]>
Commit | Line | Data |
---|---|---|
8bc844c0 | 1 | /** |
5af18f8e | 2 | * xterm.js: xterm, in the browser |
a7acee72 | 3 | * Copyright (c) 2014-2014, SourceLair Private Company <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 | ||
28c3a202 | 34 | import { CompositionHelper } from './CompositionHelper.js'; |
ed1a31d1 | 35 | import { EventEmitter } from './EventEmitter.js'; |
7ff03bb4 | 36 | import { Viewport } from './Viewport.js'; |
42a1e4ef | 37 | import { rightClickHandler, pasteHandler, copyHandler } from './handlers/Clipboard.js'; |
ed1a31d1 | 38 | |
db76868c PK |
39 | /** |
40 | * Terminal Emulation References: | |
41 | * http://vt100.net/ | |
42 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.txt | |
43 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html | |
44 | * http://invisible-island.net/vttest/ | |
45 | * http://www.inwap.com/pdp10/ansicode.txt | |
46 | * http://linux.die.net/man/4/console_codes | |
47 | * http://linux.die.net/man/7/urxvt | |
48 | */ | |
8bc844c0 | 49 | |
db76868c PK |
50 | // Let it work inside Node.js for automated testing purposes. |
51 | var document = (typeof window != 'undefined') ? window.document : null; | |
8bc844c0 | 52 | |
db76868c PK |
53 | /** |
54 | * States | |
55 | */ | |
56 | var normal = 0, escaped = 1, csi = 2, osc = 3, charset = 4, dcs = 5, ignore = 6; | |
8bc844c0 | 57 | |
db76868c PK |
58 | /** |
59 | * Terminal | |
60 | */ | |
8bc844c0 | 61 | |
db76868c PK |
62 | /** |
63 | * Creates a new `Terminal` object. | |
64 | * | |
65 | * @param {object} options An object containing a set of options, the available options are: | |
66 | * - cursorBlink (boolean): Whether the terminal cursor blinks | |
67 | * | |
68 | * @public | |
69 | * @class Xterm Xterm | |
70 | * @alias module:xterm/src/xterm | |
71 | */ | |
72 | function Terminal(options) { | |
73 | var self = this; | |
8bc844c0 | 74 | |
db76868c PK |
75 | if (!(this instanceof Terminal)) { |
76 | return new Terminal(arguments[0], arguments[1], arguments[2]); | |
77 | } | |
8bc844c0 | 78 | |
db76868c | 79 | self.cancel = Terminal.cancel; |
8bc844c0 | 80 | |
db76868c | 81 | EventEmitter.call(this); |
5fd1948b | 82 | |
db76868c PK |
83 | if (typeof options === 'number') { |
84 | options = { | |
85 | cols: arguments[0], | |
86 | rows: arguments[1], | |
87 | handler: arguments[2] | |
88 | }; | |
89 | } | |
8bc844c0 | 90 | |
db76868c | 91 | options = options || {}; |
8bc844c0 | 92 | |
86dad1b0 | 93 | |
db76868c PK |
94 | Object.keys(Terminal.defaults).forEach(function(key) { |
95 | if (options[key] == null) { | |
96 | options[key] = Terminal.options[key]; | |
91273161 | 97 | |
db76868c PK |
98 | if (Terminal[key] !== Terminal.defaults[key]) { |
99 | options[key] = Terminal[key]; | |
3f455f90 | 100 | } |
db76868c PK |
101 | } |
102 | self[key] = options[key]; | |
103 | }); | |
104 | ||
105 | if (options.colors.length === 8) { | |
106 | options.colors = options.colors.concat(Terminal._colors.slice(8)); | |
107 | } else if (options.colors.length === 16) { | |
108 | options.colors = options.colors.concat(Terminal._colors.slice(16)); | |
109 | } else if (options.colors.length === 10) { | |
110 | options.colors = options.colors.slice(0, -2).concat( | |
111 | Terminal._colors.slice(8, -2), options.colors.slice(-2)); | |
112 | } else if (options.colors.length === 18) { | |
113 | options.colors = options.colors.concat( | |
114 | Terminal._colors.slice(16, -2), options.colors.slice(-2)); | |
115 | } | |
116 | this.colors = options.colors; | |
117 | ||
118 | this.options = options; | |
119 | ||
120 | // this.context = options.context || window; | |
121 | // this.document = options.document || document; | |
122 | this.parent = options.body || options.parent || ( | |
123 | document ? document.getElementsByTagName('body')[0] : null | |
124 | ); | |
125 | ||
126 | this.cols = options.cols || options.geometry[0]; | |
127 | this.rows = options.rows || options.geometry[1]; | |
128 | ||
129 | if (options.handler) { | |
130 | this.on('data', options.handler); | |
131 | } | |
132 | ||
133 | /** | |
134 | * The scroll position of the y cursor, ie. ybase + y = the y position within the entire | |
135 | * buffer | |
136 | */ | |
137 | this.ybase = 0; | |
138 | ||
139 | /** | |
140 | * The scroll position of the viewport | |
141 | */ | |
142 | this.ydisp = 0; | |
143 | ||
144 | /** | |
145 | * The cursor's x position after ybase | |
146 | */ | |
147 | this.x = 0; | |
148 | ||
149 | /** | |
150 | * The cursor's y position after ybase | |
151 | */ | |
152 | this.y = 0; | |
153 | ||
154 | /** | |
155 | * Used to debounce the refresh function | |
156 | */ | |
157 | this.isRefreshing = false; | |
158 | ||
159 | /** | |
160 | * Whether there is a full terminal refresh queued | |
161 | */ | |
162 | ||
163 | this.cursorState = 0; | |
164 | this.cursorHidden = false; | |
165 | this.convertEol; | |
166 | this.state = 0; | |
167 | this.queue = ''; | |
168 | this.scrollTop = 0; | |
169 | this.scrollBottom = this.rows - 1; | |
170 | this.customKeydownHandler = null; | |
171 | ||
172 | // modes | |
173 | this.applicationKeypad = false; | |
174 | this.applicationCursor = false; | |
175 | this.originMode = false; | |
176 | this.insertMode = false; | |
177 | this.wraparoundMode = true; // defaults: xterm - true, vt100 - false | |
178 | this.normal = null; | |
179 | ||
180 | // charset | |
181 | this.charset = null; | |
182 | this.gcharset = null; | |
183 | this.glevel = 0; | |
184 | this.charsets = [null]; | |
185 | ||
186 | // mouse properties | |
187 | this.decLocator; | |
188 | this.x10Mouse; | |
189 | this.vt200Mouse; | |
190 | this.vt300Mouse; | |
191 | this.normalMouse; | |
192 | this.mouseEvents; | |
193 | this.sendFocus; | |
194 | this.utfMouse; | |
195 | this.sgrMouse; | |
196 | this.urxvtMouse; | |
197 | ||
198 | // misc | |
199 | this.element; | |
200 | this.children; | |
201 | this.refreshStart; | |
202 | this.refreshEnd; | |
203 | this.savedX; | |
204 | this.savedY; | |
205 | this.savedCols; | |
206 | ||
207 | // stream | |
208 | this.readable = true; | |
209 | this.writable = true; | |
210 | ||
211 | this.defAttr = (0 << 18) | (257 << 9) | (256 << 0); | |
212 | this.curAttr = this.defAttr; | |
213 | ||
214 | this.params = []; | |
215 | this.currentParam = 0; | |
216 | this.prefix = ''; | |
217 | this.postfix = ''; | |
218 | ||
219 | // leftover surrogate high from previous write invocation | |
220 | this.surrogate_high = ''; | |
221 | ||
222 | /** | |
223 | * An array of all lines in the entire buffer, including the prompt. The lines are array of | |
224 | * characters which are 2-length arrays where [0] is an attribute and [1] is the character. | |
225 | */ | |
226 | this.lines = []; | |
227 | var i = this.rows; | |
228 | while (i--) { | |
229 | this.lines.push(this.blankLine()); | |
230 | } | |
231 | ||
232 | this.tabs; | |
233 | this.setupStops(); | |
5e68acfc MK |
234 | |
235 | // Store if user went browsing history in scrollback | |
236 | this.userScrolling = false; | |
db76868c PK |
237 | } |
238 | ||
239 | inherits(Terminal, EventEmitter); | |
240 | ||
241 | /** | |
242 | * back_color_erase feature for xterm. | |
243 | */ | |
244 | Terminal.prototype.eraseAttr = function() { | |
245 | // if (this.is('screen')) return this.defAttr; | |
246 | return (this.defAttr & ~0x1ff) | (this.curAttr & 0x1ff); | |
247 | }; | |
8bc844c0 | 248 | |
db76868c PK |
249 | /** |
250 | * Colors | |
251 | */ | |
91273161 | 252 | |
db76868c PK |
253 | // Colors 0-15 |
254 | Terminal.tangoColors = [ | |
255 | // dark: | |
256 | '#2e3436', | |
257 | '#cc0000', | |
258 | '#4e9a06', | |
259 | '#c4a000', | |
260 | '#3465a4', | |
261 | '#75507b', | |
262 | '#06989a', | |
263 | '#d3d7cf', | |
264 | // bright: | |
265 | '#555753', | |
266 | '#ef2929', | |
267 | '#8ae234', | |
268 | '#fce94f', | |
269 | '#729fcf', | |
270 | '#ad7fa8', | |
271 | '#34e2e2', | |
272 | '#eeeeec' | |
273 | ]; | |
274 | ||
275 | // Colors 0-15 + 16-255 | |
276 | // Much thanks to TooTallNate for writing this. | |
277 | Terminal.colors = (function() { | |
278 | var colors = Terminal.tangoColors.slice() | |
279 | , r = [0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff] | |
280 | , i; | |
281 | ||
282 | // 16-231 | |
283 | i = 0; | |
284 | for (; i < 216; i++) { | |
285 | out(r[(i / 36) % 6 | 0], r[(i / 6) % 6 | 0], r[i % 6]); | |
286 | } | |
287 | ||
288 | // 232-255 (grey) | |
289 | i = 0; | |
290 | for (; i < 24; i++) { | |
291 | r = 8 + i * 10; | |
292 | out(r, r, r); | |
293 | } | |
294 | ||
295 | function out(r, g, b) { | |
296 | colors.push('#' + hex(r) + hex(g) + hex(b)); | |
297 | } | |
298 | ||
299 | function hex(c) { | |
300 | c = c.toString(16); | |
301 | return c.length < 2 ? '0' + c : c; | |
302 | } | |
303 | ||
304 | return colors; | |
305 | })(); | |
306 | ||
307 | Terminal._colors = Terminal.colors.slice(); | |
308 | ||
309 | Terminal.vcolors = (function() { | |
310 | var out = [] | |
311 | , colors = Terminal.colors | |
312 | , i = 0 | |
313 | , color; | |
314 | ||
315 | for (; i < 256; i++) { | |
316 | color = parseInt(colors[i].substring(1), 16); | |
317 | out.push([ | |
318 | (color >> 16) & 0xff, | |
319 | (color >> 8) & 0xff, | |
320 | color & 0xff | |
321 | ]); | |
322 | } | |
323 | ||
324 | return out; | |
325 | })(); | |
5fd1948b | 326 | |
db76868c PK |
327 | /** |
328 | * Options | |
329 | */ | |
3f455f90 | 330 | |
db76868c PK |
331 | Terminal.defaults = { |
332 | colors: Terminal.colors, | |
333 | theme: 'default', | |
334 | convertEol: false, | |
335 | termName: 'xterm', | |
336 | geometry: [80, 24], | |
337 | cursorBlink: false, | |
338 | visualBell: false, | |
339 | popOnBell: false, | |
340 | scrollback: 1000, | |
341 | screenKeys: false, | |
342 | debug: false, | |
343 | cancelEvents: false | |
344 | // programFeatures: false, | |
345 | // focusKeys: false, | |
346 | }; | |
347 | ||
348 | Terminal.options = {}; | |
349 | ||
350 | Terminal.focus = null; | |
351 | ||
352 | each(keys(Terminal.defaults), function(key) { | |
353 | Terminal[key] = Terminal.defaults[key]; | |
354 | Terminal.options[key] = Terminal.defaults[key]; | |
355 | }); | |
3f455f90 | 356 | |
db76868c PK |
357 | /** |
358 | * Focus the terminal. Delegates focus handling to the terminal's DOM element. | |
359 | */ | |
360 | Terminal.prototype.focus = function() { | |
361 | return this.textarea.focus(); | |
362 | }; | |
3f455f90 | 363 | |
4b459fe0 PK |
364 | /** |
365 | * Retrieves an option's value from the terminal. | |
366 | * @param {string} key The option key. | |
367 | */ | |
368 | Terminal.prototype.getOption = function(key, value) { | |
369 | if (!(key in Terminal.defaults)) { | |
370 | throw new Error('No option with key "' + key + '"'); | |
371 | } | |
372 | ||
53e8ac9b | 373 | if (typeof this.options[key] !== 'undefined') { |
4b459fe0 PK |
374 | return this.options[key]; |
375 | } | |
376 | ||
377 | return this[key]; | |
378 | }; | |
379 | ||
ab5cc0ad DI |
380 | /** |
381 | * Sets an option on the terminal. | |
15e56bd8 DI |
382 | * @param {string} key The option key. |
383 | * @param {string} value The option value. | |
ab5cc0ad DI |
384 | */ |
385 | Terminal.prototype.setOption = function(key, value) { | |
386 | if (!(key in Terminal.defaults)) { | |
387 | throw new Error('No option with key "' + key + '"'); | |
388 | } | |
389 | this[key] = value; | |
390 | this.options[key] = value; | |
391 | }; | |
392 | ||
db76868c PK |
393 | /** |
394 | * Binds the desired focus behavior on a given terminal object. | |
395 | * | |
396 | * @static | |
397 | */ | |
398 | Terminal.bindFocus = function (term) { | |
399 | on(term.textarea, 'focus', function (ev) { | |
400 | if (term.sendFocus) { | |
401 | term.send('\x1b[I'); | |
86dad1b0 | 402 | } |
db76868c PK |
403 | term.element.classList.add('focus'); |
404 | term.showCursor(); | |
405 | Terminal.focus = term; | |
406 | term.emit('focus', {terminal: term}); | |
407 | }); | |
408 | }; | |
8bc844c0 | 409 | |
db76868c PK |
410 | /** |
411 | * Blur the terminal. Delegates blur handling to the terminal's DOM element. | |
412 | */ | |
413 | Terminal.prototype.blur = function() { | |
414 | return this.textarea.blur(); | |
415 | }; | |
8bc844c0 | 416 | |
db76868c PK |
417 | /** |
418 | * Binds the desired blur behavior on a given terminal object. | |
419 | * | |
420 | * @static | |
421 | */ | |
422 | Terminal.bindBlur = function (term) { | |
423 | on(term.textarea, 'blur', function (ev) { | |
424 | term.refresh(term.y, term.y); | |
425 | if (term.sendFocus) { | |
426 | term.send('\x1b[O'); | |
427 | } | |
428 | term.element.classList.remove('focus'); | |
429 | Terminal.focus = null; | |
430 | term.emit('blur', {terminal: term}); | |
431 | }); | |
432 | }; | |
a68c8336 | 433 | |
db76868c PK |
434 | /** |
435 | * Initialize default behavior | |
436 | */ | |
437 | Terminal.prototype.initGlobal = function() { | |
42a1e4ef PK |
438 | var term = this; |
439 | ||
db76868c | 440 | Terminal.bindKeys(this); |
db76868c PK |
441 | Terminal.bindFocus(this); |
442 | Terminal.bindBlur(this); | |
3f455f90 | 443 | |
42a1e4ef PK |
444 | // Bind clipboard functionality |
445 | on(this.element, 'copy', copyHandler); | |
446 | on(this.textarea, 'paste', function (ev) { | |
447 | pasteHandler.call(this, ev, term); | |
448 | }); | |
449 | on(this.element, 'contextmenu', function (ev) { | |
450 | rightClickHandler.call(this, ev, term); | |
db76868c | 451 | }); |
db76868c | 452 | }; |
8bc844c0 | 453 | |
db76868c PK |
454 | /** |
455 | * Apply key handling to the terminal | |
456 | */ | |
457 | Terminal.bindKeys = function(term) { | |
458 | on(term.element, 'keydown', function(ev) { | |
459 | if (document.activeElement != this) { | |
460 | return; | |
461 | } | |
462 | term.keyDown(ev); | |
463 | }, true); | |
8bc844c0 | 464 | |
db76868c PK |
465 | on(term.element, 'keypress', function(ev) { |
466 | if (document.activeElement != this) { | |
467 | return; | |
468 | } | |
469 | term.keyPress(ev); | |
470 | }, true); | |
8bc844c0 | 471 | |
db76868c | 472 | on(term.element, 'keyup', term.focus.bind(term)); |
3b322929 | 473 | |
db76868c PK |
474 | on(term.textarea, 'keydown', function(ev) { |
475 | term.keyDown(ev); | |
476 | }, true); | |
31161ffe | 477 | |
db76868c PK |
478 | on(term.textarea, 'keypress', function(ev) { |
479 | term.keyPress(ev); | |
480 | // Truncate the textarea's value, since it is not needed | |
481 | this.value = ''; | |
482 | }, true); | |
8bc844c0 | 483 | |
db76868c PK |
484 | on(term.textarea, 'compositionstart', term.compositionHelper.compositionstart.bind(term.compositionHelper)); |
485 | on(term.textarea, 'compositionupdate', term.compositionHelper.compositionupdate.bind(term.compositionHelper)); | |
486 | on(term.textarea, 'compositionend', term.compositionHelper.compositionend.bind(term.compositionHelper)); | |
487 | term.on('refresh', term.compositionHelper.updateCompositionElements.bind(term.compositionHelper)); | |
488 | }; | |
5fd1948b | 489 | |
3f455f90 | 490 | |
db76868c PK |
491 | /** |
492 | * Insert the given row to the terminal or produce a new one | |
493 | * if no row argument is passed. Return the inserted row. | |
494 | * @param {HTMLElement} row (optional) The row to append to the terminal. | |
495 | */ | |
496 | Terminal.prototype.insertRow = function (row) { | |
497 | if (typeof row != 'object') { | |
498 | row = document.createElement('div'); | |
499 | } | |
cc7f4d0d | 500 | |
db76868c PK |
501 | this.rowContainer.appendChild(row); |
502 | this.children.push(row); | |
cd956bca | 503 | |
db76868c PK |
504 | return row; |
505 | }; | |
7988f634 | 506 | |
db76868c PK |
507 | /** |
508 | * Opens the terminal within an element. | |
509 | * | |
510 | * @param {HTMLElement} parent The element to create the terminal within. | |
511 | */ | |
512 | Terminal.prototype.open = function(parent) { | |
513 | var self=this, i=0, div; | |
514 | ||
515 | this.parent = parent || this.parent; | |
516 | ||
517 | if (!this.parent) { | |
518 | throw new Error('Terminal requires a parent element.'); | |
519 | } | |
520 | ||
521 | // Grab global elements | |
522 | this.context = this.parent.ownerDocument.defaultView; | |
523 | this.document = this.parent.ownerDocument; | |
524 | this.body = this.document.getElementsByTagName('body')[0]; | |
525 | ||
526 | // Parse User-Agent | |
527 | if (this.context.navigator && this.context.navigator.userAgent) { | |
528 | this.isMSIE = !!~this.context.navigator.userAgent.indexOf('MSIE'); | |
529 | } | |
530 | ||
531 | // Find the users platform. We use this to interpret the meta key | |
532 | // and ISO third level shifts. | |
533 | // http://stackoverflow.com/q/19877924/577598 | |
534 | if (this.context.navigator && this.context.navigator.platform) { | |
535 | this.isMac = contains( | |
536 | this.context.navigator.platform, | |
537 | ['Macintosh', 'MacIntel', 'MacPPC', 'Mac68K'] | |
538 | ); | |
539 | this.isIpad = this.context.navigator.platform === 'iPad'; | |
540 | this.isIphone = this.context.navigator.platform === 'iPhone'; | |
541 | this.isMSWindows = contains( | |
542 | this.context.navigator.platform, | |
543 | ['Windows', 'Win16', 'Win32', 'WinCE'] | |
544 | ); | |
545 | } | |
546 | ||
547 | //Create main element container | |
548 | this.element = this.document.createElement('div'); | |
549 | this.element.classList.add('terminal'); | |
550 | this.element.classList.add('xterm'); | |
551 | this.element.classList.add('xterm-theme-' + this.theme); | |
552 | ||
553 | this.element.style.height | |
554 | this.element.setAttribute('tabindex', 0); | |
555 | ||
556 | this.viewportElement = document.createElement('div'); | |
557 | this.viewportElement.classList.add('xterm-viewport'); | |
558 | this.element.appendChild(this.viewportElement); | |
559 | this.viewportScrollArea = document.createElement('div'); | |
560 | this.viewportScrollArea.classList.add('xterm-scroll-area'); | |
561 | this.viewportElement.appendChild(this.viewportScrollArea); | |
562 | ||
563 | // Create the container that will hold the lines of the terminal and then | |
564 | // produce the lines the lines. | |
565 | this.rowContainer = document.createElement('div'); | |
566 | this.rowContainer.classList.add('xterm-rows'); | |
567 | this.element.appendChild(this.rowContainer); | |
568 | this.children = []; | |
569 | ||
570 | // Create the container that will hold helpers like the textarea for | |
571 | // capturing DOM Events. Then produce the helpers. | |
572 | this.helperContainer = document.createElement('div'); | |
573 | this.helperContainer.classList.add('xterm-helpers'); | |
574 | // TODO: This should probably be inserted once it's filled to prevent an additional layout | |
575 | this.element.appendChild(this.helperContainer); | |
576 | this.textarea = document.createElement('textarea'); | |
577 | this.textarea.classList.add('xterm-helper-textarea'); | |
578 | this.textarea.setAttribute('autocorrect', 'off'); | |
579 | this.textarea.setAttribute('autocapitalize', 'off'); | |
580 | this.textarea.setAttribute('spellcheck', 'false'); | |
581 | this.textarea.tabIndex = 0; | |
582 | this.textarea.addEventListener('focus', function() { | |
583 | self.emit('focus', {terminal: self}); | |
584 | }); | |
585 | this.textarea.addEventListener('blur', function() { | |
586 | self.emit('blur', {terminal: self}); | |
587 | }); | |
588 | this.helperContainer.appendChild(this.textarea); | |
589 | ||
590 | this.compositionView = document.createElement('div'); | |
591 | this.compositionView.classList.add('composition-view'); | |
592 | this.compositionHelper = new CompositionHelper(this.textarea, this.compositionView, this); | |
593 | this.helperContainer.appendChild(this.compositionView); | |
594 | ||
595 | this.charMeasureElement = document.createElement('div'); | |
596 | this.charMeasureElement.classList.add('xterm-char-measure-element'); | |
597 | this.charMeasureElement.innerHTML = 'W'; | |
598 | this.helperContainer.appendChild(this.charMeasureElement); | |
599 | ||
600 | for (; i < this.rows; i++) { | |
601 | this.insertRow(); | |
602 | } | |
603 | this.parent.appendChild(this.element); | |
604 | ||
605 | this.viewport = new Viewport(this, this.viewportElement, this.viewportScrollArea, this.charMeasureElement); | |
606 | ||
607 | // Draw the screen. | |
608 | this.refresh(0, this.rows - 1); | |
609 | ||
610 | // Initialize global actions that | |
611 | // need to be taken on the document. | |
612 | this.initGlobal(); | |
613 | ||
614 | // Ensure there is a Terminal.focus. | |
615 | this.focus(); | |
616 | ||
4e1bbee6 | 617 | on(this.element, 'click', function() { |
db76868c PK |
618 | var selection = document.getSelection(), |
619 | collapsed = selection.isCollapsed, | |
620 | isRange = typeof collapsed == 'boolean' ? !collapsed : selection.type == 'Range'; | |
621 | if (!isRange) { | |
622 | self.focus(); | |
623 | } | |
624 | }); | |
3f455f90 | 625 | |
db76868c PK |
626 | // Listen for mouse events and translate |
627 | // them into terminal mouse protocols. | |
628 | this.bindMouse(); | |
8bc844c0 | 629 | |
db76868c PK |
630 | // Figure out whether boldness affects |
631 | // the character width of monospace fonts. | |
632 | if (Terminal.brokenBold == null) { | |
633 | Terminal.brokenBold = isBoldBroken(this.document); | |
634 | } | |
8bc844c0 | 635 | |
db76868c PK |
636 | this.emit('open'); |
637 | }; | |
8bc844c0 | 638 | |
8bc844c0 | 639 | |
db76868c PK |
640 | /** |
641 | * Attempts to load an add-on using CommonJS or RequireJS (whichever is available). | |
642 | * @param {string} addon The name of the addon to load | |
643 | * @static | |
644 | */ | |
645 | Terminal.loadAddon = function(addon, callback) { | |
646 | if (typeof exports === 'object' && typeof module === 'object') { | |
647 | // CommonJS | |
763f148f | 648 | return require('../addons/' + addon); |
db76868c PK |
649 | } else if (typeof define == 'function') { |
650 | // RequireJS | |
651 | return require(['../addons/' + addon + '/' + addon], callback); | |
652 | } else { | |
653 | console.error('Cannot load a module without a CommonJS or RequireJS environment.'); | |
654 | return false; | |
655 | } | |
656 | }; | |
8bc844c0 | 657 | |
8bc844c0 | 658 | |
db76868c PK |
659 | /** |
