?') { | |
2388 | // this.restorePrivateValues(this.params); | |
2389 | // } else if (this.postfix === '$') { | |
2390 | // this.setAttrInRectangle(this.params); | |
2391 | // } else { | |
2392 | // this.setScrollRegion(this.params); | |
2393 | // } | |
2394 | // break; | |
2395 | ||
2396 | // CSI s Save cursor (ANSI.SYS). | |
2397 | // CSI ? Pm s | |
2398 | // case 's': // duplicate | |
2399 | // if (this.prefix === '?') { | |
2400 | // this.savePrivateValues(this.params); | |
2401 | // } else { | |
2402 | // this.saveCursor(this.params); | |
2403 | // } | |
2404 | // break; | |
2405 | ||
2406 | // CSI Ps ; Ps ; Ps t | |
2407 | // CSI Pt; Pl; Pb; Pr; Ps$ t | |
2408 | // CSI > Ps; Ps t | |
2409 | // CSI Ps SP t | |
2410 | // case 't': | |
2411 | // if (this.postfix === '$') { | |
2412 | // this.reverseAttrInRectangle(this.params); | |
2413 | // } else if (this.postfix === ' ') { | |
2414 | // this.setWarningBellVolume(this.params); | |
2415 | // } else { | |
2416 | // if (this.prefix === '>') { | |
2417 | // this.setTitleModeFeature(this.params); | |
2418 | // } else { | |
2419 | // this.manipulateWindow(this.params); | |
2420 | // } | |
2421 | // } | |
2422 | // break; | |
2423 | ||
2424 | // CSI u Restore cursor (ANSI.SYS). | |
2425 | // CSI Ps SP u | |
2426 | // case 'u': // duplicate | |
2427 | // if (this.postfix === ' ') { | |
2428 | // this.setMarginBellVolume(this.params); | |
2429 | // } else { | |
2430 | // this.restoreCursor(this.params); | |
2431 | // } | |
2432 | // break; | |
2433 | ||
2434 | // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v | |
2435 | // case 'v': | |
2436 | // if (this.postfix === '$') { | |
2437 | // this.copyRectagle(this.params); | |
2438 | // } | |
2439 | // break; | |
2440 | ||
2441 | // CSI Pt ; Pl ; Pb ; Pr ' w | |
2442 | // case 'w': | |
2443 | // if (this.postfix === '\'') { | |
2444 | // this.enableFilterRectangle(this.params); | |
2445 | // } | |
2446 | // break; | |
2447 | ||
2448 | // CSI Ps x Request Terminal Parameters (DECREQTPARM). | |
2449 | // CSI Ps x Select Attribute Change Extent (DECSACE). | |
2450 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
2451 | // case 'x': | |
2452 | // if (this.postfix === '$') { | |
2453 | // this.fillRectangle(this.params); | |
2454 | // } else { | |
2455 | // this.requestParameters(this.params); | |
2456 | // //this.__(this.params); | |
2457 | // } | |
2458 | // break; | |
2459 | ||
2460 | // CSI Ps ; Pu ' z | |
2461 | // CSI Pt; Pl; Pb; Pr$ z | |
2462 | // case 'z': | |
2463 | // if (this.postfix === '\'') { | |
2464 | // this.enableLocatorReporting(this.params); | |
2465 | // } else if (this.postfix === '$') { | |
2466 | // this.eraseRectangle(this.params); | |
2467 | // } | |
2468 | // break; | |
2469 | ||
2470 | // CSI Pm ' { | |
2471 | // CSI Pt; Pl; Pb; Pr$ { | |
2472 | // case '{': | |
2473 | // if (this.postfix === '\'') { | |
2474 | // this.setLocatorEvents(this.params); | |
2475 | // } else if (this.postfix === '$') { | |
2476 | // this.selectiveEraseRectangle(this.params); | |
2477 | // } | |
2478 | // break; | |
2479 | ||
2480 | // CSI Ps ' | | |
2481 | // case '|': | |
2482 | // if (this.postfix === '\'') { | |
2483 | // this.requestLocatorPosition(this.params); | |
2484 | // } | |
2485 | // break; | |
2486 | ||
2487 | // CSI P m SP } | |
2488 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
2489 | // case '}': | |
2490 | // if (this.postfix === ' ') { | |
2491 | // this.insertColumns(this.params); | |
2492 | // } | |
2493 | // break; | |
2494 | ||
2495 | // CSI P m SP ~ | |
2496 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
2497 | // case '~': | |
2498 | // if (this.postfix === ' ') { | |
2499 | // this.deleteColumns(this.params); | |
2500 | // } | |
2501 | // break; | |
2502 | ||
2503 | default: | |
2504 | this.error('Unknown CSI code: %s.', ch); | |
2505 | break; | |
2506 | } | |
2507 | ||
2508 | this.prefix = ''; | |
2509 | this.postfix = ''; | |
2510 | break; | |
2511 | ||
2512 | case dcs: | |
2513 | if (ch === '\x1b' || ch === '\x07') { | |
2514 | if (ch === '\x1b') i++; | |
2515 | ||
2516 | switch (this.prefix) { | |
2517 | // User-Defined Keys (DECUDK). | |
2518 | case '': | |
2519 | break; | |
2520 | ||
2521 | // Request Status String (DECRQSS). | |
2522 | // test: echo -e '\eP$q"p\e\\' | |
2523 | case '$q': | |
2524 | var pt = this.currentParam | |
2525 | , valid = false; | |
2526 | ||
2527 | switch (pt) { | |
2528 | // DECSCA | |
2529 | case '"q': | |
2530 | pt = '0"q'; | |
2531 | break; | |
2532 | ||
2533 | // DECSCL | |
2534 | case '"p': | |
2535 | pt = '61"p'; | |
2536 | break; | |
2537 | ||
2538 | // DECSTBM | |
2539 | case 'r': | |
2540 | pt = '' | |
2541 | + (this.scrollTop + 1) | |
2542 | + ';' | |
2543 | + (this.scrollBottom + 1) | |
2544 | + 'r'; | |
2545 | break; | |
2546 | ||
2547 | // SGR | |
2548 | case 'm': | |
2549 | pt = '0m'; | |
2550 | break; | |
2551 | ||
2552 | default: | |
2553 | this.error('Unknown DCS Pt: %s.', pt); | |
2554 | pt = ''; | |
2555 | break; | |
2556 | } | |
2557 | ||
2558 | this.send('\x1bP' + +valid + '$r' + pt + '\x1b\\'); | |
2559 | break; | |
2560 | ||
2561 | // Set Termcap/Terminfo Data (xterm, experimental). | |
2562 | case '+p': | |
2563 | break; | |
2564 | ||
2565 | // Request Termcap/Terminfo String (xterm, experimental) | |
2566 | // Regular xterm does not even respond to this sequence. | |
2567 | // This can cause a small glitch in vim. | |
2568 | // test: echo -ne '\eP+q6b64\e\\' | |
2569 | case '+q': | |
2570 | var pt = this.currentParam | |
2571 | , valid = false; | |
2572 | ||
2573 | this.send('\x1bP' + +valid + '+r' + pt + '\x1b\\'); | |
2574 | break; | |
2575 | ||
2576 | default: | |
2577 | this.error('Unknown DCS prefix: %s.', this.prefix); | |
2578 | break; | |
2579 | } | |
2580 | ||
2581 | this.currentParam = 0; | |
2582 | this.prefix = ''; | |
2583 | this.state = normal; | |
2584 | } else if (!this.currentParam) { | |
2585 | if (!this.prefix && ch !== '$' && ch !== '+') { | |
2586 | this.currentParam = ch; | |
2587 | } else if (this.prefix.length === 2) { | |
2588 | this.currentParam = ch; | |
2589 | } else { | |
2590 | this.prefix += ch; | |
2591 | } | |
2592 | } else { | |
2593 | this.currentParam += ch; | |
2594 | } | |
2595 | break; | |
2596 | ||
2597 | case ignore: | |
2598 | // For PM and APC. | |
2599 | if (ch === '\x1b' || ch === '\x07') { | |
2600 | if (ch === '\x1b') i++; | |
2601 | this.state = normal; | |
2602 | } | |
2603 | break; | |
2604 | } | |
2605 | } | |
2606 | ||
2607 | this.updateRange(this.y); | |
2608 | this.refresh(this.refreshStart, this.refreshEnd); | |
2609 | }; | |
2610 | ||
107d1a14 PK |
2611 | /** |
2612 | * Writes text to the terminal, followed by a break line character (\n). | |
2613 | * @param {string} text The text to write to the terminal. | |
2614 | */ | |
3f455f90 PK |
2615 | Terminal.prototype.writeln = function(data) { |
2616 | this.write(data + '\r\n'); | |
2617 | }; | |
2618 | ||
7d904e45 | 2619 | /** |
11a7cd69 | 2620 | * Handle a keydown event |
107d1a14 PK |
2621 | * Key Resources: |
2622 | * - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent | |
2623 | * @param {KeyboardEvent} ev The keydown event to be handled. | |
2624 | */ | |
3f455f90 | 2625 | Terminal.prototype.keyDown = function(ev) { |
c656ed04 DI |
2626 | if (this.compositionHelper.isComposing || this.compositionHelper.isSendingComposition) { |
2627 | if (ev.keyCode === 229) { | |
2628 | // Continue composing | |
2629 | return; | |
2630 | } else { | |
2631 | // Finish composition immediately | |
2632 | this.compositionHelper.finalizeComposition(null); | |
2633 | } | |
26af6ffd | 2634 | } |
8faea59e DI |
2635 | |
2636 | if (ev.keyCode === 229) { | |
2637 | this.compositionHelper.handleAnyTextareaChanges(); | |
2638 | return; | |
2639 | } | |
a52b7e7a | 2640 | |
3a866cf2 DI |
2641 | var self = this; |
2642 | var result = this.evaluateKeyEscapeSequence(ev); | |
2643 | ||
2644 | if (result.scrollDisp) { | |
2645 | this.scrollDisp(result.scrollDisp); | |
2646 | return this.cancel(ev); | |
2647 | } | |
2648 | ||
b01165c1 | 2649 | if (isThirdLevelShift(this, ev)) { |
2650 | return true; | |
2651 | } | |
2652 | ||
2653 | if (result.cancel ) { | |
3a866cf2 DI |
2654 | // The event is canceled at the end already, is this necessary? |
2655 | this.cancel(ev, true); | |
2656 | } | |
2657 | ||
b01165c1 | 2658 | if (!result.key) { |
3a866cf2 DI |
2659 | return true; |
2660 | } | |
2661 | ||
2662 | this.emit('keydown', ev); | |
2663 | this.emit('key', result.key, ev); | |
2664 | this.showCursor(); | |
2665 | this.handler(result.key); | |
2666 | ||
2667 | return this.cancel(ev, true); | |
2668 | }; | |
3f455f90 | 2669 | |
0535f942 DI |
2670 | /** |
2671 | * Returns an object that determines how a KeyboardEvent should be handled. The key of the | |
2672 | * returned value is the new key code to pass to the PTY. | |
2673 | * | |
2674 | * Reference: http://invisible-island.net/xterm/ctlseqs/ctlseqs.html | |
107d1a14 | 2675 | * @param {KeyboardEvent} ev The keyboard event to be translated to key escape sequence. |
0535f942 | 2676 | */ |
3a866cf2 DI |
2677 | Terminal.prototype.evaluateKeyEscapeSequence = function(ev) { |
2678 | var result = { | |
2679 | // Whether to cancel event propogation (NOTE: this may not be needed since the event is | |
2680 | // canceled at the end of keyDown | |
2681 | cancel: false, | |
2682 | // The new key even to emit | |
2683 | key: undefined, | |
2684 | // The number of characters to scroll, if this is defined it will cancel the event | |
2685 | scrollDisp: undefined | |
2686 | }; | |
3f455f90 PK |
2687 | switch (ev.keyCode) { |
2688 | // backspace | |
2689 | case 8: | |
2690 | if (ev.shiftKey) { | |
3a866cf2 | 2691 | result.key = '\x08'; // ^H |
3f455f90 PK |
2692 | break; |
2693 | } | |
3a866cf2 | 2694 | result.key = '\x7f'; // ^? |
3f455f90 PK |
2695 | break; |
2696 | // tab | |
2697 | case 9: | |
2698 | if (ev.shiftKey) { | |
3a866cf2 | 2699 | result.key = '\x1b[Z'; |
3f455f90 PK |
2700 | break; |
2701 | } | |
3a866cf2 DI |
2702 | result.key = '\t'; |
2703 | result.cancel = true; | |
3f455f90 PK |
2704 | break; |
2705 | // return/enter | |
2706 | case 13: | |
3a866cf2 DI |
2707 | result.key = '\r'; |
2708 | result.cancel = true; | |
3f455f90 PK |
2709 | break; |
2710 | // escape | |
2711 | case 27: | |
3a866cf2 DI |
2712 | result.key = '\x1b'; |
2713 | result.cancel = true; | |
3f455f90 PK |
2714 | break; |
2715 | // left-arrow | |
2716 | case 37: | |
72ed03ad | 2717 | if (ev.altKey) { |
3a866cf2 DI |
2718 | result.key = '\x1bb' // Jump a word back |
2719 | result.cancel = true; | |
72ed03ad | 2720 | break; |
e2aaa8d3 DI |
2721 | } |
2722 | if (ev.ctrlKey) { | |
3a866cf2 | 2723 | result.key = '\x1b[5D'; // Jump a word back |
e2aaa8d3 DI |
2724 | break; |
2725 | } | |
2726 | if (this.applicationCursor) { | |
3a866cf2 | 2727 | result.key = '\x1bOD'; // SS3 as ^[O for 7-bit |
3f455f90 PK |
2728 | break; |
2729 | } | |
3a866cf2 | 2730 | result.key = '\x1b[D'; |
3f455f90 PK |
2731 | break; |
2732 | // right-arrow | |
2733 | case 39: | |
72ed03ad | 2734 | if (ev.altKey) { |
3a866cf2 DI |
2735 | result.key = '\x1bf' // Jump a word forward |
2736 | result.cancel = true; | |
72ed03ad | 2737 | break; |
e2aaa8d3 DI |
2738 | } |
2739 | if (ev.ctrlKey) { | |
3a866cf2 | 2740 | result.key = '\x1b[5C'; // Jump a word forward |
e2aaa8d3 DI |
2741 | break; |
2742 | } | |
2743 | if (this.applicationCursor) { | |
3a866cf2 | 2744 | result.key = '\x1bOC'; |
3f455f90 PK |
2745 | break; |
2746 | } | |
3a866cf2 | 2747 | result.key = '\x1b[C'; |
3f455f90 PK |
2748 | break; |
2749 | // up-arrow | |
2750 | case 38: | |
2751 | if (this.applicationCursor) { | |
3a866cf2 | 2752 | result.key = '\x1bOA'; |
3f455f90 PK |
2753 | break; |
2754 | } | |
2755 | if (ev.ctrlKey) { | |
3a866cf2 | 2756 | result.scrollDisp = -1; |
3f455f90 | 2757 | } else { |
3a866cf2 | 2758 | result.key = '\x1b[A'; |
3f455f90 PK |
2759 | } |
2760 | break; | |
2761 | // down-arrow | |
2762 | case 40: | |
2763 | if (this.applicationCursor) { | |
3a866cf2 | 2764 | result.key = '\x1bOB'; |
3f455f90 PK |
2765 | break; |
2766 | } | |
2767 | if (ev.ctrlKey) { | |
3a866cf2 | 2768 | result.scrollDisp = 1; |
3f455f90 | 2769 | } else { |
3a866cf2 | 2770 | result.key = '\x1b[B'; |
3f455f90 PK |
2771 | } |
2772 | break; | |
3f455f90 PK |
2773 | // insert |
2774 | case 45: | |
524db022 | 2775 | if (!ev.shiftKey && !ev.ctrlKey) { |
2776 | // <Ctrl> or <Shift> + <Insert> are used to | |
2777 | // copy-paste on some systems. | |
740ae96f | 2778 | result.key = '\x1b[2~'; |
524db022 | 2779 | } |
3f455f90 | 2780 | break; |
0535f942 DI |
2781 | // delete |
2782 | case 46: result.key = '\x1b[3~'; break; | |
3f455f90 PK |
2783 | // home |
2784 | case 36: | |
2785 | if (this.applicationKeypad) { | |
3a866cf2 | 2786 | result.key = '\x1bOH'; |
3f455f90 PK |
2787 | break; |
