diff options
Diffstat (limited to 'vendor/assets/javascripts/xterm/xterm.js')
| -rw-r--r-- | vendor/assets/javascripts/xterm/xterm.js | 2235 |
1 files changed, 0 insertions, 2235 deletions
diff --git a/vendor/assets/javascripts/xterm/xterm.js b/vendor/assets/javascripts/xterm/xterm.js deleted file mode 100644 index 11ce3c73db9..00000000000 --- a/vendor/assets/javascripts/xterm/xterm.js +++ /dev/null @@ -1,2235 +0,0 @@ -(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Terminal = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){ -'use strict'; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -/** - * xterm.js: xterm, in the browser - * Copyright (c) 2014-2016, SourceLair Private Company (www.sourcelair.com (MIT License) - */ - -/** - * Encapsulates the logic for handling compositionstart, compositionupdate and compositionend - * events, displaying the in-progress composition to the UI and forwarding the final composition - * to the handler. - * @param {HTMLTextAreaElement} textarea The textarea that xterm uses for input. - * @param {HTMLElement} compositionView The element to display the in-progress composition in. - * @param {Terminal} terminal The Terminal to forward the finished composition to. - */ -function CompositionHelper(textarea, compositionView, terminal) { - this.textarea = textarea; - this.compositionView = compositionView; - this.terminal = terminal; - - // Whether input composition is currently happening, eg. via a mobile keyboard, speech input - // or IME. This variable determines whether the compositionText should be displayed on the UI. - this.isComposing = false; - - // The input currently being composed, eg. via a mobile keyboard, speech input or IME. - this.compositionText = null; - - // The position within the input textarea's value of the current composition. - this.compositionPosition = { start: null, end: null }; - - // Whether a composition is in the process of being sent, setting this to false will cancel - // any in-progress composition. - this.isSendingComposition = false; -} - -/** - * Handles the compositionstart event, activating the composition view. - */ -CompositionHelper.prototype.compositionstart = function () { - this.isComposing = true; - this.compositionPosition.start = this.textarea.value.length; - this.compositionView.textContent = ''; - this.compositionView.classList.add('active'); -}; - -/** - * Handles the compositionupdate event, updating the composition view. - * @param {CompositionEvent} ev The event. - */ -CompositionHelper.prototype.compositionupdate = function (ev) { - this.compositionView.textContent = ev.data; - this.updateCompositionElements(); - var self = this; - setTimeout(function () { - self.compositionPosition.end = self.textarea.value.length; - }, 0); -}; - -/** - * Handles the compositionend event, hiding the composition view and sending the composition to - * the handler. - */ -CompositionHelper.prototype.compositionend = function () { - this.finalizeComposition(true); -}; - -/** - * Handles the keydown event, routing any necessary events to the CompositionHelper functions. - * @return Whether the Terminal should continue processing the keydown event. - */ -CompositionHelper.prototype.keydown = function (ev) { - if (this.isComposing || this.isSendingComposition) { - if (ev.keyCode === 229) { - // Continue composing if the keyCode is the "composition character" - return false; - } else if (ev.keyCode === 16 || ev.keyCode === 17 || ev.keyCode === 18) { - // Continue composing if the keyCode is a modifier key - return false; - } else { - // Finish composition immediately. This is mainly here for the case where enter is - // pressed and the handler needs to be triggered before the command is executed. - this.finalizeComposition(false); - } - } - - if (ev.keyCode === 229) { - // If the "composition character" is used but gets to this point it means a non-composition - // character (eg. numbers and punctuation) was pressed when the IME was active. - this.handleAnyTextareaChanges(); - return false; - } - - return true; -}; - -/** - * Finalizes the composition, resuming regular input actions. This is called when a composition - * is ending. - * @param {boolean} waitForPropogation Whether to wait for events to propogate before sending - * the input. This should be false if a non-composition keystroke is entered before the - * compositionend event is triggered, such as enter, so that the composition is send before - * the command is executed. - */ -CompositionHelper.prototype.finalizeComposition = function (waitForPropogation) { - this.compositionView.classList.remove('active'); - this.isComposing = false; - this.clearTextareaPosition(); - - if (!waitForPropogation) { - // Cancel any delayed composition send requests and send the input immediately. - this.isSendingComposition = false; - var input = this.textarea.value.substring(this.compositionPosition.start, this.compositionPosition.end); - this.terminal.handler(input); - } else { - // Make a deep copy of the composition position here as a new compositionstart event may - // fire before the setTimeout