660 | * XTerm mouse events | |
661 | * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Mouse%20Tracking | |
662 | * To better understand these | |
663 | * the xterm code is very helpful: | |
664 | * Relevant files: | |
665 | * button.c, charproc.c, misc.c | |
666 | * Relevant functions in xterm/button.c: | |
667 | * BtnCode, EmitButtonCode, EditorButton, SendMousePosition | |
668 | */ | |
669 | Terminal.prototype.bindMouse = function() { | |
670 | var el = this.element, self = this, pressed = 32; | |
671 | ||
672 | // mouseup, mousedown, wheel | |
673 | // left click: ^[[M 3<^[[M#3< | |
674 | // wheel up: ^[[M`3> | |
675 | function sendButton(ev) { | |
676 | var button | |
677 | , pos; | |
678 | ||
679 | // get the xterm-style button | |
680 | button = getButton(ev); | |
681 | ||
682 | // get mouse coordinates | |
683 | pos = getCoords(ev); | |
684 | if (!pos) return; | |
685 | ||
686 | sendEvent(button, pos); | |
687 | ||
688 | switch (ev.overrideType || ev.type) { | |
689 | case 'mousedown': | |
690 | pressed = button; | |
691 | break; | |
692 | case 'mouseup': | |
693 | // keep it at the left | |
694 | // button, just in case. | |
695 | pressed = 32; | |
696 | break; | |
697 | case 'wheel': | |
698 | // nothing. don't | |
699 | // interfere with | |
700 | // `pressed`. | |
701 | break; | |
702 | } | |
703 | } | |
704 | ||
705 | // motion example of a left click: | |
706 | // ^[[M 3<^[[M@4<^[[M@5<^[[M@6<^[[M@7<^[[M#7< | |
707 | function sendMove(ev) { | |
708 | var button = pressed | |
709 | , pos; | |
710 | ||
711 | pos = getCoords(ev); | |
712 | if (!pos) return; | |
713 | ||
714 | // buttons marked as motions | |
715 | // are incremented by 32 | |
716 | button += 32; | |
717 | ||
718 | sendEvent(button, pos); | |
719 | } | |
720 | ||
721 | // encode button and | |
722 | // position to characters | |
723 | function encode(data, ch) { | |
724 | if (!self.utfMouse) { | |
725 | if (ch === 255) return data.push(0); | |
726 | if (ch > 127) ch = 127; | |
727 | data.push(ch); | |
728 | } else { | |
729 | if (ch === 2047) return data.push(0); | |
730 | if (ch < 127) { | |
731 | data.push(ch); | |
732 | } else { | |
733 | if (ch > 2047) ch = 2047; | |
734 | data.push(0xC0 | (ch >> 6)); | |
735 | data.push(0x80 | (ch & 0x3F)); | |
736 | } | |
737 | } | |
738 | } | |
739 | ||
740 | // send a mouse event: | |
741 | // regular/utf8: ^[[M Cb Cx Cy | |
742 | // urxvt: ^[[ Cb ; Cx ; Cy M | |
743 | // sgr: ^[[ Cb ; Cx ; Cy M/m | |
744 | // vt300: ^[[ 24(1/3/5)~ [ Cx , Cy ] \r | |
745 | // locator: CSI P e ; P b ; P r ; P c ; P p & w | |
746 | function sendEvent(button, pos) { | |
747 | // self.emit('mouse', { | |
748 | // x: pos.x - 32, | |
749 | // y: pos.x - 32, | |
750 | // button: button | |
751 | // }); | |
752 | ||
753 | if (self.vt300Mouse) { | |
754 | // NOTE: Unstable. | |
755 | // http://www.vt100.net/docs/vt3xx-gp/chapter15.html | |
756 | button &= 3; | |
757 | pos.x -= 32; | |
758 | pos.y -= 32; | |
759 | var data = '\x1b[24'; | |
760 | if (button === 0) data += '1'; | |
761 | else if (button === 1) data += '3'; | |
762 | else if (button === 2) data += '5'; | |
763 | else if (button === 3) return; | |
764 | else data += '0'; | |
765 | data += '~[' + pos.x + ',' + pos.y + ']\r'; | |
766 | self.send(data); | |
767 | return; | |
768 | } | |
00f4232e | 769 | |
db76868c PK |
770 | if (self.decLocator) { |
771 | // NOTE: Unstable. | |
772 | button &= 3; | |
773 | pos.x -= 32; | |
774 | pos.y -= 32; | |
775 | if (button === 0) button = 2; | |
776 | else if (button === 1) button = 4; | |
777 | else if (button === 2) button = 6; | |
778 | else if (button === 3) button = 3; | |
779 | self.send('\x1b[' | |
780 | + button | |
781 | + ';' | |
782 | + (button === 3 ? 4 : 0) | |
783 | + ';' | |
784 | + pos.y | |
785 | + ';' | |
786 | + pos.x | |
787 | + ';' | |
788 | + (pos.page || 0) | |
789 | + '&w'); | |
790 | return; | |
791 | } | |
00f4232e | 792 | |
db76868c PK |
793 | if (self.urxvtMouse) { |
794 | pos.x -= 32; | |
795 | pos.y -= 32; | |
796 | pos.x++; | |
797 | pos.y++; | |
798 | self.send('\x1b[' + button + ';' + pos.x + ';' + pos.y + 'M'); | |
799 | return; | |
800 | } | |
8bc844c0 | 801 | |
db76868c PK |
802 | if (self.sgrMouse) { |
803 | pos.x -= 32; | |
804 | pos.y -= 32; | |
805 | self.send('\x1b[<' | |
806 | + ((button & 3) === 3 ? button & ~3 : button) | |
807 | + ';' | |
808 | + pos.x | |
809 | + ';' | |
810 | + pos.y | |
811 | + ((button & 3) === 3 ? 'm' : 'M')); | |
812 | return; | |
813 | } | |
8bc844c0 | 814 | |
db76868c PK |
815 | var data = []; |
816 | ||
817 | encode(data, button); | |
818 | encode(data, pos.x); | |
819 | encode(data, pos.y); | |
820 | ||
821 | self.send('\x1b[M' + String.fromCharCode.apply(String, data)); | |
822 | } | |
823 | ||
824 | function getButton(ev) { | |
825 | var button | |
826 | , shift | |
827 | , meta | |
828 | , ctrl | |
829 | , mod; | |
830 | ||
831 | // two low bits: | |
832 | // 0 = left | |
833 | // 1 = middle | |
834 | // 2 = right | |
835 | // 3 = release | |
836 | // wheel up/down: | |
837 | // 1, and 2 - with 64 added | |
838 | switch (ev.overrideType || ev.type) { | |
839 | case 'mousedown': | |
840 | button = ev.button != null | |
841 | ? +ev.button | |
842 | : ev.which != null | |
843 | ? ev.which - 1 | |
844 | : null; | |
845 | ||
846 | if (self.isMSIE) { | |
847 | button = button === 1 ? 0 : button === 4 ? 1 : button; | |
848 | } | |
849 | break; | |
850 | case 'mouseup': | |
851 | button = 3; | |
852 | break; | |
853 | case 'DOMMouseScroll': | |
854 | button = ev.detail < 0 | |
855 | ? 64 | |
856 | : 65; | |
857 | break; | |
858 | case 'wheel': | |
859 | button = ev.wheelDeltaY > 0 | |
860 | ? 64 | |
861 | : 65; | |
862 | break; | |
863 | } | |
8bc844c0 | 864 | |
db76868c PK |
865 | // next three bits are the modifiers: |
866 | // 4 = shift, 8 = meta, 16 = control | |
867 | shift = ev.shiftKey ? 4 : 0; | |
868 | meta = ev.metaKey ? 8 : 0; | |
869 | ctrl = ev.ctrlKey ? 16 : 0; | |
870 | mod = shift | meta | ctrl; | |
871 | ||
872 | // no mods | |
873 | if (self.vt200Mouse) { | |
874 | // ctrl only | |
875 | mod &= ctrl; | |
876 | } else if (!self.normalMouse) { | |
877 | mod = 0; | |
878 | } | |
8bc844c0 | 879 | |
db76868c PK |
880 | // increment to SP |
881 | button = (32 + (mod << 2)) + button; | |
a52b7e7a | 882 | |
db76868c PK |
883 | return button; |
884 | } | |
8bc844c0 | 885 | |
db76868c PK |
886 | // mouse coordinates measured in cols/rows |
887 | function getCoords(ev) { | |
888 | var x, y, w, h, el; | |
8bc844c0 | 889 | |
db76868c PK |
890 | // ignore browsers without pageX for now |
891 | if (ev.pageX == null) return; | |
8bc844c0 | 892 | |
db76868c PK |
893 | x = ev.pageX; |
894 | y = ev.pageY; | |
895 | el = self.element; | |
8bc844c0 | 896 | |
db76868c PK |
897 | // should probably check offsetParent |
898 | // but this is more portable | |
899 | while (el && el !== self.document.documentElement) { | |
900 | x -= el.offsetLeft; | |
901 | y -= el.offsetTop; | |
902 | el = 'offsetParent' in el | |
903 | ? el.offsetParent | |
904 | : el.parentNode; | |
905 | } | |
3f455f90 | 906 | |
db76868c PK |
907 | // convert to cols/rows |
908 | w = self.element.clientWidth; | |
909 | h = self.element.clientHeight; | |
910 | x = Math.ceil((x / w) * self.cols); | |
911 | y = Math.ceil((y / h) * self.rows); | |
912 | ||
913 | // be sure to avoid sending | |
914 | // bad positions to the program | |
915 | if (x < 0) x = 0; | |
916 | if (x > self.cols) x = self.cols; | |
917 | if (y < 0) y = 0; | |
918 | if (y > self.rows) y = self.rows; | |
919 | ||
920 | // xterm sends raw bytes and | |
921 | // starts at 32 (SP) for each. | |
922 | x += 32; | |
923 | y += 32; | |
924 | ||
925 | return { | |
926 | x: x, | |
927 | y: y, | |
928 | type: 'wheel' | |
f3bd6145 | 929 | }; |
db76868c | 930 | } |
8bc844c0 | 931 | |
db76868c PK |
932 | on(el, 'mousedown', function(ev) { |
933 | if (!self.mouseEvents) return; | |
8bc844c0 | 934 | |
db76868c PK |
935 | // send the button |
936 | sendButton(ev); | |
8bc844c0 | 937 | |
db76868c PK |
938 | // ensure focus |
939 | self.focus(); | |
8bc844c0 | 940 | |
db76868c PK |
941 | // fix for odd bug |
942 | //if (self.vt200Mouse && !self.normalMouse) { | |
943 | if (self.vt200Mouse) { | |
944 | ev.overrideType = 'mouseup'; | |
945 | sendButton(ev); | |
946 | return self.cancel(ev); | |
947 | } | |
8bc844c0 | 948 | |
db76868c PK |
949 | // bind events |
950 | if (self.normalMouse) on(self.document, 'mousemove', sendMove); | |
b01165c1 | 951 | |
db76868c PK |
952 | // x10 compatibility mode can't send button releases |
953 | if (!self.x10Mouse) { | |
954 | on(self.document, 'mouseup', function up(ev) { | |
955 | sendButton(ev); | |
956 | if (self.normalMouse) off(self.document, 'mousemove', sendMove); | |
957 | off(self.document, 'mouseup', up); | |
958 | return self.cancel(ev); | |
4595a181 | 959 | }); |
db76868c | 960 | } |
29000fb7 | 961 | |
db76868c PK |
962 | return self.cancel(ev); |
963 | }); | |
964 | ||
965 | //if (self.normalMouse) { | |
966 | // on(self.document, 'mousemove', sendMove); | |
967 | //} | |
968 | ||
969 | on(el, 'wheel', function(ev) { | |
970 | if (!self.mouseEvents) return; | |
971 | if (self.x10Mouse | |
972 | || self.vt300Mouse | |
973 | || self.decLocator) return; | |
974 | sendButton(ev); | |
975 | return self.cancel(ev); | |
976 | }); | |
977 | ||
978 | // allow wheel scrolling in | |
979 | // the shell for example | |
980 | on(el, 'wheel', function(ev) { | |
981 | if (self.mouseEvents) return; | |
db76868c PK |
982 | self.viewport.onWheel(ev); |
983 | return self.cancel(ev); | |
984 | }); | |
985 | }; | |
fc7b22dc | 986 | |
db76868c PK |
987 | /** |
988 | * Destroys the terminal. | |
989 | */ | |
990 | Terminal.prototype.destroy = function() { | |
991 | this.readable = false; | |
992 | this.writable = false; | |
993 | this._events = {}; | |
994 | this.handler = function() {}; | |
995 | this.write = function() {}; | |
996 | if (this.element.parentNode) { | |
997 | this.element.parentNode.removeChild(this.element); | |
998 | } | |
999 | //this.emit('close'); | |
1000 | }; | |
670b0d58 | 1001 | |
8bc844c0 | 1002 | |
db76868c PK |
1003 | /** |
1004 | * Flags used to render terminal text properly | |
1005 | */ | |
1006 | Terminal.flags = { | |
1007 | BOLD: 1, | |
1008 | UNDERLINE: 2, | |
1009 | BLINK: 4, | |
1010 | INVERSE: 8, | |
1011 | INVISIBLE: 16 | |
1012 | } | |
26af6ffd | 1013 | |
db76868c PK |
1014 | /** |
1015 | * Refreshes (re-renders) terminal content within two rows (inclusive) | |
1016 | * | |
1017 | * Rendering Engine: | |
1018 | * | |
1019 | * In the screen buffer, each character is stored as a an array with a character | |
1020 | * and a 32-bit integer: | |
1021 | * - First value: a utf-16 character. | |
1022 | * - Second value: | |
1023 | * - Next 9 bits: background color (0-511). | |
1024 | * - Next 9 bits: foreground color (0-511). | |
1025 | * - Next 14 bits: a mask for misc. flags: | |
1026 | * - 1=bold | |
1027 | * - 2=underline | |
1028 | * - 4=blink | |
1029 | * - 8=inverse | |
1030 | * - 16=invisible | |
1031 | * | |
1032 | * @param {number} start The row to start from (between 0 and terminal's height terminal - 1) | |
1033 | * @param {number} end The row to end at (between fromRow and terminal's height terminal - 1) | |
1034 | * @param {boolean} queue Whether the refresh should ran right now or be queued | |
1035 | */ | |
1036 | Terminal.prototype.refresh = function(start, end, queue) { | |
1037 | var self = this; | |
1038 | ||
1039 | // queue defaults to true | |
1040 | queue = (typeof queue == 'undefined') ? true : queue; | |
1041 | ||
1042 | /** | |
1043 | * The refresh queue allows refresh to execute only approximately 30 times a second. For | |
1044 | * commands that pass a significant amount of output to the write function, this prevents the | |
1045 | * terminal from maxing out the CPU and making the UI unresponsive. While commands can still | |
1046 | * run beyond what they do on the terminal, it is far better with a debounce in place as | |
1047 | * every single terminal manipulation does not need to be constructed in the DOM. | |
1048 | * | |
1049 | * A side-effect of this is that it makes ^C to interrupt a process seem more responsive. | |
1050 | */ | |
1051 | if (queue) { | |
1052 | // If refresh should be queued, order the refresh and return. | |
1053 | if (this._refreshIsQueued) { | |
1054 | // If a refresh has already been queued, just order a full refresh next | |
1055 | this._fullRefreshNext = true; | |
1056 | } else { | |
1057 | setTimeout(function () { | |
1058 | self.refresh(start, end, false); | |
1059 | }, 34) | |
1060 | this._refreshIsQueued = true; | |
1061 | } | |
1062 | return; | |
1063 | } | |
1064 | ||
1065 | // If refresh should be run right now (not be queued), release the lock | |
1066 | this._refreshIsQueued = false; | |
1067 | ||
1068 | // If multiple refreshes were requested, make a full refresh. | |
1069 | if (this._fullRefreshNext) { | |
1070 | start = 0; | |
1071 | end = this.rows - 1; | |
1072 | this._fullRefreshNext = false // reset lock | |
1073 | } | |
1074 | ||
1075 | var x, y, i, line, out, ch, ch_width, width, data, attr, bg, fg, flags, row, parent, focused = document.activeElement; | |
1076 | ||
1077 | // If this is a big refresh, remove the terminal rows from the DOM for faster calculations | |
1078 | if (end - start >= this.rows / 2) { | |
1079 | parent = this.element.parentNode; | |
1080 | if (parent) { | |
1081 | this.element.removeChild(this.rowContainer); | |
1082 | } | |
1083 | } | |
8bc844c0 | 1084 | |
db76868c PK |
1085 | width = this.cols; |
1086 | y = start; | |
15f68335 | 1087 | |
db76868c PK |
1088 | if (end >= this.rows.length) { |
1089 | this.log('`end` is too large. Most likely a bad CSR.'); | |
1090 | end = this.rows.length - 1; | |
1091 | } | |
15f68335 | 1092 | |
db76868c PK |
1093 | for (; y <= end; y++) { |
1094 | row = y + this.ydisp; | |
8bc844c0 | 1095 | |
db76868c PK |
1096 | line = this.lines[row]; |
1097 | out = ''; | |
8bc844c0 | 1098 | |
db76868c PK |
1099 | if (this.y === y - (this.ybase - this.ydisp) |
1100 | && this.cursorState | |
1101 | && !this.cursorHidden) { | |
1102 | x = this.x; | |
1103 | } else { | |
1104 | x = -1; | |
1105 | } | |
8bc844c0 | 1106 | |
db76868c PK |
1107 | attr = this.defAttr; |
1108 | i = 0; | |
8bc844c0 | 1109 | |
db76868c PK |
1110 | for (; i < width; i++) { |
1111 | data = line[i][0]; | |
1112 | ch = line[i][1]; | |
1113 | ch_width = line[i][2]; | |
1114 | if (!ch_width) | |
1115 | continue; | |
57300f51 | 1116 | |
db76868c | 1117 | if (i === x) data = -1; |
57300f51 | 1118 | |
db76868c PK |
1119 | if (data !== attr) { |
1120 | if (attr !== this.defAttr) { | |
1121 | out += '</span>'; | |
1122 | } | |
1123 | if (data !== this.defAttr) { | |
1124 | if (data === -1) { | |
1125 | out += '<span class="reverse-video terminal-cursor'; | |
1126 | if (this.cursorBlink) { | |
1127 | out += ' blinking'; | |
1128 | } | |
1129 | out += '">'; | |
1130 | } else { | |
1131 | var classNames = []; | |
57300f51 | 1132 | |
db76868c PK |
1133 | bg = data & 0x1ff; |
1134 | fg = (data >> 9) & 0x1ff; | |
1135 | flags = data >> 18; | |
8bc844c0 | 1136 | |
db76868c PK |
1137 | if (flags & Terminal.flags.BOLD) { |
1138 | if (!Terminal.brokenBold) { | |
1139 | classNames.push('xterm-bold'); | |
1140 | } | |
1141 | // See: XTerm*boldColors | |
1142 | if (fg < 8) fg += 8; | |
1143 | } | |
8bc844c0 | 1144 | |
db76868c PK |
1145 | if (flags & Terminal.flags.UNDERLINE) { |
1146 | classNames.push('xterm-underline'); | |
1147 | } | |
8bc844c0 | 1148 | |
db76868c PK |
1149 | if (flags & Terminal.flags.BLINK) { |
1150 | classNames.push('xterm-blink'); | |
1151 | } | |
8bc844c0 | 1152 | |
db76868c PK |
1153 | // If inverse flag is on, then swap the foreground and background variables. |
1154 | if (flags & Terminal.flags.INVERSE) { | |
1155 | /* One-line variable swap in JavaScript: http://stackoverflow.com/a/16201730 */ | |
1156 | bg = [fg, fg = bg][0]; | |
1157 | // Should inverse just be before the | |
1158 | // above boldColors effect instead? | |
1159 | if ((flags & 1) && fg < 8) fg += 8; | |
1160 | } | |
8bc844c0 | 1161 | |
db76868c PK |
1162 | if (flags & Terminal.flags.INVISIBLE) { |
1163 | classNames.push('xterm-hidden'); | |
1164 | } | |
8bc844c0 | 1165 | |
db76868c PK |
1166 | /** |
1167 | * Weird situation: Invert flag used black foreground and white background results | |
1168 | * in invalid background color, positioned at the 256 index of the 256 terminal | |
1169 | * color map. Pin the colors manually in such a case. | |
1170 | * | |
1171 | * Source: https://github.com/sourcelair/xterm.js/issues/57 | |
1172 | */ | |
1173 | if (flags & Terminal.flags.INVERSE) { | |
1174 | if (bg == 257) { | |
1175 | bg = 15; | |
1176 | } | |
1177 | if (fg == 256) { | |
1178 | fg = 0; | |
1179 | } | |
1180 | } | |
8bc844c0 | 1181 | |
db76868c PK |
1182 | if (bg < 256) { |
1183 | classNames.push('xterm-bg-color-' + bg); | |
1184 | } | |
a7f50531 | 1185 | |
db76868c PK |
1186 | if (fg < 256) { |
1187 | classNames.push('xterm-color-' + fg); | |
1188 | } | |
a7f50531 | 1189 | |
db76868c PK |
1190 | out += '<span'; |
1191 | if (classNames.length) { | |
1192 | out += ' class="' + classNames.join(' ') + '"'; | |
1193 | } | |
1194 | out += '>'; | |
1195 | } | |
1196 | } | |
3f455f90 | 1197 | } |
efa0e3c1 | 1198 | |
db76868c PK |
1199 | switch (ch) { |
1200 | case '&': | |
1201 | out += '&'; | |
1202 | break; | |
1203 | case '<': | |
1204 | out += '<'; | |
1205 | break; | |
1206 | case '>': | |
1207 | out += '>'; | |
1208 | break; | |
1209 | default: | |
1210 | if (ch <= ' ') { | |
1211 | out += ' '; | |
3f455f90 | 1212 | } else { |
db76868c | 1213 | out += ch; |
3f455f90 | 1214 | } |
db76868c | 1215 | break; |
3f455f90 | 1216 | } |
8bc844c0 | 1217 | |
db76868c PK |
1218 | attr = data; |
1219 | } | |
8bc844c0 | 1220 | |
db76868c PK |
1221 | if (attr !== this.defAttr) { |
1222 | out += '</span>'; | |
1223 | } | |
8bc844c0 | 1224 | |
db76868c PK |
1225 | this.children[y].innerHTML = out; |
1226 | } | |
8bc844c0 | 1227 | |
db76868c PK |
1228 | if (parent) { |
1229 | this.element.appendChild(this.rowContainer); | |
1230 | } | |
8bc844c0 | 1231 | |
db76868c PK |
1232 | this.emit('refresh', {element: this.element, start: start, end: end}); |
1233 | }; | |
8bc844c0 | 1234 | |
db76868c PK |
1235 | /** |
1236 | * Display the cursor element | |
1237 | */ | |
1238 | Terminal.prototype.showCursor = function() { | |
1239 | if (!this.cursorState) { | |
1240 | this.cursorState = 1; | |
1241 | this.refresh(this.y, this.y); | |
1242 | } | |
1243 | }; | |
8bc844c0 | 1244 | |
db76868c PK |
1245 | /** |
1246 | * Scroll the terminal | |
1247 | */ | |
1248 | Terminal.prototype.scroll = function() { | |
1249 | var row; | |
1250 | ||
1251 | if (++this.ybase === this.scrollback) { | |
1252 | this.ybase = this.ybase / 2 | 0; | |
1253 | this.lines = this.lines.slice(-(this.ybase + this.rows) + 1); | |
1254 | } | |
1255 | ||
5e68acfc MK |
1256 | if (!this.userScrolling) { |
1257 | this.ydisp = this.ybase; | |
1258 | } | |
db76868c PK |
1259 | |
1260 | // last line | |
1261 | row = this.ybase + this.rows - 1; | |
1262 | ||
1263 | // subtract the bottom scroll region | |
1264 | row -= this.rows - 1 - this.scrollBottom; | |
1265 | ||
1266 | if (row === this.lines.length) { | |
1267 | // potential optimization: | |
1268 | // pushing is faster than splicing | |
1269 | // when they amount to the same | |
1270 | // behavior. | |
1271 | this.lines.push(this.blankLine()); | |
1272 | } else { | |
1273 | // add our new line | |
1274 | this.lines.splice(row, 0, this.blankLine()); | |
1275 | } | |
1276 | ||
1277 | if (this.scrollTop !== 0) { | |
1278 | if (this.ybase !== 0) { | |
1279 | this.ybase--; | |
5e68acfc MK |
1280 | if (!this.userScrolling) { |
1281 | this.ydisp = this.ybase; | |
1282 | } | |
db76868c PK |
1283 | } |
1284 | this.lines.splice(this.ybase + this.scrollTop, 1); | |
1285 | } | |
8bc844c0 | 1286 | |
db76868c PK |
1287 | // this.maxRange(); |
1288 | this.updateRange(this.scrollTop); | |
1289 | this.updateRange(this.scrollBottom); | |
8bc844c0 | 1290 | |
db76868c PK |
1291 | this.emit('scroll', this.ydisp); |
1292 | }; | |
1293 | ||
1294 | /** | |
1295 | * Scroll the display of the terminal | |
1296 | * @param {number} disp The number of lines to scroll down (negatives scroll up). | |
1297 | * @param {boolean} suppressScrollEvent Don't emit the scroll event as scrollDisp. This is used | |
1298 | * to avoid unwanted events being handled by the veiwport when the event was triggered from the | |
1299 | * viewport originally. | |
1300 | */ | |
1301 | Terminal.prototype.scrollDisp = function(disp, suppressScrollEvent) { | |
5e68acfc MK |
1302 | if (disp < 0) { |
1303 | this.userScrolling = true; | |
1304 | } else if (disp + this.ydisp >= this.ybase) { | |
1305 | this.userScrolling = false; | |
1306 | } | |
1307 | ||
db76868c | 1308 | this.ydisp += disp; |
8bc844c0 | 1309 | |
db76868c PK |
1310 | if (this.ydisp > this.ybase) { |
1311 | this.ydisp = this.ybase; | |
1312 | } else if (this.ydisp < 0) { | |
1313 | this.ydisp = 0; | |
1314 | } | |
8bc844c0 | 1315 | |
db76868c PK |
1316 | if (!suppressScrollEvent) { |
1317 | this.emit('scroll', this.ydisp); | |
1318 | } | |
8bc844c0 | 1319 | |
db76868c PK |
1320 | this.refresh(0, this.rows - 1); |
1321 | }; | |
8bc844c0 | 1322 | |
fe0d878b DI |
1323 | /** |
1324 | * Scroll the display of the terminal by a number of pages. | |
0ad02a4a | 1325 | * @param {number} pageCount The number of pages to scroll (negative scrolls up). |
fe0d878b DI |
1326 | */ |
1327 | Terminal.prototype.scrollPages = function(pageCount) { | |
1328 | this.scrollDisp(pageCount * (this.rows - 1)); | |
1329 | } | |
1330 | ||
0bf7bf56 DI |
1331 | /** |
1332 | * Scrolls the display of the terminal to the top. | |
1333 | */ | |
e5d130b6 DI |
1334 | Terminal.prototype.scrollToTop = function() { |
1335 | this.scrollDisp(-this.ydisp); | |
1336 | } | |
1337 | ||
0bf7bf56 DI |
1338 | /** |
1339 | * Scrolls the display of the terminal to the bottom. | |
1340 | */ | |
e5d130b6 DI |
1341 | Terminal.prototype.scrollToBottom = function() { |