2788 | } | |
3a866cf2 | 2789 | result.key = '\x1bOH'; |
3f455f90 PK |
2790 | break; |
2791 | // end | |
2792 | case 35: | |
2793 | if (this.applicationKeypad) { | |
3a866cf2 | 2794 | result.key = '\x1bOF'; |
3f455f90 PK |
2795 | break; |
2796 | } | |
3a866cf2 | 2797 | result.key = '\x1bOF'; |
3f455f90 PK |
2798 | break; |
2799 | // page up | |
2800 | case 33: | |
2801 | if (ev.shiftKey) { | |
3a866cf2 | 2802 | result.scrollDisp = -(this.rows - 1); |
3f455f90 | 2803 | } else { |
3a866cf2 | 2804 | result.key = '\x1b[5~'; |
3f455f90 PK |
2805 | } |
2806 | break; | |
2807 | // page down | |
2808 | case 34: | |
2809 | if (ev.shiftKey) { | |
3a866cf2 | 2810 | result.scrollDisp = this.rows - 1; |
3f455f90 | 2811 | } else { |
3a866cf2 | 2812 | result.key = '\x1b[6~'; |
3f455f90 PK |
2813 | } |
2814 | break; | |
3a866cf2 DI |
2815 | // F1-F12 |
2816 | case 112: result.key = '\x1bOP'; break; | |
2817 | case 113: result.key = '\x1bOQ'; break; | |
2818 | case 114: result.key = '\x1bOR'; break; | |
2819 | case 115: result.key = '\x1bOS'; break; | |
2820 | case 116: result.key = '\x1b[15~'; break; | |
2821 | case 117: result.key = '\x1b[17~'; break; | |
2822 | case 118: result.key = '\x1b[18~'; break; | |
2823 | case 119: result.key = '\x1b[19~'; break; | |
2824 | case 120: result.key = '\x1b[20~'; break; | |
2825 | case 121: result.key = '\x1b[21~'; break; | |
2826 | case 122: result.key = '\x1b[23~'; break; | |
2827 | case 123: result.key = '\x1b[24~'; break; | |
3f455f90 PK |
2828 | default: |
2829 | // a-z and space | |
369e1f4c | 2830 | if (ev.ctrlKey && !ev.shiftKey && !ev.altKey && !ev.metaKey) { |
3f455f90 | 2831 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { |
3a866cf2 | 2832 | result.key = String.fromCharCode(ev.keyCode - 64); |
3f455f90 PK |
2833 | } else if (ev.keyCode === 32) { |
2834 | // NUL | |
3a866cf2 | 2835 | result.key = String.fromCharCode(0); |
3f455f90 PK |
2836 | } else if (ev.keyCode >= 51 && ev.keyCode <= 55) { |
2837 | // escape, file sep, group sep, record sep, unit sep | |
3a866cf2 | 2838 | result.key = String.fromCharCode(ev.keyCode - 51 + 27); |
3f455f90 PK |
2839 | } else if (ev.keyCode === 56) { |
2840 | // delete | |
3a866cf2 | 2841 | result.key = String.fromCharCode(127); |
3f455f90 PK |
2842 | } else if (ev.keyCode === 219) { |
2843 | // ^[ - escape | |
3a866cf2 | 2844 | result.key = String.fromCharCode(27); |
3f455f90 PK |
2845 | } else if (ev.keyCode === 221) { |
2846 | // ^] - group sep | |
3a866cf2 | 2847 | result.key = String.fromCharCode(29); |
3f455f90 | 2848 | } |
b01165c1 | 2849 | } else if (!this.isMac && ev.altKey && !ev.ctrlKey && !ev.metaKey) { |
2850 | // On Mac this is a third level shift. Use <Esc> instead. | |
3f455f90 | 2851 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { |
3a866cf2 | 2852 | result.key = '\x1b' + String.fromCharCode(ev.keyCode + 32); |
3f455f90 | 2853 | } else if (ev.keyCode === 192) { |
3a866cf2 | 2854 | result.key = '\x1b`'; |
3f455f90 | 2855 | } else if (ev.keyCode >= 48 && ev.keyCode <= 57) { |
3a866cf2 | 2856 | result.key = '\x1b' + (ev.keyCode - 48); |
3f455f90 PK |
2857 | } |
2858 | } | |
2859 | break; | |
2860 | } | |
3a866cf2 | 2861 | return result; |
3f455f90 PK |
2862 | }; |
2863 | ||
7d904e45 | 2864 | /** |
11a7cd69 PK |
2865 | * Set the G level of the terminal |
2866 | * @param g | |
2867 | */ | |
3f455f90 PK |
2868 | Terminal.prototype.setgLevel = function(g) { |
2869 | this.glevel = g; | |
2870 | this.charset = this.charsets[g]; | |
2871 | }; | |
2872 | ||
107d1a14 | 2873 | /** |
11a7cd69 PK |
2874 | * Set the charset for the given G level of the terminal |
2875 | * @param g | |
2876 | * @param charset | |
2877 | */ | |
3f455f90 PK |
2878 | Terminal.prototype.setgCharset = function(g, charset) { |
2879 | this.charsets[g] = charset; | |
2880 | if (this.glevel === g) { | |
2881 | this.charset = charset; | |
2882 | } | |
2883 | }; | |
2884 | ||
107d1a14 | 2885 | /** |
11a7cd69 | 2886 | * Handle a keypress event. |
107d1a14 PK |
2887 | * Key Resources: |
2888 | * - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent | |
2889 | * @param {KeyboardEvent} ev The keypress event to be handled. | |
2890 | */ | |
3f455f90 PK |
2891 | Terminal.prototype.keyPress = function(ev) { |
2892 | var key; | |
2893 | ||
fc7b22dc DI |
2894 | this.cancel(ev); |
2895 | ||
3f455f90 PK |
2896 | if (ev.charCode) { |
2897 | key = ev.charCode; | |
2898 | } else if (ev.which == null) { | |
2899 | key = ev.keyCode; | |
2900 | } else if (ev.which !== 0 && ev.charCode !== 0) { | |
2901 | key = ev.which; | |
2902 | } else { | |
2903 | return false; | |
2904 | } | |
2905 | ||
b01165c1 | 2906 | if (!key || ( |
2907 | (ev.altKey || ev.ctrlKey || ev.metaKey) && !isThirdLevelShift(this, ev) | |
2908 | )) { | |
3f455f90 PK |
2909 | return false; |
2910 | } | |
2911 | ||
2912 | key = String.fromCharCode(key); | |
2913 | ||
2914 | this.emit('keypress', key, ev); | |
2915 | this.emit('key', key, ev); | |
2916 | this.showCursor(); | |
2917 | this.handler(key); | |
2918 | ||
2919 | return false; | |
2920 | }; | |
2921 | ||
7d904e45 | 2922 | /** |
11a7cd69 PK |
2923 | * Send data for handling to the terminal |
2924 | * @param {string} data | |
2925 | */ | |
3f455f90 PK |
2926 | Terminal.prototype.send = function(data) { |
2927 | var self = this; | |
2928 | ||
2929 | if (!this.queue) { | |
2930 | setTimeout(function() { | |
2931 | self.handler(self.queue); | |
2932 | self.queue = ''; | |
2933 | }, 1); | |
2934 | } | |
2935 | ||
2936 | this.queue += data; | |
2937 | }; | |
2938 | ||
7d904e45 | 2939 | /** |
11a7cd69 PK |
2940 | * Ring the bell. |
2941 | * Note: We could do sweet things with webaudio here | |
2942 | */ | |
3f455f90 PK |
2943 | Terminal.prototype.bell = function() { |
2944 | if (!this.visualBell) return; | |
2945 | var self = this; | |
2946 | this.element.style.borderColor = 'white'; | |
2947 | setTimeout(function() { | |
2948 | self.element.style.borderColor = ''; | |
2949 | }, 10); | |
2950 | if (this.popOnBell) this.focus(); | |
2951 | }; | |
2952 | ||
7d904e45 | 2953 | /** |
11a7cd69 PK |
2954 | * Log the current state to the console. |
2955 | */ | |
3f455f90 PK |
2956 | Terminal.prototype.log = function() { |
2957 | if (!this.debug) return; | |
2958 | if (!this.context.console || !this.context.console.log) return; | |
2959 | var args = Array.prototype.slice.call(arguments); | |
2960 | this.context.console.log.apply(this.context.console, args); | |
2961 | }; | |
2962 | ||
7d904e45 | 2963 | /** |
11a7cd69 PK |
2964 | * Log the current state as error to the console. |
2965 | */ | |
3f455f90 PK |
2966 | Terminal.prototype.error = function() { |
2967 | if (!this.debug) return; | |
2968 | if (!this.context.console || !this.context.console.error) return; | |
2969 | var args = Array.prototype.slice.call(arguments); | |
2970 | this.context.console.error.apply(this.context.console, args); | |
2971 | }; | |
2972 | ||
fd5be55d DI |
2973 | /** |
2974 | * Resizes the terminal. | |
2975 | * | |
2976 | * @param {number} x The number of columns to resize to. | |
2977 | * @param {number} y The number of rows to resize to. | |
fd5be55d | 2978 | */ |
3f455f90 PK |
2979 | Terminal.prototype.resize = function(x, y) { |
2980 | var line | |
2981 | , el | |
2982 | , i | |
2983 | , j | |
eee99f62 DI |
2984 | , ch |
2985 | , addToY; | |
3f455f90 | 2986 | |
e721bdc9 DI |
2987 | if (x === this.cols && y === this.rows) { |
2988 | return; | |
2989 | } | |
2990 | ||
3f455f90 PK |
2991 | if (x < 1) x = 1; |
2992 | if (y < 1) y = 1; | |
2993 | ||
2994 | // resize cols | |
2995 | j = this.cols; | |
2996 | if (j < x) { | |
838c11b6 | 2997 | ch = [this.defAttr, ' ', 1]; // does xterm use the default attr? |
3f455f90 PK |
2998 | i = this.lines.length; |
2999 | while (i--) { | |
3000 | while (this.lines[i].length < x) { | |
3001 | this.lines[i].push(ch); | |
3002 | } | |
3003 | } | |
e721bdc9 | 3004 | } else { // (j > x) |
3f455f90 PK |
3005 | i = this.lines.length; |
3006 | while (i--) { | |
3007 | while (this.lines[i].length > x) { | |
3008 | this.lines[i].pop(); | |
3009 | } | |
3010 | } | |
3011 | } | |
3012 | this.setupStops(j); | |
3013 | this.cols = x; | |
3014 | ||
3015 | // resize rows | |
3016 | j = this.rows; | |
eee99f62 | 3017 | addToY = 0; |
3f455f90 PK |
3018 | if (j < y) { |
3019 | el = this.element; | |
3020 | while (j++ < y) { | |
eee99f62 | 3021 | // y is rows, not this.y |
3f455f90 | 3022 | if (this.lines.length < y + this.ybase) { |
eee99f62 DI |
3023 | if (this.ybase > 0 && this.lines.length <= this.ybase + this.y + addToY + 1) { |
3024 | // There is room above the buffer and there are no empty elements below the line, | |
3025 | // scroll up | |
3026 | this.ybase--; | |
eee99f62 | 3027 | addToY++ |
05041722 DI |
3028 | if (this.ydisp > 0) { |
3029 | // Viewport is at the top of the buffer, must increase downwards | |
87c9370e DI |
3030 | this.ydisp--; |
3031 | } | |
eee99f62 DI |
3032 | } else { |
3033 | // Add a blank line if there is no buffer left at the top to scroll to, or if there | |
3034 | // are blank lines after the cursor | |
3035 | this.lines.push(this.blankLine()); | |
3036 | } | |
3f455f90 PK |
3037 | } |
3038 | if (this.children.length < y) { | |
3039 | this.insertRow(); | |
3040 | } | |
3041 | } | |
e721bdc9 | 3042 | } else { // (j > y) |
3f455f90 PK |
3043 | while (j-- > y) { |
3044 | if (this.lines.length > y + this.ybase) { | |
eee99f62 DI |
3045 | if (this.lines.length > this.ybase + this.y + 1) { |
3046 | // The line is a blank line below the cursor, remove it | |
df268ad5 DI |
3047 | this.lines.pop(); |
3048 | } else { | |
eee99f62 | 3049 | // The line is the cursor, scroll down |
df268ad5 DI |
3050 | this.ybase++; |
3051 | this.ydisp++; | |
3052 | } | |
3f455f90 PK |
3053 | } |
3054 | if (this.children.length > y) { | |
685bc54b | 3055 | el = this.children.shift(); |
3f455f90 PK |
3056 | if (!el) continue; |
3057 | el.parentNode.removeChild(el); | |
3058 | } | |
3059 | } | |
3060 | } | |
3061 | this.rows = y; | |
3062 | ||
3063 | /* | |
3064 | * Make sure that the cursor stays on screen | |
3065 | */ | |
3066 | if (this.y >= y) { | |
3067 | this.y = y - 1; | |
3068 | } | |
eee99f62 DI |
3069 | if (addToY) { |
3070 | this.y += addToY; | |
3071 | } | |
3f455f90 PK |
3072 | |
3073 | if (this.x >= x) { | |
3074 | this.x = x - 1; | |
3075 | } | |
3076 | ||
3077 | this.scrollTop = 0; | |
3078 | this.scrollBottom = y - 1; | |
3079 | ||
3080 | this.refresh(0, this.rows - 1); | |
3081 | ||
3082 | this.normal = null; | |
3083 | ||
3084 | this.emit('resize', {terminal: this, cols: x, rows: y}); | |
3085 | }; | |
3086 | ||
7d904e45 | 3087 | /** |
11a7cd69 PK |
3088 | * Updates the range of rows to refresh |
3089 | * @param {number} y The number of rows to refresh next. | |
3090 | */ | |
3f455f90 PK |
3091 | Terminal.prototype.updateRange = function(y) { |
3092 | if (y < this.refreshStart) this.refreshStart = y; | |
3093 | if (y > this.refreshEnd) this.refreshEnd = y; | |
3094 | // if (y > this.refreshEnd) { | |
3095 | // this.refreshEnd = y; | |
3096 | // if (y > this.rows - 1) { | |
3097 | // this.refreshEnd = this.rows - 1; | |
3098 | // } | |
3099 | // } | |
3100 | }; | |
3101 | ||
1aeb5620 PK |
3102 | /** |
3103 | * Set the range of refreshing to the maximyum value | |
3104 | */ | |
3f455f90 PK |
3105 | Terminal.prototype.maxRange = function() { |
3106 | this.refreshStart = 0; | |
3107 | this.refreshEnd = this.rows - 1; | |
3108 | }; | |
3109 | ||
12a150a4 | 3110 | |
c3cf6a22 | 3111 | |
7d904e45 | 3112 | /** |
11a7cd69 PK |
3113 | * Setup the tab stops. |
3114 | * @param {number} i | |
3115 | */ | |
3f455f90 PK |
3116 | Terminal.prototype.setupStops = function(i) { |
3117 | if (i != null) { | |
3118 | if (!this.tabs[i]) { | |
3119 | i = this.prevStop(i); | |
3120 | } | |
3121 | } else { | |
3122 | this.tabs = {}; | |
3123 | i = 0; | |
3124 | } | |
3125 | ||
3126 | for (; i < this.cols; i += 8) { | |
3127 | this.tabs[i] = true; | |
3128 | } | |
3129 | }; | |
3130 | ||
12a150a4 | 3131 | |
c3cf6a22 | 3132 | /** |
11a7cd69 PK |
3133 | * Move the cursor to the previous tab stop from the given position (default is current). |
3134 | * @param {number} x The position to move the cursor to the previous tab stop. | |
3135 | */ | |
3f455f90 PK |
3136 | Terminal.prototype.prevStop = function(x) { |
3137 | if (x == null) x = this.x; | |
3138 | while (!this.tabs[--x] && x > 0); | |
3139 | return x >= this.cols | |
3140 | ? this.cols - 1 | |
3141 | : x < 0 ? 0 : x; | |
3142 | }; | |
3143 | ||
12a150a4 | 3144 | |
7d904e45 | 3145 | /** |
11a7cd69 PK |
3146 | * Move the cursor one tab stop forward from the given position (default is current). |
3147 | * @param {number} x The position to move the cursor one tab stop forward. | |
3148 | */ | |
3f455f90 PK |
3149 | Terminal.prototype.nextStop = function(x) { |
3150 | if (x == null) x = this.x; | |