executes. - var currentCompositionPosition = { - start: this.compositionPosition.start, - end: this.compositionPosition.end - }; - - // Since composition* events happen before the changes take place in the textarea on most - // browsers, use a setTimeout with 0ms time to allow the native compositionend event to - // complete. This ensures the correct character is retrieved, this solution was used - // because: - // - The compositionend event's data property is unreliable, at least on Chromium - // - The last compositionupdate event's data property does not always accurately describe - // the character, a counter example being Korean where an ending consonsant can move to - // the following character if the following input is a vowel. - var self = this; - this.isSendingComposition = true; - setTimeout(function () { - // Ensure that the input has not already been sent - if (self.isSendingComposition) { - self.isSendingComposition = false; - var input; - if (self.isComposing) { - // Use the end position to get the string if a new composition has started. - input = self.textarea.value.substring(currentCompositionPosition.start, currentCompositionPosition.end); - } else { - // Don't use the end position here in order to pick up any characters after the - // composition has finished, for example when typing a non-composition character - // (eg. 2) after a composition character. - input = self.textarea.value.substring(currentCompositionPosition.start); - } - self.terminal.handler(input); - } - }, 0); - } -}; - -/** - * Apply any changes made to the textarea after the current event chain is allowed to complete. - * This should be called when not currently composing but a keydown event with the "composition - * character" (229) is triggered, in order to allow non-composition text to be entered when an - * IME is active. - */ -CompositionHelper.prototype.handleAnyTextareaChanges = function () { - var oldValue = this.textarea.value; - var self = this; - setTimeout(function () { - // Ignore if a composition has started since the timeout - if (!self.isComposing) { - var newValue = self.textarea.value; - var diff = newValue.replace(oldValue, ''); - if (diff.length > 0) { - self.terminal.handler(diff); - } - } - }, 0); -}; - -/** - * Positions the composition view on top of the cursor and the textarea just below it (so the - * IME helper dialog is positioned correctly). - */ -CompositionHelper.prototype.updateCompositionElements = function (dontRecurse) { - if (!this.isComposing) { - return; - } - var cursor = this.terminal.element.querySelector('.terminal-cursor'); - if (cursor) { - // Take .xterm-rows offsetTop into account as well in case it's positioned absolutely within - // the .xterm element. - var xtermRows = this.terminal.element.querySelector('.xterm-rows'); - var cursorTop = xtermRows.offsetTop + cursor.offsetTop; - - this.compositionView.style.left = cursor.offsetLeft + 'px'; - this.compositionView.style.top = cursorTop + 'px'; - this.compositionView.style.height = cursor.offsetHeight + 'px'; - this.compositionView.style.lineHeight = cursor.offsetHeight + 'px'; - // Sync the textarea to the exact position of the composition view so the IME knows where the - // text is. - var compositionViewBounds = this.compositionView.getBoundingClientRect(); - this.textarea.style.left = cursor.offsetLeft + 'px'; - this.textarea.style.top = cursorTop + 'px'; - this.textarea.style.width = compositionViewBounds.width + 'px'; - this.textarea.style.height = compositionViewBounds.height + 'px'; - this.textarea.style.lineHeight = compositionViewBounds.height + 'px'; - } - if (!dontRecurse) { - setTimeout(this.updateCompositionElements.bind(this, true), 0); - } -}; - -/** - * Clears the textarea's position so that the cursor does not blink on IE. - * @private - */ -CompositionHelper.prototype.clearTextareaPosition = function () { - this.textarea.style.left = ''; - this.textarea.style.top = ''; -}; - -exports.CompositionHelper = CompositionHelper; - -},{}],2:[function(_dereq_,module,exports){ -"use strict"; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -/** - * xterm.js: xterm, in the browser - * Copyright (c) 2014-2016, SourceLair Private Company (www.sourcelair.com (MIT License) - */ - -function EventEmitter() { - this._events = this._events || {}; -} - -EventEmitter.prototype.addListener = function (type, listener) { - this._events[type] = this._events[type] || []; - this._events[type].push(listener); -}; - -EventEmitter.prototype.on = EventEmitter.prototype.addListener; - -EventEmitter.prototype.removeListener = function (type, listener) { - if (!this._events[type]) return; - - var obj = this._events[type], - i = obj.length; - - while (i--) { - if (obj[i] === listener || obj[i].listener === listener) { - obj.splice(i, 1); - return; - } - } -}; - -EventEmitter.prototype.off = EventEmitter.prototype.removeListener; - -EventEmitter.prototype.removeAllListeners = function (type) { - if (this._events[type]) delete this._events[type]; -}; - -EventEmitter.prototype.once = function (type, listener) { - var self = this; - function