1342 | this.scrollDisp(this.ybase - this.ydisp); | |
1343 | } | |
1344 | ||
db76868c PK |
1345 | /** |
1346 | * Writes text to the terminal. | |
1347 | * @param {string} text The text to write to the terminal. | |
1348 | */ | |
1349 | Terminal.prototype.write = function(data) { | |
1350 | var l = data.length, i = 0, j, cs, ch, code, low, ch_width, row; | |
1351 | ||
1352 | this.refreshStart = this.y; | |
1353 | this.refreshEnd = this.y; | |
1354 | ||
db76868c PK |
1355 | // apply leftover surrogate high from last write |
1356 | if (this.surrogate_high) { | |
1357 | data = this.surrogate_high + data; | |
1358 | this.surrogate_high = ''; | |
1359 | } | |
1360 | ||
1361 | for (; i < l; i++) { | |
1362 | ch = data[i]; | |
1363 | ||
1364 | // FIXME: higher chars than 0xa0 are not allowed in escape sequences | |
1365 | // --> maybe move to default | |
1366 | code = data.charCodeAt(i); | |
1367 | if (0xD800 <= code && code <= 0xDBFF) { | |
1368 | // we got a surrogate high | |
1369 | // get surrogate low (next 2 bytes) | |
1370 | low = data.charCodeAt(i+1); | |
1371 | if (isNaN(low)) { | |
1372 | // end of data stream, save surrogate high | |
1373 | this.surrogate_high = ch; | |
1374 | continue; | |
3f455f90 | 1375 | } |
db76868c PK |
1376 | code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000; |
1377 | ch += data.charAt(i+1); | |
1378 | } | |
1379 | // surrogate low - already handled above | |
1380 | if (0xDC00 <= code && code <= 0xDFFF) | |
1381 | continue; | |
1382 | ||
1383 | switch (this.state) { | |
1384 | case normal: | |
1385 | switch (ch) { | |
1386 | case '\x07': | |
1387 | this.bell(); | |
1388 | break; | |
8bc844c0 | 1389 | |
db76868c PK |
1390 | // '\n', '\v', '\f' |
1391 | case '\n': | |
1392 | case '\x0b': | |
1393 | case '\x0c': | |
1394 | if (this.convertEol) { | |
1395 | this.x = 0; | |
1396 | } | |
1397 | this.y++; | |
1398 | if (this.y > this.scrollBottom) { | |
1399 | this.y--; | |
1400 | this.scroll(); | |
1401 | } | |
1402 | break; | |
8bc844c0 | 1403 | |
db76868c PK |
1404 | // '\r' |
1405 | case '\r': | |
1406 | this.x = 0; | |
1407 | break; | |
3f455f90 | 1408 | |
db76868c PK |
1409 | // '\b' |
1410 | case '\x08': | |
1411 | if (this.x > 0) { | |
1412 | this.x--; | |
1413 | } | |
1414 | break; | |
3f455f90 | 1415 | |
db76868c PK |
1416 | // '\t' |
1417 | case '\t': | |
1418 | this.x = this.nextStop(); | |
1419 | break; | |
8bc844c0 | 1420 | |
db76868c PK |
1421 | // shift out |
1422 | case '\x0e': | |
1423 | this.setgLevel(1); | |
1424 | break; | |
3f455f90 | 1425 | |
db76868c PK |
1426 | // shift in |
1427 | case '\x0f': | |
1428 | this.setgLevel(0); | |
1429 | break; | |
3f455f90 | 1430 | |
db76868c PK |
1431 | // '\e' |
1432 | case '\x1b': | |
1433 | this.state = escaped; | |
1434 | break; | |
3f455f90 | 1435 | |
db76868c PK |
1436 | default: |
1437 | // ' ' | |
1438 | // calculate print space | |
1439 | // expensive call, therefore we save width in line buffer | |
1440 | ch_width = wcwidth(code); | |
3f455f90 | 1441 | |
db76868c PK |
1442 | if (ch >= ' ') { |
1443 | if (this.charset && this.charset[ch]) { | |
1444 | ch = this.charset[ch]; | |
1445 | } | |
3f455f90 | 1446 | |
db76868c | 1447 | row = this.y + this.ybase; |
3f455f90 | 1448 | |
db76868c PK |
1449 | // insert combining char in last cell |
1450 | // FIXME: needs handling after cursor jumps | |
1451 | if (!ch_width && this.x) { | |
3f455f90 | 1452 | |
db76868c PK |
1453 | // dont overflow left |
1454 | if (this.lines[row][this.x-1]) { | |
1455 | if (!this.lines[row][this.x-1][2]) { | |
1a384616 | 1456 | |
db76868c PK |
1457 | // found empty cell after fullwidth, need to go 2 cells back |
1458 | if (this.lines[row][this.x-2]) | |
1459 | this.lines[row][this.x-2][1] += ch; | |
a6e85ad5 | 1460 | |
db76868c PK |
1461 | } else { |
1462 | this.lines[row][this.x-1][1] += ch; | |
1463 | } | |
1464 | this.updateRange(this.y); | |
1465 | } | |
1466 | break; | |
1467 | } | |
a6e85ad5 | 1468 | |
db76868c PK |
1469 | // goto next line if ch would overflow |
1470 | // TODO: needs a global min terminal width of 2 | |
1471 | if (this.x+ch_width-1 >= this.cols) { | |
1472 | // autowrap - DECAWM | |
1473 | if (this.wraparoundMode) { | |
1474 | this.x = 0; | |
1475 | this.y++; | |
1476 | if (this.y > this.scrollBottom) { | |
1477 | this.y--; | |
1478 | this.scroll(); | |
1479 | } | |
1480 | } else { | |
1481 | this.x = this.cols-1; | |
1482 | if(ch_width===2) // FIXME: check for xterm behavior | |
1483 | continue; | |
1484 | } | |
1485 | } | |
1486 | row = this.y + this.ybase; | |
1487 | ||
1488 | // insert mode: move characters to right | |
1489 | if (this.insertMode) { | |
1490 | // do this twice for a fullwidth char | |
1491 | for (var moves=0; moves<ch_width; ++moves) { | |
1492 | // remove last cell, if it's width is 0 | |
1493 | // we have to adjust the second last cell as well | |
1494 | var removed = this.lines[this.y + this.ybase].pop(); | |
1495 | if (removed[2]===0 | |
1496 | && this.lines[row][this.cols-2] | |
1497 | && this.lines[row][this.cols-2][2]===2) | |
1498 | this.lines[row][this.cols-2] = [this.curAttr, ' ', 1]; | |
1499 | ||
1500 | // insert empty cell at cursor | |
1501 | this.lines[row].splice(this.x, 0, [this.curAttr, ' ', 1]); | |
1502 | } | |
1503 | } | |
a6e85ad5 | 1504 | |
db76868c PK |
1505 | this.lines[row][this.x] = [this.curAttr, ch, ch_width]; |
1506 | this.x++; | |
1507 | this.updateRange(this.y); | |
af29effb | 1508 | |
db76868c PK |
1509 | // fullwidth char - set next cell width to zero and advance cursor |
1510 | if (ch_width===2) { | |
1511 | this.lines[row][this.x] = [this.curAttr, '', 0]; | |
1512 | this.x++; | |
1513 | } | |
1514 | } | |
1515 | break; | |
1516 | } | |
1517 | break; | |
1518 | case escaped: | |
1519 | switch (ch) { | |
1520 | // ESC [ Control Sequence Introducer ( CSI is 0x9b). | |
1521 | case '[': | |
1522 | this.params = []; | |
1523 | this.currentParam = 0; | |
1524 | this.state = csi; | |
1525 | break; | |
3f455f90 | 1526 | |
db76868c PK |
1527 | // ESC ] Operating System Command ( OSC is 0x9d). |
1528 | case ']': | |
1529 | this.params = []; | |
1530 | this.currentParam = 0; | |
1531 | this.state = osc; | |
1532 | break; | |
3f455f90 | 1533 | |
db76868c PK |
1534 | // ESC P Device Control String ( DCS is 0x90). |
1535 | case 'P': | |
1536 | this.params = []; | |
1537 | this.currentParam = 0; | |
1538 | this.state = dcs; | |
1539 | break; | |
3f455f90 | 1540 | |
db76868c PK |
1541 | // ESC _ Application Program Command ( APC is 0x9f). |
1542 | case '_': | |
1543 | this.state = ignore; | |
1544 | break; | |
3f455f90 | 1545 | |
db76868c PK |
1546 | // ESC ^ Privacy Message ( PM is 0x9e). |
1547 | case '^': | |
1548 | this.state = ignore; | |
1549 | break; | |
3f455f90 | 1550 | |
db76868c PK |
1551 | // ESC c Full Reset (RIS). |
1552 | case 'c': | |
1553 | this.reset(); | |
1554 | break; | |
3f455f90 | 1555 | |
db76868c PK |
1556 | // ESC E Next Line ( NEL is 0x85). |
1557 | // ESC D Index ( IND is 0x84). | |
1558 | case 'E': | |
1559 | this.x = 0; | |
1560 | ; | |
1561 | case 'D': | |
1562 | this.index(); | |
1563 | break; | |
3f455f90 | 1564 | |
db76868c PK |
1565 | // ESC M Reverse Index ( RI is 0x8d). |
1566 | case 'M': | |
1567 | this.reverseIndex(); | |
1568 | break; | |
3f455f90 | 1569 | |
db76868c PK |
1570 | // ESC % Select default/utf-8 character set. |
1571 | // @ = default, G = utf-8 | |
1572 | case '%': | |
1573 | //this.charset = null; | |
1574 | this.setgLevel(0); | |
1575 | this.setgCharset(0, Terminal.charsets.US); | |
1576 | this.state = normal; | |
1577 | i++; | |
1578 | break; | |
3f455f90 | 1579 | |
db76868c PK |
1580 | // ESC (,),*,+,-,. Designate G0-G2 Character Set. |
1581 | case '(': // <-- this seems to get all the attention | |
1582 | case ')': | |
1583 | case '*': | |
1584 | case '+': | |
1585 | case '-': | |
1586 | case '.': | |
1587 | switch (ch) { | |
1588 | case '(': | |
1589 | this.gcharset = 0; | |
1590 | break; | |
1591 | case ')': | |
1592 | this.gcharset = 1; | |
1593 | break; | |
1594 | case '*': | |
1595 | this.gcharset = 2; | |
1596 | break; | |
1597 | case '+': | |
1598 | this.gcharset = 3; | |
1599 | break; | |
1600 | case '-': | |
1601 | this.gcharset = 1; | |
1602 | break; | |
1603 | case '.': | |
1604 | this.gcharset = 2; | |
1605 | break; | |
3f455f90 | 1606 | } |
db76868c PK |
1607 | this.state = charset; |
1608 | break; | |
3f455f90 | 1609 | |
db76868c PK |
1610 | // Designate G3 Character Set (VT300). |
1611 | // A = ISO Latin-1 Supplemental. | |
1612 | // Not implemented. | |
1613 | case '/': | |
1614 | this.gcharset = 3; | |
1615 | this.state = charset; | |
1616 | i--; | |
1617 | break; | |
3f455f90 | 1618 | |
db76868c PK |
1619 | // ESC N |
1620 | // Single Shift Select of G2 Character Set | |
1621 | // ( SS2 is 0x8e). This affects next character only. | |
1622 | case 'N': | |
1623 | break; | |
1624 | // ESC O | |
1625 | // Single Shift Select of G3 Character Set | |
1626 | // ( SS3 is 0x8f). This affects next character only. | |
1627 | case 'O': | |
1628 | break; | |
1629 | // ESC n | |
1630 | // Invoke the G2 Character Set as GL (LS2). | |
1631 | case 'n': | |
1632 | this.setgLevel(2); | |
1633 | break; | |
1634 | // ESC o | |
1635 | // Invoke the G3 Character Set as GL (LS3). | |
1636 | case 'o': | |
1637 | this.setgLevel(3); | |
1638 | break; | |
1639 | // ESC | | |
1640 | // Invoke the G3 Character Set as GR (LS3R). | |
1641 | case '|': | |
1642 | this.setgLevel(3); | |
1643 | break; | |
1644 | // ESC } | |
1645 | // Invoke the G2 Character Set as GR (LS2R). | |
1646 | case '}': | |
1647 | this.setgLevel(2); | |
1648 | break; | |
1649 | // ESC ~ | |
1650 | // Invoke the G1 Character Set as GR (LS1R). | |
1651 | case '~': | |
1652 | this.setgLevel(1); | |
1653 | break; | |
3f455f90 | 1654 | |
db76868c PK |
1655 | // ESC 7 Save Cursor (DECSC). |
1656 | case '7': | |
1657 | this.saveCursor(); | |
1658 | this.state = normal; | |
1659 | break; | |
3f455f90 | 1660 | |
db76868c PK |
1661 | // ESC 8 Restore Cursor (DECRC). |
1662 | case '8': | |
1663 | this.restoreCursor(); | |
1664 | this.state = normal; | |
1665 | break; | |
3f455f90 | 1666 | |
db76868c PK |
1667 | // ESC # 3 DEC line height/width |
1668 | case '#': | |
1669 | this.state = normal; | |
1670 | i++; | |
1671 | break; | |
3f455f90 | 1672 | |
db76868c PK |
1673 | // ESC H Tab Set (HTS is 0x88). |
1674 | case 'H': | |
1675 | this.tabSet(); | |
1676 | break; | |
3f455f90 | 1677 | |
db76868c PK |
1678 | // ESC = Application Keypad (DECKPAM). |
1679 | case '=': | |
1680 | this.log('Serial port requested application keypad.'); | |
1681 | this.applicationKeypad = true; | |
c7a48815 | 1682 | this.viewport.syncScrollArea(); |
db76868c PK |
1683 | this.state = normal; |
1684 | break; | |
1a384616 | 1685 | |
db76868c PK |
1686 | // ESC > Normal Keypad (DECKPNM). |
1687 | case '>': | |
1688 | this.log('Switching back to normal keypad.'); | |
1689 | this.applicationKeypad = false; | |
c7a48815 | 1690 | this.viewport.syncScrollArea(); |
db76868c PK |
1691 | this.state = normal; |
1692 | break; | |
3f455f90 | 1693 | |
db76868c PK |
1694 | default: |
1695 | this.state = normal; | |
1696 | this.error('Unknown ESC control: %s.', ch); | |
1697 | break; | |
1698 | } | |
1699 | break; | |
3f455f90 | 1700 | |
db76868c PK |
1701 | case charset: |
1702 | switch (ch) { | |
1703 | case '0': // DEC Special Character and Line Drawing Set. | |
1704 | cs = Terminal.charsets.SCLD; | |
1705 | break; | |
1706 | case 'A': // UK | |
1707 | cs = Terminal.charsets.UK; | |
1708 | break; | |
1709 | case 'B': // United States (USASCII). | |
1710 | cs = Terminal.charsets.US; | |
1711 | break; | |
1712 | case '4': // Dutch | |
1713 | cs = Terminal.charsets.Dutch; | |
1714 | break; | |
1715 | case 'C': // Finnish | |
1716 | case '5': | |
1717 | cs = Terminal.charsets.Finnish; | |
1718 | break; | |
1719 | case 'R': // French | |
1720 | cs = Terminal.charsets.French; | |
1721 | break; | |
1722 | case 'Q': // FrenchCanadian | |
1723 | cs = Terminal.charsets.FrenchCanadian; | |
1724 | break; | |
1725 | case 'K': // German | |
1726 | cs = Terminal.charsets.German; | |
1727 | break; | |
1728 | case 'Y': // Italian | |
1729 | cs = Terminal.charsets.Italian; | |
1730 | break; | |
1731 | case 'E': // NorwegianDanish | |
1732 | case '6': | |
1733 | cs = Terminal.charsets.NorwegianDanish; | |
1734 | break; | |
1735 | case 'Z': // Spanish | |
1736 | cs = Terminal.charsets.Spanish; | |
1737 | break; | |
1738 | case 'H': // Swedish | |
1739 | case '7': | |
1740 | cs = Terminal.charsets.Swedish; | |
1741 | break; | |
1742 | case '=': // Swiss | |
1743 | cs = Terminal.charsets.Swiss; | |
1744 | break; | |
1745 | case '/': // ISOLatin (actually /A) | |
1746 | cs = Terminal.charsets.ISOLatin; | |
1747 | i++; | |
1748 | break; | |
1749 | default: // Default | |
1750 | cs = Terminal.charsets.US; | |
1751 | break; | |
1752 | } | |
1753 | this.setgCharset(this.gcharset, cs); | |
1754 | this.gcharset = null; | |
1755 | this.state = normal; | |
1756 | break; | |
1757 | ||
1758 | case osc: | |
1759 | // OSC Ps ; Pt ST | |
1760 | // OSC Ps ; Pt BEL | |
1761 | // Set Text Parameters. | |
1762 | if (ch === '\x1b' || ch === '\x07') { | |
1763 | if (ch === '\x1b') i++; | |
1764 | ||
1765 | this.params.push(this.currentParam); | |
1766 | ||
1767 | switch (this.params[0]) { | |
1768 | case 0: | |
1769 | case 1: | |
1770 | case 2: | |
1771 | if (this.params[1]) { | |
1772 | this.title = this.params[1]; | |
1773 | this.handleTitle(this.title); | |
8bc844c0 CJ |
1774 | } |
1775 | break; | |
db76868c PK |
1776 | case 3: |
1777 | // set X property | |
8bc844c0 | 1778 | break; |
db76868c PK |
1779 | case 4: |
1780 | case 5: | |
1781 | // change dynamic colors | |
8bc844c0 | 1782 | break; |
db76868c PK |
1783 | case 10: |
1784 | case 11: | |
1785 | case 12: | |
1786 | case 13: | |
1787 | case 14: | |
1788 | case 15: | |
1789 | case 16: | |
1790 | case 17: | |
1791 | case 18: | |
1792 | case 19: | |
1793 | // change dynamic ui colors | |
1794 | break; | |
1795 | case 46: | |
1796 | // change log file | |
1797 | break; | |
1798 | case 50: | |
1799 | // dynamic font | |
1800 | break; | |
1801 | case 51: | |
1802 | // emacs shell | |
1803 | break; | |
1804 | case 52: | |
1805 | // manipulate selection data | |
1806 | break; | |
1807 | case 104: | |
1808 | case 105: | |
1809 | case 110: | |
1810 | case 111: | |
1811 | case 112: | |
1812 | case 113: | |
1813 | case 114: | |
1814 | case 115: | |
1815 | case 116: | |
1816 | case 117: | |
1817 | case 118: | |
1818 | // reset colors | |
8bc844c0 CJ |
1819 | break; |
1820 | } | |
1821 | ||
db76868c PK |
1822 | this.params = []; |
1823 | this.currentParam = 0; | |
1824 | this.state = normal; | |
1825 | } else { | |
1826 | if (!this.params.length) { | |
1827 | if (ch >= '0' && ch <= '9') { | |
1828 | this.currentParam = | |
1829 | this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1830 | } else if (ch === ';') { | |
1831 | this.params.push(this.currentParam); | |
1832 | this.currentParam = ''; | |
1833 | } | |
1834 | } else { | |
1835 | this.currentParam += ch; | |
1836 | } | |
8bc844c0 | 1837 | } |
db76868c | 1838 | break; |
8bc844c0 | 1839 | |
db76868c PK |
1840 | case csi: |
1841 | // '?', '>', '!' | |
1842 | if (ch === '?' || ch === '>' || ch === '!') { | |
1843 | this.prefix = ch; | |
1844 | break; | |
8bc844c0 CJ |
1845 | } |
1846 | ||
db76868c PK |
1847 | // 0 - 9 |
1848 | if (ch >= '0' && ch <= '9') { | |
1849 | this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48; | |
1850 | break; | |
1851 | } | |
3f455f90 | 1852 | |
db76868c PK |
1853 | // '$', '"', ' ', '\'' |
1854 | if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') { | |
1855 | this.postfix = ch; | |
1856 | break; | |
1857 | } | |
3f455f90 | 1858 | |
db76868c PK |
1859 | this.params.push(this.currentParam); |
1860 | this.currentParam = 0; | |
3f455f90 | 1861 | |
db76868c PK |
1862 | // ';' |
1863 | if (ch === ';') break; | |
3f455f90 | 1864 | |
db76868c | 1865 | this.state = normal; |
3f455f90 | 1866 | |
db76868c PK |
1867 | switch (ch) { |
1868 | // CSI Ps A | |
1869 | // Cursor Up Ps Times (default = 1) (CUU). | |
1870 | case 'A': | |
1871 | this.cursorUp(this.params); | |
1872 | break; | |
3f455f90 | 1873 | |
db76868c PK |
1874 | // CSI Ps B |
1875 | // Cursor Down Ps Times (default = 1) (CUD). | |
1876 | case 'B': | |
1877 | this.cursorDown(this.params); | |
1878 | break; | |
3f455f90 | 1879 | |
db76868c PK |
1880 | // CSI Ps C |
1881 | // Cursor Forward Ps Times (default = 1) (CUF). | |
1882 | case 'C': | |
1883 | this.cursorForward(this.params); | |
1884 | break; | |
3f455f90 | 1885 | |
db76868c PK |
1886 | // CSI Ps D |
1887 | // Cursor Backward Ps Times (default = 1) (CUB). | |
1888 | case 'D': | |
1889 | this.cursorBackward(this.params); | |
1890 | break; | |
8bc844c0 | 1891 | |
db76868c PK |
1892 | // CSI Ps ; Ps H |
1893 | // Cursor Position [row;column] (default = [1,1]) (CUP). | |
1894 | case 'H': | |
1895 | this.cursorPos(this.params); | |
1896 | break; | |
ff927b8e | 1897 | |
db76868c PK |
1898 | // CSI Ps J Erase in Display (ED). |
1899 | case 'J': | |
1900 | this.eraseInDisplay(this.params); | |
1901 | break; | |
8bc844c0 | 1902 | |
db76868c PK |
1903 | // CSI Ps K Erase in Line (EL). |
1904 | case 'K': | |
1905 | this.eraseInLine(this.params); | |
1906 | break; | |
8bc844c0 | 1907 | |
db76868c PK |
1908 | // CSI Pm m Character Attributes (SGR). |
1909 | case 'm': | |
1910 | if (!this.prefix) { | |
1911 | this.charAttributes(this.params); | |
1912 | } | |
1913 | break; | |
8bc844c0 | 1914 | |
db76868c PK |
1915 | // CSI Ps n Device Status Report (DSR). |
1916 | case 'n': | |
1917 | if (!this.prefix) { | |
1918 | this.deviceStatus(this.params); | |
1919 | } | |
1920 | break; | |
363c647a | 1921 | |
db76868c PK |
1922 | /** |
1923 | * Additions | |
1924 | */ | |
8bc844c0 | 1925 | |
db76868c PK |
1926 | // CSI Ps @ |
1927 | // Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
1928 | case '@': | |
1929 | this.insertChars(this.params); | |
1930 | break; | |
8bc844c0 | 1931 | |
db76868c PK |
1932 | // CSI Ps E |
1933 | // Cursor Next Line Ps Times (default = 1) (CNL). | |
1934 | case 'E': | |
1935 | this.cursorNextLine(this.params); | |
1936 | break; | |
8bc844c0 | 1937 | |
db76868c PK |
1938 | // CSI Ps F |
1939 | // Cursor Preceding Line Ps Times (default = 1) (CNL). | |
1940 | case 'F': | |
1941 | this.cursorPrecedingLine(this.params); | |
1942 | break; | |
8bc844c0 | 1943 | |
db76868c PK |
1944 | // CSI Ps G |
1945 | // Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
1946 | case 'G': | |
1947 | this.cursorCharAbsolute(this.params); | |
1948 | break; | |
874ba72f | 1949 | |
db76868c PK |
1950 | // CSI Ps L |
1951 | // Insert Ps Line(s) (default = 1) (IL). | |
1952 | case 'L': | |
1953 | this.insertLines(this.params); | |
1954 | break; | |
874ba72f | 1955 | |
db76868c PK |
1956 | // CSI Ps M |
1957 | // Delete Ps Line(s) (default = 1) (DL). | |
1958 | case 'M': | |
1959 | this.deleteLines(this.params); | |
1960 | break; | |
8bc844c0 | 1961 | |
db76868c PK |
1962 | // CSI Ps P |
1963 | // Delete Ps Character(s) (default = 1) (DCH). | |
1964 | case 'P': | |
1965 | this.deleteChars(this.params); | |
1966 | break; | |
8bc844c0 | 1967 | |
db76868c PK |
1968 | // CSI Ps X |
1969 | // Erase Ps Character(s) (default = 1) (ECH). | |
1970 | case 'X': | |
1971 | this.eraseChars(this.params); | |
1972 | break; | |
8bc844c0 | 1973 | |
db76868c PK |
1974 | // CSI Pm ` Character Position Absolute |
1975 | // [column] (default = [row,1]) (HPA). | |
1976 | case '`': | |
1977 | this.charPosAbsolute(this.params); | |
1978 | break; | |
3f455f90 | 1979 | |
db76868c PK |
1980 | // 141 61 a * HPR - |
1981 | // Horizontal Position Relative | |
1982 | case 'a': | |
1983 | this.HPositionRelative(this.params); | |
1984 | break; | |
8bc844c0 | 1985 | |
db76868c PK |
1986 | // CSI P s c |
1987 | // Send Device Attributes (Primary DA). | |
1988 | // CSI > P s c | |
1989 | // Send Device Attributes (Secondary DA) | |
1990 | case 'c': | |
1991 | this.sendDeviceAttributes(this.params); | |
1992 | break; | |
3f455f90 | 1993 | |
db76868c PK |
1994 | // CSI Pm d |
1995 | // Line Position Absolute [row] (default = [1,column]) (VPA). | |
1996 | case 'd': | |
1997 | this.linePosAbsolute(this.params); | |
1998 | break; | |
3f455f90 | 1999 | |
db76868c PK |
2000 | // 145 65 e * VPR - Vertical Position Relative |
2001 | case 'e': | |
2002 | this.VPositionRelative(this.params); | |
2003 | break; | |
3f455f90 | 2004 | |
db76868c PK |
2005 | // CSI Ps ; Ps f |
2006 | // Horizontal and Vertical Position [row;column] (default = | |
2007 | // [1,1]) (HVP). | |
2008 | case 'f': | |
2009 | this.HVPosition(this.params); | |
2010 | break; | |
f951abb7 | 2011 | |
db76868c PK |
2012 | // CSI Pm h Set Mode (SM). |
2013 | // CSI ? Pm h - mouse escape codes, cursor escape codes | |
2014 | case 'h': | |
2015 | this.setMode(this.params); | |
2016 | break; | |
3f455f90 | 2017 | |
db76868c PK |
2018 | // CSI Pm l Reset Mode (RM). |
2019 | // CSI ? Pm l | |
2020 | case 'l': | |
2021 | this.resetMode(this.params); | |
2022 | break; | |
4afa08da | 2023 | |
db76868c PK |
2024 | // CSI Ps ; Ps r |
2025 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
2026 | // dow) (DECSTBM). | |
2027 | // CSI ? Pm r | |
2028 | case 'r': | |
2029 | this.setScrollRegion(this.params); | |
2030 | break; | |
0b018fd4 | 2031 | |
db76868c PK |
2032 | // CSI s |
2033 | // Save cursor (ANSI.SYS). | |
2034 | case 's': | |
2035 | this.saveCursor(this.params); | |
2036 | break; | |
c3bc59b5 | 2037 | |
db76868c PK |
2038 | // CSI u |
2039 | // Restore cursor (ANSI.SYS). | |
2040 | case 'u': | |
2041 | this.restoreCursor(this.params); | |
2042 | break; | |
c3bc59b5 | 2043 | |
db76868c PK |
2044 | /** |
2045 | * Lesser Used | |
2046 | */ | |
874ba72f | 2047 | |
db76868c PK |
2048 | // CSI Ps I |
2049 | // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
2050 | case 'I': | |
2051 | this.cursorForwardTab(this.params); | |
2052 | break; | |
3f455f90 | 2053 | |
db76868c PK |
2054 | // CSI Ps S Scroll up Ps lines (default = 1) (SU). |
2055 | case 'S': | |
2056 | this.scrollUp(this.params); | |
2057 | break; | |