3151 | while (!this.tabs[++x] && x < this.cols); | |
3152 | return x >= this.cols | |
3153 | ? this.cols - 1 | |
3154 | : x < 0 ? 0 : x; | |
3155 | }; | |
3156 | ||
12a150a4 | 3157 | |
7d904e45 | 3158 | /** |
11a7cd69 PK |
3159 | * Erase in the identified line everything from "x" to the end of the line (right). |
3160 | * @param {number} x The column from which to start erasing to the end of the line. | |
3161 | * @param {number} y The line in which to operate. | |
3162 | */ | |
3f455f90 PK |
3163 | Terminal.prototype.eraseRight = function(x, y) { |
3164 | var line = this.lines[this.ybase + y] | |
874ba72f | 3165 | , ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3166 | |
3167 | ||
3168 | for (; x < this.cols; x++) { | |
3169 | line[x] = ch; | |
3170 | } | |
3171 | ||
3172 | this.updateRange(y); | |
3173 | }; | |
3174 | ||
12a150a4 PK |
3175 | |
3176 | ||
7d904e45 | 3177 | /** |
11a7cd69 PK |
3178 | * Erase in the identified line everything from "x" to the start of the line (left). |
3179 | * @param {number} x The column from which to start erasing to the start of the line. | |
3180 | * @param {number} y The line in which to operate. | |
3181 | */ | |
3f455f90 PK |
3182 | Terminal.prototype.eraseLeft = function(x, y) { |
3183 | var line = this.lines[this.ybase + y] | |
874ba72f | 3184 | , ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3185 | |
3186 | x++; | |
3187 | while (x--) line[x] = ch; | |
3188 | ||
3189 | this.updateRange(y); | |
3190 | }; | |
3191 | ||
12a150a4 | 3192 | |
7d904e45 | 3193 | /** |
11a7cd69 PK |
3194 | * Erase all content in the given line |
3195 | * @param {number} y The line to erase all of its contents. | |
3196 | */ | |
3f455f90 PK |
3197 | Terminal.prototype.eraseLine = function(y) { |
3198 | this.eraseRight(0, y); | |
3199 | }; | |
3200 | ||
12a150a4 | 3201 | |
7d904e45 | 3202 | /** |
11a7cd69 PK |
3203 | * Return the data array of a blank line/ |
3204 | * @param {number} cur First bunch of data for each "blank" character. | |
3205 | */ | |
3f455f90 PK |
3206 | Terminal.prototype.blankLine = function(cur) { |
3207 | var attr = cur | |
3208 | ? this.eraseAttr() | |
3209 | : this.defAttr; | |
3210 | ||
874ba72f | 3211 | var ch = [attr, ' ', 1] // width defaults to 1 halfwidth character |
3f455f90 PK |
3212 | , line = [] |
3213 | , i = 0; | |
3214 | ||
3215 | for (; i < this.cols; i++) { | |
3216 | line[i] = ch; | |
3217 | } | |
3218 | ||
3219 | return line; | |
3220 | }; | |
3221 | ||
c3cf6a22 | 3222 | |
7d904e45 | 3223 | /** |
11a7cd69 PK |
3224 | * If cur return the back color xterm feature attribute. Else return defAttr. |
3225 | * @param {object} cur | |
3226 | */ | |
3f455f90 PK |
3227 | Terminal.prototype.ch = function(cur) { |
3228 | return cur | |
874ba72f JB |
3229 | ? [this.eraseAttr(), ' ', 1] |
3230 | : [this.defAttr, ' ', 1]; | |
3f455f90 PK |
3231 | }; |
3232 | ||
c3cf6a22 | 3233 | |
7d904e45 | 3234 | /** |
11a7cd69 PK |
3235 | * Evaluate if the current erminal is the given argument. |
3236 | * @param {object} term The terminal to evaluate | |
3237 | */ | |
3f455f90 PK |
3238 | Terminal.prototype.is = function(term) { |
3239 | var name = this.termName; | |
3240 | return (name + '').indexOf(term) === 0; | |
3241 | }; | |
3242 | ||
12a150a4 | 3243 | |
7d904e45 | 3244 | /** |
11a7cd69 PK |
3245 | * Emit the 'data' event and populate the given data. |
3246 | * @param {string} data The data to populate in the event. | |
3247 | */ | |
3f455f90 PK |
3248 | Terminal.prototype.handler = function(data) { |
3249 | this.emit('data', data); | |
3250 | }; | |
3251 | ||
12a150a4 | 3252 | |
7d904e45 | 3253 | /** |
11a7cd69 PK |
3254 | * Emit the 'title' event and populate the given title. |
3255 | * @param {string} title The title to populate in the event. | |
3256 | */ | |
3f455f90 PK |
3257 | Terminal.prototype.handleTitle = function(title) { |
3258 | this.emit('title', title); | |
3259 | }; | |
3260 | ||
12a150a4 | 3261 | |
3f455f90 PK |
3262 | /** |
3263 | * ESC | |
3264 | */ | |
3265 | ||
7d904e45 | 3266 | /** |
12a150a4 PK |
3267 | * ESC D Index (IND is 0x84). |
3268 | */ | |
3f455f90 PK |
3269 | Terminal.prototype.index = function() { |
3270 | this.y++; | |
3271 | if (this.y > this.scrollBottom) { | |
3272 | this.y--; | |
3273 | this.scroll(); | |
3274 | } | |
3275 | this.state = normal; | |
3276 | }; | |
3277 | ||
12a150a4 | 3278 | |
7d904e45 | 3279 | /** |
12a150a4 PK |
3280 | * ESC M Reverse Index (RI is 0x8d). |
3281 | */ | |
3f455f90 PK |
3282 | Terminal.prototype.reverseIndex = function() { |
3283 | var j; | |
3284 | this.y--; | |
3285 | if (this.y < this.scrollTop) { | |
3286 | this.y++; | |
3287 | // possibly move the code below to term.reverseScroll(); | |
3288 | // test: echo -ne '\e[1;1H\e[44m\eM\e[0m' | |
3289 | // blankLine(true) is xterm/linux behavior | |
3290 | this.lines.splice(this.y + this.ybase, 0, this.blankLine(true)); | |
3291 | j = this.rows - 1 - this.scrollBottom; | |
3292 | this.lines.splice(this.rows - 1 + this.ybase - j + 1, 1); | |
3293 | // this.maxRange(); | |
3294 | this.updateRange(this.scrollTop); | |
3295 | this.updateRange(this.scrollBottom); | |
3296 | } | |
3297 | this.state = normal; | |
3298 | }; | |
3299 | ||
12a150a4 | 3300 | |
7d904e45 | 3301 | /** |
12a150a4 PK |
3302 | * ESC c Full Reset (RIS). |
3303 | */ | |
3f455f90 PK |
3304 | Terminal.prototype.reset = function() { |
3305 | this.options.rows = this.rows; | |
3306 | this.options.cols = this.cols; | |
3307 | Terminal.call(this, this.options); | |
3308 | this.refresh(0, this.rows - 1); | |
3309 | }; | |
3310 | ||
12a150a4 | 3311 | |
7d904e45 | 3312 | /** |
12a150a4 PK |
3313 | * ESC H Tab Set (HTS is 0x88). |
3314 | */ | |
3f455f90 PK |
3315 | Terminal.prototype.tabSet = function() { |
3316 | this.tabs[this.x] = true; | |
3317 | this.state = normal; | |
3318 | }; | |
3319 | ||
12a150a4 | 3320 | |
3f455f90 PK |
3321 | /** |
3322 | * CSI | |
3323 | */ | |
3324 | ||
7d904e45 | 3325 | /** |
12a150a4 PK |
3326 | * CSI Ps A |
3327 | * Cursor Up Ps Times (default = 1) (CUU). | |
3328 | */ | |
3f455f90 PK |
3329 | Terminal.prototype.cursorUp = function(params) { |
3330 | var param = params[0]; | |
3331 | if (param < 1) param = 1; | |
3332 | this.y -= param; | |
3333 | if (this.y < 0) this.y = 0; | |
3334 | }; | |
3335 | ||
12a150a4 | 3336 | |
7d904e45 | 3337 | /** |
12a150a4 PK |
3338 | * CSI Ps B |
3339 | * Cursor Down Ps Times (default = 1) (CUD). | |
3340 | */ | |
3f455f90 PK |
3341 | Terminal.prototype.cursorDown = function(params) { |
3342 | var param = params[0]; | |
3343 | if (param < 1) param = 1; | |
3344 | this.y += param; | |
3345 | if (this.y >= this.rows) { | |
3346 | this.y = this.rows - 1; | |
3347 | } | |
3348 | }; | |
3349 | ||
12a150a4 PK |
3350 | |
3351 | /** | |
3352 | * CSI Ps C | |
3353 | * Cursor Forward Ps Times (default = 1) (CUF). | |
3354 | */ | |
3f455f90 PK |
3355 | Terminal.prototype.cursorForward = function(params) { |
3356 | var param = params[0]; | |
3357 | if (param < 1) param = 1; | |
3358 | this.x += param; | |
3359 | if (this.x >= this.cols) { | |
3360 | this.x = this.cols - 1; | |
3361 | } | |
3362 | }; | |
3363 | ||
12a150a4 | 3364 | |
7d904e45 | 3365 | /** |
12a150a4 PK |
3366 | * CSI Ps D |
3367 | * Cursor Backward Ps Times (default = 1) (CUB). | |
3368 | */ | |
3f455f90 PK |
3369 | Terminal.prototype.cursorBackward = function(params) { |
3370 | var param = params[0]; | |
3371 | if (param < 1) param = 1; | |
3372 | this.x -= param; | |
3373 | if (this.x < 0) this.x = 0; | |
3374 | }; | |
3375 | ||
12a150a4 | 3376 | |
7d904e45 | 3377 | /** |
12a150a4 PK |
3378 | * CSI Ps ; Ps H |
3379 | * Cursor Position [row;column] (default = [1,1]) (CUP). | |
3380 | */ | |
3f455f90 PK |
3381 | Terminal.prototype.cursorPos = function(params) { |
3382 | var row, col; | |
3383 | ||
3384 | row = params[0] - 1; | |
3385 | ||
3386 | if (params.length >= 2) { | |
3387 | col = params[1] - 1; | |
3388 | } else { | |
3389 | col = 0; | |
3390 | } | |
3391 | ||
3392 | if (row < 0) { | |
3393 | row = 0; | |
3394 | } else if (row >= this.rows) { | |
3395 | row = this.rows - 1; | |
3396 | } | |
3397 | ||
3398 | if (col < 0) { | |
3399 | col = 0; | |
3400 | } else if (col >= this.cols) { | |
3401 | col = this.cols - 1; | |
3402 | } | |
3403 | ||
3404 | this.x = col; | |
3405 | this.y = row; | |
3406 | }; | |
3407 | ||
12a150a4 | 3408 | |
7d904e45 | 3409 | /** |
12a150a4 PK |
3410 | * CSI Ps J Erase in Display (ED). |
3411 | * Ps = 0 -> Erase Below (default). | |
3412 | * Ps = 1 -> Erase Above. | |
3413 | * Ps = 2 -> Erase All. | |
3414 | * Ps = 3 -> Erase Saved Lines (xterm). | |
3415 | * CSI ? Ps J | |
3416 | * Erase in Display (DECSED). | |
3417 | * Ps = 0 -> Selective Erase Below (default). | |
3418 | * Ps = 1 -> Selective Erase Above. | |
3419 | * Ps = 2 -> Selective Erase All. | |
3420 | */ | |
3f455f90 PK |
3421 | Terminal.prototype.eraseInDisplay = function(params) { |
3422 | var j; | |
3423 | switch (params[0]) { | |
3424 | case 0: | |
3425 | this.eraseRight(this.x, this.y); | |
3426 | j = this.y + 1; | |
3427 | for (; j < this.rows; j++) { | |
3428 | this.eraseLine(j); | |
3429 | } | |
3430 | break; | |
3431 | case 1: | |
3432 | this.eraseLeft(this.x, this.y); | |
3433 | j = this.y; | |
3434 | while (j--) { | |
3435 | this.eraseLine(j); | |
3436 | } | |
3437 | break; | |
3438 | case 2: | |
3439 | j = this.rows; | |
3440 | while (j--) this.eraseLine(j); | |
3441 | break; | |
3442 | case 3: | |
3443 | ; // no saved lines | |
3444 | break; | |
3445 | } | |
3446 | }; | |
3447 | ||
12a150a4 | 3448 | |
7d904e45 | 3449 | /** |
12a150a4 PK |
3450 | * CSI Ps K Erase in Line (EL). |
3451 | * Ps = 0 -> Erase to Right (default). | |
3452 | * Ps = 1 -> Erase to Left. | |
3453 | * Ps = 2 -> Erase All. | |
3454 | * CSI ? Ps K | |
3455 | * Erase in Line (DECSEL). | |
3456 | * Ps = 0 -> Selective Erase to Right (default). | |
3457 | * Ps = 1 -> Selective Erase to Left. | |
3458 | * Ps = 2 -> Selective Erase All. | |
3459 | */ | |
3f455f90 PK |
3460 | Terminal.prototype.eraseInLine = function(params) { |
3461 | switch (params[0]) { | |
3462 | case 0: | |
3463 | this.eraseRight(this.x, this.y); | |
3464 | break; | |
3465 | case 1: | |
3466 | this.eraseLeft(this.x, this.y); | |
3467 | break; | |
3468 | case 2: | |
3469 | this.eraseLine(this.y); | |
3470 | break; | |
3471 | } | |
3472 | }; | |
3473 | ||
12a150a4 | 3474 | |
7d904e45 | 3475 | /** |
12a150a4 PK |
3476 | * CSI Pm m Character Attributes (SGR). |
3477 | * Ps = 0 -> Normal (default). | |
3478 | * Ps = 1 -> Bold. | |
3479 | * Ps = 4 -> Underlined. | |
3480 | * Ps = 5 -> Blink (appears as Bold). | |
3481 | * Ps = 7 -> Inverse. | |
3482 | * Ps = 8 -> Invisible, i.e., hidden (VT300). | |
3483 | * Ps = 2 2 -> Normal (neither bold nor faint). | |
3484 | * Ps = 2 4 -> Not underlined. | |
3485 | * Ps = 2 5 -> Steady (not blinking). | |
3486 | * Ps = 2 7 -> Positive (not inverse). | |
3487 | * Ps = 2 8 -> Visible, i.e., not hidden (VT300). | |
3488 | * Ps = 3 0 -> Set foreground color to Black. | |
3489 | * Ps = 3 1 -> Set foreground color to Red. | |
3490 | * Ps = 3 2 -> Set foreground color to Green. | |
3491 | * Ps = 3 3 -> Set foreground color to Yellow. | |
3492 | * Ps = 3 4 -> Set foreground color to Blue. | |
3493 | * Ps = 3 5 -> Set foreground color to Magenta. | |
3494 | * Ps = 3 6 -> Set foreground color to Cyan. | |
3495 | * Ps = 3 7 -> Set foreground color to White. | |
3496 | * Ps = 3 9 -> Set foreground color to default (original). | |
3497 | * Ps = 4 0 -> Set background color to Black. | |
3498 | * Ps = 4 1 -> Set background color to Red. | |
3499 | * Ps = 4 2 -> Set background color to Green. | |
3500 | * Ps = 4 3 -> Set background color to Yellow. | |
3501 | * Ps = 4 4 -> Set background color to Blue. | |
3502 | * Ps = 4 5 -> Set background color to Magenta. | |
3503 | * Ps = 4 6 -> Set background color to Cyan. | |
3504 | * Ps = 4 7 -> Set background color to White. | |
3505 | * Ps = 4 9 -> Set background color to default (original). | |
3506 | * | |
3507 | * If 16-color support is compiled, the following apply. Assume | |
3508 | * that xterm's resources are set so that the ISO color codes are | |
3509 | * the first 8 of a set of 16. Then the aixterm colors are the | |
3510 | * bright versions of the ISO colors: | |
3511 | * Ps = 9 0 -> Set foreground color to Black. | |
3512 | * Ps = 9 1 -> Set foreground color to Red. | |
3513 | * Ps = 9 2 -> Set foreground color to Green. | |
3514 | * Ps = 9 3 -> Set foreground color to Yellow. | |
3515 | * Ps = 9 4 -> Set foreground color to Blue. | |
3516 | * Ps = 9 5 -> Set foreground color to Magenta. | |
3517 | * Ps = 9 6 -> Set foreground color to Cyan. | |
3518 | * Ps = 9 7 -> Set foreground color to White. | |
3519 | * Ps = 1 0 0 -> Set background color to Black. | |
3520 | * Ps = 1 0 1 -> Set background color to Red. | |
3521 | * Ps = 1 0 2 -> Set background color to Green. | |