3f455f90 | 2058 | |
db76868c PK |
2059 | // CSI Ps T Scroll down Ps lines (default = 1) (SD). |
2060 | // CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
2061 | // CSI > Ps; Ps T | |
2062 | case 'T': | |
2063 | // if (this.prefix === '>') { | |
2064 | // this.resetTitleModes(this.params); | |
2065 | // break; | |
2066 | // } | |
2067 | // if (this.params.length > 2) { | |
2068 | // this.initMouseTracking(this.params); | |
2069 | // break; | |
2070 | // } | |
2071 | if (this.params.length < 2 && !this.prefix) { | |
2072 | this.scrollDown(this.params); | |
a4607f90 | 2073 | } |
8bc844c0 CJ |
2074 | break; |
2075 | ||
db76868c PK |
2076 | // CSI Ps Z |
2077 | // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
2078 | case 'Z': | |
2079 | this.cursorBackwardTab(this.params); | |
2080 | break; | |
8bc844c0 | 2081 | |
db76868c PK |
2082 | // CSI Ps b Repeat the preceding graphic character Ps times (REP). |
2083 | case 'b': | |
2084 | this.repeatPrecedingCharacter(this.params); | |
2085 | break; | |
8bc844c0 | 2086 | |
db76868c PK |
2087 | // CSI Ps g Tab Clear (TBC). |
2088 | case 'g': | |
2089 | this.tabClear(this.params); | |
2090 | break; | |
8bc844c0 | 2091 | |
db76868c PK |
2092 | // CSI Pm i Media Copy (MC). |
2093 | // CSI ? Pm i | |
2094 | // case 'i': | |
2095 | // this.mediaCopy(this.params); | |
2096 | // break; | |
2097 | ||
2098 | // CSI Pm m Character Attributes (SGR). | |
2099 | // CSI > Ps; Ps m | |
2100 | // case 'm': // duplicate | |
2101 | // if (this.prefix === '>') { | |
2102 | // this.setResources(this.params); | |
2103 | // } else { | |
2104 | // this.charAttributes(this.params); | |
2105 | // } | |
2106 | // break; | |
2107 | ||
2108 | // CSI Ps n Device Status Report (DSR). | |
2109 | // CSI > Ps n | |
2110 | // case 'n': // duplicate | |
2111 | // if (this.prefix === '>') { | |
2112 | // this.disableModifiers(this.params); | |
2113 | // } else { | |
2114 | // this.deviceStatus(this.params); | |
2115 | // } | |
2116 | // break; | |
2117 | ||
2118 | // CSI > Ps p Set pointer mode. | |
2119 | // CSI ! p Soft terminal reset (DECSTR). | |
2120 | // CSI Ps$ p | |
2121 | // Request ANSI mode (DECRQM). | |
2122 | // CSI ? Ps$ p | |
2123 | // Request DEC private mode (DECRQM). | |
2124 | // CSI Ps ; Ps " p | |
2125 | case 'p': | |
2126 | switch (this.prefix) { | |
2127 | // case '>': | |
2128 | // this.setPointerMode(this.params); | |
2129 | // break; | |
2130 | case '!': | |
2131 | this.softReset(this.params); | |
3f455f90 | 2132 | break; |
db76868c PK |
2133 | // case '?': |
2134 | // if (this.postfix === '$') { | |
2135 | // this.requestPrivateMode(this.params); | |
2136 | // } | |
2137 | // break; | |
2138 | // default: | |
2139 | // if (this.postfix === '"') { | |
2140 | // this.setConformanceLevel(this.params); | |
2141 | // } else if (this.postfix === '$') { | |
2142 | // this.requestAnsiMode(this.params); | |
2143 | // } | |
2144 | // break; | |
2145 | } | |
2146 | break; | |
8bc844c0 | 2147 | |
db76868c PK |
2148 | // CSI Ps q Load LEDs (DECLL). |
2149 | // CSI Ps SP q | |
2150 | // CSI Ps " q | |
2151 | // case 'q': | |
2152 | // if (this.postfix === ' ') { | |
2153 | // this.setCursorStyle(this.params); | |
2154 | // break; | |
2155 | // } | |
2156 | // if (this.postfix === '"') { | |
2157 | // this.setCharProtectionAttr(this.params); | |
2158 | // break; | |
2159 | // } | |
2160 | // this.loadLEDs(this.params); | |
2161 | // break; | |
2162 | ||
2163 | // CSI Ps ; Ps r | |
2164 | // Set Scrolling Region [top;bottom] (default = full size of win- | |
2165 | // dow) (DECSTBM). | |
2166 | // CSI ? Pm r | |
2167 | // CSI Pt; Pl; Pb; Pr; Ps$ r | |
2168 | // case 'r': // duplicate | |
2169 | // if (this.prefix === '?') { | |
2170 | // this.restorePrivateValues(this.params); | |
2171 | // } else if (this.postfix === '$') { | |
2172 | // this.setAttrInRectangle(this.params); | |
2173 | // } else { | |
2174 | // this.setScrollRegion(this.params); | |
2175 | // } | |
2176 | // break; | |
2177 | ||
2178 | // CSI s Save cursor (ANSI.SYS). | |
2179 | // CSI ? Pm s | |
2180 | // case 's': // duplicate | |
2181 | // if (this.prefix === '?') { | |
2182 | // this.savePrivateValues(this.params); | |
2183 | // } else { | |
2184 | // this.saveCursor(this.params); | |
2185 | // } | |
2186 | // break; | |
2187 | ||
2188 | // CSI Ps ; Ps ; Ps t | |
2189 | // CSI Pt; Pl; Pb; Pr; Ps$ t | |
2190 | // CSI > Ps; Ps t | |
2191 | // CSI Ps SP t | |
2192 | // case 't': | |
2193 | // if (this.postfix === '$') { | |
2194 | // this.reverseAttrInRectangle(this.params); | |
2195 | // } else if (this.postfix === ' ') { | |
2196 | // this.setWarningBellVolume(this.params); | |
2197 | // } else { | |
2198 | // if (this.prefix === '>') { | |
2199 | // this.setTitleModeFeature(this.params); | |
2200 | // } else { | |
2201 | // this.manipulateWindow(this.params); | |
2202 | // } | |
2203 | // } | |
2204 | // break; | |
2205 | ||
2206 | // CSI u Restore cursor (ANSI.SYS). | |
2207 | // CSI Ps SP u | |
2208 | // case 'u': // duplicate | |
2209 | // if (this.postfix === ' ') { | |
2210 | // this.setMarginBellVolume(this.params); | |
2211 | // } else { | |
2212 | // this.restoreCursor(this.params); | |
2213 | // } | |
2214 | // break; | |
2215 | ||
2216 | // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v | |
2217 | // case 'v': | |
2218 | // if (this.postfix === '$') { | |
2219 | // this.copyRectagle(this.params); | |
2220 | // } | |
2221 | // break; | |
2222 | ||
2223 | // CSI Pt ; Pl ; Pb ; Pr ' w | |
2224 | // case 'w': | |
2225 | // if (this.postfix === '\'') { | |
2226 | // this.enableFilterRectangle(this.params); | |
2227 | // } | |
2228 | // break; | |
2229 | ||
2230 | // CSI Ps x Request Terminal Parameters (DECREQTPARM). | |
2231 | // CSI Ps x Select Attribute Change Extent (DECSACE). | |
2232 | // CSI Pc; Pt; Pl; Pb; Pr$ x | |
2233 | // case 'x': | |
2234 | // if (this.postfix === '$') { | |
2235 | // this.fillRectangle(this.params); | |
2236 | // } else { | |
2237 | // this.requestParameters(this.params); | |
2238 | // //this.__(this.params); | |
2239 | // } | |
2240 | // break; | |
2241 | ||
2242 | // CSI Ps ; Pu ' z | |
2243 | // CSI Pt; Pl; Pb; Pr$ z | |
2244 | // case 'z': | |
2245 | // if (this.postfix === '\'') { | |
2246 | // this.enableLocatorReporting(this.params); | |
2247 | // } else if (this.postfix === '$') { | |
2248 | // this.eraseRectangle(this.params); | |
2249 | // } | |
2250 | // break; | |
2251 | ||
2252 | // CSI Pm ' { | |
2253 | // CSI Pt; Pl; Pb; Pr$ { | |
2254 | // case '{': | |
2255 | // if (this.postfix === '\'') { | |
2256 | // this.setLocatorEvents(this.params); | |
2257 | // } else if (this.postfix === '$') { | |
2258 | // this.selectiveEraseRectangle(this.params); | |
2259 | // } | |
2260 | // break; | |
2261 | ||
2262 | // CSI Ps ' | | |
2263 | // case '|': | |
2264 | // if (this.postfix === '\'') { | |
2265 | // this.requestLocatorPosition(this.params); | |
2266 | // } | |
2267 | // break; | |
2268 | ||
2269 | // CSI P m SP } | |
2270 | // Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
2271 | // case '}': | |
2272 | // if (this.postfix === ' ') { | |
2273 | // this.insertColumns(this.params); | |
2274 | // } | |
2275 | // break; | |
2276 | ||
2277 | // CSI P m SP ~ | |
2278 | // Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
2279 | // case '~': | |
2280 | // if (this.postfix === ' ') { | |
2281 | // this.deleteColumns(this.params); | |
2282 | // } | |
2283 | // break; | |
2284 | ||
2285 | default: | |
2286 | this.error('Unknown CSI code: %s.', ch); | |
2287 | break; | |
2288 | } | |
8bc844c0 | 2289 | |
db76868c PK |
2290 | this.prefix = ''; |
2291 | this.postfix = ''; | |
2292 | break; | |
8bc844c0 | 2293 | |
db76868c PK |
2294 | case dcs: |
2295 | if (ch === '\x1b' || ch === '\x07') { | |
2296 | if (ch === '\x1b') i++; | |
8bc844c0 | 2297 | |
db76868c PK |
2298 | switch (this.prefix) { |
2299 | // User-Defined Keys (DECUDK). | |
2300 | case '': | |
2301 | break; | |
8bc844c0 | 2302 | |
db76868c PK |
2303 | // Request Status String (DECRQSS). |
2304 | // test: echo -e '\eP$q"p\e\\' | |
2305 | case '$q': | |
2306 | var pt = this.currentParam | |
2307 | , valid = false; | |
8bc844c0 | 2308 | |
db76868c PK |
2309 | switch (pt) { |
2310 | // DECSCA | |
2311 | case '"q': | |
2312 | pt = '0"q'; | |
2313 | break; | |
8bc844c0 | 2314 | |
db76868c PK |
2315 | // DECSCL |
2316 | case '"p': | |
2317 | pt = '61"p'; | |
2318 | break; | |
8bc844c0 | 2319 | |
db76868c PK |
2320 | // DECSTBM |
2321 | case 'r': | |
2322 | pt = '' | |
2323 | + (this.scrollTop + 1) | |
2324 | + ';' | |
2325 | + (this.scrollBottom + 1) | |
2326 | + 'r'; | |
2327 | break; | |
8bc844c0 | 2328 | |
db76868c PK |
2329 | // SGR |
2330 | case 'm': | |
2331 | pt = '0m'; | |
2332 | break; | |
8bc844c0 | 2333 | |
db76868c PK |
2334 | default: |
2335 | this.error('Unknown DCS Pt: %s.', pt); | |
2336 | pt = ''; | |
2337 | break; | |
2338 | } | |
8bc844c0 | 2339 | |
db76868c PK |
2340 | this.send('\x1bP' + +valid + '$r' + pt + '\x1b\\'); |
2341 | break; | |
8bc844c0 | 2342 | |
db76868c PK |
2343 | // Set Termcap/Terminfo Data (xterm, experimental). |
2344 | case '+p': | |
2345 | break; | |
8bc844c0 | 2346 | |
db76868c PK |
2347 | // Request Termcap/Terminfo String (xterm, experimental) |
2348 | // Regular xterm does not even respond to this sequence. | |
2349 | // This can cause a small glitch in vim. | |
2350 | // test: echo -ne '\eP+q6b64\e\\' | |
2351 | case '+q': | |
2352 | var pt = this.currentParam | |
2353 | , valid = false; | |
8bc844c0 | 2354 | |
db76868c PK |
2355 | this.send('\x1bP' + +valid + '+r' + pt + '\x1b\\'); |
2356 | break; | |
8bc844c0 | 2357 | |
db76868c PK |
2358 | default: |
2359 | this.error('Unknown DCS prefix: %s.', this.prefix); | |
3f455f90 | 2360 | break; |
db76868c | 2361 | } |
3f455f90 | 2362 | |
db76868c PK |
2363 | this.currentParam = 0; |
2364 | this.prefix = ''; | |
2365 | this.state = normal; | |
2366 | } else if (!this.currentParam) { | |
2367 | if (!this.prefix && ch !== '$' && ch !== '+') { | |
2368 | this.currentParam = ch; | |
2369 | } else if (this.prefix.length === 2) { | |
2370 | this.currentParam = ch; | |
2371 | } else { | |
2372 | this.prefix += ch; | |
2373 | } | |
2374 | } else { | |
2375 | this.currentParam += ch; | |
2376 | } | |
2377 | break; | |
3f455f90 | 2378 | |
db76868c PK |
2379 | case ignore: |
2380 | // For PM and APC. | |
2381 | if (ch === '\x1b' || ch === '\x07') { | |
2382 | if (ch === '\x1b') i++; | |
2383 | this.state = normal; | |
2384 | } | |
2385 | break; | |
2386 | } | |
2387 | } | |
3f455f90 | 2388 | |
db76868c PK |
2389 | this.updateRange(this.y); |
2390 | this.refresh(this.refreshStart, this.refreshEnd); | |
2391 | }; | |
3f455f90 | 2392 | |
db76868c PK |
2393 | /** |
2394 | * Writes text to the terminal, followed by a break line character (\n). | |
2395 | * @param {string} text The text to write to the terminal. | |
2396 | */ | |
2397 | Terminal.prototype.writeln = function(data) { | |
2398 | this.write(data + '\r\n'); | |
2399 | }; | |
3f455f90 | 2400 | |
db76868c PK |
2401 | /** |
2402 | * Attaches a custom keydown handler which is run before keys are processed, giving consumers of | |
2403 | * xterm.js ultimate control as to what keys should be processed by the terminal and what keys | |
2404 | * should not. | |
2405 | * @param {function} customKeydownHandler The custom KeyboardEvent handler to attach. This is a | |
2406 | * function that takes a KeyboardEvent, allowing consumers to stop propogation and/or prevent | |
2407 | * the default action. The function returns whether the event should be processed by xterm.js. | |
2408 | */ | |
2409 | Terminal.prototype.attachCustomKeydownHandler = function(customKeydownHandler) { | |
2410 | this.customKeydownHandler = customKeydownHandler; | |
2411 | } | |
3f455f90 | 2412 | |
db76868c PK |
2413 | /** |
2414 | * Handle a keydown event | |
2415 | * Key Resources: | |
2416 | * - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent | |
2417 | * @param {KeyboardEvent} ev The keydown event to be handled. | |
2418 | */ | |
2419 | Terminal.prototype.keyDown = function(ev) { | |
0de3d839 PK |
2420 | // Scroll down to prompt, whenever the user presses a key. |
2421 | if (this.ybase !== this.ydisp) { | |
2422 | this.scrollToBottom(); | |
2423 | } | |
2424 | ||
db76868c PK |
2425 | if (this.customKeydownHandler && this.customKeydownHandler(ev) === false) { |
2426 | return false; | |
2427 | } | |
3f455f90 | 2428 | |
db76868c PK |
2429 | if (!this.compositionHelper.keydown.bind(this.compositionHelper)(ev)) { |
2430 | return false; | |
2431 | } | |
3f455f90 | 2432 | |
db76868c PK |
2433 | var self = this; |
2434 | var result = this.evaluateKeyEscapeSequence(ev); | |
3f455f90 | 2435 | |
db76868c PK |
2436 | if (result.scrollDisp) { |
2437 | this.scrollDisp(result.scrollDisp); | |
446c3958 | 2438 | return this.cancel(ev, true); |
db76868c | 2439 | } |
3f455f90 | 2440 | |
db76868c PK |
2441 | if (isThirdLevelShift(this, ev)) { |
2442 | return true; | |
2443 | } | |
3f455f90 | 2444 | |
446c3958 | 2445 | if (result.cancel) { |
db76868c PK |
2446 | // The event is canceled at the end already, is this necessary? |
2447 | this.cancel(ev, true); | |
2448 | } | |
3f455f90 | 2449 | |
db76868c PK |
2450 | if (!result.key) { |
2451 | return true; | |
2452 | } | |
3f455f90 | 2453 | |
db76868c PK |
2454 | this.emit('keydown', ev); |
2455 | this.emit('key', result.key, ev); | |
2456 | this.showCursor(); | |
2457 | this.handler(result.key); | |
3f455f90 | 2458 | |
db76868c PK |
2459 | return this.cancel(ev, true); |
2460 | }; | |
3f455f90 | 2461 | |
db76868c PK |
2462 | /** |
2463 | * Returns an object that determines how a KeyboardEvent should be handled. The key of the | |
2464 | * returned value is the new key code to pass to the PTY. | |
2465 | * | |
2466 | * Reference: http://invisible-island.net/xterm/ctlseqs/ctlseqs.html | |
2467 | * @param {KeyboardEvent} ev The keyboard event to be translated to key escape sequence. | |
2468 | */ | |
2469 | Terminal.prototype.evaluateKeyEscapeSequence = function(ev) { | |
2470 | var result = { | |
2471 | // Whether to cancel event propogation (NOTE: this may not be needed since the event is | |
2472 | // canceled at the end of keyDown | |
2473 | cancel: false, | |
2474 | // The new key even to emit | |
2475 | key: undefined, | |
2476 | // The number of characters to scroll, if this is defined it will cancel the event | |
2477 | scrollDisp: undefined | |
2478 | }; | |
2479 | var modifiers = ev.shiftKey << 0 | ev.altKey << 1 | ev.ctrlKey << 2 | ev.metaKey << 3; | |
2480 | switch (ev.keyCode) { | |
db76868c | 2481 | case 8: |
fca673d6 | 2482 | // backspace |
db76868c PK |
2483 | if (ev.shiftKey) { |
2484 | result.key = '\x08'; // ^H | |
2485 | break; | |
2486 | } | |
2487 | result.key = '\x7f'; // ^? | |
2488 | break; | |
db76868c | 2489 | case 9: |
fca673d6 | 2490 | // tab |
db76868c PK |
2491 | if (ev.shiftKey) { |
2492 | result.key = '\x1b[Z'; | |
2493 | break; | |
2494 | } | |
2495 | result.key = '\t'; | |
2496 | result.cancel = true; | |
2497 | break; | |
db76868c | 2498 | case 13: |
fca673d6 | 2499 | // return/enter |
db76868c PK |
2500 | result.key = '\r'; |
2501 | result.cancel = true; | |
2502 | break; | |
db76868c | 2503 | case 27: |
fca673d6 | 2504 | // escape |
db76868c PK |
2505 | result.key = '\x1b'; |
2506 | result.cancel = true; | |
2507 | break; | |
db76868c | 2508 | case 37: |
fca673d6 | 2509 | // left-arrow |
db76868c PK |
2510 | if (modifiers) { |
2511 | result.key = '\x1b[1;' + (modifiers + 1) + 'D'; | |
2512 | // HACK: Make Alt + left-arrow behave like Ctrl + left-arrow: move one word backwards | |
2513 | // http://unix.stackexchange.com/a/108106 | |
2514 | if (result.key == '\x1b[1;3D') { | |
2515 | result.key = '\x1b[1;5D'; | |
3f455f90 | 2516 | } |
db76868c PK |
2517 | } else if (this.applicationCursor) { |
2518 | result.key = '\x1bOD'; | |
2519 | } else { | |
2520 | result.key = '\x1b[D'; | |
3f455f90 | 2521 | } |
db76868c | 2522 | break; |
db76868c | 2523 | case 39: |
fca673d6 | 2524 | // right-arrow |
db76868c PK |
2525 | if (modifiers) { |
2526 | result.key = '\x1b[1;' + (modifiers + 1) + 'C'; | |
2527 | // HACK: Make Alt + right-arrow behave like Ctrl + right-arrow: move one word forward | |
2528 | // http://unix.stackexchange.com/a/108106 | |
2529 | if (result.key == '\x1b[1;3C') { | |
2530 | result.key = '\x1b[1;5C'; | |
2531 | } | |
2532 | } else if (this.applicationCursor) { | |
2533 | result.key = '\x1bOC'; | |
2534 | } else { | |
2535 | result.key = '\x1b[C'; | |
d4e9d34d | 2536 | } |
db76868c | 2537 | break; |
db76868c | 2538 | case 38: |
fca673d6 | 2539 | // up-arrow |
db76868c PK |
2540 | if (modifiers) { |
2541 | result.key = '\x1b[1;' + (modifiers + 1) + 'A'; | |
2542 | // HACK: Make Alt + up-arrow behave like Ctrl + up-arrow | |
2543 | // http://unix.stackexchange.com/a/108106 | |
2544 | if (result.key == '\x1b[1;3A') { | |
2545 | result.key = '\x1b[1;5A'; | |
2546 | } | |
2547 | } else if (this.applicationCursor) { | |
2548 | result.key = '\x1bOA'; | |
2549 | } else { | |
2550 | result.key = '\x1b[A'; | |
8faea59e | 2551 | } |
db76868c | 2552 | break; |
db76868c | 2553 | case 40: |
fca673d6 | 2554 | // down-arrow |
db76868c PK |
2555 | if (modifiers) { |
2556 | result.key = '\x1b[1;' + (modifiers + 1) + 'B'; | |
2557 | // HACK: Make Alt + down-arrow behave like Ctrl + down-arrow | |
2558 | // http://unix.stackexchange.com/a/108106 | |
2559 | if (result.key == '\x1b[1;3B') { | |
2560 | result.key = '\x1b[1;5B'; | |
2561 | } | |
2562 | } else if (this.applicationCursor) { | |
2563 | result.key = '\x1bOB'; | |
2564 | } else { | |
2565 | result.key = '\x1b[B'; | |
3a866cf2 | 2566 | } |
db76868c | 2567 | break; |
db76868c | 2568 | case 45: |
fca673d6 | 2569 | // insert |
db76868c PK |
2570 | if (!ev.shiftKey && !ev.ctrlKey) { |
2571 | // <Ctrl> or <Shift> + <Insert> are used to | |
2572 | // copy-paste on some systems. | |
2573 | result.key = '\x1b[2~'; | |
b01165c1 | 2574 | } |
db76868c | 2575 | break; |
db76868c | 2576 | case 46: |
fca673d6 | 2577 | // delete |
db76868c PK |
2578 | if (modifiers) { |
2579 | result.key = '\x1b[3;' + (modifiers + 1) + '~'; | |
2580 | } else { | |
2581 | result.key = '\x1b[3~'; | |
3a866cf2 | 2582 | } |
db76868c | 2583 | break; |
db76868c | 2584 | case 36: |
fca673d6 | 2585 | // home |
db76868c PK |
2586 | if (modifiers) |
2587 | result.key = '\x1b[1;' + (modifiers + 1) + 'H'; | |
2588 | else if (this.applicationCursor) | |
2589 | result.key = '\x1bOH'; | |
2590 | else | |
2591 | result.key = '\x1b[H'; | |
2592 | break; | |
db76868c | 2593 | case 35: |
fca673d6 | 2594 | // end |
db76868c PK |
2595 | if (modifiers) |
2596 | result.key = '\x1b[1;' + (modifiers + 1) + 'F'; | |
2597 | else if (this.applicationCursor) | |
2598 | result.key = '\x1bOF'; | |
2599 | else | |
2600 | result.key = '\x1b[F'; | |
2601 | break; | |
db76868c | 2602 | case 33: |
fca673d6 | 2603 | // page up |
db76868c PK |
2604 | if (ev.shiftKey) { |
2605 | result.scrollDisp = -(this.rows - 1); | |
2606 | } else { | |
2607 | result.key = '\x1b[5~'; | |
3a866cf2 | 2608 | } |
db76868c | 2609 | break; |
db76868c | 2610 | case 34: |
fca673d6 | 2611 | // page down |
db76868c PK |
2612 | if (ev.shiftKey) { |
2613 | result.scrollDisp = this.rows - 1; | |
2614 | } else { | |
2615 | result.key = '\x1b[6~'; | |
3f455f90 | 2616 | } |
db76868c | 2617 | break; |
db76868c | 2618 | case 112: |
fca673d6 | 2619 | // F1-F12 |
db76868c PK |
2620 | if (modifiers) { |
2621 | result.key = '\x1b[1;' + (modifiers + 1) + 'P'; | |
2622 | } else { | |
2623 | result.key = '\x1bOP'; | |
3f455f90 | 2624 | } |
db76868c PK |
2625 | break; |
2626 | case 113: | |
2627 | if (modifiers) { | |
2628 | result.key = '\x1b[1;' + (modifiers + 1) + 'Q'; | |
3f455f90 | 2629 | } else { |
db76868c | 2630 | result.key = '\x1bOQ'; |
3f455f90 | 2631 | } |
db76868c PK |
2632 | break; |
2633 | case 114: | |
2634 | if (modifiers) { | |
2635 | result.key = '\x1b[1;' + (modifiers + 1) + 'R'; | |
2636 | } else { | |
2637 | result.key = '\x1bOR'; | |
3f455f90 | 2638 | } |
db76868c PK |
2639 | break; |
2640 | case 115: | |
2641 | if (modifiers) { | |
2642 | result.key = '\x1b[1;' + (modifiers + 1) + 'S'; | |
2643 | } else { | |
2644 | result.key = '\x1bOS'; | |
3f455f90 | 2645 | } |
db76868c PK |
2646 | break; |
2647 | case 116: | |
2648 | if (modifiers) { | |
2649 | result.key = '\x1b[15;' + (modifiers + 1) + '~'; | |
2650 | } else { | |
2651 | result.key = '\x1b[15~'; | |
e721bdc9 | 2652 | } |
db76868c PK |
2653 | break; |
2654 | case 117: | |
2655 | if (modifiers) { | |
2656 | result.key = '\x1b[17;' + (modifiers + 1) + '~'; | |
2657 | } else { | |
2658 | result.key = '\x1b[17~'; | |
3f455f90 | 2659 | } |
db76868c PK |
2660 | break; |
2661 | case 118: | |
2662 | if (modifiers) { | |
2663 | result.key = '\x1b[18;' + (modifiers + 1) + '~'; | |
2664 | } else { | |
2665 | result.key = '\x1b[18~'; | |
3f455f90 | 2666 | } |
db76868c PK |
2667 | break; |
2668 | case 119: | |
2669 | if (modifiers) { | |
2670 | result.key = '\x1b[19;' + (modifiers + 1) + '~'; | |
2671 | } else { | |
2672 | result.key = '\x1b[19~'; | |
3f455f90 | 2673 | } |
db76868c PK |
2674 | break; |
2675 | case 120: | |
2676 | if (modifiers) { | |
2677 | result.key = '\x1b[20;' + (modifiers + 1) + '~'; | |
2678 | } else { | |
2679 | result.key = '\x1b[20~'; | |
eee99f62 | 2680 | } |
db76868c PK |
2681 | break; |
2682 | case 121: | |
2683 | if (modifiers) { | |
2684 | result.key = '\x1b[21;' + (modifiers + 1) + '~'; | |
2685 | } else { | |
2686 | result.key = '\x1b[21~'; | |
3f455f90 | 2687 | } |
db76868c PK |
2688 | break; |
2689 | case 122: | |
2690 | if (modifiers) { | |
2691 | result.key = '\x1b[23;' + (modifiers + 1) + '~'; | |
3f455f90 | 2692 | } else { |
db76868c | 2693 | result.key = '\x1b[23~'; |
3f455f90 | 2694 | } |
db76868c PK |
2695 | break; |
2696 | case 123: | |
2697 | if (modifiers) { | |
2698 | result.key = '\x1b[24;' + (modifiers + 1) + '~'; | |
2699 | } else { | |
2700 | result.key = '\x1b[24~'; | |
3f455f90 | 2701 | } |
db76868c PK |
2702 | break; |
2703 | default: | |
2704 | // a-z and space | |
2705 | if (ev.ctrlKey && !ev.shiftKey && !ev.altKey && !ev.metaKey) { | |
2706 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { | |
2707 | result.key = String.fromCharCode(ev.keyCode - 64); | |
2708 | } else if (ev.keyCode === 32) { | |
2709 | // NUL | |
2710 | result.key = String.fromCharCode(0); | |
2711 | } else if (ev.keyCode >= 51 && ev.keyCode <= 55) { | |
2712 | // escape, file sep, group sep, record sep, unit sep | |
2713 | result.key = String.fromCharCode(ev.keyCode - 51 + 27); | |
2714 | } else if (ev.keyCode === 56) { | |
2715 | // delete | |
2716 | result.key = String.fromCharCode(127); | |
2717 | } else if (ev.keyCode === 219) { | |
2718 | // ^[ - escape | |
2719 | result.key = String.fromCharCode(27); | |
2720 | } else if (ev.keyCode === 221) { | |
2721 | // ^] - group sep | |
2722 | result.key = String.fromCharCode(29); | |
2723 | } | |
2724 | } else if (!this.isMac && ev.altKey && !ev.ctrlKey && !ev.metaKey) { | |
2725 | // On Mac this is a third level shift. Use <Esc> instead. | |
2726 | if (ev.keyCode >= 65 && ev.keyCode <= 90) { | |
2727 | result.key = '\x1b' + String.fromCharCode(ev.keyCode + 32); | |
2728 | } else if (ev.keyCode === 192) { | |
2729 | result.key = '\x1b`'; | |
2730 | } else if (ev.keyCode >= 48 && ev.keyCode <= 57) { | |
2731 | result.key = '\x1b' + (ev.keyCode - 48); | |
2732 | } | |
3f455f90 | 2733 | } |
db76868c PK |
2734 | break; |
2735 | } | |
2736 | return result; | |
2737 | }; | |
3f455f90 | 2738 | |
db76868c PK |
2739 | /** |
2740 | * Set the G level of the terminal | |
2741 | * @param g | |
2742 | */ | |
2743 | Terminal.prototype.setgLevel = function(g) { | |
2744 | this.glevel = g; | |
2745 | this.charset = this.charsets[g]; | |
2746 | }; | |
12a150a4 | 2747 | |
db76868c PK |
2748 | /** |
2749 | * Set the charset for the given G level of the terminal | |
2750 | * @param g | |
2751 | * @param charset | |
2752 | */ | |
2753 | Terminal.prototype.setgCharset = function(g, charset) { | |
2754 | this.charsets[g] = charset; | |
2755 | if (this.glevel === g) { | |
2756 | this.charset = charset; | |
2757 | } | |
2758 | }; | |
12a150a4 | 2759 | |
db76868c PK |
2760 | /** |
2761 | * Handle a keypress event. | |
2762 | * Key Resources: | |
2763 | * - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent | |
2764 | * @param {KeyboardEvent} ev The keypress event to be handled. | |
2765 | */ | |
2766 | Terminal.prototype.keyPress = function(ev) { | |
2767 | var key; | |
3f455f90 | 2768 | |
db76868c | 2769 | this.cancel(ev); |
3f455f90 | 2770 | |
db76868c PK |
2771 | if (ev.charCode) { |
2772 | key = ev.charCode; | |
2773 | } else if (ev.which == null) { | |
2774 | key = ev.keyCode; | |
2775 | } else if (ev.which !== 0 && ev.charCode !== 0) { | |
2776 | key = ev.which; | |
2777 | } else { | |
2778 | return false; | |
2779 | } | |
3f455f90 | 2780 | |
db76868c PK |
2781 | if (!key || ( |
2782 | (ev.altKey || ev.ctrlKey || ev.metaKey) && !isThirdLevelShift(this, ev) | |
2783 | )) { | |
2784 | return false; | |
2785 | } | |
12a150a4 | 2786 | |
db76868c | 2787 | key = String.fromCharCode(key); |
3f455f90 | 2788 | |
db76868c PK |
2789 | this.emit('keypress', key, ev); |
2790 | this.emit('key', key, ev); | |
2791 | this.showCursor(); | |
2792 | this.handler(key); | |
12a150a4 | 2793 | |
db76868c PK |
2794 | return false; |
2795 | }; | |
3f455f90 | 2796 | |
db76868c PK |
2797 | /** |
2798 | * Send data for handling to the terminal | |
2799 | * @param {string} data | |
2800 | */ | |
2801 | Terminal.prototype.send = function(data) { | |
2802 | var self = this; | |
3f455f90 | 2803 | |
db76868c PK |
2804 | if (!this.queue) { |
2805 | setTimeout(function() { | |
2806 | self.handler(self.queue); | |
2807 | self.queue = ''; | |
2808 | }, 1); | |
2809 | } | |
3f455f90 | 2810 | |
db76868c PK |
2811 | this.queue += data; |
2812 | }; | |
3f455f90 | 2813 | |
db76868c PK |
2814 | /** |
2815 | * Ring the bell. | |
2816 | * Note: We could do sweet things with webaudio here | |
2817 | */ | |
2818 | Terminal.prototype.bell = function() { | |
2819 | if (!this.visualBell) return; | |
2820 | var self = this; | |
2821 | this.element.style.borderColor = 'white'; | |
2822 | setTimeout(function() { | |
2823 | self.element.style.borderColor = ''; | |
2824 | }, 10); | |
2825 | if (this.popOnBell) this.focus(); | |
2826 | }; | |
c3cf6a22 | 2827 | |
db76868c PK |
2828 | /** |
2829 | * Log the current state to the console. | |
2830 | */ | |
2831 | Terminal.prototype.log = function() { | |
2832 | if (!this.debug) return; | |
2833 | if (!this.context.console || !this.context.console.log) return; | |
2834 | var args = Array.prototype.slice.call(arguments); | |
2835 | this.context.console.log.apply(this.context.console, args); | |
2836 | }; | |
3f455f90 | 2837 | |
db76868c PK |
2838 | /** |
2839 | * Log the current state as error to the console. | |
2840 | */ | |
2841 | Terminal.prototype.error = function() { | |
2842 | if (!this.debug) return; | |
2843 | if (!this.context.console || !this.context.console.error) return; | |
2844 | var args = Array.prototype.slice.call(arguments); | |
2845 | this.context.console.error.apply(this.context.console, args); | |
2846 | }; | |
c3cf6a22 | 2847 | |
db76868c PK |
2848 | /** |
2849 | * Resizes the terminal. | |
2850 | * | |
2851 | * @param {number} x The number of columns to resize to. | |
2852 | * @param {number} y The number of rows to resize to. | |
2853 | */ | |
2854 | Terminal.prototype.resize = function(x, y) { | |
2855 | var line | |
2856 | , el | |
2857 | , i | |
2858 | , j | |
2859 | , ch | |
2860 | , addToY; | |
2861 | ||
2862 | if (x === this.cols && y === this.rows) { | |
2863 | return; | |
2864 | } | |
2865 | ||
2866 | if (x < 1) x = 1; | |
2867 | if (y < 1) y = 1; | |
2868 | ||
2869 | // resize cols | |
2870 | j = this.cols; | |
2871 | if (j < x) { | |
2872 | ch = [this.defAttr, ' ', 1]; // does xterm use the default attr? | |
2873 | i = this.lines.length; | |
2874 | while (i--) { | |
2875 | while (this.lines[i].length < x) { | |
2876 | this.lines[i].push(ch); | |
2877 | } | |
2878 | } | |
2879 | } else { // (j > x) | |
2880 | i = this.lines.length; | |
2881 | while (i--) { | |
2882 | while (this.lines[i].length > x) { | |
2883 | this.lines[i].pop(); | |
2884 | } | |
2885 | } | |
2886 | } | |
2887 | this.setupStops(j); | |
2888 | this.cols = x; | |
2889 | ||
2890 | // resize rows | |
2891 | j = this.rows; | |
2892 | addToY = 0; | |
2893 | if (j < y) { | |
2894 | el = this.element; | |
2895 | while (j++ < y) { | |
2896 | // y is rows, not this.y | |
2897 | if (this.lines.length < y + this.ybase) { | |
2898 | if (this.ybase > 0 && this.lines.length <= this.ybase + this.y + addToY + 1) { | |
2899 | // There is room above the buffer and there are no empty elements below the line, | |
2900 | // scroll up | |
2901 | this.ybase--; | |
2902 | addToY++ | |
2903 | if (this.ydisp > 0) { | |
2904 | // Viewport is at the top of the buffer, must increase downwards | |
2905 | this.ydisp--; | |
2906 | } | |
2907 | } else { | |
2908 | // Add a blank line if there is no buffer left at the top to scroll to, or if there | |
2909 | // are blank lines after the cursor | |
2910 | this.lines.push(this.blankLine()); | |
2911 | } | |
2912 | } | |
2913 | if (this.children.length < y) { | |
2914 | this.insertRow(); | |
2915 | } | |
2916 | } | |
2917 | } else { // (j > y) | |
2918 | while (j-- > y) { | |
2919 | if (this.lines.length > y + this.ybase) { | |
2920 | if (this.lines.length > this.ybase + this.y + 1) { | |
2921 | // The line is a blank line below the cursor, remove it | |
2922 | this.lines.pop(); | |
2923 | } else { | |
2924 | // The line is the cursor, scroll down | |
2925 | this.ybase++; | |
2926 | this.ydisp++; | |
2927 | } | |
2928 | } | |
2929 | if (this.children.length > y) { | |
2930 | el = this.children.shift(); | |
2931 | if (!el) continue; | |
2932 | el.parentNode.removeChild(el); | |
2933 | } | |
2934 | } | |
2935 | } | |
2936 | this.rows = y; | |
3f455f90 | 2937 | |
db76868c PK |
2938 | // Make sure that the cursor stays on screen |
2939 | if (this.y >= y) { | |
2940 | this.y = y - 1; | |
2941 | } | |
2942 | if (addToY) { | |
2943 | this.y += addToY; | |
2944 | } | |
12a150a4 | 2945 | |
db76868c PK |
2946 | if (this.x >= x) { |
2947 | this.x = x - 1; | |
2948 | } | |
3f455f90 | 2949 | |
db76868c PK |
2950 | this.scrollTop = 0; |
2951 | this.scrollBottom = y - 1; | |
12a150a4 | 2952 | |
db76868c | 2953 | this.refresh(0, this.rows - 1); |
3f455f90 | 2954 | |
db76868c | 2955 | this.normal = null; |
12a150a4 | 2956 | |
db76868c PK |
2957 | this.emit('resize', {terminal: this, cols: x, rows: y}); |
2958 | }; | |
3f455f90 | 2959 | |
db76868c PK |
2960 | /** |
2961 | * Updates the range of rows to refresh | |
2962 | * @param {number} y The number of rows to refresh next. | |
2963 | */ | |
2964 | Terminal.prototype.updateRange = function(y) { | |
2965 | if (y < this.refreshStart) this.refreshStart = y; | |
2966 | if (y > this.refreshEnd) this.refreshEnd = y; | |
2967 | // if (y > this.refreshEnd) { | |
2968 | // this.refreshEnd = y; | |
2969 | // if (y > this.rows - 1) { | |
2970 | // this.refreshEnd = this.rows - 1; | |
2971 | // } | |
2972 | // } | |
2973 | }; | |
3f455f90 | 2974 | |
db76868c | 2975 | /** |
0de3d839 | 2976 | * Set the range of refreshing to the maximum value |
db76868c PK |
2977 | */ |
2978 | Terminal.prototype.maxRange = function() { | |
2979 | this.refreshStart = 0; | |
2980 | this.refreshEnd = this.rows - 1; | |
2981 | }; | |
12a150a4 | 2982 | |
3f455f90 | 2983 | |
12a150a4 | 2984 | |
db76868c PK |
2985 | /** |
2986 | * Setup the tab stops. | |
2987 | * @param {number} i | |
2988 | */ | |
2989 | Terminal.prototype.setupStops = function(i) { | |
2990 | if (i != null) { | |
2991 | if (!this.tabs[i]) { | |
2992 | i = this.prevStop(i); | |
2993 | } | |
2994 | } else { | |
2995 | this.tabs = {}; | |
2996 | i = 0; | |
2997 | } | |
3f455f90 | 2998 | |
db76868c PK |
2999 | for (; i < this.cols; i += 8) { |
3000 | this.tabs[i] = true; | |
3001 | } | |
3002 | }; | |
12a150a4 | 3003 | |
3f455f90 | 3004 | |
db76868c PK |
3005 | /** |
3006 | * Move the cursor to the previous tab stop from the given position (default is current). | |
3007 | * @param {number} x The position to move the cursor to the previous tab stop. | |
3008 | */ | |
3009 | Terminal.prototype.prevStop = function(x) { | |
3010 | if (x == null) x = this.x; | |
3011 | while (!this.tabs[--x] && x > 0); | |
3012 | return x >= this.cols | |
3013 | ? this.cols - 1 | |
3014 | : x < 0 ? 0 : x; | |
3015 | }; | |
12a150a4 | 3016 | |
3f455f90 | 3017 | |
db76868c PK |
3018 | /** |
3019 | * Move the cursor one tab stop forward from the given position (default is current). | |
3020 | * @param {number} x The position to move the cursor one tab stop forward. | |
3021 | */ | |
3022 | Terminal.prototype.nextStop = function(x) { | |
3023 | if (x == null) x = this.x; | |
3024 | while (!this.tabs[++x] && x < this.cols); | |
3025 | return x >= this.cols | |
3026 | ? this.cols - 1 | |
3027 | : x < 0 ? 0 : x; | |
3028 | }; | |
3f455f90 | 3029 | |
12a150a4 | 3030 | |
db76868c PK |
3031 | /** |
3032 | * Erase in the identified line everything from "x" to the end of the line (right). | |
3033 | * @param {number} x The column from which to start erasing to the end of the line. | |
3034 | * @param {number} y The line in which to operate. | |
3035 | */ | |
3036 | Terminal.prototype.eraseRight = function(x, y) { | |
3037 | var line = this.lines[this.ybase + y] | |
3038 | , ch = [this.eraseAttr(), ' ', 1]; // xterm | |
3f455f90 | 3039 | |
12a150a4 | 3040 | |
db76868c PK |
3041 | for (; x < this.cols; x++) { |
3042 | line[x] = ch; | |
3043 | } | |
3f455f90 | 3044 | |
db76868c PK |
3045 | this.updateRange(y); |
3046 | }; | |
12a150a4 | 3047 | |
3f455f90 | 3048 | |
12a150a4 | 3049 | |
db76868c PK |
3050 | /** |
3051 | * Erase in the identified line everything from "x" to the start of the line (left). | |
3052 | * @param {number} x The column from which to start erasing to the start of the line. | |
3053 | * @param {number} y The line in which to operate. | |
3054 | */ | |
3055 | Terminal.prototype.eraseLeft = function(x, y) { | |
3056 | var line = this.lines[this.ybase + y] | |
3057 | , ch = [this.eraseAttr(), ' ', 1]; // xterm | |
3f455f90 | 3058 | |
db76868c PK |
3059 | x++; |
3060 | while (x--) line[x] = ch; | |
3f455f90 | 3061 | |
db76868c PK |
3062 | this.updateRange(y); |
3063 | }; | |
3f455f90 | 3064 | |
76719413 DI |
3065 | /** |
3066 | * Clears the entire buffer, making the prompt line the new first line. | |
3067 | */ | |
3068 | Terminal.prototype.clear = function() { | |
852dac4d DI |
3069 | if (this.ybase === 0 && this.y === 0) { |
3070 | // Don't clear if it's already clear | |
3071 | return; | |
3072 | } | |
26fc5399 | 3073 | this.lines = [this.lines[this.ybase + this.y]]; |
76719413 DI |
3074 | this.ydisp = 0; |
3075 | this.ybase = 0; | |
3076 | this.y = 0; | |
76719413 DI |
3077 | for (var i = 1; i < this.rows; i++) { |
3078 | this.lines.push(this.blankLine()); | |
3079 | } | |
3080 | this.refresh(0, this.rows - 1); | |
3081 | this.emit('scroll', this.ydisp); | |
3082 | }; | |
3f455f90 | 3083 | |
db76868c PK |
3084 | /** |
3085 | * Erase all content in the given line | |
3086 | * @param {number} y The line to erase all of its contents. | |
3087 | */ | |
3088 | Terminal.prototype.eraseLine = function(y) { | |
3089 | this.eraseRight(0, y); | |
3090 | }; | |
3f455f90 | 3091 | |
3f455f90 | 3092 | |
db76868c PK |
3093 | /** |
3094 | * Return the data array of a blank line/ | |
3095 | * @param {number} cur First bunch of data for each "blank" character. | |
3096 | */ | |
3097 | Terminal.prototype.blankLine = function(cur) { | |
3098 | var attr = cur | |
3099 | ? this.eraseAttr() | |
3100 | : this.defAttr; | |
12a150a4 | 3101 | |
db76868c PK |
3102 | var ch = [attr, ' ', 1] // width defaults to 1 halfwidth character |
3103 | , line = [] | |
3104 | , i = 0; | |
3f455f90 | 3105 | |
db76868c PK |
3106 | for (; i < this.cols; i++) { |
3107 | line[i] = ch; | |
3108 | } | |
12a150a4 | 3109 | |
db76868c PK |
3110 | return line; |
3111 | }; | |
3f455f90 | 3112 | |
12a150a4 | 3113 | |
db76868c PK |
3114 | /** |
3115 | * If cur return the back color xterm feature attribute. Else return defAttr. | |
3116 | * @param {object} cur | |
3117 | */ | |
3118 | Terminal.prototype.ch = function(cur) { | |
3119 | return cur | |
3120 | ? [this.eraseAttr(), ' ', 1] | |
3121 | : [this.defAttr, ' ', 1]; | |
3122 | }; | |
3f455f90 | 3123 | |
3f455f90 | 3124 | |
db76868c PK |
3125 | /** |
3126 | * Evaluate if the current erminal is the given argument. | |
3127 | * @param {object} term The terminal to evaluate | |
3128 | */ | |
3129 | Terminal.prototype.is = function(term) { | |
3130 | var name = this.termName; | |
3131 | return (name + '').indexOf(term) === 0; | |
3132 | }; | |
3f455f90 | 3133 | |
12a150a4 | 3134 | |
db76868c | 3135 | /** |
32e878db DI |
3136 | * Emit the 'data' event and populate the given data. |
3137 | * @param {string} data The data to populate in the event. | |
3138 | */ | |
db76868c PK |
3139 | Terminal.prototype.handler = function(data) { |
3140 | this.emit('data', data); | |
3141 | }; | |
3f455f90 | 3142 | |
12a150a4 | 3143 | |
db76868c PK |
3144 | /** |
3145 | * Emit the 'title' event and populate the given title. | |
3146 | * @param {string} title The title to populate in the event. | |
3147 | */ | |
3148 | Terminal.prototype.handleTitle = function(title) { | |
3149 | this.emit('title', title); | |
3150 | }; | |
3f455f90 | 3151 | |
3f455f90 | 3152 | |
db76868c PK |
3153 | /** |
3154 | * ESC | |
3155 | */ | |
3f455f90 | 3156 | |
db76868c PK |
3157 | /** |
3158 | * ESC D Index (IND is 0x84). | |
3159 | */ | |
3160 | Terminal.prototype.index = function() { | |
3161 | this.y++; | |
3162 | if (this.y > this.scrollBottom) { | |
3163 | this.y--; | |
3164 | this.scroll(); | |
3165 | } | |
3166 | this.state = normal; | |
3167 | }; | |
3f455f90 | 3168 | |
3f455f90 | 3169 | |
db76868c PK |
3170 | /** |
3171 | * ESC M Reverse Index (RI is 0x8d). | |
3172 | */ | |
3173 | Terminal.prototype.reverseIndex = function() { | |
3174 | var j; | |
3175 | this.y--; | |
3176 | if (this.y < this.scrollTop) { | |
3177 | this.y++; | |
3178 | // possibly move the code below to term.reverseScroll(); | |
3179 | // test: echo -ne '\e[1;1H\e[44m\eM\e[0m' | |
3180 | // blankLine(true) is xterm/linux behavior | |
3181 | this.lines.splice(this.y + this.ybase, 0, this.blankLine(true)); | |
3182 | j = this.rows - 1 - this.scrollBottom; | |
3183 | this.lines.splice(this.rows - 1 + this.ybase - j + 1, 1); | |
3184 | // this.maxRange(); | |
3185 | this.updateRange(this.scrollTop); | |
3186 | this.updateRange(this.scrollBottom); | |
3187 | } | |
3188 | this.state = normal; | |
3189 | }; | |
3f455f90 | 3190 | |
12a150a4 | 3191 | |
db76868c PK |
3192 | /** |
3193 | * ESC c Full Reset (RIS). | |
3194 | */ | |
3195 | Terminal.prototype.reset = function() { | |
3196 | this.options.rows = this.rows; | |
3197 | this.options.cols = this.cols; | |
3198 | var customKeydownHandler = this.customKeydownHandler; | |
3199 | Terminal.call(this, this.options); | |
3200 | this.customKeydownHandler = customKeydownHandler; | |
3201 | this.refresh(0, this.rows - 1); | |
c8b19493 | 3202 | this.viewport.syncScrollArea(); |
db76868c | 3203 | }; |
3f455f90 | 3204 | |
12a150a4 | 3205 | |
db76868c PK |
3206 | /** |
3207 | * ESC H Tab Set (HTS is 0x88). | |
3208 | */ | |
3209 | Terminal.prototype.tabSet = function() { | |
3210 | this.tabs[this.x] = true; | |
3211 | this.state = normal; | |
3212 | }; | |
3f455f90 | 3213 | |
12a150a4 | 3214 | |
db76868c PK |
3215 | /** |
3216 | * CSI | |
3217 | */ | |
3f455f90 | 3218 | |
db76868c PK |
3219 | /** |
3220 | * CSI Ps A | |
3221 | * Cursor Up Ps Times (default = 1) (CUU). | |
3222 | */ | |
3223 | Terminal.prototype.cursorUp = function(params) { | |
3224 | var param = params[0]; | |
3225 | if (param < 1) param = 1; | |
3226 | this.y -= param; | |
3227 | if (this.y < 0) this.y = 0; | |
3228 | }; | |
3f455f90 | 3229 | |
3f455f90 | 3230 | |
db76868c PK |
3231 | /** |
3232 | * CSI Ps B | |
3233 | * Cursor Down Ps Times (default = 1) (CUD). | |
3234 | */ | |
3235 | Terminal.prototype.cursorDown = function(params) { | |
3236 | var param = params[0]; | |
3237 | if (param < 1) param = 1; | |
3238 | this.y += param; | |
3239 | if (this.y >= this.rows) { | |
3240 | this.y = this.rows - 1; | |
3241 | } | |
3242 | }; | |
3f455f90 | 3243 | |
db76868c PK |
3244 | |
3245 | /** | |
3246 | * CSI Ps C | |
3247 | * Cursor Forward Ps Times (default = 1) (CUF). | |
3248 | */ | |
3249 | Terminal.prototype.cursorForward = function(params) { | |
3250 | var param = params[0]; | |
3251 | if (param < 1) param = 1; | |
3252 | this.x += param; | |
3253 | if (this.x >= this.cols) { | |
3254 | this.x = this.cols - 1; | |
3255 | } | |
3256 | }; | |
3f455f90 | 3257 | |
12a150a4 | 3258 | |
db76868c PK |
3259 | /** |
3260 | * CSI Ps D | |
3261 | * Cursor Backward Ps Times (default = 1) (CUB). | |
3262 | */ | |
3263 | Terminal.prototype.cursorBackward = function(params) { | |
3264 | var param = params[0]; | |
3265 | if (param < 1) param = 1; | |
3266 | this.x -= param; | |
3267 | if (this.x < 0) this.x = 0; | |
3268 | }; | |
3f455f90 | 3269 | |
3f455f90 | 3270 | |
db76868c PK |
3271 | /** |
3272 | * CSI Ps ; Ps H | |
3273 | * Cursor Position [row;column] (default = [1,1]) (CUP). | |
3274 | */ | |
3275 | Terminal.prototype.cursorPos = function(params) { | |
3276 | var row, col; | |
3f455f90 | 3277 | |
db76868c | 3278 | row = params[0] - 1; |
3f455f90 | 3279 | |
db76868c PK |
3280 | if (params.length >= 2) { |
3281 | col = params[1] - 1; | |
3282 | } else { | |
3283 | col = 0; | |
3284 | } | |
3f455f90 | 3285 | |
db76868c PK |
3286 | if (row < 0) { |
3287 | row = 0; | |
3288 | } else if (row >= this.rows) { | |
3289 | row = this.rows - 1; | |
3290 | } | |
12a150a4 | 3291 | |
db76868c PK |
3292 | if (col < 0) { |
3293 | col = 0; | |
3294 | } else if (col >= this.cols) { | |
3295 | col = this.cols - 1; | |
3296 | } | |
3f455f90 | 3297 | |
db76868c PK |
3298 | this.x = col; |
3299 | this.y = row; | |
3300 | }; | |
3f455f90 | 3301 | |
3f455f90 | 3302 | |
db76868c PK |
3303 | /** |
3304 | * CSI Ps J Erase in Display (ED). | |
3305 | * Ps = 0 -> Erase Below (default). | |
3306 | * Ps = 1 -> Erase Above. | |
3307 | * Ps = 2 -> Erase All. | |
3308 | * Ps = 3 -> Erase Saved Lines (xterm). | |
3309 | * CSI ? Ps J | |
3310 | * Erase in Display (DECSED). | |
3311 | * Ps = 0 -> Selective Erase Below (default). | |
3312 | * Ps = 1 -> Selective Erase Above. | |
3313 | * Ps = 2 -> Selective Erase All. | |
3314 | */ | |
3315 | Terminal.prototype.eraseInDisplay = function(params) { | |
3316 | var j; | |
3317 | switch (params[0]) { | |
3318 | case 0: | |
3319 | this.eraseRight(this.x, this.y); | |
3320 | j = this.y + 1; | |
3321 | for (; j < this.rows; j++) { | |
3322 | this.eraseLine(j); | |
3f455f90 | 3323 | } |
db76868c PK |
3324 | break; |
3325 | case 1: | |
3326 | this.eraseLeft(this.x, this.y); | |
3327 | j = this.y; | |
3328 | while (j--) { | |
3329 | this.eraseLine(j); | |
3330 | } | |
3331 | break; | |
3332 | case 2: | |
3333 | j = this.rows; | |
3334 | while (j--) this.eraseLine(j); | |
3335 | break; | |
3336 | case 3: | |
3337 | ; // no saved lines | |
3338 | break; | |
3339 | } | |
3340 | }; | |
3f455f90 | 3341 | |
3f455f90 | 3342 | |
db76868c PK |
3343 | /** |
3344 | * CSI Ps K Erase in Line (EL). | |
3345 | * Ps = 0 -> Erase to Right (default). | |
3346 | * Ps = 1 -> Erase to Left. | |
3347 | * Ps = 2 -> Erase All. | |
3348 | * CSI ? Ps K | |
3349 | * Erase in Line (DECSEL). | |
3350 | * Ps = 0 -> Selective Erase to Right (default). | |
3351 | * Ps = 1 -> Selective Erase to Left. | |
3352 | * Ps = 2 -> Selective Erase All. | |
3353 | */ | |
3354 | Terminal.prototype.eraseInLine = function(params) { | |
3355 | switch (params[0]) { | |
3356 | case 0: | |
3357 | this.eraseRight(this.x, this.y); | |
3358 | break; | |
3359 | case 1: | |
3360 | this.eraseLeft(this.x, this.y); | |
3361 | break; | |
3362 | case 2: | |
3363 | this.eraseLine(this.y); | |
3364 | break; | |
3365 | } | |
3366 | }; | |
3f455f90 | 3367 | |
3f455f90 | 3368 | |