3522 | * Ps = 1 0 3 -> Set background color to Yellow. | |
3523 | * Ps = 1 0 4 -> Set background color to Blue. | |
3524 | * Ps = 1 0 5 -> Set background color to Magenta. | |
3525 | * Ps = 1 0 6 -> Set background color to Cyan. | |
3526 | * Ps = 1 0 7 -> Set background color to White. | |
3527 | * | |
3528 | * If xterm is compiled with the 16-color support disabled, it | |
3529 | * supports the following, from rxvt: | |
3530 | * Ps = 1 0 0 -> Set foreground and background color to | |
3531 | * default. | |
3532 | * | |
3533 | * If 88- or 256-color support is compiled, the following apply. | |
3534 | * Ps = 3 8 ; 5 ; Ps -> Set foreground color to the second | |
3535 | * Ps. | |
3536 | * Ps = 4 8 ; 5 ; Ps -> Set background color to the second | |
3537 | * Ps. | |
3538 | */ | |
3f455f90 PK |
3539 | Terminal.prototype.charAttributes = function(params) { |
3540 | // Optimize a single SGR0. | |
3541 | if (params.length === 1 && params[0] === 0) { | |
3542 | this.curAttr = this.defAttr; | |
3543 | return; | |
3544 | } | |
3545 | ||
3546 | var l = params.length | |
3547 | , i = 0 | |
3548 | , flags = this.curAttr >> 18 | |
3549 | , fg = (this.curAttr >> 9) & 0x1ff | |
3550 | , bg = this.curAttr & 0x1ff | |
3551 | , p; | |
3552 | ||
3553 | for (; i < l; i++) { | |
3554 | p = params[i]; | |
3555 | if (p >= 30 && p <= 37) { | |
3556 | // fg color 8 | |
3557 | fg = p - 30; | |
3558 | } else if (p >= 40 && p <= 47) { | |
3559 | // bg color 8 | |
3560 | bg = p - 40; | |
3561 | } else if (p >= 90 && p <= 97) { | |
3562 | // fg color 16 | |
3563 | p += 8; | |
3564 | fg = p - 90; | |
3565 | } else if (p >= 100 && p <= 107) { | |
3566 | // bg color 16 | |
3567 | p += 8; | |
3568 | bg = p - 100; | |
3569 | } else if (p === 0) { | |
3570 | // default | |
3571 | flags = this.defAttr >> 18; | |
3572 | fg = (this.defAttr >> 9) & 0x1ff; | |
3573 | bg = this.defAttr & 0x1ff; | |
3574 | // flags = 0; | |
3575 | // fg = 0x1ff; | |
3576 | // bg = 0x1ff; | |
3577 | } else if (p === 1) { | |
3578 | // bold text | |
3579 | flags |= 1; | |
3580 | } else if (p === 4) { | |
3581 | // underlined text | |
3582 | flags |= 2; | |
3583 | } else if (p === 5) { | |
3584 | // blink | |
3585 | flags |= 4; | |
3586 | } else if (p === 7) { | |
3587 | // inverse and positive | |
3588 | // test with: echo -e '\e[31m\e[42mhello\e[7mworld\e[27mhi\e[m' | |
3589 | flags |= 8; | |
3590 | } else if (p === 8) { | |
3591 | // invisible | |
3592 | flags |= 16; | |
3593 | } else if (p === 22) { | |
3594 | // not bold | |
3595 | flags &= ~1; | |
3596 | } else if (p === 24) { | |
3597 | // not underlined | |
3598 | flags &= ~2; | |
3599 | } else if (p === 25) { | |
3600 | // not blink | |
3601 | flags &= ~4; | |
3602 | } else if (p === 27) { | |
3603 | // not inverse | |
3604 | flags &= ~8; | |
3605 | } else if (p === 28) { | |
3606 | // not invisible | |
3607 | flags &= ~16; | |
3608 | } else if (p === 39) { | |
3609 | // reset fg | |
3610 | fg = (this.defAttr >> 9) & 0x1ff; | |
3611 | } else if (p === 49) { | |
3612 | // reset bg | |
3613 | bg = this.defAttr & 0x1ff; | |
3614 | } else if (p === 38) { | |
3615 | // fg color 256 | |
3616 | if (params[i + 1] === 2) { | |
3617 | i += 2; | |
3618 | fg = matchColor( | |
3619 | params[i] & 0xff, | |
3620 | params[i + 1] & 0xff, | |
3621 | params[i + 2] & 0xff); | |
3622 | if (fg === -1) fg = 0x1ff; | |
3623 | i += 2; | |
3624 | } else if (params[i + 1] === 5) { | |
3625 | i += 2; | |
3626 | p = params[i] & 0xff; | |
3627 | fg = p; | |
3628 | } | |
3629 | } else if (p === 48) { | |
3630 | // bg color 256 | |
3631 | if (params[i + 1] === 2) { | |
3632 | i += 2; | |
3633 | bg = matchColor( | |
3634 | params[i] & 0xff, | |
3635 | params[i + 1] & 0xff, | |
3636 | params[i + 2] & 0xff); | |
3637 | if (bg === -1) bg = 0x1ff; | |
3638 | i += 2; | |
3639 | } else if (params[i + 1] === 5) { | |
3640 | i += 2; | |
3641 | p = params[i] & 0xff; | |
3642 | bg = p; | |
3643 | } | |
3644 | } else if (p === 100) { | |
3645 | // reset fg/bg | |
3646 | fg = (this.defAttr >> 9) & 0x1ff; | |
3647 | bg = this.defAttr & 0x1ff; | |
3648 | } else { | |
3649 | this.error('Unknown SGR attribute: %d.', p); | |
3650 | } | |
3651 | } | |
3652 | ||
3653 | this.curAttr = (flags << 18) | (fg << 9) | bg; | |
3654 | }; | |
3655 | ||
12a150a4 | 3656 | |
7d904e45 | 3657 | /** |
12a150a4 PK |
3658 | * CSI Ps n Device Status Report (DSR). |
3659 | * Ps = 5 -> Status Report. Result (``OK'') is | |
3660 | * CSI 0 n | |
3661 | * Ps = 6 -> Report Cursor Position (CPR) [row;column]. | |
3662 | * Result is | |
3663 | * CSI r ; c R | |
3664 | * CSI ? Ps n | |
3665 | * Device Status Report (DSR, DEC-specific). | |
3666 | * Ps = 6 -> Report Cursor Position (CPR) [row;column] as CSI | |
3667 | * ? r ; c R (assumes page is zero). | |
3668 | * Ps = 1 5 -> Report Printer status as CSI ? 1 0 n (ready). | |
3669 | * or CSI ? 1 1 n (not ready). | |
3670 | * Ps = 2 5 -> Report UDK status as CSI ? 2 0 n (unlocked) | |
3671 | * or CSI ? 2 1 n (locked). | |
3672 | * Ps = 2 6 -> Report Keyboard status as | |
3673 | * CSI ? 2 7 ; 1 ; 0 ; 0 n (North American). | |
3674 | * The last two parameters apply to VT400 & up, and denote key- | |
3675 | * board ready and LK01 respectively. | |
3676 | * Ps = 5 3 -> Report Locator status as | |
3677 | * CSI ? 5 3 n Locator available, if compiled-in, or | |
3678 | * CSI ? 5 0 n No Locator, if not. | |
3679 | */ | |
3f455f90 PK |
3680 | Terminal.prototype.deviceStatus = function(params) { |
3681 | if (!this.prefix) { | |
3682 | switch (params[0]) { | |
3683 | case 5: | |
3684 | // status report | |
3685 | this.send('\x1b[0n'); | |
3686 | break; | |
3687 | case 6: | |
3688 | // cursor position | |
3689 | this.send('\x1b[' | |
3690 | + (this.y + 1) | |
3691 | + ';' | |
3692 | + (this.x + 1) | |
3693 | + 'R'); | |
3694 | break; | |
3695 | } | |
3696 | } else if (this.prefix === '?') { | |
3697 | // modern xterm doesnt seem to | |
3698 | // respond to any of these except ?6, 6, and 5 | |
3699 | switch (params[0]) { | |
3700 | case 6: | |
3701 | // cursor position | |
3702 | this.send('\x1b[?' | |
3703 | + (this.y + 1) | |
3704 | + ';' | |
3705 | + (this.x + 1) | |
3706 | + 'R'); | |
3707 | break; | |
3708 | case 15: | |
3709 | // no printer | |
3710 | // this.send('\x1b[?11n'); | |
3711 | break; | |
3712 | case 25: | |
3713 | // dont support user defined keys | |
3714 | // this.send('\x1b[?21n'); | |
3715 | break; | |
3716 | case 26: | |
3717 | // north american keyboard | |
3718 | // this.send('\x1b[?27;1;0;0n'); | |
3719 | break; | |
3720 | case 53: | |
3721 | // no dec locator/mouse | |
3722 | // this.send('\x1b[?50n'); | |
3723 | break; | |
3724 | } | |
3725 | } | |
3726 | }; | |
3727 | ||
12a150a4 | 3728 | |
3f455f90 PK |
3729 | /** |
3730 | * Additions | |
3731 | */ | |
3732 | ||
7d904e45 | 3733 | /** |
12a150a4 PK |
3734 | * CSI Ps @ |
3735 | * Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
3736 | */ | |
3f455f90 PK |
3737 | Terminal.prototype.insertChars = function(params) { |
3738 | var param, row, j, ch; | |
3739 | ||
3740 | param = params[0]; | |
3741 | if (param < 1) param = 1; | |
3742 | ||
3743 | row = this.y + this.ybase; | |
3744 | j = this.x; | |
4afa08da | 3745 | ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3746 | |
3747 | while (param-- && j < this.cols) { | |
3748 | this.lines[row].splice(j++, 0, ch); | |
3749 | this.lines[row].pop(); | |
3750 | } | |
3751 | }; | |
3752 | ||
7d904e45 | 3753 | /** |
12a150a4 PK |
3754 | * CSI Ps E |
3755 | * Cursor Next Line Ps Times (default = 1) (CNL). | |
3756 | * same as CSI Ps B ? | |
3757 | */ | |
3f455f90 PK |
3758 | Terminal.prototype.cursorNextLine = function(params) { |
3759 | var param = params[0]; | |
3760 | if (param < 1) param = 1; | |
3761 | this.y += param; | |
3762 | if (this.y >= this.rows) { | |
3763 | this.y = this.rows - 1; | |
3764 | } | |
3765 | this.x = 0; | |
3766 | }; | |
3767 | ||
12a150a4 | 3768 | |
7d904e45 | 3769 | /** |
12a150a4 PK |
3770 | * CSI Ps F |
3771 | * Cursor Preceding Line Ps Times (default = 1) (CNL). | |
3772 | * reuse CSI Ps A ? | |
3773 | */ | |
3f455f90 PK |
3774 | Terminal.prototype.cursorPrecedingLine = function(params) { |
3775 | var param = params[0]; | |
3776 | if (param < 1) param = 1; | |
3777 | this.y -= param; | |
3778 | if (this.y < 0) this.y = 0; | |
3779 | this.x = 0; | |
3780 | }; | |
3781 | ||
12a150a4 | 3782 | |
7d904e45 | 3783 | /** |
12a150a4 PK |
3784 | * CSI Ps G |
3785 | * Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
3786 | */ | |
3f455f90 PK |
3787 | Terminal.prototype.cursorCharAbsolute = function(params) { |
3788 | var param = params[0]; | |
3789 | if (param < 1) param = 1; | |
3790 | this.x = param - 1; | |
3791 | }; | |
3792 | ||
12a150a4 | 3793 | |
7d904e45 | 3794 | /** |
12a150a4 PK |
3795 | * CSI Ps L |
3796 | * Insert Ps Line(s) (default = 1) (IL). | |
3797 | */ | |
3f455f90 PK |
3798 | Terminal.prototype.insertLines = function(params) { |
3799 | var param, row, j; | |
3800 | ||
3801 | param = params[0]; | |
3802 | if (param < 1) param = 1; | |
3803 | row = this.y + this.ybase; | |
3804 | ||
3805 | j = this.rows - 1 - this.scrollBottom; | |
3806 | j = this.rows - 1 + this.ybase - j + 1; | |
3807 | ||
3808 | while (param--) { | |
3809 | // test: echo -e '\e[44m\e[1L\e[0m' | |
3810 | // blankLine(true) - xterm/linux behavior | |
3811 | this.lines.splice(row, 0, this.blankLine(true)); | |
3812 | this.lines.splice(j, 1); | |
3813 | } | |
3814 | ||
3815 | // this.maxRange(); | |
3816 | this.updateRange(this.y); | |
3817 | this.updateRange(this.scrollBottom); | |
3818 | }; | |
3819 | ||
12a150a4 | 3820 | |
7d904e45 | 3821 | /** |
12a150a4 PK |
3822 | * CSI Ps M |
3823 | * Delete Ps Line(s) (default = 1) (DL). | |
3824 | */ | |
3f455f90 PK |
3825 | Terminal.prototype.deleteLines = function(params) { |
3826 | var param, row, j; | |
3827 | ||
3828 | param = params[0]; | |
3829 | if (param < 1) param = 1; | |
3830 | row = this.y + this.ybase; | |
3831 | ||
3832 | j = this.rows - 1 - this.scrollBottom; | |
3833 | j = this.rows - 1 + this.ybase - j; | |
3834 | ||
3835 | while (param--) { | |
3836 | // test: echo -e '\e[44m\e[1M\e[0m' | |
3837 | // blankLine(true) - xterm/linux behavior | |
3838 | this.lines.splice(j + 1, 0, this.blankLine(true)); | |
3839 | this.lines.splice(row, 1); | |
3840 | } | |
3841 | ||
3842 | // this.maxRange(); | |
3843 | this.updateRange(this.y); | |
3844 | this.updateRange(this.scrollBottom); | |
3845 | }; | |
3846 | ||
12a150a4 | 3847 | |
7d904e45 | 3848 | /** |
12a150a4 PK |
3849 | * CSI Ps P |
3850 | * Delete Ps Character(s) (default = 1) (DCH). | |
3851 | */ | |
3f455f90 PK |
3852 | Terminal.prototype.deleteChars = function(params) { |
3853 | var param, row, ch; | |
3854 | ||
3855 | param = params[0]; | |
3856 | if (param < 1) param = 1; | |
3857 | ||
3858 | row = this.y + this.ybase; | |
4afa08da | 3859 | ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3860 | |
3861 | while (param--) { | |
3862 | this.lines[row].splice(this.x, 1); | |
3863 | this.lines[row].push(ch); | |
3864 | } | |
3865 | }; | |
3866 | ||
7d904e45 | 3867 | /** |
12a150a4 PK |
3868 | * CSI Ps X |
3869 | * Erase Ps Character(s) (default = 1) (ECH). | |
3870 | */ | |
3f455f90 PK |
3871 | Terminal.prototype.eraseChars = function(params) { |
3872 | var param, row, j, ch; | |
3873 | ||
3874 | param = params[0]; | |
3875 | if (param < 1) param = 1; | |
3876 | ||
3877 | row = this.y + this.ybase; | |
3878 | j = this.x; | |
4afa08da | 3879 | ch = [this.eraseAttr(), ' ', 1]; // xterm |
3f455f90 PK |
3880 | |
3881 | while (param-- && j < this.cols) { | |
3882 | this.lines[row][j++] = ch; | |
3883 | } | |
3884 | }; | |
3885 | ||
7d904e45 | 3886 | /** |
12a150a4 PK |
3887 | * CSI Pm ` Character Position Absolute |
3888 | * [column] (default = [row,1]) (HPA). | |
3889 | */ | |
3f455f90 PK |
3890 | Terminal.prototype.charPosAbsolute = function(params) { |
3891 | var param = params[0]; | |
3892 | if (param < 1) param = 1; | |
3893 | this.x = param - 1; | |
3894 | if (this.x >= this.cols) { | |
3895 | this.x = this.cols - 1; | |
3896 | } | |
3897 | }; | |
3898 | ||
12a150a4 | 3899 | |
7d904e45 | 3900 | /** |
12a150a4 PK |
3901 | * 141 61 a * HPR - |
3902 | * Horizontal Position Relative | |
3903 | * reuse CSI Ps C ? | |
3904 | */ | |
3f455f90 PK |
3905 | Terminal.prototype.HPositionRelative = function(params) { |
3906 | var param = params[0]; | |
3907 | if (param < 1) param = 1; | |
3908 | this.x += param; | |
3909 | if (this.x >= this.cols) { | |
3910 | this.x = this.cols - 1; | |
3911 | } | |
3912 | }; | |
3913 | ||
12a150a4 | 3914 | |
7d904e45 | 3915 | /** |
12a150a4 PK |
3916 | * CSI Ps c Send Device Attributes (Primary DA). |
3917 | * Ps = 0 or omitted -> request attributes from terminal. The | |
3918 | * response depends on the decTerminalID resource setting. | |
3919 | * -> CSI ? 1 ; 2 c (``VT100 with Advanced Video Option'') | |