db76868c PK |
3369 | /** |
3370 | * CSI Pm m Character Attributes (SGR). | |
3371 | * Ps = 0 -> Normal (default). | |
3372 | * Ps = 1 -> Bold. | |
3373 | * Ps = 4 -> Underlined. | |
3374 | * Ps = 5 -> Blink (appears as Bold). | |
3375 | * Ps = 7 -> Inverse. | |
3376 | * Ps = 8 -> Invisible, i.e., hidden (VT300). | |
3377 | * Ps = 2 2 -> Normal (neither bold nor faint). | |
3378 | * Ps = 2 4 -> Not underlined. | |
3379 | * Ps = 2 5 -> Steady (not blinking). | |
3380 | * Ps = 2 7 -> Positive (not inverse). | |
3381 | * Ps = 2 8 -> Visible, i.e., not hidden (VT300). | |
3382 | * Ps = 3 0 -> Set foreground color to Black. | |
3383 | * Ps = 3 1 -> Set foreground color to Red. | |
3384 | * Ps = 3 2 -> Set foreground color to Green. | |
3385 | * Ps = 3 3 -> Set foreground color to Yellow. | |
3386 | * Ps = 3 4 -> Set foreground color to Blue. | |
3387 | * Ps = 3 5 -> Set foreground color to Magenta. | |
3388 | * Ps = 3 6 -> Set foreground color to Cyan. | |
3389 | * Ps = 3 7 -> Set foreground color to White. | |
3390 | * Ps = 3 9 -> Set foreground color to default (original). | |
3391 | * Ps = 4 0 -> Set background color to Black. | |
3392 | * Ps = 4 1 -> Set background color to Red. | |
3393 | * Ps = 4 2 -> Set background color to Green. | |
3394 | * Ps = 4 3 -> Set background color to Yellow. | |
3395 | * Ps = 4 4 -> Set background color to Blue. | |
3396 | * Ps = 4 5 -> Set background color to Magenta. | |
3397 | * Ps = 4 6 -> Set background color to Cyan. | |
3398 | * Ps = 4 7 -> Set background color to White. | |
3399 | * Ps = 4 9 -> Set background color to default (original). | |
3400 | * | |
3401 | * If 16-color support is compiled, the following apply. Assume | |
3402 | * that xterm's resources are set so that the ISO color codes are | |
3403 | * the first 8 of a set of 16. Then the aixterm colors are the | |
3404 | * bright versions of the ISO colors: | |
3405 | * Ps = 9 0 -> Set foreground color to Black. | |
3406 | * Ps = 9 1 -> Set foreground color to Red. | |
3407 | * Ps = 9 2 -> Set foreground color to Green. | |
3408 | * Ps = 9 3 -> Set foreground color to Yellow. | |
3409 | * Ps = 9 4 -> Set foreground color to Blue. | |
3410 | * Ps = 9 5 -> Set foreground color to Magenta. | |
3411 | * Ps = 9 6 -> Set foreground color to Cyan. | |
3412 | * Ps = 9 7 -> Set foreground color to White. | |
3413 | * Ps = 1 0 0 -> Set background color to Black. | |
3414 | * Ps = 1 0 1 -> Set background color to Red. | |
3415 | * Ps = 1 0 2 -> Set background color to Green. | |
3416 | * Ps = 1 0 3 -> Set background color to Yellow. | |
3417 | * Ps = 1 0 4 -> Set background color to Blue. | |
3418 | * Ps = 1 0 5 -> Set background color to Magenta. | |
3419 | * Ps = 1 0 6 -> Set background color to Cyan. | |
3420 | * Ps = 1 0 7 -> Set background color to White. | |
3421 | * | |
3422 | * If xterm is compiled with the 16-color support disabled, it | |
3423 | * supports the following, from rxvt: | |
3424 | * Ps = 1 0 0 -> Set foreground and background color to | |
3425 | * default. | |
3426 | * | |
3427 | * If 88- or 256-color support is compiled, the following apply. | |
3428 | * Ps = 3 8 ; 5 ; Ps -> Set foreground color to the second | |
3429 | * Ps. | |
3430 | * Ps = 4 8 ; 5 ; Ps -> Set background color to the second | |
3431 | * Ps. | |
3432 | */ | |
3433 | Terminal.prototype.charAttributes = function(params) { | |
3434 | // Optimize a single SGR0. | |
3435 | if (params.length === 1 && params[0] === 0) { | |
3436 | this.curAttr = this.defAttr; | |
3437 | return; | |
3438 | } | |
3439 | ||
3440 | var l = params.length | |
3441 | , i = 0 | |
3442 | , flags = this.curAttr >> 18 | |
3443 | , fg = (this.curAttr >> 9) & 0x1ff | |
3444 | , bg = this.curAttr & 0x1ff | |
3445 | , p; | |
3446 | ||
3447 | for (; i < l; i++) { | |
3448 | p = params[i]; | |
3449 | if (p >= 30 && p <= 37) { | |
3450 | // fg color 8 | |
3451 | fg = p - 30; | |
3452 | } else if (p >= 40 && p <= 47) { | |
3453 | // bg color 8 | |
3454 | bg = p - 40; | |
3455 | } else if (p >= 90 && p <= 97) { | |
3456 | // fg color 16 | |
3457 | p += 8; | |
3458 | fg = p - 90; | |
3459 | } else if (p >= 100 && p <= 107) { | |
3460 | // bg color 16 | |
3461 | p += 8; | |
3462 | bg = p - 100; | |
3463 | } else if (p === 0) { | |
3464 | // default | |
3465 | flags = this.defAttr >> 18; | |
3466 | fg = (this.defAttr >> 9) & 0x1ff; | |
3467 | bg = this.defAttr & 0x1ff; | |
3468 | // flags = 0; | |
3469 | // fg = 0x1ff; | |
3470 | // bg = 0x1ff; | |
3471 | } else if (p === 1) { | |
3472 | // bold text | |
3473 | flags |= 1; | |
3474 | } else if (p === 4) { | |
3475 | // underlined text | |
3476 | flags |= 2; | |
3477 | } else if (p === 5) { | |
3478 | // blink | |
3479 | flags |= 4; | |
3480 | } else if (p === 7) { | |
3481 | // inverse and positive | |
3482 | // test with: echo -e '\e[31m\e[42mhello\e[7mworld\e[27mhi\e[m' | |
3483 | flags |= 8; | |
3484 | } else if (p === 8) { | |
3485 | // invisible | |
3486 | flags |= 16; | |
3487 | } else if (p === 22) { | |
3488 | // not bold | |
3489 | flags &= ~1; | |
3490 | } else if (p === 24) { | |
3491 | // not underlined | |
3492 | flags &= ~2; | |
3493 | } else if (p === 25) { | |
3494 | // not blink | |
3495 | flags &= ~4; | |
3496 | } else if (p === 27) { | |
3497 | // not inverse | |
3498 | flags &= ~8; | |
3499 | } else if (p === 28) { | |
3500 | // not invisible | |
3501 | flags &= ~16; | |
3502 | } else if (p === 39) { | |
3503 | // reset fg | |
3504 | fg = (this.defAttr >> 9) & 0x1ff; | |
3505 | } else if (p === 49) { | |
3506 | // reset bg | |
3507 | bg = this.defAttr & 0x1ff; | |
3508 | } else if (p === 38) { | |
3509 | // fg color 256 | |
3510 | if (params[i + 1] === 2) { | |
3511 | i += 2; | |
3512 | fg = matchColor( | |
3513 | params[i] & 0xff, | |
3514 | params[i + 1] & 0xff, | |
3515 | params[i + 2] & 0xff); | |
3516 | if (fg === -1) fg = 0x1ff; | |
3517 | i += 2; | |
3518 | } else if (params[i + 1] === 5) { | |
3519 | i += 2; | |
3520 | p = params[i] & 0xff; | |
3521 | fg = p; | |
3f455f90 | 3522 | } |
db76868c PK |
3523 | } else if (p === 48) { |
3524 | // bg color 256 | |
3525 | if (params[i + 1] === 2) { | |
3526 | i += 2; | |
3527 | bg = matchColor( | |
3528 | params[i] & 0xff, | |
3529 | params[i + 1] & 0xff, | |
3530 | params[i + 2] & 0xff); | |
3531 | if (bg === -1) bg = 0x1ff; | |
3532 | i += 2; | |
3533 | } else if (params[i + 1] === 5) { | |
3534 | i += 2; | |
3535 | p = params[i] & 0xff; | |
3536 | bg = p; | |
3f455f90 | 3537 | } |
db76868c PK |
3538 | } else if (p === 100) { |
3539 | // reset fg/bg | |
3540 | fg = (this.defAttr >> 9) & 0x1ff; | |
3541 | bg = this.defAttr & 0x1ff; | |
3542 | } else { | |
3543 | this.error('Unknown SGR attribute: %d.', p); | |
3544 | } | |
3545 | } | |
3f455f90 | 3546 | |
db76868c PK |
3547 | this.curAttr = (flags << 18) | (fg << 9) | bg; |
3548 | }; | |
12a150a4 | 3549 | |
3f455f90 | 3550 | |
db76868c PK |
3551 | /** |
3552 | * CSI Ps n Device Status Report (DSR). | |
3553 | * Ps = 5 -> Status Report. Result (``OK'') is | |
3554 | * CSI 0 n | |
3555 | * Ps = 6 -> Report Cursor Position (CPR) [row;column]. | |
3556 | * Result is | |
3557 | * CSI r ; c R | |
3558 | * CSI ? Ps n | |
3559 | * Device Status Report (DSR, DEC-specific). | |
3560 | * Ps = 6 -> Report Cursor Position (CPR) [row;column] as CSI | |
3561 | * ? r ; c R (assumes page is zero). | |
3562 | * Ps = 1 5 -> Report Printer status as CSI ? 1 0 n (ready). | |
3563 | * or CSI ? 1 1 n (not ready). | |
3564 | * Ps = 2 5 -> Report UDK status as CSI ? 2 0 n (unlocked) | |
3565 | * or CSI ? 2 1 n (locked). | |
3566 | * Ps = 2 6 -> Report Keyboard status as | |
3567 | * CSI ? 2 7 ; 1 ; 0 ; 0 n (North American). | |
3568 | * The last two parameters apply to VT400 & up, and denote key- | |
3569 | * board ready and LK01 respectively. | |
3570 | * Ps = 5 3 -> Report Locator status as | |
3571 | * CSI ? 5 3 n Locator available, if compiled-in, or | |
3572 | * CSI ? 5 0 n No Locator, if not. | |
3573 | */ | |
3574 | Terminal.prototype.deviceStatus = function(params) { | |
3575 | if (!this.prefix) { | |
3576 | switch (params[0]) { | |
3577 | case 5: | |
3578 | // status report | |
3579 | this.send('\x1b[0n'); | |
3580 | break; | |
3581 | case 6: | |
3582 | // cursor position | |
3583 | this.send('\x1b[' | |
3584 | + (this.y + 1) | |
3585 | + ';' | |
3586 | + (this.x + 1) | |
3587 | + 'R'); | |
3588 | break; | |
3589 | } | |
3590 | } else if (this.prefix === '?') { | |
3591 | // modern xterm doesnt seem to | |
3592 | // respond to any of these except ?6, 6, and 5 | |
3593 | switch (params[0]) { | |
3594 | case 6: | |
3595 | // cursor position | |
3596 | this.send('\x1b[?' | |
3597 | + (this.y + 1) | |
3598 | + ';' | |
3599 | + (this.x + 1) | |
3600 | + 'R'); | |
3601 | break; | |
3602 | case 15: | |
3603 | // no printer | |
3604 | // this.send('\x1b[?11n'); | |
3605 | break; | |
3606 | case 25: | |
3607 | // dont support user defined keys | |
3608 | // this.send('\x1b[?21n'); | |
3609 | break; | |
3610 | case 26: | |
3611 | // north american keyboard | |
3612 | // this.send('\x1b[?27;1;0;0n'); | |
3613 | break; | |
3614 | case 53: | |
3615 | // no dec locator/mouse | |
3616 | // this.send('\x1b[?50n'); | |
3617 | break; | |
3618 | } | |
3619 | } | |
3620 | }; | |
12a150a4 | 3621 | |
3f455f90 | 3622 | |
db76868c PK |
3623 | /** |
3624 | * Additions | |
3625 | */ | |
12a150a4 | 3626 | |
db76868c PK |
3627 | /** |
3628 | * CSI Ps @ | |
3629 | * Insert Ps (Blank) Character(s) (default = 1) (ICH). | |
3630 | */ | |
3631 | Terminal.prototype.insertChars = function(params) { | |
3632 | var param, row, j, ch; | |
3f455f90 | 3633 | |
db76868c PK |
3634 | param = params[0]; |
3635 | if (param < 1) param = 1; | |
12a150a4 | 3636 | |
db76868c PK |
3637 | row = this.y + this.ybase; |
3638 | j = this.x; | |
3639 | ch = [this.eraseAttr(), ' ', 1]; // xterm | |
3f455f90 | 3640 | |
db76868c PK |
3641 | while (param-- && j < this.cols) { |
3642 | this.lines[row].splice(j++, 0, ch); | |
3643 | this.lines[row].pop(); | |
3644 | } | |
3645 | }; | |
12a150a4 | 3646 | |
db76868c PK |
3647 | /** |
3648 | * CSI Ps E | |
3649 | * Cursor Next Line Ps Times (default = 1) (CNL). | |
3650 | * same as CSI Ps B ? | |
3651 | */ | |
3652 | Terminal.prototype.cursorNextLine = function(params) { | |
3653 | var param = params[0]; | |
3654 | if (param < 1) param = 1; | |
3655 | this.y += param; | |
3656 | if (this.y >= this.rows) { | |
3657 | this.y = this.rows - 1; | |
3658 | } | |
3659 | this.x = 0; | |
3660 | }; | |
3f455f90 | 3661 | |
3f455f90 | 3662 | |
db76868c PK |
3663 | /** |
3664 | * CSI Ps F | |
3665 | * Cursor Preceding Line Ps Times (default = 1) (CNL). | |
3666 | * reuse CSI Ps A ? | |
3667 | */ | |
3668 | Terminal.prototype.cursorPrecedingLine = function(params) { | |
3669 | var param = params[0]; | |
3670 | if (param < 1) param = 1; | |
3671 | this.y -= param; | |
3672 | if (this.y < 0) this.y = 0; | |
3673 | this.x = 0; | |
3674 | }; | |
3f455f90 | 3675 | |
12a150a4 | 3676 | |
db76868c PK |
3677 | /** |
3678 | * CSI Ps G | |
3679 | * Cursor Character Absolute [column] (default = [row,1]) (CHA). | |
3680 | */ | |
3681 | Terminal.prototype.cursorCharAbsolute = function(params) { | |
3682 | var param = params[0]; | |
3683 | if (param < 1) param = 1; | |
3684 | this.x = param - 1; | |
3685 | }; | |
3f455f90 | 3686 | |
3f455f90 | 3687 | |
db76868c PK |
3688 | /** |
3689 | * CSI Ps L | |
3690 | * Insert Ps Line(s) (default = 1) (IL). | |
3691 | */ | |
3692 | Terminal.prototype.insertLines = function(params) { | |
3693 | var param, row, j; | |
3f455f90 | 3694 | |
db76868c PK |
3695 | param = params[0]; |
3696 | if (param < 1) param = 1; | |
3697 | row = this.y + this.ybase; | |
3698 | ||
3699 | j = this.rows - 1 - this.scrollBottom; | |
3700 | j = this.rows - 1 + this.ybase - j + 1; | |
3701 | ||
3702 | while (param--) { | |
3703 | // test: echo -e '\e[44m\e[1L\e[0m' | |
3704 | // blankLine(true) - xterm/linux behavior | |
3705 | this.lines.splice(row, 0, this.blankLine(true)); | |
3706 | this.lines.splice(j, 1); | |
3707 | } | |
3708 | ||
3709 | // this.maxRange(); | |
3710 | this.updateRange(this.y); | |
3711 | this.updateRange(this.scrollBottom); | |
3712 | }; | |
3f455f90 | 3713 | |
3f455f90 | 3714 | |
db76868c PK |
3715 | /** |
3716 | * CSI Ps M | |
3717 | * Delete Ps Line(s) (default = 1) (DL). | |
3718 | */ | |
3719 | Terminal.prototype.deleteLines = function(params) { | |
3720 | var param, row, j; | |
3f455f90 | 3721 | |
db76868c PK |
3722 | param = params[0]; |
3723 | if (param < 1) param = 1; | |
3724 | row = this.y + this.ybase; | |
3f455f90 | 3725 | |
db76868c PK |
3726 | j = this.rows - 1 - this.scrollBottom; |
3727 | j = this.rows - 1 + this.ybase - j; | |
3f455f90 | 3728 | |
db76868c PK |
3729 | while (param--) { |
3730 | // test: echo -e '\e[44m\e[1M\e[0m' | |
3731 | // blankLine(true) - xterm/linux behavior | |
3732 | this.lines.splice(j + 1, 0, this.blankLine(true)); | |
3733 | this.lines.splice(row, 1); | |
3734 | } | |
12a150a4 | 3735 | |
db76868c PK |
3736 | // this.maxRange(); |
3737 | this.updateRange(this.y); | |
3738 | this.updateRange(this.scrollBottom); | |
3739 | }; | |
3f455f90 | 3740 | |
12a150a4 | 3741 | |
db76868c PK |
3742 | /** |
3743 | * CSI Ps P | |
3744 | * Delete Ps Character(s) (default = 1) (DCH). | |
3745 | */ | |
3746 | Terminal.prototype.deleteChars = function(params) { | |
3747 | var param, row, ch; | |
3f455f90 | 3748 | |
db76868c PK |
3749 | param = params[0]; |
3750 | if (param < 1) param = 1; | |
12a150a4 | 3751 | |
db76868c PK |
3752 | row = this.y + this.ybase; |
3753 | ch = [this.eraseAttr(), ' ', 1]; // xterm | |
3f455f90 | 3754 | |
db76868c PK |
3755 | while (param--) { |
3756 | this.lines[row].splice(this.x, 1); | |
3757 | this.lines[row].push(ch); | |
3758 | } | |
3759 | }; | |
12a150a4 | 3760 | |
db76868c PK |
3761 | /** |
3762 | * CSI Ps X | |
3763 | * Erase Ps Character(s) (default = 1) (ECH). | |
3764 | */ | |
3765 | Terminal.prototype.eraseChars = function(params) { | |
3766 | var param, row, j, ch; | |
3f455f90 | 3767 | |
db76868c PK |
3768 | param = params[0]; |
3769 | if (param < 1) param = 1; | |
3f455f90 | 3770 | |
db76868c PK |
3771 | row = this.y + this.ybase; |
3772 | j = this.x; | |
3773 | ch = [this.eraseAttr(), ' ', 1]; // xterm | |
12a150a4 | 3774 | |
db76868c PK |
3775 | while (param-- && j < this.cols) { |
3776 | this.lines[row][j++] = ch; | |
3777 | } | |
3778 | }; | |
3f455f90 | 3779 | |
db76868c PK |
3780 | /** |
3781 | * CSI Pm ` Character Position Absolute | |
3782 | * [column] (default = [row,1]) (HPA). | |
3783 | */ | |
3784 | Terminal.prototype.charPosAbsolute = function(params) { | |
3785 | var param = params[0]; | |
3786 | if (param < 1) param = 1; | |
3787 | this.x = param - 1; | |
3788 | if (this.x >= this.cols) { | |
3789 | this.x = this.cols - 1; | |
3790 | } | |
3791 | }; | |
12a150a4 | 3792 | |
3f455f90 | 3793 | |
db76868c PK |
3794 | /** |
3795 | * 141 61 a * HPR - | |
3796 | * Horizontal Position Relative | |
3797 | * reuse CSI Ps C ? | |
3798 | */ | |
3799 | Terminal.prototype.HPositionRelative = function(params) { | |
3800 | var param = params[0]; | |
3801 | if (param < 1) param = 1; | |
3802 | this.x += param; | |
3803 | if (this.x >= this.cols) { | |
3804 | this.x = this.cols - 1; | |
3805 | } | |
3806 | }; | |
12a150a4 | 3807 | |
3f455f90 | 3808 | |
db76868c PK |
3809 | /** |
3810 | * CSI Ps c Send Device Attributes (Primary DA). | |
3811 | * Ps = 0 or omitted -> request attributes from terminal. The | |
3812 | * response depends on the decTerminalID resource setting. | |
3813 | * -> CSI ? 1 ; 2 c (``VT100 with Advanced Video Option'') | |
3814 | * -> CSI ? 1 ; 0 c (``VT101 with No Options'') | |
3815 | * -> CSI ? 6 c (``VT102'') | |
3816 | * -> CSI ? 6 0 ; 1 ; 2 ; 6 ; 8 ; 9 ; 1 5 ; c (``VT220'') | |
3817 | * The VT100-style response parameters do not mean anything by | |
3818 | * themselves. VT220 parameters do, telling the host what fea- | |
3819 | * tures the terminal supports: | |
3820 | * Ps = 1 -> 132-columns. | |
3821 | * Ps = 2 -> Printer. | |
3822 | * Ps = 6 -> Selective erase. | |
3823 | * Ps = 8 -> User-defined keys. | |
3824 | * Ps = 9 -> National replacement character sets. | |
3825 | * Ps = 1 5 -> Technical characters. | |
3826 | * Ps = 2 2 -> ANSI color, e.g., VT525. | |
3827 | * Ps = 2 9 -> ANSI text locator (i.e., DEC Locator mode). | |
3828 | * CSI > Ps c | |
3829 | * Send Device Attributes (Secondary DA). | |
3830 | * Ps = 0 or omitted -> request the terminal's identification | |
3831 | * code. The response depends on the decTerminalID resource set- | |
3832 | * ting. It should apply only to VT220 and up, but xterm extends | |
3833 | * this to VT100. | |
3834 | * -> CSI > Pp ; Pv ; Pc c | |
3835 | * where Pp denotes the terminal type | |
3836 | * Pp = 0 -> ``VT100''. | |
3837 | * Pp = 1 -> ``VT220''. | |
3838 | * and Pv is the firmware version (for xterm, this was originally | |
3839 | * the XFree86 patch number, starting with 95). In a DEC termi- | |
3840 | * nal, Pc indicates the ROM cartridge registration number and is | |
3841 | * always zero. | |
3842 | * More information: | |
3843 | * xterm/charproc.c - line 2012, for more information. | |
3844 | * vim responds with ^[[?0c or ^[[?1c after the terminal's response (?) | |
3845 | */ | |
3846 | Terminal.prototype.sendDeviceAttributes = function(params) { | |
3847 | if (params[0] > 0) return; | |
3848 | ||
3849 | if (!this.prefix) { | |
3850 | if (this.is('xterm') | |
3851 | || this.is('rxvt-unicode') | |
3852 | || this.is('screen')) { | |
3853 | this.send('\x1b[?1;2c'); | |
3854 | } else if (this.is('linux')) { | |
3855 | this.send('\x1b[?6c'); | |
3856 | } | |
3857 | } else if (this.prefix === '>') { | |
3858 | // xterm and urxvt | |
3859 | // seem to spit this | |
3860 | // out around ~370 times (?). | |
3861 | if (this.is('xterm')) { | |
3862 | this.send('\x1b[>0;276;0c'); | |
3863 | } else if (this.is('rxvt-unicode')) { | |
3864 | this.send('\x1b[>85;95;0c'); | |
3865 | } else if (this.is('linux')) { | |
3866 | // not supported by linux console. | |
3867 | // linux console echoes parameters. | |
3868 | this.send(params[0] + 'c'); | |
3869 | } else if (this.is('screen')) { | |
3870 | this.send('\x1b[>83;40003;0c'); | |
3871 | } | |
3872 | } | |
3873 | }; | |
12a150a4 | 3874 | |
3f455f90 | 3875 | |
db76868c PK |
3876 | /** |
3877 | * CSI Pm d | |
3878 | * Line Position Absolute [row] (default = [1,column]) (VPA). | |
3879 | */ | |
3880 | Terminal.prototype.linePosAbsolute = function(params) { | |
3881 | var param = params[0]; | |
3882 | if (param < 1) param = 1; | |
3883 | this.y = param - 1; | |
3884 | if (this.y >= this.rows) { | |
3885 | this.y = this.rows - 1; | |
3886 | } | |
3887 | }; | |
12a150a4 | 3888 | |
3f455f90 | 3889 | |
db76868c PK |
3890 | /** |
3891 | * 145 65 e * VPR - Vertical Position Relative | |
3892 | * reuse CSI Ps B ? | |
3893 | */ | |
3894 | Terminal.prototype.VPositionRelative = function(params) { | |
3895 | var param = params[0]; | |
3896 | if (param < 1) param = 1; | |
3897 | this.y += param; | |
3898 | if (this.y >= this.rows) { | |
3899 | this.y = this.rows - 1; | |
3900 | } | |
3901 | }; | |
12a150a4 | 3902 | |
3f455f90 | 3903 | |
db76868c PK |
3904 | /** |
3905 | * CSI Ps ; Ps f | |
3906 | * Horizontal and Vertical Position [row;column] (default = | |
3907 | * [1,1]) (HVP). | |
3908 | */ | |
3909 | Terminal.prototype.HVPosition = function(params) { | |
3910 | if (params[0] < 1) params[0] = 1; | |
3911 | if (params[1] < 1) params[1] = 1; | |
3f455f90 | 3912 | |
db76868c PK |
3913 | this.y = params[0] - 1; |
3914 | if (this.y >= this.rows) { | |
3915 | this.y = this.rows - 1; | |
3916 | } | |
12a150a4 | 3917 | |
db76868c PK |
3918 | this.x = params[1] - 1; |
3919 | if (this.x >= this.cols) { | |
3920 | this.x = this.cols - 1; | |
3921 | } | |
3922 | }; | |
3f455f90 | 3923 | |
12a150a4 | 3924 | |
db76868c PK |
3925 | /** |
3926 | * CSI Pm h Set Mode (SM). | |
3927 | * Ps = 2 -> Keyboard Action Mode (AM). | |
3928 | * Ps = 4 -> Insert Mode (IRM). | |
3929 | * Ps = 1 2 -> Send/receive (SRM). | |
3930 | * Ps = 2 0 -> Automatic Newline (LNM). | |
3931 | * CSI ? Pm h | |
3932 | * DEC Private Mode Set (DECSET). | |
3933 | * Ps = 1 -> Application Cursor Keys (DECCKM). | |
3934 | * Ps = 2 -> Designate USASCII for character sets G0-G3 | |
3935 | * (DECANM), and set VT100 mode. | |
3936 | * Ps = 3 -> 132 Column Mode (DECCOLM). | |
3937 | * Ps = 4 -> Smooth (Slow) Scroll (DECSCLM). | |
3938 | * Ps = 5 -> Reverse Video (DECSCNM). | |
3939 | * Ps = 6 -> Origin Mode (DECOM). | |
3940 | * Ps = 7 -> Wraparound Mode (DECAWM). | |
3941 | * Ps = 8 -> Auto-repeat Keys (DECARM). | |
3942 | * Ps = 9 -> Send Mouse X & Y on button press. See the sec- | |
3943 | * tion Mouse Tracking. | |
3944 | * Ps = 1 0 -> Show toolbar (rxvt). | |
3945 | * Ps = 1 2 -> Start Blinking Cursor (att610). | |
3946 | * Ps = 1 8 -> Print form feed (DECPFF). | |
3947 | * Ps = 1 9 -> Set print extent to full screen (DECPEX). | |
3948 | * Ps = 2 5 -> Show Cursor (DECTCEM). | |
3949 | * Ps = 3 0 -> Show scrollbar (rxvt). | |
3950 | * Ps = 3 5 -> Enable font-shifting functions (rxvt). | |
3951 | * Ps = 3 8 -> Enter Tektronix Mode (DECTEK). | |
3952 | * Ps = 4 0 -> Allow 80 -> 132 Mode. | |
3953 | * Ps = 4 1 -> more(1) fix (see curses resource). | |
3954 | * Ps = 4 2 -> Enable Nation Replacement Character sets (DECN- | |
3955 | * RCM). | |
3956 | * Ps = 4 4 -> Turn On Margin Bell. | |
3957 | * Ps = 4 5 -> Reverse-wraparound Mode. | |
3958 | * Ps = 4 6 -> Start Logging. This is normally disabled by a | |
3959 | * compile-time option. | |
3960 | * Ps = 4 7 -> Use Alternate Screen Buffer. (This may be dis- | |
3961 | * abled by the titeInhibit resource). | |
3962 | * Ps = 6 6 -> Application keypad (DECNKM). | |
3963 | * Ps = 6 7 -> Backarrow key sends backspace (DECBKM). | |
3964 | * Ps = 1 0 0 0 -> Send Mouse X & Y on button press and | |
3965 | * release. See the section Mouse Tracking. | |
3966 | * Ps = 1 0 0 1 -> Use Hilite Mouse Tracking. | |
3967 | * Ps = 1 0 0 2 -> Use Cell Motion Mouse Tracking. | |
3968 | * Ps = 1 0 0 3 -> Use All Motion Mouse Tracking. | |
3969 | * Ps = 1 0 0 4 -> Send FocusIn/FocusOut events. | |
3970 | * Ps = 1 0 0 5 -> Enable Extended Mouse Mode. | |
3971 | * Ps = 1 0 1 0 -> Scroll to bottom on tty output (rxvt). | |
3972 | * Ps = 1 0 1 1 -> Scroll to bottom on key press (rxvt). | |
3973 | * Ps = 1 0 3 4 -> Interpret "meta" key, sets eighth bit. | |
3974 | * (enables the eightBitInput resource). | |
3975 | * Ps = 1 0 3 5 -> Enable special modifiers for Alt and Num- | |
3976 | * Lock keys. (This enables the numLock resource). | |
3977 | * Ps = 1 0 3 6 -> Send ESC when Meta modifies a key. (This | |
3978 | * enables the metaSendsEscape resource). | |
3979 | * Ps = 1 0 3 7 -> Send DEL from the editing-keypad Delete | |
3980 | * key. | |
3981 | * Ps = 1 0 3 9 -> Send ESC when Alt modifies a key. (This | |
3982 | * enables the altSendsEscape resource). | |
3983 | * Ps = 1 0 4 0 -> Keep selection even if not highlighted. | |
3984 | * (This enables the keepSelection resource). | |
3985 | * Ps = 1 0 4 1 -> Use the CLIPBOARD selection. (This enables | |
3986 | * the selectToClipboard resource). | |
3987 | * Ps = 1 0 4 2 -> Enable Urgency window manager hint when | |
3988 | * Control-G is received. (This enables the bellIsUrgent | |
3989 | * resource). | |
3990 | * Ps = 1 0 4 3 -> Enable raising of the window when Control-G | |
3991 | * is received. (enables the popOnBell resource). | |
3992 | * Ps = 1 0 4 7 -> Use Alternate Screen Buffer. (This may be | |
3993 | * disabled by the titeInhibit resource). | |
3994 | * Ps = 1 0 4 8 -> Save cursor as in DECSC. (This may be dis- | |
3995 | * abled by the titeInhibit resource). | |
3996 | * Ps = 1 0 4 9 -> Save cursor as in DECSC and use Alternate | |
3997 | * Screen Buffer, clearing it first. (This may be disabled by | |
3998 | * the titeInhibit resource). This combines the effects of the 1 | |
3999 | * 0 4 7 and 1 0 4 8 modes. Use this with terminfo-based | |
4000 | * applications rather than the 4 7 mode. | |
4001 | * Ps = 1 0 5 0 -> Set terminfo/termcap function-key mode. | |
4002 | * Ps = 1 0 5 1 -> Set Sun function-key mode. | |
4003 | * Ps = 1 0 5 2 -> Set HP function-key mode. | |
4004 | * Ps = 1 0 5 3 -> Set SCO function-key mode. | |
4005 | * Ps = 1 0 6 0 -> Set legacy keyboard emulation (X11R6). | |
4006 | * Ps = 1 0 6 1 -> Set VT220 keyboard emulation. | |
4007 | * Ps = 2 0 0 4 -> Set bracketed paste mode. | |
4008 | * Modes: | |
4009 | * http: *vt100.net/docs/vt220-rm/chapter4.html | |
4010 | */ | |
4011 | Terminal.prototype.setMode = function(params) { | |
4012 | if (typeof params === 'object') { | |
4013 | var l = params.length | |
4014 | , i = 0; | |
3f455f90 | 4015 | |
db76868c PK |
4016 | for (; i < l; i++) { |
4017 | this.setMode(params[i]); | |
4018 | } | |
12a150a4 | 4019 | |
db76868c PK |
4020 | return; |
4021 | } | |
4022 | ||
4023 | if (!this.prefix) { | |
4024 | switch (params) { | |
4025 | case 4: | |
4026 | this.insertMode = true; | |
4027 | break; | |
4028 | case 20: | |
4029 | //this.convertEol = true; | |
4030 | break; | |
4031 | } | |
4032 | } else if (this.prefix === '?') { | |
4033 | switch (params) { | |
4034 | case 1: | |
4035 | this.applicationCursor = true; | |
4036 | break; | |
4037 | case 2: | |
4038 | this.setgCharset(0, Terminal.charsets.US); | |
4039 | this.setgCharset(1, Terminal.charsets.US); | |
4040 | this.setgCharset(2, Terminal.charsets.US); | |
4041 | this.setgCharset(3, Terminal.charsets.US); | |
4042 | // set VT100 mode here | |
4043 | break; | |
4044 | case 3: // 132 col mode | |
4045 | this.savedCols = this.cols; | |
4046 | this.resize(132, this.rows); | |
4047 | break; | |
4048 | case 6: | |
4049 | this.originMode = true; | |
4050 | break; | |
4051 | case 7: | |
4052 | this.wraparoundMode = true; | |
4053 | break; | |
4054 | case 12: | |
4055 | // this.cursorBlink = true; | |
4056 | break; | |
4057 | case 66: | |
4058 | this.log('Serial port requested application keypad.'); | |
4059 | this.applicationKeypad = true; | |
c7a48815 | 4060 | this.viewport.syncScrollArea(); |
db76868c PK |
4061 | break; |
4062 | case 9: // X10 Mouse | |
4063 | // no release, no motion, no wheel, no modifiers. | |
4064 | case 1000: // vt200 mouse | |
4065 | // no motion. | |
4066 | // no modifiers, except control on the wheel. | |
4067 | case 1002: // button event mouse | |
4068 | case 1003: // any event mouse | |
4069 | // any event - sends motion events, | |
4070 | // even if there is no button held down. | |
4071 | this.x10Mouse = params === 9; | |
4072 | this.vt200Mouse = params === 1000; | |
4073 | this.normalMouse = params > 1000; | |
4074 | this.mouseEvents = true; | |
4075 | this.element.style.cursor = 'default'; | |
4076 | this.log('Binding to mouse events.'); | |
4077 | break; | |
4078 | case 1004: // send focusin/focusout events | |
4079 | // focusin: ^[[I | |
4080 | // focusout: ^[[O | |
4081 | this.sendFocus = true; | |
4082 | break; | |
4083 | case 1005: // utf8 ext mode mouse | |
4084 | this.utfMouse = true; | |
4085 | // for wide terminals | |
4086 | // simply encodes large values as utf8 characters | |
4087 | break; | |
4088 | case 1006: // sgr ext mode mouse | |
4089 | this.sgrMouse = true; | |
4090 | // for wide terminals | |
4091 | // does not add 32 to fields | |
4092 | // press: ^[[<b;x;yM | |
4093 | // release: ^[[<b;x;ym | |
4094 | break; | |
4095 | case 1015: // urxvt ext mode mouse | |
4096 | this.urxvtMouse = true; | |
4097 | // for wide terminals | |
4098 | // numbers for fields | |
4099 | // press: ^[[b;x;yM | |
4100 | // motion: ^[[b;x;yT | |
4101 | break; | |
4102 | case 25: // show cursor | |
4103 | this.cursorHidden = false; | |
4104 | break; | |
4105 | case 1049: // alt screen buffer cursor | |
4106 | //this.saveCursor(); | |
4107 | ; // FALL-THROUGH | |
4108 | case 47: // alt screen buffer | |
4109 | case 1047: // alt screen buffer | |
4110 | if (!this.normal) { | |
4111 | var normal = { | |
4112 | lines: this.lines, | |
4113 | ybase: this.ybase, | |
4114 | ydisp: this.ydisp, | |
4115 | x: this.x, | |
4116 | y: this.y, | |
4117 | scrollTop: this.scrollTop, | |
4118 | scrollBottom: this.scrollBottom, | |
4119 | tabs: this.tabs | |
4120 | // XXX save charset(s) here? | |
4121 | // charset: this.charset, | |
4122 | // glevel: this.glevel, | |
4123 | // charsets: this.charsets | |
4124 | }; | |
4125 | this.reset(); | |
4126 | this.normal = normal; | |
4127 | this.showCursor(); | |
4128 | } | |
4129 | break; | |
4130 | } | |
4131 | } | |
4132 | }; | |
3f455f90 | 4133 | |
db76868c PK |
4134 | /** |
4135 | * CSI Pm l Reset Mode (RM). | |
4136 | * Ps = 2 -> Keyboard Action Mode (AM). | |
4137 | * Ps = 4 -> Replace Mode (IRM). | |
4138 | * Ps = 1 2 -> Send/receive (SRM). | |
4139 | * Ps = 2 0 -> Normal Linefeed (LNM). | |
4140 | * CSI ? Pm l | |
4141 | * DEC Private Mode Reset (DECRST). | |
4142 | * Ps = 1 -> Normal Cursor Keys (DECCKM). | |
4143 | * Ps = 2 -> Designate VT52 mode (DECANM). | |
4144 | * Ps = 3 -> 80 Column Mode (DECCOLM). | |
4145 | * Ps = 4 -> Jump (Fast) Scroll (DECSCLM). | |
4146 | * Ps = 5 -> Normal Video (DECSCNM). | |
4147 | * Ps = 6 -> Normal Cursor Mode (DECOM). | |
4148 | * Ps = 7 -> No Wraparound Mode (DECAWM). | |
4149 | * Ps = 8 -> No Auto-repeat Keys (DECARM). | |
4150 | * Ps = 9 -> Don't send Mouse X & Y on button press. | |
4151 | * Ps = 1 0 -> Hide toolbar (rxvt). | |
4152 | * Ps = 1 2 -> Stop Blinking Cursor (att610). | |
4153 | * Ps = 1 8 -> Don't print form feed (DECPFF). | |
4154 | * Ps = 1 9 -> Limit print to scrolling region (DECPEX). | |
4155 | * Ps = 2 5 -> Hide Cursor (DECTCEM). | |
4156 | * Ps = 3 0 -> Don't show scrollbar (rxvt). | |
4157 | * Ps = 3 5 -> Disable font-shifting functions (rxvt). | |
4158 | * Ps = 4 0 -> Disallow 80 -> 132 Mode. | |
4159 | * Ps = 4 1 -> No more(1) fix (see curses resource). | |
4160 | * Ps = 4 2 -> Disable Nation Replacement Character sets (DEC- | |
4161 | * NRCM). | |
4162 | * Ps = 4 4 -> Turn Off Margin Bell. | |
4163 | * Ps = 4 5 -> No Reverse-wraparound Mode. | |
4164 | * Ps = 4 6 -> Stop Logging. (This is normally disabled by a | |
4165 | * compile-time option). | |
4166 | * Ps = 4 7 -> Use Normal Screen Buffer. | |
4167 | * Ps = 6 6 -> Numeric keypad (DECNKM). | |
4168 | * Ps = 6 7 -> Backarrow key sends delete (DECBKM). | |
4169 | * Ps = 1 0 0 0 -> Don't send Mouse X & Y on button press and | |
4170 | * release. See the section Mouse Tracking. | |
4171 | * Ps = 1 0 0 1 -> Don't use Hilite Mouse Tracking. | |
4172 | * Ps = 1 0 0 2 -> Don't use Cell Motion Mouse Tracking. | |
4173 | * Ps = 1 0 0 3 -> Don't use All Motion Mouse Tracking. | |
4174 | * Ps = 1 0 0 4 -> Don't send FocusIn/FocusOut events. | |
4175 | * Ps = 1 0 0 5 -> Disable Extended Mouse Mode. | |
4176 | * Ps = 1 0 1 0 -> Don't scroll to bottom on tty output | |
4177 | * (rxvt). | |
4178 | * Ps = 1 0 1 1 -> Don't scroll to bottom on key press (rxvt). | |
4179 | * Ps = 1 0 3 4 -> Don't interpret "meta" key. (This disables | |
4180 | * the eightBitInput resource). | |
4181 | * Ps = 1 0 3 5 -> Disable special modifiers for Alt and Num- | |
4182 | * Lock keys. (This disables the numLock resource). | |
4183 | * Ps = 1 0 3 6 -> Don't send ESC when Meta modifies a key. | |
4184 | * (This disables the metaSendsEscape resource). | |
4185 | * Ps = 1 0 3 7 -> Send VT220 Remove from the editing-keypad | |
4186 | * Delete key. | |
4187 | * Ps = 1 0 3 9 -> Don't send ESC when Alt modifies a key. | |
4188 | * (This disables the altSendsEscape resource). | |
4189 | * Ps = 1 0 4 0 -> Do not keep selection when not highlighted. | |
4190 | * (This disables the keepSelection resource). | |
4191 | * Ps = 1 0 4 1 -> Use the PRIMARY selection. (This disables | |
4192 | * the selectToClipboard resource). | |
4193 | * Ps = 1 0 4 2 -> Disable Urgency window manager hint when | |
4194 | * Control-G is received. (This disables the bellIsUrgent | |
4195 | * resource). | |
4196 | * Ps = 1 0 4 3 -> Disable raising of the window when Control- | |
4197 | * G is received. (This disables the popOnBell resource). | |
4198 | * Ps = 1 0 4 7 -> Use Normal Screen Buffer, clearing screen | |
4199 | * first if in the Alternate Screen. (This may be disabled by | |
4200 | * the titeInhibit resource). | |
4201 | * Ps = 1 0 4 8 -> Restore cursor as in DECRC. (This may be | |
4202 | * disabled by the titeInhibit resource). | |
4203 | * Ps = 1 0 4 9 -> Use Normal Screen Buffer and restore cursor | |
4204 | * as in DECRC. (This may be disabled by the titeInhibit | |
4205 | * resource). This combines the effects of the 1 0 4 7 and 1 0 | |
4206 | * 4 8 modes. Use this with terminfo-based applications rather | |
4207 | * than the 4 7 mode. | |
4208 | * Ps = 1 0 5 0 -> Reset terminfo/termcap function-key mode. | |
4209 | * Ps = 1 0 5 1 -> Reset Sun function-key mode. | |
4210 | * Ps = 1 0 5 2 -> Reset HP function-key mode. | |
4211 | * Ps = 1 0 5 3 -> Reset SCO function-key mode. | |
4212 | * Ps = 1 0 6 0 -> Reset legacy keyboard emulation (X11R6). | |
4213 | * Ps = 1 0 6 1 -> Reset keyboard emulation to Sun/PC style. | |
4214 | * Ps = 2 0 0 4 -> Reset bracketed paste mode. | |
4215 | */ | |
4216 | Terminal.prototype.resetMode = function(params) { | |
4217 | if (typeof params === 'object') { | |
4218 | var l = params.length | |
4219 | , i = 0; | |
12a150a4 | 4220 | |
db76868c PK |
4221 | for (; i < l; i++) { |
4222 | this.resetMode(params[i]); | |
4223 | } | |
3f455f90 | 4224 | |
db76868c PK |
4225 | return; |
4226 | } | |
4227 | ||
4228 | if (!this.prefix) { | |
4229 | switch (params) { | |
4230 | case 4: | |
4231 | this.insertMode = false; | |
4232 | break; | |
4233 | case 20: | |
4234 | //this.convertEol = false; | |
4235 | break; | |
4236 | } | |
4237 | } else if (this.prefix === '?') { | |
4238 | switch (params) { | |
4239 | case 1: | |
4240 | this.applicationCursor = false; | |
4241 | break; | |
4242 | case 3: | |
4243 | if (this.cols === 132 && this.savedCols) { | |
4244 | this.resize(this.savedCols, this.rows); | |
4245 | } | |
4246 | delete this.savedCols; | |
4247 | break; | |
4248 | case 6: | |
4249 | this.originMode = false; | |
4250 | break; | |
4251 | case 7: | |
4252 | this.wraparoundMode = false; | |
4253 | break; | |
4254 | case 12: | |
4255 | // this.cursorBlink = false; | |
4256 | break; | |
4257 | case 66: | |
4258 | this.log('Switching back to normal keypad.'); | |
4259 | this.applicationKeypad = false; | |
c7a48815 | 4260 | this.viewport.syncScrollArea(); |
db76868c PK |
4261 | break; |
4262 | case 9: // X10 Mouse | |
4263 | case 1000: // vt200 mouse | |
4264 | case 1002: // button event mouse | |
4265 | case 1003: // any event mouse | |
4266 | this.x10Mouse = false; | |
4267 | this.vt200Mouse = false; | |
4268 | this.normalMouse = false; | |
4269 | this.mouseEvents = false; | |
4270 | this.element.style.cursor = ''; | |
4271 | break; | |
4272 | case 1004: // send focusin/focusout events | |
4273 | this.sendFocus = false; | |
4274 | break; | |
4275 | case 1005: // utf8 ext mode mouse | |
4276 | this.utfMouse = false; | |
4277 | break; | |
4278 | case 1006: // sgr ext mode mouse | |
4279 | this.sgrMouse = false; | |
4280 | break; | |
4281 | case 1015: // urxvt ext mode mouse | |
4282 | this.urxvtMouse = false; | |
4283 | break; | |
4284 | case 25: // hide cursor | |
4285 | this.cursorHidden = true; | |
4286 | break; | |
4287 | case 1049: // alt screen buffer cursor | |
4288 | ; // FALL-THROUGH | |
4289 | case 47: // normal screen buffer | |
4290 | case 1047: // normal screen buffer - clearing it first | |
4291 | if (this.normal) { | |
4292 | this.lines = this.normal.lines; | |
4293 | this.ybase = this.normal.ybase; | |
4294 | this.ydisp = this.normal.ydisp; | |
4295 | this.x = this.normal.x; | |
4296 | this.y = this.normal.y; | |
4297 | this.scrollTop = this.normal.scrollTop; | |
4298 | this.scrollBottom = this.normal.scrollBottom; | |
4299 | this.tabs = this.normal.tabs; | |
4300 | this.normal = null; | |
4301 | // if (params === 1049) { | |
4302 | // this.x = this.savedX; | |
4303 | // this.y = this.savedY; | |
4304 | // } | |
4305 | this.refresh(0, this.rows - 1); | |
4306 | this.showCursor(); | |
4307 | } | |
4308 | break; | |
4309 | } | |
4310 | } | |
4311 | }; | |
12a150a4 | 4312 | |
3f455f90 | 4313 | |
db76868c PK |
4314 | /** |
4315 | * CSI Ps ; Ps r | |
4316 | * Set Scrolling Region [top;bottom] (default = full size of win- | |
4317 | * dow) (DECSTBM). | |
4318 | * CSI ? Pm r | |
4319 | */ | |
4320 | Terminal.prototype.setScrollRegion = function(params) { | |
4321 | if (this.prefix) return; | |
4322 | this.scrollTop = (params[0] || 1) - 1; | |
4323 | this.scrollBottom = (params[1] || this.rows) - 1; | |
4324 | this.x = 0; | |
4325 | this.y = 0; | |
4326 | }; | |
12a150a4 | 4327 | |
3f455f90 | 4328 | |
db76868c PK |
4329 | /** |
4330 | * CSI s | |
4331 | * Save cursor (ANSI.SYS). | |
4332 | */ | |
4333 | Terminal.prototype.saveCursor = function(params) { | |
4334 | this.savedX = this.x; | |
4335 | this.savedY = this.y; | |
4336 | }; | |
12a150a4 | 4337 | |
3f455f90 | 4338 | |
db76868c PK |
4339 | /** |
4340 | * CSI u | |
4341 | * Restore cursor (ANSI.SYS). | |
4342 | */ | |
4343 | Terminal.prototype.restoreCursor = function(params) { | |
4344 | this.x = this.savedX || 0; | |
4345 | this.y = this.savedY || 0; | |
4346 | }; | |
12a150a4 | 4347 | |
3f455f90 | 4348 | |
db76868c PK |
4349 | /** |
4350 | * Lesser Used | |
4351 | */ | |
12a150a4 | 4352 | |
db76868c PK |
4353 | /** |
4354 | * CSI Ps I | |
4355 | * Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). | |
4356 | */ | |
4357 | Terminal.prototype.cursorForwardTab = function(params) { | |
4358 | var param = params[0] || 1; | |
4359 | while (param--) { | |
4360 | this.x = this.nextStop(); | |
4361 | } | |
4362 | }; | |
3f455f90 | 4363 | |
12a150a4 | 4364 | |
db76868c PK |
4365 | /** |
4366 | * CSI Ps S Scroll up Ps lines (default = 1) (SU). | |
4367 | */ | |
4368 | Terminal.prototype.scrollUp = function(params) { | |
4369 | var param = params[0] || 1; | |
4370 | while (param--) { | |
4371 | this.lines.splice(this.ybase + this.scrollTop, 1); | |
4372 | this.lines.splice(this.ybase + this.scrollBottom, 0, this.blankLine()); | |
4373 | } | |
4374 | // this.maxRange(); | |
4375 | this.updateRange(this.scrollTop); | |
4376 | this.updateRange(this.scrollBottom); | |
4377 | }; | |
3f455f90 | 4378 | |
12a150a4 | 4379 | |
db76868c | 4380 | /** |
32e878db DI |
4381 | * CSI Ps T Scroll down Ps lines (default = 1) (SD). |
4382 | */ | |
db76868c PK |
4383 | Terminal.prototype.scrollDown = function(params) { |
4384 | var param = params[0] || 1; | |
4385 | while (param--) { | |
4386 | this.lines.splice(this.ybase + this.scrollBottom, 1); | |
4387 | this.lines.splice(this.ybase + this.scrollTop, 0, this.blankLine()); | |
4388 | } | |
4389 | // this.maxRange(); | |
4390 | this.updateRange(this.scrollTop); | |
4391 | this.updateRange(this.scrollBottom); | |
4392 | }; | |
3f455f90 | 4393 | |
12a150a4 | 4394 | |
db76868c PK |
4395 | /** |
4396 | * CSI Ps ; Ps ; Ps ; Ps ; Ps T | |
4397 | * Initiate highlight mouse tracking. Parameters are | |
4398 | * [func;startx;starty;firstrow;lastrow]. See the section Mouse | |
4399 | * Tracking. | |
4400 | */ | |
4401 | Terminal.prototype.initMouseTracking = function(params) { | |
4402 | // Relevant: DECSET 1001 | |
4403 | }; | |
3f455f90 | 4404 | |
12a150a4 | 4405 | |
db76868c PK |
4406 | /** |
4407 | * CSI > Ps; Ps T | |
4408 | * Reset one or more features of the title modes to the default | |
4409 | * value. Normally, "reset" disables the feature. It is possi- | |
4410 | * ble to disable the ability to reset features by compiling a | |
4411 | * different default for the title modes into xterm. | |
4412 | * Ps = 0 -> Do not set window/icon labels using hexadecimal. | |
4413 | * Ps = 1 -> Do not query window/icon labels using hexadeci- | |
4414 | * mal. | |
4415 | * Ps = 2 -> Do not set window/icon labels using UTF-8. | |
4416 | * Ps = 3 -> Do not query window/icon labels using UTF-8. | |
4417 | * (See discussion of "Title Modes"). | |
4418 | */ | |
4419 | Terminal.prototype.resetTitleModes = function(params) { | |
4420 | ; | |
4421 | }; | |
3f455f90 | 4422 | |
12a150a4 | 4423 | |
db76868c PK |
4424 | /** |
4425 | * CSI Ps Z Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). | |
4426 | */ | |
4427 | Terminal.prototype.cursorBackwardTab = function(params) { | |
4428 | var param = params[0] || 1; | |
4429 | while (param--) { | |
4430 | this.x = this.prevStop(); | |
4431 | } | |
4432 | }; | |
3f455f90 | 4433 | |
3f455f90 | 4434 | |
db76868c PK |
4435 | /** |
4436 | * CSI Ps b Repeat the preceding graphic character Ps times (REP). | |
4437 | */ | |
4438 | Terminal.prototype.repeatPrecedingCharacter = function(params) { | |
4439 | var param = params[0] || 1 | |
4440 | , line = this.lines[this.ybase + this.y] | |
4441 | , ch = line[this.x - 1] || [this.defAttr, ' ', 1]; | |
3f455f90 | 4442 | |
db76868c PK |
4443 | while (param--) line[this.x++] = ch; |
4444 | }; | |
3f455f90 | 4445 | |
3f455f90 | 4446 | |
db76868c PK |
4447 | /** |
4448 | * CSI Ps g Tab Clear (TBC). | |
4449 | * Ps = 0 -> Clear Current Column (default). | |
4450 | * Ps = 3 -> Clear All. | |
4451 | * Potentially: | |
4452 | * Ps = 2 -> Clear Stops on Line. | |
4453 | * http://vt100.net/annarbor/aaa-ug/section6.html | |
4454 | */ | |
4455 | Terminal.prototype.tabClear = function(params) { | |
4456 | var param = params[0]; | |
4457 | if (param <= 0) { | |
4458 | delete this.tabs[this.x]; | |
4459 | } else if (param === 3) { | |
4460 | this.tabs = {}; | |
4461 | } | |
4462 | }; | |
12a150a4 | 4463 | |
3f455f90 | 4464 | |
db76868c PK |
4465 | /** |
4466 | * CSI Pm i Media Copy (MC). | |
4467 | * Ps = 0 -> Print screen (default). | |
4468 | * Ps = 4 -> Turn off printer controller mode. | |
4469 | * Ps = 5 -> Turn on printer controller mode. | |
4470 | * CSI ? Pm i | |
4471 | * Media Copy (MC, DEC-specific). | |
4472 | * Ps = 1 -> Print line containing cursor. | |
4473 | * Ps = 4 -> Turn off autoprint mode. | |
4474 | * Ps = 5 -> Turn on autoprint mode. | |
4475 | * Ps = 1 0 -> Print composed display, ignores DECPEX. | |
4476 | * Ps = 1 1 -> Print all pages. | |
4477 | */ | |
4478 | Terminal.prototype.mediaCopy = function(params) { | |
4479 | ; | |
4480 | }; | |
12a150a4 | 4481 | |
3f455f90 | 4482 | |
db76868c PK |
4483 | /** |
4484 | * CSI > Ps; Ps m | |
4485 | * Set or reset resource-values used by xterm to decide whether | |
4486 | * to construct escape sequences holding information about the | |
4487 | * modifiers pressed with a given key. The first parameter iden- | |
4488 | * tifies the resource to set/reset. The second parameter is the | |
4489 | * value to assign to the resource. If the second parameter is | |
4490 | * omitted, the resource is reset to its initial value. | |
4491 | * Ps = 1 -> modifyCursorKeys. | |
4492 | * Ps = 2 -> modifyFunctionKeys. | |
4493 | * Ps = 4 -> modifyOtherKeys. | |
4494 | * If no parameters are given, all resources are reset to their | |
4495 | * initial values. | |
4496 | */ | |
4497 | Terminal.prototype.setResources = function(params) { | |
4498 | ; | |
4499 | }; | |
8bc844c0 | 4500 | |
8bc844c0 | 4501 | |
db76868c PK |
4502 | /** |
4503 | * CSI > Ps n | |
4504 | * Disable modifiers which may be enabled via the CSI > Ps; Ps m | |
4505 | * sequence. This corresponds to a resource value of "-1", which | |
4506 | * cannot be set with the other sequence. The parameter identi- | |
4507 | * fies the resource to be disabled: | |
4508 | * Ps = 1 -> modifyCursorKeys. | |
4509 | * Ps = 2 -> modifyFunctionKeys. | |
4510 | * Ps = 4 -> modifyOtherKeys. | |
4511 | * If the parameter is omitted, modifyFunctionKeys is disabled. | |
4512 | * When modifyFunctionKeys is disabled, xterm uses the modifier | |
4513 | * keys to make an extended sequence of functions rather than | |
4514 | * adding a parameter to each function key to denote the modi- | |
4515 | * fiers. | |
4516 | */ | |
4517 | Terminal.prototype.disableModifiers = function(params) { | |
4518 | ; | |
4519 | }; | |
8bc844c0 | 4520 | |
8bc844c0 | 4521 | |
db76868c PK |
4522 | /** |
4523 | * CSI > Ps p | |
4524 | * Set resource value pointerMode. This is used by xterm to | |
4525 | * decide whether to hide the pointer cursor as the user types. | |
4526 | * Valid values for the parameter: | |