3920 | * -> CSI ? 1 ; 0 c (``VT101 with No Options'') | |
3921 | * -> CSI ? 6 c (``VT102'') | |
3922 | * -> CSI ? 6 0 ; 1 ; 2 ; 6 ; 8 ; 9 ; 1 5 ; c (``VT220'') | |
3923 | * The VT100-style response parameters do not mean anything by | |
3924 | * themselves. VT220 parameters do, telling the host what fea- | |
3925 | * tures the terminal supports: | |
3926 | * Ps = 1 -> 132-columns. | |
3927 | * Ps = 2 -> Printer. | |
3928 | * Ps = 6 -> Selective erase. | |
3929 | * Ps = 8 -> User-defined keys. | |
3930 | * Ps = 9 -> National replacement character sets. | |
3931 | * Ps = 1 5 -> Technical characters. | |
3932 | * Ps = 2 2 -> ANSI color, e.g., VT525. | |
3933 | * Ps = 2 9 -> ANSI text locator (i.e., DEC Locator mode). | |
3934 | * CSI > Ps c | |
3935 | * Send Device Attributes (Secondary DA). | |
3936 | * Ps = 0 or omitted -> request the terminal's identification | |
3937 | * code. The response depends on the decTerminalID resource set- | |
3938 | * ting. It should apply only to VT220 and up, but xterm extends | |
3939 | * this to VT100. | |
3940 | * -> CSI > Pp ; Pv ; Pc c | |
3941 | * where Pp denotes the terminal type | |
3942 | * Pp = 0 -> ``VT100''. | |
3943 | * Pp = 1 -> ``VT220''. | |
3944 | * and Pv is the firmware version (for xterm, this was originally | |
3945 | * the XFree86 patch number, starting with 95). In a DEC termi- | |
3946 | * nal, Pc indicates the ROM cartridge registration number and is | |
3947 | * always zero. | |
3948 | * More information: | |
3949 | * xterm/charproc.c - line 2012, for more information. | |
3950 | * vim responds with ^[[?0c or ^[[?1c after the terminal's response (?) | |
3951 | */ | |
3f455f90 PK |
3952 | Terminal.prototype.sendDeviceAttributes = function(params) { |
3953 | if (params[0] > 0) return; | |
3954 | ||
3955 | if (!this.prefix) { | |
3956 | if (this.is('xterm') | |
3957 | || this.is('rxvt-unicode') | |
3958 | || this.is('screen')) { | |
3959 | this.send('\x1b[?1;2c'); | |
3960 | } else if (this.is('linux')) { | |
3961 | this.send('\x1b[?6c'); | |
3962 | } | |
3963 | } else if (this.prefix === '>') { | |
3964 | // xterm and urxvt | |
3965 | // seem to spit this | |
3966 | // out around ~370 times (?). | |
3967 | if (this.is('xterm')) { | |
3968 | this.send('\x1b[>0;276;0c'); | |
3969 | } else if (this.is('rxvt-unicode')) { | |
3970 | this.send('\x1b[>85;95;0c'); | |
3971 | } else if (this.is('linux')) { | |
3972 | // not supported by linux console. | |
3973 | // linux console echoes parameters. | |
3974 | this.send(params[0] + 'c'); | |
3975 | } else if (this.is('screen')) { | |
3976 | this.send('\x1b[>83;40003;0c'); | |
3977 | } | |
3978 | } | |
3979 | }; | |
3980 | ||
12a150a4 | 3981 | |
7d904e45 | 3982 | /** |
12a150a4 PK |
3983 | * CSI Pm d |
3984 | * Line Position Absolute [row] (default = [1,column]) (VPA). | |
3985 | */ | |
3f455f90 PK |
3986 | Terminal.prototype.linePosAbsolute = function(params) { |
3987 | var param = params[0]; | |
3988 | if (param < 1) param = 1; | |
3989 | this.y = param - 1; | |
3990 | if (this.y >= this.rows) { | |
3991 | this.y = this.rows - 1; | |
3992 | } | |
3993 | }; | |
3994 | ||
12a150a4 | 3995 | |
7d904e45 | 3996 | /** |
12a150a4 PK |
3997 | * 145 65 e * VPR - Vertical Position Relative |
3998 | * reuse CSI Ps B ? | |
3999 | */ | |
3f455f90 PK |
4000 | Terminal.prototype.VPositionRelative = function(params) { |
4001 | var param = params[0]; | |
4002 | if (param < 1) param = 1; | |
4003 | this.y += param; | |
4004 | if (this.y >= this.rows) { | |
4005 | this.y = this.rows - 1; | |
4006 | } | |
4007 | }; | |
4008 | ||
12a150a4 | 4009 | |
7d904e45 | 4010 | /** |
12a150a4 PK |
4011 | * CSI Ps ; Ps f |
4012 | * Horizontal and Vertical Position [row;column] (default = | |
4013 | * [1,1]) (HVP). | |
4014 | */ | |
3f455f90 PK |
4015 | Terminal.prototype.HVPosition = function(params) { |
4016 | if (params[0] < 1) params[0] = 1; | |
4017 | if (params[1] < 1) params[1] = 1; | |
4018 | ||
4019 | this.y = params[0] - 1; | |
4020 | if (this.y >= this.rows) { | |
4021 | this.y = this.rows - 1; | |
4022 | } | |
4023 | ||
4024 | this.x = params[1] - 1; | |
4025 | if (this.x >= this.cols) { | |
4026 | this.x = this.cols - 1; | |
4027 | } | |
4028 | }; | |
4029 | ||
12a150a4 | 4030 | |
7d904e45 | 4031 | /** |
12a150a4 PK |
4032 | * CSI Pm h Set Mode (SM). |
4033 | * Ps = 2 -> Keyboard Action Mode (AM). | |
4034 | * Ps = 4 -> Insert Mode (IRM). | |
4035 | * Ps = 1 2 -> Send/receive (SRM). | |
4036 | * Ps = 2 0 -> Automatic Newline (LNM). | |
4037 | * CSI ? Pm h | |
4038 | * DEC Private Mode Set (DECSET). | |
4039 | * Ps = 1 -> Application Cursor Keys (DECCKM). | |
4040 | * Ps = 2 -> Designate USASCII for character sets G0-G3 | |
4041 | * (DECANM), and set VT100 mode. | |
4042 | * Ps = 3 -> 132 Column Mode (DECCOLM). | |
4043 | * Ps = 4 -> Smooth (Slow) Scroll (DECSCLM). | |
4044 | * Ps = 5 -> Reverse Video (DECSCNM). | |
4045 | * Ps = 6 -> Origin Mode (DECOM). | |
4046 | * Ps = 7 -> Wraparound Mode (DECAWM). | |
4047 | * Ps = 8 -> Auto-repeat Keys (DECARM). | |
4048 | * Ps = 9 -> Send Mouse X & Y on button press. See the sec- | |
4049 | * tion Mouse Tracking. | |
4050 | * Ps = 1 0 -> Show toolbar (rxvt). | |
4051 | * Ps = 1 2 -> Start Blinking Cursor (att610). | |
4052 | * Ps = 1 8 -> Print form feed (DECPFF). | |
4053 | * Ps = 1 9 -> Set print extent to full screen (DECPEX). | |
4054 | * Ps = 2 5 -> Show Cursor (DECTCEM). | |
4055 | * Ps = 3 0 -> Show scrollbar (rxvt). | |
4056 | * Ps = 3 5 -> Enable font-shifting functions (rxvt). | |
4057 | * Ps = 3 8 -> Enter Tektronix Mode (DECTEK). | |
4058 | * Ps = 4 0 -> Allow 80 -> 132 Mode. | |
4059 | * Ps = 4 1 -> more(1) fix (see curses resource). | |
4060 | * Ps = 4 2 -> Enable Nation Replacement Character sets (DECN- | |
4061 | * RCM). | |
4062 | * Ps = 4 4 -> Turn On Margin Bell. | |
4063 | * Ps = 4 5 -> Reverse-wraparound Mode. | |
4064 | * Ps = 4 6 -> Start Logging. This is normally disabled by a | |
4065 | * compile-time option. | |
4066 | * Ps = 4 7 -> Use Alternate Screen Buffer. (This may be dis- | |
4067 | * abled by the titeInhibit resource). | |
4068 | * Ps = 6 6 -> Application keypad (DECNKM). | |
4069 | * Ps = 6 7 -> Backarrow key sends backspace (DECBKM). | |
4070 | * Ps = 1 0 0 0 -> Send Mouse X & Y on button press and | |
4071 | * release. See the section Mouse Tracking. | |
4072 | * Ps = 1 0 0 1 -> Use Hilite Mouse Tracking. | |
4073 | * Ps = 1 0 0 2 -> Use Cell Motion Mouse Tracking. | |
4074 | * Ps = 1 0 0 3 -> Use All Motion Mouse Tracking. | |
4075 | * Ps = 1 0 0 4 -> Send FocusIn/FocusOut events. | |
4076 | * Ps = 1 0 0 5 -> Enable Extended Mouse Mode. | |
4077 | * Ps = 1 0 1 0 -> Scroll to bottom on tty output (rxvt). | |
4078 | * Ps = 1 0 1 1 -> Scroll to bottom on key press (rxvt). | |
4079 | * Ps = 1 0 3 4 -> Interpret "meta" key, sets eighth bit. | |
4080 | * (enables the eightBitInput resource). | |
4081 | * Ps = 1 0 3 5 -> Enable special modifiers for Alt and Num- | |
4082 | * Lock keys. (This enables the numLock resource). | |
4083 | * Ps = 1 0 3 6 -> Send ESC when Meta modifies a key. (This | |
4084 | * enables the metaSendsEscape resource). | |
4085 | * Ps = 1 0 3 7 -> Send DEL from the editing-keypad Delete | |
4086 | * key. | |
4087 | * Ps = 1 0 3 9 -> Send ESC when Alt modifies a key. (This | |
4088 | * enables the altSendsEscape resource). | |
4089 | * Ps = 1 0 4 0 -> Keep selection even if not highlighted. | |
4090 | * (This enables the keepSelection resource). | |
4091 | * Ps = 1 0 4 1 -> Use the CLIPBOARD selection. (This enables | |
4092 | * the selectToClipboard resource). | |
4093 | * Ps = 1 0 4 2 -> Enable Urgency window manager hint when | |
4094 | * Control-G is received. (This enables the bellIsUrgent | |
4095 | * resource). | |
4096 | * Ps = 1 0 4 3 -> Enable raising of the window when Control-G | |
4097 | * is received. (enables the popOnBell resource). | |
4098 | * Ps = 1 0 4 7 -> Use Alternate Screen Buffer. (This may be | |
4099 | * disabled by the titeInhibit resource). | |
4100 | * Ps = 1 0 4 8 -> Save cursor as in DECSC. (This may be dis- | |
4101 | * abled by the titeInhibit resource). | |
4102 | * Ps = 1 0 4 9 -> Save cursor as in DECSC and use Alternate | |
4103 | * Screen Buffer, clearing it first. (This may be disabled by | |
4104 | * the titeInhibit resource). This combines the effects of the 1 | |
4105 | * 0 4 7 and 1 0 4 8 modes. Use this with terminfo-based | |
4106 | * applications rather than the 4 7 mode. | |
4107 | * Ps = 1 0 5 0 -> Set terminfo/termcap function-key mode. | |
4108 | * Ps = 1 0 5 1 -> Set Sun function-key mode. | |
4109 | * Ps = 1 0 5 2 -> Set HP function-key mode. | |
4110 | * Ps = 1 0 5 3 -> Set SCO function-key mode. | |
4111 | * Ps = 1 0 6 0 -> Set legacy keyboard emulation (X11R6). | |
4112 | * Ps = 1 0 6 1 -> Set VT220 keyboard emulation. | |
4113 | * Ps = 2 0 0 4 -> Set bracketed paste mode. | |
4114 | * Modes: | |
4115 | * http: *vt100.net/docs/vt220-rm/chapter4.html | |
4116 | */ | |
3f455f90 PK |
4117 | Terminal.prototype.setMode = function(params) { |
4118 | if (typeof params === 'object') { | |
4119 | var l = params.length | |
4120 | , i = 0; | |
4121 | ||
4122 | for (; i < l; i++) { | |
4123 | this.setMode(params[i]); | |
4124 | } | |
4125 | ||
4126 | return; | |
4127 | } | |
4128 | ||
4129 | if (!this.prefix) { | |
4130 | switch (params) { | |
4131 | case 4: | |
4132 | this.insertMode = true; | |
4133 | break; | |
4134 | case 20: | |
4135 | //this.convertEol = true; | |
4136 | break; | |
4137 | } | |
4138 | } else if (this.prefix === '?') { | |
4139 | switch (params) { | |
4140 | case 1: | |
4141 | this.applicationCursor = true; | |
4142 | break; | |
4143 | case 2: | |
4144 | this.setgCharset(0, Terminal.charsets.US); | |
4145 | this.setgCharset(1, Terminal.charsets.US); | |
4146 | this.setgCharset(2, Terminal.charsets.US); | |
4147 | this.setgCharset(3, Terminal.charsets.US); | |
4148 | // set VT100 mode here | |
4149 | break; | |
4150 | case 3: // 132 col mode | |
4151 | this.savedCols = this.cols; | |
4152 | this.resize(132, this.rows); | |
4153 | break; | |
4154 | case 6: | |
4155 | this.originMode = true; | |
4156 | break; | |
4157 | case 7: | |
4158 | this.wraparoundMode = true; | |
4159 | break; | |
4160 | case 12: | |
4161 | // this.cursorBlink = true; | |
4162 | break; | |
4163 | case 66: | |
4164 | this.log('Serial port requested application keypad.'); | |
4165 | this.applicationKeypad = true; | |
4166 | break; | |
4167 | case 9: // X10 Mouse | |
4168 | // no release, no motion, no wheel, no modifiers. | |
4169 | case 1000: // vt200 mouse | |
4170 | // no motion. | |
4171 | // no modifiers, except control on the wheel. | |
4172 | case 1002: // button event mouse | |
4173 | case 1003: // any event mouse | |
4174 | // any event - sends motion events, | |
4175 | // even if there is no button held down. | |
4176 | this.x10Mouse = params === 9; | |
4177 | this.vt200Mouse = params === 1000; | |
4178 | this.normalMouse = params > 1000; | |
4179 | this.mouseEvents = true; | |
4180 | this.element.style.cursor = 'default'; | |
4181 | this.log('Binding to mouse events.'); | |
4182 | break; | |
4183 | case 1004: // send focusin/focusout events | |
4184 | // focusin: ^[[I | |
4185 | // focusout: ^[[O | |
4186 | this.sendFocus = true; | |
4187 | break; | |
4188 | case 1005: // utf8 ext mode mouse | |
4189 | this.utfMouse = true; | |
4190 | // for wide terminals | |
4191 | // simply encodes large values as utf8 characters | |
4192 | break; | |
4193 | case 1006: // sgr ext mode mouse | |
4194 | this.sgrMouse = true; | |
4195 | // for wide terminals | |
4196 | // does not add 32 to fields | |
4197 | // press: ^[[<b;x;yM | |
4198 | // release: ^[[<b;x;ym | |
4199 | break; | |
4200 | case 1015: // urxvt ext mode mouse | |
4201 | this.urxvtMouse = true; | |
4202 | // for wide terminals | |
4203 | // numbers for fields | |
4204 | // press: ^[[b;x;yM | |
4205 | // motion: ^[[b;x;yT | |
4206 | break; | |
4207 | case 25: // show cursor | |
4208 | this.cursorHidden = false; | |
4209 | break; | |
4210 | case 1049: // alt screen buffer cursor | |
4211 | //this.saveCursor(); | |
4212 | ; // FALL-THROUGH | |
4213 | case 47: // alt screen buffer | |
4214 | case 1047: // alt screen buffer | |
4215 | if (!this.normal) { | |
4216 | var normal = { | |
4217 | lines: this.lines, | |
4218 | ybase: this.ybase, | |
4219 | ydisp: this.ydisp, | |
4220 | x: this.x, | |
4221 | y: this.y, | |
4222 | scrollTop: this.scrollTop, | |
4223 | scrollBottom: this.scrollBottom, | |
4224 | tabs: this.tabs | |
4225 | // XXX save charset(s) here? | |
4226 | // charset: this.charset, | |
4227 | // glevel: this.glevel, | |
4228 | // charsets: this.charsets | |
4229 | }; | |
4230 | this.reset(); | |
4231 | this.normal = normal; | |
4232 | this.showCursor(); | |
4233 | } | |
4234 | break; | |
4235 | } | |
4236 | } | |
4237 | }; | |