4527 | * Ps = 0 -> never hide the pointer. | |
4528 | * Ps = 1 -> hide if the mouse tracking mode is not enabled. | |
4529 | * Ps = 2 -> always hide the pointer. If no parameter is | |
4530 | * given, xterm uses the default, which is 1 . | |
4531 | */ | |
4532 | Terminal.prototype.setPointerMode = function(params) { | |
4533 | ; | |
4534 | }; | |
178b611b | 4535 | |
8bc844c0 | 4536 | |
db76868c PK |
4537 | /** |
4538 | * CSI ! p Soft terminal reset (DECSTR). | |
4539 | * http://vt100.net/docs/vt220-rm/table4-10.html | |
4540 | */ | |
4541 | Terminal.prototype.softReset = function(params) { | |
4542 | this.cursorHidden = false; | |
4543 | this.insertMode = false; | |
4544 | this.originMode = false; | |
4545 | this.wraparoundMode = false; // autowrap | |
4546 | this.applicationKeypad = false; // ? | |
c7a48815 | 4547 | this.viewport.syncScrollArea(); |
db76868c PK |
4548 | this.applicationCursor = false; |
4549 | this.scrollTop = 0; | |
4550 | this.scrollBottom = this.rows - 1; | |
4551 | this.curAttr = this.defAttr; | |
4552 | this.x = this.y = 0; // ? | |
4553 | this.charset = null; | |
4554 | this.glevel = 0; // ?? | |
4555 | this.charsets = [null]; // ?? | |
4556 | }; | |
8bc844c0 | 4557 | |
3f455f90 | 4558 | |
db76868c PK |
4559 | /** |
4560 | * CSI Ps$ p | |
4561 | * Request ANSI mode (DECRQM). For VT300 and up, reply is | |
4562 | * CSI Ps; Pm$ y | |
4563 | * where Ps is the mode number as in RM, and Pm is the mode | |
4564 | * value: | |
4565 | * 0 - not recognized | |
4566 | * 1 - set | |
4567 | * 2 - reset | |
4568 | * 3 - permanently set | |
4569 | * 4 - permanently reset | |
4570 | */ | |
4571 | Terminal.prototype.requestAnsiMode = function(params) { | |
4572 | ; | |
4573 | }; | |
3f455f90 | 4574 | |
3f455f90 | 4575 | |
db76868c PK |
4576 | /** |
4577 | * CSI ? Ps$ p | |
4578 | * Request DEC private mode (DECRQM). For VT300 and up, reply is | |
4579 | * CSI ? Ps; Pm$ p | |
4580 | * where Ps is the mode number as in DECSET, Pm is the mode value | |
4581 | * as in the ANSI DECRQM. | |
4582 | */ | |
4583 | Terminal.prototype.requestPrivateMode = function(params) { | |
4584 | ; | |
4585 | }; | |
b01165c1 | 4586 | |
8bc844c0 | 4587 | |
db76868c PK |
4588 | /** |
4589 | * CSI Ps ; Ps " p | |
4590 | * Set conformance level (DECSCL). Valid values for the first | |
4591 | * parameter: | |
4592 | * Ps = 6 1 -> VT100. | |
4593 | * Ps = 6 2 -> VT200. | |
4594 | * Ps = 6 3 -> VT300. | |
4595 | * Valid values for the second parameter: | |
4596 | * Ps = 0 -> 8-bit controls. | |
4597 | * Ps = 1 -> 7-bit controls (always set for VT100). | |
4598 | * Ps = 2 -> 8-bit controls. | |
4599 | */ | |
4600 | Terminal.prototype.setConformanceLevel = function(params) { | |
4601 | ; | |
4602 | }; | |
3f455f90 | 4603 | |
8bc844c0 | 4604 | |
db76868c PK |
4605 | /** |
4606 | * CSI Ps q Load LEDs (DECLL). | |
4607 | * Ps = 0 -> Clear all LEDS (default). | |
4608 | * Ps = 1 -> Light Num Lock. | |
4609 | * Ps = 2 -> Light Caps Lock. | |
4610 | * Ps = 3 -> Light Scroll Lock. | |
4611 | * Ps = 2 1 -> Extinguish Num Lock. | |
4612 | * Ps = 2 2 -> Extinguish Caps Lock. | |
4613 | * Ps = 2 3 -> Extinguish Scroll Lock. | |
4614 | */ | |
4615 | Terminal.prototype.loadLEDs = function(params) { | |
4616 | ; | |
4617 | }; | |
8bc844c0 | 4618 | |
8bc844c0 | 4619 | |
db76868c PK |
4620 | /** |
4621 | * CSI Ps SP q | |
4622 | * Set cursor style (DECSCUSR, VT520). | |
4623 | * Ps = 0 -> blinking block. | |
4624 | * Ps = 1 -> blinking block (default). | |
4625 | * Ps = 2 -> steady block. | |
4626 | * Ps = 3 -> blinking underline. | |
4627 | * Ps = 4 -> steady underline. | |
4628 | */ | |
4629 | Terminal.prototype.setCursorStyle = function(params) { | |
4630 | ; | |
4631 | }; | |
4632 | ||
4633 | ||
4634 | /** | |
4635 | * CSI Ps " q | |
4636 | * Select character protection attribute (DECSCA). Valid values | |
4637 | * for the parameter: | |
4638 | * Ps = 0 -> DECSED and DECSEL can erase (default). | |
4639 | * Ps = 1 -> DECSED and DECSEL cannot erase. | |
4640 | * Ps = 2 -> DECSED and DECSEL can erase. | |
4641 | */ | |
4642 | Terminal.prototype.setCharProtectionAttr = function(params) { | |
4643 | ; | |
4644 | }; | |
4645 | ||
4646 | ||
4647 | /** | |
4648 | * CSI ? Pm r | |
4649 | * Restore DEC Private Mode Values. The value of Ps previously | |
4650 | * saved is restored. Ps values are the same as for DECSET. | |
4651 | */ | |
4652 | Terminal.prototype.restorePrivateValues = function(params) { | |
4653 | ; | |
4654 | }; | |
4655 | ||
4656 | ||
4657 | /** | |
4658 | * CSI Pt; Pl; Pb; Pr; Ps$ r | |
4659 | * Change Attributes in Rectangular Area (DECCARA), VT400 and up. | |
4660 | * Pt; Pl; Pb; Pr denotes the rectangle. | |
4661 | * Ps denotes the SGR attributes to change: 0, 1, 4, 5, 7. | |
4662 | * NOTE: xterm doesn't enable this code by default. | |
4663 | */ | |
4664 | Terminal.prototype.setAttrInRectangle = function(params) { | |
4665 | var t = params[0] | |
4666 | , l = params[1] | |
4667 | , b = params[2] | |
4668 | , r = params[3] | |
4669 | , attr = params[4]; | |
4670 | ||
4671 | var line | |
4672 | , i; | |
4673 | ||
4674 | for (; t < b + 1; t++) { | |
4675 | line = this.lines[this.ybase + t]; | |
4676 | for (i = l; i < r; i++) { | |
4677 | line[i] = [attr, line[i][1]]; | |
9e6cb6b6 | 4678 | } |
db76868c | 4679 | } |
8bc844c0 | 4680 | |
db76868c PK |
4681 | // this.maxRange(); |
4682 | this.updateRange(params[0]); | |
4683 | this.updateRange(params[2]); | |
4684 | }; | |
b01165c1 | 4685 | |
42ec3b49 | 4686 | |
db76868c PK |
4687 | /** |
4688 | * CSI Pc; Pt; Pl; Pb; Pr$ x | |
4689 | * Fill Rectangular Area (DECFRA), VT420 and up. | |
4690 | * Pc is the character to use. | |
4691 | * Pt; Pl; Pb; Pr denotes the rectangle. | |
4692 | * NOTE: xterm doesn't enable this code by default. | |
4693 | */ | |
4694 | Terminal.prototype.fillRectangle = function(params) { | |
4695 | var ch = params[0] | |
4696 | , t = params[1] | |
4697 | , l = params[2] | |
4698 | , b = params[3] | |
4699 | , r = params[4]; | |
4700 | ||
4701 | var line | |
4702 | , i; | |
4703 | ||
4704 | for (; t < b + 1; t++) { | |
4705 | line = this.lines[this.ybase + t]; | |
4706 | for (i = l; i < r; i++) { | |
4707 | line[i] = [line[i][0], String.fromCharCode(ch)]; | |
b01165c1 | 4708 | } |
db76868c | 4709 | } |
b01165c1 | 4710 | |
db76868c PK |
4711 | // this.maxRange(); |
4712 | this.updateRange(params[1]); | |
4713 | this.updateRange(params[3]); | |
4714 | }; | |
3f455f90 | 4715 | |
8bc844c0 | 4716 | |
db76868c PK |
4717 | /** |
4718 | * CSI Ps ; Pu ' z | |
4719 | * Enable Locator Reporting (DECELR). | |
4720 | * Valid values for the first parameter: | |
4721 | * Ps = 0 -> Locator disabled (default). | |
4722 | * Ps = 1 -> Locator enabled. | |
4723 | * Ps = 2 -> Locator enabled for one report, then disabled. | |
4724 | * The second parameter specifies the coordinate unit for locator | |
4725 | * reports. | |
4726 | * Valid values for the second parameter: | |
4727 | * Pu = 0 <- or omitted -> default to character cells. | |
4728 | * Pu = 1 <- device physical pixels. | |
4729 | * Pu = 2 <- character cells. | |
4730 | */ | |
4731 | Terminal.prototype.enableLocatorReporting = function(params) { | |
4732 | var val = params[0] > 0; | |
4733 | //this.mouseEvents = val; | |
4734 | //this.decLocator = val; | |
4735 | }; | |
9e6cb6b6 | 4736 | |
8bc844c0 | 4737 | |
db76868c PK |
4738 | /** |
4739 | * CSI Pt; Pl; Pb; Pr$ z | |
4740 | * Erase Rectangular Area (DECERA), VT400 and up. | |
4741 | * Pt; Pl; Pb; Pr denotes the rectangle. | |
4742 | * NOTE: xterm doesn't enable this code by default. | |
4743 | */ | |
4744 | Terminal.prototype.eraseRectangle = function(params) { | |
4745 | var t = params[0] | |
4746 | , l = params[1] | |
4747 | , b = params[2] | |
4748 | , r = params[3]; | |
4749 | ||
4750 | var line | |
4751 | , i | |
4752 | , ch; | |
4753 | ||
4754 | ch = [this.eraseAttr(), ' ', 1]; // xterm? | |
4755 | ||
4756 | for (; t < b + 1; t++) { | |
4757 | line = this.lines[this.ybase + t]; | |
4758 | for (i = l; i < r; i++) { | |
4759 | line[i] = ch; | |
3f455f90 | 4760 | } |
db76868c | 4761 | } |
8bc844c0 | 4762 | |
db76868c PK |
4763 | // this.maxRange(); |
4764 | this.updateRange(params[0]); | |
4765 | this.updateRange(params[2]); | |
4766 | }; | |
8bc844c0 | 4767 | |
8bc844c0 | 4768 | |
db76868c PK |
4769 | /** |
4770 | * CSI P m SP } | |
4771 | * Insert P s Column(s) (default = 1) (DECIC), VT420 and up. | |
4772 | * NOTE: xterm doesn't enable this code by default. | |
4773 | */ | |
4774 | Terminal.prototype.insertColumns = function() { | |
4775 | var param = params[0] | |
4776 | , l = this.ybase + this.rows | |
4777 | , ch = [this.eraseAttr(), ' ', 1] // xterm? | |
4778 | , i; | |
4779 | ||
4780 | while (param--) { | |
4781 | for (i = this.ybase; i < l; i++) { | |
4782 | this.lines[i].splice(this.x + 1, 0, ch); | |
4783 | this.lines[i].pop(); | |
a68c8336 | 4784 | } |
db76868c | 4785 | } |
a68c8336 | 4786 | |
db76868c PK |
4787 | this.maxRange(); |
4788 | }; | |
4789 | ||
4790 | ||
4791 | /** | |
4792 | * CSI P m SP ~ | |
4793 | * Delete P s Column(s) (default = 1) (DECDC), VT420 and up | |
4794 | * NOTE: xterm doesn't enable this code by default. | |
4795 | */ | |
4796 | Terminal.prototype.deleteColumns = function() { | |
4797 | var param = params[0] | |
4798 | , l = this.ybase + this.rows | |
4799 | , ch = [this.eraseAttr(), ' ', 1] // xterm? | |
4800 | , i; | |
4801 | ||
4802 | while (param--) { | |
4803 | for (i = this.ybase; i < l; i++) { | |
4804 | this.lines[i].splice(this.x, 1); | |
4805 | this.lines[i].push(ch); | |
86dad1b0 | 4806 | } |
db76868c | 4807 | } |
86dad1b0 | 4808 | |
db76868c PK |
4809 | this.maxRange(); |
4810 | }; | |
e3126ba3 | 4811 | |
db76868c PK |
4812 | /** |
4813 | * Character Sets | |
4814 | */ | |
3f455f90 | 4815 | |
db76868c PK |
4816 | Terminal.charsets = {}; |
4817 | ||
4818 | // DEC Special Character and Line Drawing Set. | |
4819 | // http://vt100.net/docs/vt102-ug/table5-13.html | |
4820 | // A lot of curses apps use this if they see TERM=xterm. | |
4821 | // testing: echo -e '\e(0a\e(B' | |
4822 | // The xterm output sometimes seems to conflict with the | |
4823 | // reference above. xterm seems in line with the reference | |
4824 | // when running vttest however. | |
4825 | // The table below now uses xterm's output from vttest. | |
4826 | Terminal.charsets.SCLD = { // (0 | |
4827 | '`': '\u25c6', // '◆' | |
4828 | 'a': '\u2592', // '▒' | |
4829 | 'b': '\u0009', // '\t' | |
4830 | 'c': '\u000c', // '\f' | |
4831 | 'd': '\u000d', // '\r' | |
4832 | 'e': '\u000a', // '\n' | |
4833 | 'f': '\u00b0', // '°' | |
4834 | 'g': '\u00b1', // '±' | |
4835 | 'h': '\u2424', // '\u2424' (NL) | |
4836 | 'i': '\u000b', // '\v' | |
4837 | 'j': '\u2518', // '┘' | |
4838 | 'k': '\u2510', // '┐' | |
4839 | 'l': '\u250c', // '┌' | |
4840 | 'm': '\u2514', // '└' | |
4841 | 'n': '\u253c', // '┼' | |
4842 | 'o': '\u23ba', // '⎺' | |
4843 | 'p': '\u23bb', // '⎻' | |
4844 | 'q': '\u2500', // '─' | |
4845 | 'r': '\u23bc', // '⎼' | |
4846 | 's': '\u23bd', // '⎽' | |
4847 | 't': '\u251c', // '├' | |
4848 | 'u': '\u2524', // '┤' | |
4849 | 'v': '\u2534', // '┴' | |
4850 | 'w': '\u252c', // '┬' | |
4851 | 'x': '\u2502', // '│' | |
4852 | 'y': '\u2264', // '≤' | |
4853 | 'z': '\u2265', // '≥' | |
4854 | '{': '\u03c0', // 'π' | |
4855 | '|': '\u2260', // '≠' | |
4856 | '}': '\u00a3', // '£' | |
4857 | '~': '\u00b7' // '·' | |
4858 | }; | |
4859 | ||
4860 | Terminal.charsets.UK = null; // (A | |
4861 | Terminal.charsets.US = null; // (B (USASCII) | |
4862 | Terminal.charsets.Dutch = null; // (4 | |
4863 | Terminal.charsets.Finnish = null; // (C or (5 | |
4864 | Terminal.charsets.French = null; // (R | |
4865 | Terminal.charsets.FrenchCanadian = null; // (Q | |
4866 | Terminal.charsets.German = null; // (K | |
4867 | Terminal.charsets.Italian = null; // (Y | |
4868 | Terminal.charsets.NorwegianDanish = null; // (E or (6 | |
4869 | Terminal.charsets.Spanish = null; // (Z | |
4870 | Terminal.charsets.Swedish = null; // (H or (7 | |
4871 | Terminal.charsets.Swiss = null; // (= | |
4872 | Terminal.charsets.ISOLatin = null; // /A | |
fd5be55d | 4873 | |
db76868c PK |
4874 | /** |
4875 | * Helpers | |
4876 | */ | |
4877 | ||
4878 | function contains(el, arr) { | |
4879 | for (var i = 0; i < arr.length; i += 1) { | |
4880 | if (el === arr[i]) { | |
4881 | return true; | |
4882 | } | |
4883 | } | |
4884 | return false; | |
4885 | } | |
4886 | ||
4887 | function on(el, type, handler, capture) { | |
4888 | if (!Array.isArray(el)) { | |
4889 | el = [el]; | |
4890 | } | |
4891 | el.forEach(function (element) { | |
4892 | element.addEventListener(type, handler, capture || false); | |
4893 | }); | |
4894 | } | |
4895 | ||
4896 | function off(el, type, handler, capture) { | |
4897 | el.removeEventListener(type, handler, capture || false); | |
4898 | } | |
4899 | ||
4900 | function cancel(ev, force) { | |
4901 | if (!this.cancelEvents && !force) { | |
4902 | return; | |
4903 | } | |
4904 | ev.preventDefault(); | |
4905 | ev.stopPropagation(); | |
4906 | return false; | |
4907 | } | |
4908 | ||
4909 | function inherits(child, parent) { | |
4910 | function f() { | |
4911 | this.constructor = child; | |
4912 | } | |
4913 | f.prototype = parent.prototype; | |
4914 | child.prototype = new f; | |
4915 | } | |
4916 | ||
4917 | // if bold is broken, we can't | |
4918 | // use it in the terminal. | |
4919 | function isBoldBroken(document) { | |
4920 | var body = document.getElementsByTagName('body')[0]; | |
4921 | var el = document.createElement('span'); | |
4922 | el.innerHTML = 'hello world'; | |
4923 | body.appendChild(el); | |
4924 | var w1 = el.scrollWidth; | |
4925 | el.style.fontWeight = 'bold'; | |
4926 | var w2 = el.scrollWidth; | |
4927 | body.removeChild(el); | |
4928 | return w1 !== w2; | |
4929 | } | |
4930 | ||
4931 | function indexOf(obj, el) { | |
4932 | var i = obj.length; | |
4933 | while (i--) { | |
4934 | if (obj[i] === el) return i; | |
4935 | } | |
4936 | return -1; | |
4937 | } | |
4938 | ||
4939 | function isThirdLevelShift(term, ev) { | |
4940 | var thirdLevelKey = | |
4941 | (term.isMac && ev.altKey && !ev.ctrlKey && !ev.metaKey) || | |
4942 | (term.isMSWindows && ev.altKey && ev.ctrlKey && !ev.metaKey); | |
4943 | ||
4944 | if (ev.type == 'keypress') { | |
4945 | return thirdLevelKey; | |
4946 | } | |
4947 | ||
4948 | // Don't invoke for arrows, pageDown, home, backspace, etc. (on non-keypress events) | |
4949 | return thirdLevelKey && (!ev.keyCode || ev.keyCode > 47); | |
4950 | } | |
4951 | ||
4952 | function matchColor(r1, g1, b1) { | |
4953 | var hash = (r1 << 16) | (g1 << 8) | b1; | |
4954 | ||
4955 | if (matchColor._cache[hash] != null) { | |
4956 | return matchColor._cache[hash]; | |
4957 | } | |
4958 | ||
4959 | var ldiff = Infinity | |
4960 | , li = -1 | |
4961 | , i = 0 | |
4962 | , c | |
4963 | , r2 | |
4964 | , g2 | |
4965 | , b2 | |
4966 | , diff; | |
4967 | ||
4968 | for (; i < Terminal.vcolors.length; i++) { | |
4969 | c = Terminal.vcolors[i]; | |
4970 | r2 = c[0]; | |
4971 | g2 = c[1]; | |
4972 | b2 = c[2]; | |
4973 | ||
4974 | diff = matchColor.distance(r1, g1, b1, r2, g2, b2); | |
4975 | ||
4976 | if (diff === 0) { | |
4977 | li = i; | |
4978 | break; | |
4979 | } | |
4980 | ||
4981 | if (diff < ldiff) { | |
4982 | ldiff = diff; | |
4983 | li = i; | |
4984 | } | |
4985 | } | |
4986 | ||
4987 | return matchColor._cache[hash] = li; | |
4988 | } | |
4989 | ||
4990 | matchColor._cache = {}; | |
4991 | ||
4992 | // http://stackoverflow.com/questions/1633828 | |
4993 | matchColor.distance = function(r1, g1, b1, r2, g2, b2) { | |
4994 | return Math.pow(30 * (r1 - r2), 2) | |
4995 | + Math.pow(59 * (g1 - g2), 2) | |
4996 | + Math.pow(11 * (b1 - b2), 2); | |
4997 | }; | |
4998 | ||
4999 | function each(obj, iter, con) { | |
5000 | if (obj.forEach) return obj.forEach(iter, con); | |
5001 | for (var i = 0; i < obj.length; i++) { | |
5002 | iter.call(con, obj[i], i, obj); | |
5003 | } | |
5004 | } | |
5005 | ||
5006 | function keys(obj) { | |
5007 | if (Object.keys) return Object.keys(obj); | |
5008 | var key, keys = []; | |
5009 | for (key in obj) { | |
5010 | if (Object.prototype.hasOwnProperty.call(obj, key)) { | |
5011 | keys.push(key); | |
5012 | } | |
5013 | } | |
5014 | return keys; | |
5015 | } | |
5016 | ||
5017 | var wcwidth = (function(opts) { | |
5018 | // extracted from https://www.cl.cam.ac.uk/%7Emgk25/ucs/wcwidth.c | |
5019 | // combining characters | |
5020 | var COMBINING = [ | |
5021 | [0x0300, 0x036F], [0x0483, 0x0486], [0x0488, 0x0489], | |
5022 | [0x0591, 0x05BD], [0x05BF, 0x05BF], [0x05C1, 0x05C2], | |
5023 | [0x05C4, 0x05C5], [0x05C7, 0x05C7], [0x0600, 0x0603], | |
5024 | [0x0610, 0x0615], [0x064B, 0x065E], [0x0670, 0x0670], | |
5025 | [0x06D6, 0x06E4], [0x06E7, 0x06E8], [0x06EA, 0x06ED], | |
5026 | [0x070F, 0x070F], [0x0711, 0x0711], [0x0730, 0x074A], | |
5027 | [0x07A6, 0x07B0], [0x07EB, 0x07F3], [0x0901, 0x0902], | |
5028 | [0x093C, 0x093C], [0x0941, 0x0948], [0x094D, 0x094D], | |
5029 | [0x0951, 0x0954], [0x0962, 0x0963], [0x0981, 0x0981], | |
5030 | [0x09BC, 0x09BC], [0x09C1, 0x09C4], [0x09CD, 0x09CD], | |
5031 | [0x09E2, 0x09E3], [0x0A01, 0x0A02], [0x0A3C, 0x0A3C], | |
5032 | [0x0A41, 0x0A42], [0x0A47, 0x0A48], [0x0A4B, 0x0A4D], | |
5033 | [0x0A70, 0x0A71], [0x0A81, 0x0A82], [0x0ABC, 0x0ABC], | |
5034 | [0x0AC1, 0x0AC5], [0x0AC7, 0x0AC8], [0x0ACD, 0x0ACD], | |
5035 | [0x0AE2, 0x0AE3], [0x0B01, 0x0B01], [0x0B3C, 0x0B3C], | |
5036 | [0x0B3F, 0x0B3F], [0x0B41, 0x0B43], [0x0B4D, 0x0B4D], | |
5037 | [0x0B56, 0x0B56], [0x0B82, 0x0B82], [0x0BC0, 0x0BC0], | |
5038 | [0x0BCD, 0x0BCD], [0x0C3E, 0x0C40], [0x0C46, 0x0C48], | |
5039 | [0x0C4A, 0x0C4D], [0x0C55, 0x0C56], [0x0CBC, 0x0CBC], | |
5040 | [0x0CBF, 0x0CBF], [0x0CC6, 0x0CC6], [0x0CCC, 0x0CCD], | |
5041 | [0x0CE2, 0x0CE3], [0x0D41, 0x0D43], [0x0D4D, 0x0D4D], | |
5042 | [0x0DCA, 0x0DCA], [0x0DD2, 0x0DD4], [0x0DD6, 0x0DD6], | |
5043 | [0x0E31, 0x0E31], [0x0E34, 0x0E3A], [0x0E47, 0x0E4E], | |
5044 | [0x0EB1, 0x0EB1], [0x0EB4, 0x0EB9], [0x0EBB, 0x0EBC], | |
5045 | [0x0EC8, 0x0ECD], [0x0F18, 0x0F19], [0x0F35, 0x0F35], | |
5046 | [0x0F37, 0x0F37], [0x0F39, 0x0F39], [0x0F71, 0x0F7E], | |
5047 | [0x0F80, 0x0F84], [0x0F86, 0x0F87], [0x0F90, 0x0F97], | |
5048 | [0x0F99, 0x0FBC], [0x0FC6, 0x0FC6], [0x102D, 0x1030], | |
5049 | [0x1032, 0x1032], [0x1036, 0x1037], [0x1039, 0x1039], | |
5050 | [0x1058, 0x1059], [0x1160, 0x11FF], [0x135F, 0x135F], | |
5051 | [0x1712, 0x1714], [0x1732, 0x1734], [0x1752, 0x1753], | |
5052 | [0x1772, 0x1773], [0x17B4, 0x17B5], [0x17B7, 0x17BD], | |
5053 | [0x17C6, 0x17C6], [0x17C9, 0x17D3], [0x17DD, 0x17DD], | |
5054 | [0x180B, 0x180D], [0x18A9, 0x18A9], [0x1920, 0x1922], | |
5055 | [0x1927, 0x1928], [0x1932, 0x1932], [0x1939, 0x193B], | |
5056 | [0x1A17, 0x1A18], [0x1B00, 0x1B03], [0x1B34, 0x1B34], | |
5057 | [0x1B36, 0x1B3A], [0x1B3C, 0x1B3C], [0x1B42, 0x1B42], | |
5058 | [0x1B6B, 0x1B73], [0x1DC0, 0x1DCA], [0x1DFE, 0x1DFF], | |
5059 | [0x200B, 0x200F], [0x202A, 0x202E], [0x2060, 0x2063], | |
5060 | [0x206A, 0x206F], [0x20D0, 0x20EF], [0x302A, 0x302F], | |
5061 | [0x3099, 0x309A], [0xA806, 0xA806], [0xA80B, 0xA80B], | |
5062 | [0xA825, 0xA826], [0xFB1E, 0xFB1E], [0xFE00, 0xFE0F], | |
5063 | [0xFE20, 0xFE23], [0xFEFF, 0xFEFF], [0xFFF9, 0xFFFB], | |
5064 | [0x10A01, 0x10A03], [0x10A05, 0x10A06], [0x10A0C, 0x10A0F], | |
5065 | [0x10A38, 0x10A3A], [0x10A3F, 0x10A3F], [0x1D167, 0x1D169], | |
5066 | [0x1D173, 0x1D182], [0x1D185, 0x1D18B], [0x1D1AA, 0x1D1AD], | |
5067 | [0x1D242, 0x1D244], [0xE0001, 0xE0001], [0xE0020, 0xE007F], | |
5068 | [0xE0100, 0xE01EF] | |
5069 | ]; | |
5070 | // binary search | |
5071 | function bisearch(ucs) { | |
5072 | var min = 0; | |
5073 | var max = COMBINING.length - 1; | |
5074 | var mid; | |
5075 | if (ucs < COMBINING[0][0] || ucs > COMBINING[max][1]) | |
5076 | return false; | |
5077 | while (max >= min) { | |
5078 | mid = Math.floor((min + max) / 2); | |
5079 | if (ucs > COMBINING[mid][1]) | |
5080 | min = mid + 1; | |
5081 | else if (ucs < COMBINING[mid][0]) | |
5082 | max = mid - 1; | |
5083 | else | |
5084 | return true; | |
5085 | } | |
5086 | return false; | |
5087 | } | |
5088 | function wcwidth(ucs) { | |
5089 | // test for 8-bit control characters | |
5090 | if (ucs === 0) | |
5091 | return opts.nul; | |
5092 | if (ucs < 32 || (ucs >= 0x7f && ucs < 0xa0)) | |
5093 | return opts.control; | |
5094 | // binary search in table of non-spacing characters | |
5095 | if (bisearch(ucs)) | |
5096 | return 0; | |
5097 | // if we arrive here, ucs is not a combining or C0/C1 control character | |
5098 | return 1 + | |
5099 | ( | |
5100 | ucs >= 0x1100 && | |
5101 | ( | |
5102 | ucs <= 0x115f || // Hangul Jamo init. consonants | |
5103 | ucs == 0x2329 || | |
5104 | ucs == 0x232a || | |
5105 | (ucs >= 0x2e80 && ucs <= 0xa4cf && ucs != 0x303f) || // CJK..Yi | |
5106 | (ucs >= 0xac00 && ucs <= 0xd7a3) || // Hangul Syllables | |
5107 | (ucs >= 0xf900 && ucs <= 0xfaff) || // CJK Compat Ideographs | |
5108 | (ucs >= 0xfe10 && ucs <= 0xfe19) || // Vertical forms | |
5109 | (ucs >= 0xfe30 && ucs <= 0xfe6f) || // CJK Compat Forms | |
5110 | (ucs >= 0xff00 && ucs <= 0xff60) || // Fullwidth Forms | |
5111 | (ucs >= 0xffe0 && ucs <= 0xffe6) || | |
5112 | (ucs >= 0x20000 && ucs <= 0x2fffd) || | |
5113 | (ucs >= 0x30000 && ucs <= 0x3fffd) | |
5114 | ) | |
5115 | ); | |
5116 | } | |
5117 | return wcwidth; | |
5118 | })({nul: 0, control: 0}); // configurable options | |
5119 | ||
5120 | /** | |
5121 | * Expose | |
5122 | */ | |
5123 | ||
5124 | Terminal.EventEmitter = EventEmitter; | |
5125 | Terminal.CompositionHelper = CompositionHelper; | |
5126 | Terminal.Viewport = Viewport; | |
5127 | Terminal.inherits = inherits; | |
5128 | ||
5129 | /** | |
5130 | * Adds an event listener to the terminal. | |
5131 | * | |
5132 | * @param {string} event The name of the event. TODO: Document all event types | |
5133 | * @param {function} callback The function to call when the event is triggered. | |
5134 | */ | |
5135 | Terminal.on = on; | |
5136 | Terminal.off = off; | |
5137 | Terminal.cancel = cancel; | |
8bc844c0 | 5138 | |
ed1a31d1 | 5139 | module.exports = Terminal; |