4238 | ||
7d904e45 | 4239 | /** |
12a150a4 PK |
4240 | * CSI Pm l Reset Mode (RM). |
4241 | * Ps = 2 -> Keyboard Action Mode (AM). | |
4242 | * Ps = 4 -> Replace Mode (IRM). | |
4243 | * Ps = 1 2 -> Send/receive (SRM). | |
4244 | * Ps = 2 0 -> Normal Linefeed (LNM). | |
4245 | * CSI ? Pm l | |
4246 | * DEC Private Mode Reset (DECRST). | |
4247 | * Ps = 1 -> Normal Cursor Keys (DECCKM). | |
4248 | * Ps = 2 -> Designate VT52 mode (DECANM). | |
4249 | * Ps = 3 -> 80 Column Mode (DECCOLM). | |
4250 | * Ps = 4 -> Jump (Fast) Scroll (DECSCLM). | |
4251 | * Ps = 5 -> Normal Video (DECSCNM). | |
4252 | * Ps = 6 -> Normal Cursor Mode (DECOM). | |
4253 | * Ps = 7 -> No Wraparound Mode (DECAWM). | |
4254 | * Ps = 8 -> No Auto-repeat Keys (DECARM). | |
4255 | * Ps = 9 -> Don't send Mouse X & Y on button press. | |
4256 | * Ps = 1 0 -> Hide toolbar (rxvt). | |
4257 | * Ps = 1 2 -> Stop Blinking Cursor (att610). | |
4258 | * Ps = 1 8 -> Don't print form feed (DECPFF). | |
4259 | * Ps = 1 9 -> Limit print to scrolling region (DECPEX). | |
4260 | * Ps = 2 5 -> Hide Cursor (DECTCEM). | |
4261 | * Ps = 3 0 -> Don't show scrollbar (rxvt). | |
4262 | * Ps = 3 5 -> Disable font-shifting functions (rxvt). | |
4263 | * Ps = 4 0 -> Disallow 80 -> 132 Mode. | |
4264 | * Ps = 4 1 -> No more(1) fix (see curses resource). | |
4265 | * Ps = 4 2 -> Disable Nation Replacement Character sets (DEC- | |
4266 | * NRCM). | |
4267 | * Ps = 4 4 -> Turn Off Margin Bell. | |
4268 | * Ps = 4 5 -> No Reverse-wraparound Mode. | |
4269 | * Ps = 4 6 -> Stop Logging. (This is normally disabled by a | |
4270 | * compile-time option). | |
4271 | * Ps = 4 7 -> Use Normal Screen Buffer. | |
4272 | * Ps = 6 6 -> Numeric keypad (DECNKM). | |
4273 | * Ps = 6 7 -> Backarrow key sends delete (DECBKM). | |
4274 | * Ps = 1 0 0 0 -> Don't send Mouse X & Y on button press and | |
4275 | * release. See the section Mouse Tracking. | |
4276 | * Ps = 1 0 0 1 -> Don't use Hilite Mouse Tracking. | |
4277 | * Ps = 1 0 0 2 -> Don't use Cell Motion Mouse Tracking. | |
4278 | * Ps = 1 0 0 3 -> Don't use All Motion Mouse Tracking. | |
4279 | * Ps = 1 0 0 4 -> Don't send FocusIn/FocusOut events. | |
4280 | * Ps = 1 0 0 5 -> Disable Extended Mouse Mode. | |
4281 | * Ps = 1 0 1 0 -> Don't scroll to bottom on tty output | |
4282 | * (rxvt). | |
4283 | * Ps = 1 0 1 1 -> Don't scroll to bottom on key press (rxvt). | |
4284 | * Ps = 1 0 3 4 -> Don't interpret "meta" key. (This disables | |
4285 | * the eightBitInput resource). | |
4286 | * Ps = 1 0 3 5 -> Disable special modifiers for Alt and Num- | |
4287 | * Lock keys. (This disables the numLock resource). | |
4288 | * Ps = 1 0 3 6 -> Don't send ESC when Meta modifies a key. | |
4289 | * (This disables the metaSendsEscape resource). | |
4290 | * Ps = 1 0 3 7 -> Send VT220 Remove from the editing-keypad | |
4291 | * Delete key. | |
4292 | * Ps = 1 0 3 9 -> Don't send ESC when Alt modifies a key. | |
4293 | * (This disables the altSendsEscape resource). | |
4294 | * Ps = 1 0 4 0 -> Do not keep selection when not highlighted. | |
4295 | * (This disables the keepSelection resource). | |
4296 | * Ps = 1 0 4 1 -> Use the PRIMARY selection. (This disables | |
4297 | * the selectToClipboard resource). | |
4298 | * Ps = 1 0 4 2 -> Disable Urgency window manager hint when | |
4299 | * Control-G is received. (This disables the bellIsUrgent | |
4300 | * resource). | |
4301 | * Ps = 1 0 4 3 -> Disable raising of the window when Control- | |
4302 | * G is received. (This disables the popOnBell resource). | |
4303 | * Ps = 1 0 4 7 -> Use Normal Screen Buffer, clearing screen | |
4304 | * first if in the Alternate Screen. (This may be disabled by | |
4305 | * the titeInhibit resource). | |
4306 | * Ps = 1 0 4 8 -> Restore cursor as in DECRC. (This may be | |
4307 | * disabled by the titeInhibit resource). | |
4308 | * Ps = 1 0 4 9 -> Use Normal Screen Buffer and restore cursor | |
4309 | * as in DECRC. (This may be disabled by the titeInhibit | |
4310 | * resource). This combines the effects of the 1 0 4 7 and 1 0 | |
4311 | * 4 8 modes. Use this with terminfo-based applications rather | |
4312 | * than the 4 7 mode. | |
4313 | * Ps = 1 0 5 0 -> Reset terminfo/termcap function-key mode. | |
4314 | * Ps = 1 0 5 1 -> Reset Sun function-key mode. | |
4315 | * Ps = 1 0 5 2 -> Reset HP function-key mode. | |
4316 | * Ps = 1 0 5 3 -> Reset SCO function-key mode. | |
4317 | * Ps = 1 0 6 0 -> Reset legacy keyboard emulation (X11R6). | |
4318 | * Ps = 1 0 6 1 -> Reset keyboard emulation to Sun/PC style. | |
4319 | * Ps = 2 0 0 4 -> Reset bracketed paste mode. | |
4320 | */ | |
3f455f90 PK |
4321 | Terminal.prototype.resetMode = function(params) { |
4322 | if (typeof params === 'object') { | |
4323 | var l = params.length | |
4324 | , i = 0; | |
4325 | ||
4326 | for (; i < l; i++) { | |
4327 | this.resetMode(params[i]); | |
4328 | } | |
4329 | ||
4330 | return; | |
4331 | } | |
4332 | ||
4333 | if (!this.prefix) { | |
4334 | switch (params) { | |
4335 | case 4: | |
4336 | this.insertMode = false; | |
4337 | break; | |
4338 | case 20: | |
4339 | //this.convertEol = false; | |
4340 | break; | |
4341 | } | |
4342 | } else if (this.prefix === '?') { | |
4343 | switch (params) { | |
4344 | case 1: | |
4345 | this.applicationCursor = false; | |
4346 | break; | |
4347 | case 3: | |
4348 | if (this.cols === 132 && this.savedCols) { | |
4349 | this.resize(this.savedCols, this.rows); | |
4350 | } | |
4351 | delete this.savedCols; | |
4352 | break; | |
4353 | case 6: | |
4354 | this.originMode = false; | |
4355 | break; | |
4356 | case 7: | |
4357 | this.wraparoundMode = false; | |
4358 | break; | |
4359 | case 12: | |
4360 | // this.cursorBlink = false; | |
4361 | break; | |
4362 | case 66: | |
4363 | this.log('Switching back to normal keypad.'); | |
4364 | this.applicationKeypad = false; | |
4365 | break; | |
4366 | case 9: // X10 Mouse | |
4367 | case 1000: // vt200 mouse | |
4368 | case 1002: // button event mouse | |
4369 | case 1003: // any event mouse | |
4370 | this.x10Mouse = false; | |
4371 | this.vt200Mouse = false; | |
4372 | this.normalMouse = false; | |
4373 | this.mouseEvents = false; | |
4374 | this.element.style.cursor = ''; | |
4375 | break; | |
4376 | case 1004: // send focusin/focusout events | |
4377 | this.sendFocus = false; | |
4378 | break; | |
4379 | case 1005: // utf8 ext mode mouse | |
4380 | this.utfMouse = false; | |
4381 | break; | |
4382 | case 1006: // sgr ext mode mouse | |
4383 | this.sgrMouse = false; | |
4384 | break; | |
4385 | case 1015: // urxvt ext mode mouse | |
4386 | this.urxvtMouse = false; | |
4387 | break; | |
4388 | case 25: // hide cursor | |
4389 | this.cursorHidden = true; | |
4390 | break; | |
4391 | case 1049: // alt screen buffer cursor | |
4392 | ; // FALL-THROUGH | |
4393 | case 47: // normal screen buffer | |
4394 | case 1047: // normal screen buffer - clearing it first | |
4395 | if (this.normal) { | |
4396 | this.lines = this.normal.lines; | |
4397 | this.ybase = this.normal.ybase; | |
4398 | this.ydisp = this.normal.ydisp; | |
4399 | this.x = this.normal.x; | |
4400 | this.y = this.normal.y; | |
4401 | this.scrollTop = this.normal.scrollTop; | |
4402 | this.scrollBottom = this.normal.scrollBottom; | |
4403 | this.tabs = this.normal.tabs; | |
4404 | this.normal = null; | |
4405 | // if (params === 1049) { | |
4406 | // this.x = this.savedX; | |
4407 | // this.y = this.savedY; | |
4408 | // } | |
4409 | this.refresh(0, this.rows - 1); | |
4410 | this.showCursor(); | |
4411 | } | |
4412 | break; | |
4413 | } | |
4414 | } | |
4415 | }; | |
4416 | ||
12a150a4 | 4417 | |
7d904e45 | 4418 | /** |
12a150a4 PK |
4419 | * CSI Ps ; Ps r |
4420 | * Set Scrolling Region [top;bottom] (default = full size of win- | |
4421 | * dow) (DECSTBM). | |
4422 | * CSI ? Pm r | |
4423 | */ | |
3f455f90 PK |
4424 | Terminal.prototype.setScrollRegion = function(params) { |
4425 | if (this.prefix) return; | |
4426 | this.scrollTop = (params[0] || 1) - 1; | |
4427 | this.scrollBottom = (params[1] || this.rows) - 1; | |
4428 | this.x = 0; | |
4429 | this.y = 0; | |
4430 | }; | |
4431 | ||
12a150a4 | 4432 | |
7d904e45 | 4433 | /** |
12a150a4 PK |
4434 | * CSI s |
4435 | * Save cursor (ANSI.SYS). | |
4436 | */ | |
3f455f90 PK |
4437 | Terminal.prototype.saveCursor = function(params) { |
4438 | this.savedX = this.x; | |
4439 | this.savedY = this.y; | |
4440 | }; | |
4441 | ||
12a150a4 | 4442 | |
7d904e45 | 4443 | /** |
12a150a4 PK |
4444 | * CSI u |
4445 | * Restore cursor (ANSI.SYS). | |
4446 | */ | |
3f455f90 PK |
4447 | Terminal.prototype.restoreCursor = function(params) { |
4448 | this.x = this.savedX || 0; | |
4449 | this.y = this.savedY || 0; | |
4450 | }; | |
4451 | ||
12a150a4 | 4452 | |
3f455f90 PK |
4453 | /** |
4454 | * Lesser Used | |
4455 | */ | |
4456 | ||
7d904e45 | 4457 | /** |
12a150a4 PK |
4458 | * CSI Ps I |
4459 | * Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
4460 | */ | |
3f455f90 PK |
4461 | Terminal.prototype.cursorForwardTab = function(params) { |
4462 | var param = params[0] || 1; | |
4463 | while (param--) { | |
4464 | this.x = this.nextStop(); | |
4465 | } | |
4466 | }; | |
4467 | ||
12a150a4 PK |
4468 | |
4469 | /** | |
4470 | * CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
4471 | */ | |
3f455f90 PK |
4472 | Terminal.prototype.scrollUp = function(params) { |
4473 | var param = params[0] || 1; | |
4474 | while (param--) { | |
4475 | this.lines.splice(this.ybase + this.scrollTop, 1); | |
4476 | this.lines.splice(this.ybase + this.scrollBottom, 0, this.blankLine()); | |
4477 | } | |
4478 | // this.maxRange(); | |
4479 | this.updateRange(this.scrollTop); | |
4480 | this.updateRange(this.scrollBottom); | |
4481 | }; | |
4482 | ||
12a150a4 | 4483 | |
7d904e45 | 4484 | /** |
12a150a4 PK |
4485 | * CSI Ps T Scroll down Ps lines (default = 1) (SD). |
4486 | */ | |
3f455f90 PK |
4487 | Terminal.prototype.scrollDown = function(params) { |
4488 | var param = params[0] || 1; | |
4489 | while (param--) { | |
4490 | this.lines.splice(this.ybase + this.scrollBottom, 1); | |
4491 | this.lines.splice(this.ybase + this.scrollTop, 0, this.blankLine()); | |
4492 | } | |
4493 | // this.maxRange(); | |
4494 | this.updateRange(this.scrollTop); | |
4495 | this.updateRange(this.scrollBottom); | |
4496 | }; | |
4497 | ||
12a150a4 | 4498 | |
7d904e45 | 4499 | /** |
12a150a4 PK |
4500 | * CSI Ps ; Ps ; Ps ; Ps ; Ps T |
4501 | * Initiate highlight mouse tracking. Parameters are | |
4502 | * [func;startx;starty;firstrow;lastrow]. See the section Mouse | |
4503 | * Tracking. | |
4504 | */ | |
3f455f90 PK |
4505 | Terminal.prototype.initMouseTracking = function(params) { |
4506 | // Relevant: DECSET 1001 | |
4507 | }; | |
4508 | ||
12a150a4 | 4509 | |
7d904e45 | 4510 | /** |
12a150a4 PK |
4511 | * CSI > Ps; Ps T |
4512 | * Reset one or more features of the title modes to the default | |
4513 | * value. Normally, "reset" disables the feature. It is possi- | |
4514 | * ble to disable the ability to reset features by compiling a | |
4515 | * different default for the title modes into xterm. | |
4516 | * Ps = 0 -> Do not set window/icon labels using hexadecimal. | |
4517 | * Ps = 1 -> Do not query window/icon labels using hexadeci- | |
4518 | * mal. | |
4519 | * Ps = 2 -> Do not set window/icon labels using UTF-8. | |
4520 | * Ps = 3 -> Do not query window/icon labels using UTF-8. | |
4521 | * (See discussion of "Title Modes"). | |
4522 | */ | |
3f455f90 PK |
4523 | Terminal.prototype.resetTitleModes = function(params) { |
4524 | ; | |
4525 | }; | |
4526 | ||
12a150a4 | 4527 | |
7d904e45 | 4528 | /** |
12a150a4 PK |
4529 | * CSI Ps Z Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). |
4530 | */ | |
3f455f90 PK |
4531 | Terminal.prototype.cursorBackwardTab = function(params) { |
4532 | var param = params[0] || 1; | |
4533 | while (param--) { | |
4534 | this.x = this.prevStop(); | |
4535 | } | |
4536 | }; | |
4537 | ||
12a150a4 | 4538 | |
7d904e45 | 4539 | /** |
12a150a4 PK |
4540 | * CSI Ps b Repeat the preceding graphic character Ps times (REP). |
4541 | */ | |
3f455f90 PK |
4542 | Terminal.prototype.repeatPrecedingCharacter = function(params) { |
4543 | var param = params[0] || 1 | |
4544 | , line = this.lines[this.ybase + this.y] | |
4afa08da | 4545 | , ch = line[this.x - 1] || [this.defAttr, ' ', 1]; |
3f455f90 PK |
4546 | |
4547 | while (param--) line[this.x++] = ch; | |
4548 | }; | |
4549 | ||
12a150a4 | 4550 | |
7d904e45 | 4551 | /** |
12a150a4 PK |
4552 | * CSI Ps g Tab Clear (TBC). |
4553 | * Ps = 0 -> Clear Current Column (default). | |
4554 | * Ps = 3 -> Clear All. | |
4555 | * Potentially: | |
4556 | * Ps = 2 -> Clear Stops on Line. | |
4557 | * http://vt100.net/annarbor/aaa-ug/section6.html | |
4558 | */ | |
3f455f90 PK |
4559 | Terminal.prototype.tabClear = function(params) { |
4560 | var param = params[0]; | |
4561 | if (param <= 0) { | |
4562 | delete this.tabs[this.x]; | |
4563 | } else if (param === 3) { | |
4564 | this.tabs = {}; | |
4565 | } | |
4566 | }; | |
4567 | ||
12a150a4 | 4568 | |
7d904e45 | 4569 | /** |
12a150a4 PK |
4570 | * CSI Pm i Media Copy (MC). |
4571 | * Ps = 0 -> Print screen (default). | |
4572 | * Ps = 4 -> Turn off printer controller mode. | |
4573 | * Ps = 5 -> Turn on printer controller mode. | |
4574 | * CSI ? Pm i | |
4575 | * Media Copy (MC, DEC-specific). | |
4576 | * Ps = 1 -> Print line containing cursor. | |
4577 | * Ps = 4 -> Turn off autoprint mode. | |
4578 | * Ps = 5 -> Turn on autoprint mode. | |
4579 | * Ps = 1 0 -> Print composed display, ignores DECPEX. | |
4580 | * Ps = 1 1 -> Print all pages. | |
4581 | */ | |
3f455f90 PK |
4582 | Terminal.prototype.mediaCopy = function(params) { |
4583 | ; | |
4584 | }; | |
4585 | ||
12a150a4 | 4586 | |
7d904e45 | 4587 | /** |
12a150a4 PK |
4588 | * CSI > Ps; Ps m |
4589 | * Set or reset resource-values used by xterm to decide whether | |
4590 | * to construct escape sequences holding information about the | |
4591 | * modifiers pressed with a given key. The first parameter iden- | |
4592 | * tifies the resource to set/reset. The second parameter is the | |
4593 | * value to assign to the resource. If the second parameter is | |
4594 | * omitted, the resource is reset to its initial value. | |
4595 | * Ps = 1 -> modifyCursorKeys. | |
4596 | * Ps = 2 -> modifyFunctionKeys. | |
4597 | * Ps = 4 -> modifyOtherKeys. | |
4598 | * If no parameters are given, all resources are reset to their | |
4599 | * initial values. | |
4600 | */ | |
3f455f90 PK |
4601 | Terminal.prototype.setResources = function(params) { |
4602 | ; | |
4603 | }; | |
4604 | ||
12a150a4 | 4605 | |
7d904e45 | 4606 | /** |
12a150a4 PK |
4607 | * CSI > Ps n |
4608 | * Disable modifiers which may be enabled via the CSI > Ps; Ps m | |
4609 | * sequence. This corresponds to a resource value of "-1", which | |
4610 | * cannot be set with the other sequence. The parameter identi- | |
4611 | * fies the resource to be disabled: | |
4612 | * Ps = 1 -> modifyCursorKeys. | |
4613 | * Ps = 2 -> modifyFunctionKeys. | |
4614 | * Ps = 4 -> modifyOtherKeys. | |
4615 | * If the parameter is omitted, modifyFunctionKeys is disabled. | |
4616 | * When modifyFunctionKeys is disabled, xterm uses the modifier | |
4617 | * keys to make an extended sequence of functions rather than | |
4618 | * adding a parameter to each function key to denote the modi- | |
4619 | * fiers. | |
4620 | */ | |
3f455f90 PK |
4621 | Terminal.prototype.disableModifiers = function(params) { |
4622 | ; | |
4623 | }; | |
4624 | ||
12a150a4 | 4625 | |
7d904e45 | 4626 | /** |
12a150a4 PK |
4627 | * CSI > Ps p |
4628 | * Set resource value pointerMode. This is used by xterm to | |
4629 | * decide whether to hide the pointer cursor as the user types. | |
4630 | * Valid values for the parameter: | |
4631 | * Ps = 0 -> never hide the pointer. | |
4632 | * Ps = 1 -> hide if the mouse tracking mode is not enabled. | |
4633 | * Ps = 2 -> always hide the pointer. If no parameter is | |
4634 | * given, xterm uses the default, which is 1 . | |
4635 | */ | |
3f455f90 PK |
4636 | Terminal.prototype.setPointerMode = function(params) { |
4637 | ; | |
4638 | }; | |
4639 | ||
12a150a4 PK |
4640 | |
4641 | /** | |
4642 | * CSI ! p Soft terminal reset (DECSTR). | |
4643 | * http://vt100.net/docs/vt220-rm/table4-10.html | |
4644 | */ | |
3f455f90 PK |
4645 | Terminal.prototype.softReset = function(params) { |
4646 | this.cursorHidden = false; | |
4647 | this.insertMode = false; | |
4648 | this.originMode = false; | |
4649 | this.wraparoundMode = false; // autowrap | |
4650 | this.applicationKeypad = false; // ? | |
4651 | this.applicationCursor = false; | |
4652 | this.scrollTop = 0; | |
4653 | this.scrollBottom = this.rows - 1; | |
4654 | this.curAttr = this.defAttr; | |
4655 | this.x = this.y = 0; // ? | |
4656 | this.charset = null; | |
4657 | this.glevel = 0; // ?? | |
4658 | this.charsets = [null]; // ?? | |
4659 | }; | |
4660 | ||
12a150a4 | 4661 | |
7d904e45 | 4662 | /** |
12a150a4 PK |
4663 | * CSI Ps$ p |
4664 | * Request ANSI mode (DECRQM). For VT300 and up, reply is | |
4665 | * CSI Ps; Pm$ y | |
4666 | * where Ps is the mode number as in RM, and Pm is the mode | |
4667 | * value: | |
4668 | * 0 - not recognized | |
4669 | * 1 - set | |
4670 | * 2 - reset | |
4671 | * 3 - permanently set | |
4672 | * 4 - permanently reset | |
4673 | */ | |
3f455f90 PK |
4674 | Terminal.prototype.requestAnsiMode = function(params) { |
4675 | ; | |
4676 | }; | |
4677 | ||
12a150a4 | 4678 | |
7d904e45 | 4679 | /** |
12a150a4 PK |
4680 | * CSI ? Ps$ p |
4681 | * Request DEC private mode (DECRQM). For VT300 and up, reply is | |
4682 | * CSI ? Ps; Pm$ p | |
4683 | * where Ps is the mode number as in DECSET, Pm is the mode value | |
4684 | * as in the ANSI DECRQM. | |
4685 | */ | |
3f455f90 PK |
4686 | Terminal.prototype.requestPrivateMode = function(params) { |
4687 | ; | |
4688 | }; | |
4689 | ||
12a150a4 | 4690 | |
7d904e45 | 4691 | /** |
12a150a4 PK |
4692 | * CSI Ps ; Ps " p |
4693 | * Set conformance level (DECSCL). Valid values for the first | |
4694 | * parameter: | |
4695 | * Ps = 6 1 -> VT100. | |
4696 | * Ps = 6 2 -> VT200. | |
4697 | * Ps = 6 3 -> VT300. | |
4698 | * Valid values for the second parameter: | |
4699 | * Ps = 0 -> 8-bit controls. | |
4700 | * Ps = 1 -> 7-bit controls (always set for VT100). | |
4701 | * Ps = 2 -> 8-bit controls. | |
4702 | */ | |
3f455f90 PK |
4703 | Terminal.prototype.setConformanceLevel = function(params) { |
4704 | ; | |
4705 | }; | |
4706 | ||
12a150a4 | 4707 | |
7d904e45 | 4708 | /** |
12a150a4 PK |
4709 | * CSI Ps q Load LEDs (DECLL). |
4710 | * Ps = 0 -> Clear all LEDS (default). | |
4711 | * Ps = 1 -> Light Num Lock. | |
4712 | * Ps = 2 -> Light Caps Lock. | |
4713 | * Ps = 3 -> Light Scroll Lock. | |
4714 | * Ps = 2 1 -> Extinguish Num Lock. | |
4715 | * Ps = 2 2 -> Extinguish Caps Lock. | |
4716 | * Ps = 2 3 -> Extinguish Scroll Lock. | |
4717 | */ | |
3f455f90 PK |
4718 | Terminal.prototype.loadLEDs = function(params) { |
4719 | ; | |
4720 | }; | |
4721 | ||
12a150a4 | 4722 | |
7d904e45 | 4723 | /** |
12a150a4 PK |
4724 | * CSI Ps SP q |
4725 | * Set cursor style (DECSCUSR, VT520). | |
4726 | * Ps = 0 -> blinking block. | |
4727 | * Ps = 1 -> blinking block (default). | |
4728 | * Ps = 2 -> steady block. | |
4729 | * Ps = 3 -> blinking underline. | |
4730 | * Ps = 4 -> steady underline. | |
4731 | */ | |
3f455f90 PK |
4732 | Terminal.prototype.setCursorStyle = function(params) { |
4733 | ; | |
4734 | }; | |
4735 | ||
12a150a4 | 4736 | |
7d904e45 | 4737 | /** |
12a150a4 PK |
4738 | * CSI Ps " q |
4739 | * Select character protection attribute (DECSCA). Valid values | |
4740 | * for the parameter: | |
4741 | * Ps = 0 -> DECSED and DECSEL can erase (default). | |
4742 | * Ps = 1 -> DECSED and DECSEL cannot erase. | |
4743 | * Ps = 2 -> DECSED and DECSEL can erase. | |
4744 | */ | |
3f455f90 PK |
4745 | Terminal.prototype.setCharProtectionAttr = function(params) { |
4746 | ; | |
4747 | }; | |
4748 | ||
12a150a4 | 4749 | |
7d904e45 | 4750 | /** |
12a150a4 PK |
4751 | * CSI ? Pm r |
4752 | * Restore DEC Private Mode Values. The value of Ps previously | |
4753 | * saved is restored. Ps values are the same as for DECSET. | |
4754 | */ | |
3f455f90 PK |
4755 | Terminal.prototype.restorePrivateValues = function(params) { |
4756 | ; | |
4757 | }; | |
4758 | ||
12a150a4 | 4759 | |
7d904e45 | 4760 | /** |
12a150a4 PK |
4761 | * CSI Pt; Pl; Pb; Pr; Ps$ r |
4762 | * Change Attributes in Rectangular Area (DECCARA), VT400 and up. | |
4763 | * Pt; Pl; Pb; Pr denotes the rectangle. | |
4764 | * Ps denotes the SGR attributes to change: 0, 1, 4, 5, 7. | |
4765 | * NOTE: xterm doesn't enable this code by default. | |
4766 | */ | |
3f455f90 PK |
4767 | Terminal.prototype.setAttrInRectangle = function(params) { |
4768 | var t = params[0] | |
4769 | , l = params[1] | |
4770 | , b = params[2] | |
4771 | , r = params[3] | |
4772 | , attr = params[4]; | |
4773 | ||
4774 | var line | |
4775 | , i; | |
4776 | ||
4777 | for (; t < b + 1; t++) { | |
4778 | line = this.lines[this.ybase + t]; | |
4779 | for (i = l; i < r; i++) { | |
4780 | line[i] = [attr, line[i][1]]; | |
4781 | } | |
4782 | } | |
4783 | ||
4784 | // this.maxRange(); | |
4785 | this.updateRange(params[0]); | |
4786 | this.updateRange(params[2]); | |
4787 | }; | |
4788 | ||
4789 | ||
7d904e45 | 4790 | /** |
12a150a4 PK |
4791 | * CSI Pc; Pt; Pl; Pb; Pr$ x |
4792 | * Fill Rectangular Area (DECFRA), VT420 and up. | |
4793 | * Pc is the character to use. | |
4794 | * Pt; Pl; Pb; Pr denotes the rectangle. | |
4795 | * NOTE: xterm doesn't enable this code by default. | |
4796 | */ | |
3f455f90 PK |
4797 | Terminal.prototype.fillRectangle = function(params) { |
4798 | var ch = params[0] | |
4799 | , t = params[1] | |
4800 | , l = params[2] | |
4801 | , b = params[3] | |
4802 | , r = params[4]; | |
4803 | ||
4804 | var line | |
4805 | , i; | |
4806 | ||
4807 | for (; t < b + 1; t++) { | |
4808 | line = this.lines[this.ybase + t]; | |
4809 | for (i = l; i < r; i++) { | |
4810 | line[i] = [line[i][0], String.fromCharCode(ch)]; | |
4811 | } | |
4812 | } | |
4813 | ||
4814 | // this.maxRange(); | |
4815 | this.updateRange(params[1]); | |
4816 | this.updateRange(params[3]); | |
4817 | }; | |
4818 | ||
12a150a4 | 4819 | |
7d904e45 | 4820 | /** |
12a150a4 PK |
4821 | * CSI Ps ; Pu ' z |
4822 | * Enable Locator Reporting (DECELR). | |
4823 | * Valid values for the first parameter: | |
4824 | * Ps = 0 -> Locator disabled (default). | |
4825 | * Ps = 1 -> Locator enabled. | |
4826 | * Ps = 2 -> Locator enabled for one report, then disabled. | |
4827 | * The second parameter specifies the coordinate unit for locator | |
4828 | * reports. | |
4829 | * Valid values for the second parameter: | |
4830 | * Pu = 0 <- or omitted -> default to character cells. | |
4831 | * Pu = 1 <- device physical pixels. | |
4832 | * Pu = 2 <- character cells. | |
4833 | */ | |
3f455f90 PK |
4834 | Terminal.prototype.enableLocatorReporting = function(params) { |
4835 | var val = params[0] > 0; | |
4836 | //this.mouseEvents = val; | |
4837 | //this.decLocator = val; | |
4838 | }; | |
4839 | ||
12a150a4 | 4840 | |
7d904e45 | 4841 | /** |
12a150a4 PK |
4842 | * CSI Pt; Pl; Pb; Pr$ z |
4843 | * Erase Rectangular Area (DECERA), VT400 and up. | |
4844 | * Pt; Pl; Pb; Pr denotes the rectangle. | |
4845 | * NOTE: xterm doesn't enable this code by default. | |
4846 | */ | |
3f455f90 PK |
4847 | Terminal.prototype.eraseRectangle = function(params) { |
4848 | var t = params[0] | |
4849 | , l = params[1] | |
4850 | , b = params[2] | |
4851 | , r = params[3]; | |
4852 | ||
4853 | var line | |
4854 | , i | |
4855 | , ch; | |
4856 | ||
4afa08da | 4857 | ch = [this.eraseAttr(), ' ', 1]; // xterm? |
3f455f90 PK |
4858 | |
4859 | for (; t < b + 1; t++) { | |
4860 | line = this.lines[this.ybase + t]; | |
4861 | for (i = l; i < r; i++) { | |
4862 | line[i] = ch; | |
4863 | } | |
4864 | } | |
4865 | ||
4866 | // this.maxRange(); | |
4867 | this.updateRange(params[0]); | |
4868 | this.updateRange(params[2]); | |
4869 | }; | |
8bc844c0 | 4870 | |
8bc844c0 | 4871 | |
7d904e45 | 4872 | /** |
12a150a4 PK |
4873 | * CSI P m SP } |
4874 | * Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
4875 | * NOTE: xterm doesn't enable this code by default. | |
4876 | */ | |
3f455f90 PK |
4877 | Terminal.prototype.insertColumns = function() { |
4878 | var param = params[0] | |
4879 | , l = this.ybase + this.rows | |
4afa08da | 4880 | , ch = [this.eraseAttr(), ' ', 1] // xterm? |
3f455f90 | 4881 | , i; |
8bc844c0 | 4882 | |
3f455f90 PK |
4883 | while (param--) { |
4884 | for (i = this.ybase; i < l; i++) { | |
4885 | this.lines[i].splice(this.x + 1, 0, ch); | |
4886 | this.lines[i].pop(); | |
8bc844c0 | 4887 | } |
3f455f90 | 4888 | } |
8bc844c0 | 4889 | |
3f455f90 PK |
4890 | this.maxRange(); |
4891 | }; | |
8bc844c0 | 4892 | |
178b611b | 4893 | |
7d904e45 | 4894 | /** |
12a150a4 PK |
4895 | * CSI P m SP ~ |
4896 | * Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
4897 | * NOTE: xterm doesn't enable this code by default. | |
4898 | */ | |
3f455f90 PK |
4899 | Terminal.prototype.deleteColumns = function() { |
4900 | var param = params[0] | |
4901 | , l = this.ybase + this.rows | |
4afa08da | 4902 | , ch = [this.eraseAttr(), ' ', 1] // xterm? |
3f455f90 PK |
4903 | , i; |
4904 | ||
4905 | while (param--) { | |
4906 | for (i = this.ybase; i < l; i++) { | |
4907 | this.lines[i].splice(this.x, 1); | |
4908 | this.lines[i].push(ch); | |
4909 | } | |
4910 | } | |
8bc844c0 | 4911 | |
3f455f90 PK |
4912 | this.maxRange(); |
4913 | }; | |
8bc844c0 | 4914 | |
3f455f90 PK |
4915 | /** |
4916 | * Character Sets | |
4917 | */ | |
4918 | ||
4919 | Terminal.charsets = {}; | |
4920 | ||
4921 | // DEC Special Character and Line Drawing Set. | |
4922 | // http://vt100.net/docs/vt102-ug/table5-13.html | |
4923 | // A lot of curses apps use this if they see TERM=xterm. | |
4924 | // testing: echo -e '\e(0a\e(B' | |
4925 | // The xterm output sometimes seems to conflict with the | |
4926 | // reference above. xterm seems in line with the reference | |
4927 | // when running vttest however. | |
4928 | // The table below now uses xterm's output from vttest. | |
4929 | Terminal.charsets.SCLD = { // (0 | |
4930 | '`': '\u25c6', // '◆' | |
4931 | 'a': '\u2592', // '▒' | |
4932 | 'b': '\u0009', // '\t' | |
4933 | 'c': '\u000c', // '\f' | |
4934 | 'd': '\u000d', // '\r' | |
4935 | 'e': '\u000a', // '\n' | |
4936 | 'f': '\u00b0', // '°' | |
4937 | 'g': '\u00b1', // '±' | |
4938 | 'h': '\u2424', // '\u2424' (NL) | |
4939 | 'i': '\u000b', // '\v' | |
4940 | 'j': '\u2518', // '┘' | |
4941 | 'k': '\u2510', // '┐' | |
4942 | 'l': '\u250c', // '┌' | |
4943 | 'm': '\u2514', // '└' | |
4944 | 'n': '\u253c', // '┼' | |
4945 | 'o': '\u23ba', // '⎺' | |
4946 | 'p': '\u23bb', // '⎻' | |
4947 | 'q': '\u2500', // '─' | |
4948 | 'r': '\u23bc', // '⎼' | |
4949 | 's': '\u23bd', // '⎽' | |
4950 | 't': '\u251c', // '├' | |
4951 | 'u': '\u2524', // '┤' | |
4952 | 'v': '\u2534', // '┴' | |
4953 | 'w': '\u252c', // '┬' | |
4954 | 'x': '\u2502', // '│' | |
4955 | 'y': '\u2264', // '≤' | |
4956 | 'z': '\u2265', // '≥' | |
4957 | '{': '\u03c0', // 'π' | |
4958 | '|': '\u2260', // '≠' | |
4959 | '}': '\u00a3', // '£' | |
4960 | '~': '\u00b7' // '·' | |
4961 | }; | |
4962 | ||
4963 | Terminal.charsets.UK = null; // (A | |
4964 | Terminal.charsets.US = null; // (B (USASCII) | |
4965 | Terminal.charsets.Dutch = null; // (4 | |
4966 | Terminal.charsets.Finnish = null; // (C or (5 | |
4967 | Terminal.charsets.French = null; // (R | |
4968 | Terminal.charsets.FrenchCanadian = null; // (Q | |
4969 | Terminal.charsets.German = null; // (K | |
4970 | Terminal.charsets.Italian = null; // (Y | |
4971 | Terminal.charsets.NorwegianDanish = null; // (E or (6 | |
4972 | Terminal.charsets.Spanish = null; // (Z | |
4973 | Terminal.charsets.Swedish = null; // (H or (7 | |
4974 | Terminal.charsets.Swiss = null; // (= | |
4975 | Terminal.charsets.ISOLatin = null; // /A | |
4976 | ||
4977 | /** | |
4978 | * Helpers | |
4979 | */ | |
4980 | ||
b01165c1 | 4981 | function contains(el, arr) { |
4982 | for (var i = 0; i < arr.length; i += 1) { | |
4983 | if (el === arr[i]) { | |
4984 | return true; | |
4985 | } | |
4986 | } | |
4987 | return false; | |
4988 | } | |
4989 | ||
3f455f90 PK |
4990 | function on(el, type, handler, capture) { |
4991 | if (!Array.isArray(el)) { | |
4992 | el = [el]; | |
9e6cb6b6 | 4993 | } |
3f455f90 PK |
4994 | el.forEach(function (element) { |
4995 | element.addEventListener(type, handler, capture || false); | |
4996 | }); | |
9e6cb6b6 | 4997 | } |
8bc844c0 | 4998 | |
3f455f90 PK |
4999 | function off(el, type, handler, capture) { |
5000 | el.removeEventListener(type, handler, capture || false); | |
5d3f8786 | 5001 | } |
3f455f90 PK |
5002 | |
5003 | function cancel(ev, force) { | |
5004 | if (!this.cancelEvents && !force) { | |
5005 | return; | |
9e6cb6b6 | 5006 | } |
3f455f90 PK |
5007 | ev.preventDefault(); |
5008 | ev.stopPropagation(); | |
5009 | return false; | |
9e6cb6b6 | 5010 | } |
8bc844c0 | 5011 | |
3f455f90 PK |
5012 | function inherits(child, parent) { |
5013 | function f() { | |
5014 | this.constructor = child; | |
9e6cb6b6 | 5015 | } |
3f455f90 PK |
5016 | f.prototype = parent.prototype; |
5017 | child.prototype = new f; | |
5018 | } | |
8bc844c0 | 5019 | |
3f455f90 PK |
5020 | // if bold is broken, we can't |
5021 | // use it in the terminal. | |
5022 | function isBoldBroken(document) { | |
5023 | var body = document.getElementsByTagName('body')[0]; | |
5024 | var el = document.createElement('span'); | |
5025 | el.innerHTML = 'hello world'; | |
5026 | body.appendChild(el); | |
5027 | var w1 = el.scrollWidth; | |
5028 | el.style.fontWeight = 'bold'; | |
5029 | var w2 = el.scrollWidth; | |
5030 | body.removeChild(el); | |
5031 | return w1 !== w2; | |
5032 | } | |
8bc844c0 | 5033 | |
3f455f90 PK |
5034 | var String = this.String; |
5035 | var setTimeout = this.setTimeout; | |
5036 | var setInterval = this.setInterval; | |
5037 | ||
5038 | function indexOf(obj, el) { | |
5039 | var i = obj.length; | |
5040 | while (i--) { | |
5041 | if (obj[i] === el) return i; | |
9e6cb6b6 | 5042 | } |
3f455f90 | 5043 | return -1; |
9e6cb6b6 | 5044 | } |
8bc844c0 | 5045 | |
b01165c1 | 5046 | function isThirdLevelShift(term, ev) { |
5047 | var thirdLevelKey = | |
5048 | (term.isMac && ev.altKey && !ev.ctrlKey && !ev.metaKey) || | |
5049 | (term.isMSWindows && ev.altKey && ev.ctrlKey && !ev.metaKey); | |
5050 | ||
5051 | // Don't invoke for arrows, pageDown, home, backspace, etc. | |
5052 | return thirdLevelKey && (!ev.keyCode || ev.keyCode > 47); | |
5053 | } | |
5054 | ||
3f455f90 PK |
5055 | function matchColor(r1, g1, b1) { |
5056 | var hash = (r1 << 16) | (g1 << 8) | b1; | |
5057 | ||
5058 | if (matchColor._cache[hash] != null) { | |
5059 | return matchColor._cache[hash]; | |
5060 | } | |
8bc844c0 | 5061 | |
3f455f90 PK |
5062 | var ldiff = Infinity |
5063 | , li = -1 | |
5064 | , i = 0 | |
5065 | , c | |
5066 | , r2 | |
5067 | , g2 | |
5068 | , b2 | |
5069 | , diff; | |
5070 | ||
5071 | for (; i < Terminal.vcolors.length; i++) { | |
5072 | c = Terminal.vcolors[i]; | |
5073 | r2 = c[0]; | |
5074 | g2 = c[1]; | |
5075 | b2 = c[2]; | |
5076 | ||
5077 | diff = matchColor.distance(r1, g1, b1, r2, g2, b2); | |
5078 | ||
5079 | if (diff === 0) { | |
5080 | li = i; | |
5081 | break; | |
5082 | } | |
9e6cb6b6 | 5083 | |
3f455f90 PK |
5084 | if (diff < ldiff) { |
5085 | ldiff = diff; | |
5086 | li = i; | |
5087 | } | |
5088 | } | |
8bc844c0 | 5089 | |
3f455f90 PK |
5090 | return matchColor._cache[hash] = li; |
5091 | } | |
8bc844c0 | 5092 | |
3f455f90 | 5093 | matchColor._cache = {}; |
8bc844c0 | 5094 | |
3f455f90 PK |
5095 | // http://stackoverflow.com/questions/1633828 |
5096 | matchColor.distance = function(r1, g1, b1, r2, g2, b2) { | |
5097 | return Math.pow(30 * (r1 - r2), 2) | |
5098 | + Math.pow(59 * (g1 - g2), 2) | |
5099 | + Math.pow(11 * (b1 - b2), 2); | |
5100 | }; | |
8bc844c0 | 5101 | |
3f455f90 PK |
5102 | function each(obj, iter, con) { |
5103 | if (obj.forEach) return obj.forEach(iter, con); | |
5104 | for (var i = 0; i < obj.length; i++) { | |
5105 | iter.call(con, obj[i], i, obj); | |
5106 | } | |
a68c8336 CJ |
5107 | } |
5108 | ||
3f455f90 PK |
5109 | function keys(obj) { |
5110 | if (Object.keys) return Object.keys(obj); | |
5111 | var key, keys = []; | |
5112 | for (key in obj) { | |
5113 | if (Object.prototype.hasOwnProperty.call(obj, key)) { | |
5114 | keys.push(key); | |
5115 | } | |
5116 | } | |
5117 | return keys; | |
86dad1b0 | 5118 | } |
86dad1b0 | 5119 | |
e3126ba3 JB |
5120 | var wcwidth = (function(opts) { |
5121 | // extracted from https://www.cl.cam.ac.uk/%7Emgk25/ucs/wcwidth.c | |
5122 | // combining characters | |
5123 | var COMBINING = [ | |
5124 | [0x0300, 0x036F], [0x0483, 0x0486], [0x0488, 0x0489], | |
5125 | [0x0591, 0x05BD], [0x05BF, 0x05BF], [0x05C1, 0x05C2], | |
5126 | [0x05C4, 0x05C5], [0x05C7, 0x05C7], [0x0600, 0x0603], | |
5127 | [0x0610, 0x0615], [0x064B, 0x065E], [0x0670, 0x0670], | |
5128 | [0x06D6, 0x06E4], [0x06E7, 0x06E8], [0x06EA, 0x06ED], | |
5129 | [0x070F, 0x070F], [0x0711, 0x0711], [0x0730, 0x074A], | |
5130 | [0x07A6, 0x07B0], [0x07EB, 0x07F3], [0x0901, 0x0902], | |
5131 | [0x093C, 0x093C], [0x0941, 0x0948], [0x094D, 0x094D], | |
5132 | [0x0951, 0x0954], [0x0962, 0x0963], [0x0981, 0x0981], | |
5133 | [0x09BC, 0x09BC], [0x09C1, 0x09C4], [0x09CD, 0x09CD], | |
5134 | [0x09E2, 0x09E3], [0x0A01, 0x0A02], [0x0A3C, 0x0A3C], | |
5135 | [0x0A41, 0x0A42], [0x0A47, 0x0A48], [0x0A4B, 0x0A4D], | |
5136 | [0x0A70, 0x0A71], [0x0A81, 0x0A82], [0x0ABC, 0x0ABC], | |
5137 | [0x0AC1, 0x0AC5], [0x0AC7, 0x0AC8], [0x0ACD, 0x0ACD], | |
5138 | [0x0AE2, 0x0AE3], [0x0B01, 0x0B01], [0x0B3C, 0x0B3C], | |
5139 | [0x0B3F, 0x0B3F], [0x0B41, 0x0B43], [0x0B4D, 0x0B4D], | |
5140 | [0x0B56, 0x0B56], [0x0B82, 0x0B82], [0x0BC0, 0x0BC0], | |
5141 | [0x0BCD, 0x0BCD], [0x0C3E, 0x0C40], [0x0C46, 0x0C48], | |
5142 | [0x0C4A, 0x0C4D], [0x0C55, 0x0C56], [0x0CBC, 0x0CBC], | |
5143 | [0x0CBF, 0x0CBF], [0x0CC6, 0x0CC6], [0x0CCC, 0x0CCD], | |
5144 | [0x0CE2, 0x0CE3], [0x0D41, 0x0D43], [0x0D4D, 0x0D4D], | |
5145 | [0x0DCA, 0x0DCA], [0x0DD2, 0x0DD4], [0x0DD6, 0x0DD6], | |
5146 | [0x0E31, 0x0E31], [0x0E34, 0x0E3A], [0x0E47, 0x0E4E], | |
5147 | [0x0EB1, 0x0EB1], [0x0EB4, 0x0EB9], [0x0EBB, 0x0EBC], | |
5148 | [0x0EC8, 0x0ECD], [0x0F18, 0x0F19], [0x0F35, 0x0F35], | |
5149 | [0x0F37, 0x0F37], [0x0F39, 0x0F39], [0x0F71, 0x0F7E], | |
5150 | [0x0F80, 0x0F84], [0x0F86, 0x0F87], [0x0F90, 0x0F97], | |
5151 | [0x0F99, 0x0FBC], [0x0FC6, 0x0FC6], [0x102D, 0x1030], | |
5152 | [0x1032, 0x1032], [0x1036, 0x1037], [0x1039, 0x1039], | |
5153 | [0x1058, 0x1059], [0x1160, 0x11FF], [0x135F, 0x135F], | |
5154 | [0x1712, 0x1714], [0x1732, 0x1734], [0x1752, 0x1753], | |
5155 | [0x1772, 0x1773], [0x17B4, 0x17B5], [0x17B7, 0x17BD], | |
5156 | [0x17C6, 0x17C6], [0x17C9, 0x17D3], [0x17DD, 0x17DD], | |
5157 | [0x180B, 0x180D], [0x18A9, 0x18A9], [0x1920, 0x1922], | |
5158 | [0x1927, 0x1928], [0x1932, 0x1932], [0x1939, 0x193B], | |
5159 | [0x1A17, 0x1A18], [0x1B00, 0x1B03], [0x1B34, 0x1B34], | |
5160 | [0x1B36, 0x1B3A], [0x1B3C, 0x1B3C], [0x1B42, 0x1B42], | |
5161 | [0x1B6B, 0x1B73], [0x1DC0, 0x1DCA], [0x1DFE, 0x1DFF], | |
5162 | [0x200B, 0x200F], [0x202A, 0x202E], [0x2060, 0x2063], | |
5163 | [0x206A, 0x206F], [0x20D0, 0x20EF], [0x302A, 0x302F], | |
5164 | [0x3099, 0x309A], [0xA806, 0xA806], [0xA80B, 0xA80B], | |
5165 | [0xA825, 0xA826], [0xFB1E, 0xFB1E], [0xFE00, 0xFE0F], | |
5166 | [0xFE20, 0xFE23], [0xFEFF, 0xFEFF], [0xFFF9, 0xFFFB], | |
5167 | [0x10A01, 0x10A03], [0x10A05, 0x10A06], [0x10A0C, 0x10A0F], | |
5168 | [0x10A38, 0x10A3A], [0x10A3F, 0x10A3F], [0x1D167, 0x1D169], | |
5169 | [0x1D173, 0x1D182], [0x1D185, 0x1D18B], [0x1D1AA, 0x1D1AD], | |
5170 | [0x1D242, 0x1D244], [0xE0001, 0xE0001], [0xE0020, 0xE007F], | |
5171 | [0xE0100, 0xE01EF] | |
5172 | ]; | |
5173 | // binary search | |
5174 | function bisearch(ucs) { | |
5175 | var min = 0; | |
5176 | var max = COMBINING.length - 1; | |
5177 | var mid; | |
5178 | if (ucs < COMBINING[0][0] || ucs > COMBINING[max][1]) | |
5179 | return false; | |
5180 | while (max >= min) { | |
5181 | mid = Math.floor((min + max) / 2); | |
5182 | if (ucs > COMBINING[mid][1]) | |
5183 | min = mid + 1; | |
5184 | else if (ucs < COMBINING[mid][0]) | |
5185 | max = mid - 1; | |
5186 | else | |
5187 | return true; | |
5188 | } | |
5189 | return false; | |
5190 | } | |
5191 | function wcwidth(ucs) { | |
5192 | // test for 8-bit control characters | |
5193 | if (ucs === 0) | |
5194 | return opts.nul; | |
5195 | if (ucs < 32 || (ucs >= 0x7f && ucs < 0xa0)) | |
5196 | return opts.control; | |
5197 | // binary search in table of non-spacing characters | |
5198 | if (bisearch(ucs)) | |
5199 | return 0; | |
5200 | // if we arrive here, ucs is not a combining or C0/C1 control character | |
5201 | return 1 + | |
5202 | ( | |
5203 | ucs >= 0x1100 && | |
5204 | ( | |
5205 | ucs <= 0x115f || // Hangul Jamo init. consonants | |
5206 | ucs == 0x2329 || | |
5207 | ucs == 0x232a || | |
5208 | (ucs >= 0x2e80 && ucs <= 0xa4cf && ucs != 0x303f) || // CJK..Yi | |
5209 | (ucs >= 0xac00 && ucs <= 0xd7a3) || // Hangul Syllables | |
5210 | (ucs >= 0xf900 && ucs <= 0xfaff) || // CJK Compat Ideographs | |
5211 | (ucs >= 0xfe10 && ucs <= 0xfe19) || // Vertical forms | |
5212 | (ucs >= 0xfe30 && ucs <= 0xfe6f) || // CJK Compat Forms | |
5213 | (ucs >= 0xff00 && ucs <= 0xff60) || // Fullwidth Forms | |
5214 | (ucs >= 0xffe0 && ucs <= 0xffe6) || | |
5215 | (ucs >= 0x20000 && ucs <= 0x2fffd) || | |
5216 | (ucs >= 0x30000 && ucs <= 0x3fffd) | |
5217 | ) | |
5218 | ); | |
5219 | } | |
5220 | return wcwidth; | |
5221 | })({nul: 0, control: 0}); // configurable options | |
5222 | ||
3f455f90 PK |
5223 | /** |
5224 | * Expose | |
5225 | */ | |
5226 | ||
5227 | Terminal.EventEmitter = EventEmitter; | |
e1c1b07a | 5228 | Terminal.CompositionHelper = CompositionHelper; |
3f455f90 | 5229 | Terminal.inherits = inherits; |
fd5be55d DI |
5230 | |
5231 | /** | |
5232 | * Adds an event listener to the terminal. | |
5233 | * | |
5234 | * @param {string} event The name of the event. TODO: Document all event types | |
5235 | * @param {function} callback The function to call when the event is triggered. | |
fd5be55d | 5236 | */ |
3f455f90 PK |
5237 | Terminal.on = on; |
5238 | Terminal.off = off; | |
5239 | Terminal.cancel = cancel; | |
8bc844c0 | 5240 | |
107d1a14 | 5241 | |
3f455f90 | 5242 | return Terminal; |
987f09d8 | 5243 | }); |