on() { - var args = Array.prototype.slice.call(arguments); - this.removeListener(type, on); - return listener.apply(this, args); - } - on.listener = listener; - return this.on(type, on); -}; - -EventEmitter.prototype.emit = function (type) { - if (!this._events[type]) return; - - var args = Array.prototype.slice.call(arguments, 1), - obj = this._events[type], - l = obj.length, - i = 0; - - for (; i < l; i++) { - obj[i].apply(this, args); - } -}; - -EventEmitter.prototype.listeners = function (type) { - return this._events[type] = this._events[type] || []; -}; - -exports.EventEmitter = EventEmitter; - -},{}],3:[function(_dereq_,module,exports){ -'use strict'; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -/** - * xterm.js: xterm, in the browser - * Copyright (c) 2014-2016, SourceLair Private Company (www.sourcelair.com (MIT License) - */ - -/** - * Represents the viewport of a terminal, the visible area within the larger buffer of output. - * Logic for the virtual scroll bar is included in this object. - * @param {Terminal} terminal The Terminal object. - * @param {HTMLElement} viewportElement The DOM element acting as the viewport - * @param {HTMLElement} charMeasureElement A DOM element used to measure the character size of - * the terminal. - */ -function Viewport(terminal, viewportElement, scrollArea, charMeasureElement) { - this.terminal = terminal; - this.viewportElement = viewportElement; - this.scrollArea = scrollArea; - this.charMeasureElement = charMeasureElement; - this.currentRowHeight = 0; - this.lastRecordedBufferLength = 0; - this.lastRecordedViewportHeight = 0; - - this.terminal.on('scroll', this.syncScrollArea.bind(this)); - this.terminal.on('resize', this.syncScrollArea.bind(this)); - this.viewportElement.addEventListener('scroll', this.onScroll.bind(this)); - - this.syncScrollArea(); -} - -/** - * Refreshes row height, setting line-height, viewport height and scroll area height if - * necessary. - * @param {number|undefined} charSize A character size measurement bounding rect object, if it - * doesn't exist it will be created. - */ -Viewport.prototype.refresh = function (charSize) { - var size = charSize || this.charMeasureElement.getBoundingClientRect(); - if (size.height > 0) { - var rowHeightChanged = size.height !== this.currentRowHeight; - if (rowHeightChanged) { - this.currentRowHeight = size.height; - this.viewportElement.style.lineHeight = size.height + 'px'; - this.terminal.rowContainer.style.lineHeight = size.height + 'px'; - } - var viewportHeightChanged = this.lastRecordedViewportHeight !== this.terminal.rows; - if (rowHeightChanged || viewportHeightChanged) { - this.lastRecordedViewportHeight = this.terminal.rows; - this.viewportElement.style.height = size.height * this.terminal.rows + 'px'; - } - this.scrollArea.style.height = size.height * this.lastRecordedBufferLength + 'px'; - } -}; - -/** - * Updates dimensions and synchronizes the scroll area if necessary. - */ -Viewport.prototype.syncScrollArea = function () { - if (this.lastRecordedBufferLength !== this.terminal.lines.length) { - // If buffer height changed - this.lastRecordedBufferLength = this.terminal.lines.length; - this.refresh(); - } else if (this.lastRecordedViewportHeight !== this.terminal.rows) { - // If viewport height changed - this.refresh(); - } else { - // If size has changed, refresh viewport - var size = this.charMeasureElement.getBoundingClientRect(); - if (size.height !== this.currentRowHeight) { - this.refresh(size); - } - } - - // Sync scrollTop - var scrollTop = this.terminal.ydisp * this.currentRowHeight; - if (this.viewportElement.scrollTop !== scrollTop) { - this.viewportElement.scrollTop = scrollTop; - } -}; - -/** - * Handles scroll events on the viewport, calculating the new viewport and requesting the - * terminal to scroll to it. - * @param {Event} ev The scroll event. - */ -Viewport.prototype.onScroll = function (ev) { - var newRow = Math.round(this.viewportElement.scrollTop / this.currentRowHeight); - var diff = newRow - this.terminal.ydisp; - this.terminal.scrollDisp(diff, true); -}; - -/** - * Handles mouse wheel events by adjusting the viewport's scrollTop and delegating the actual - * scrolling to `onScroll`, this event needs to be attached manually by the consumer of - * `Viewport`. - * @param {WheelEvent} ev The mouse wheel event. - */ -Viewport.prototype.onWheel = function (ev) { - if (ev.deltaY === 0) { - // Do nothing if it's not a vertical scroll event - return; - } - // Fallback to WheelEvent.DOM_DELTA_PIXEL - var multiplier = 1; - if (ev.deltaMode === WheelEvent.DOM_DELTA_LINE) { - multiplier = this.currentRowHeight; - } else if (ev.deltaMode === WheelEvent.DOM_DELTA_PAGE) { - multiplier = this.currentRowHeight * this.terminal.rows; - } - this.viewportElement.scrollTop += ev.deltaY * multiplier; - // Prevent the page from scrolling when the terminal scrolls - ev.preventDefault(); -}; - -exports.Viewport = Viewport; - -},{}],4:[function(_dereq_,module,exports){ -'use strict'; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -/** - * xterm.js: xterm, in the browser - * Copyright (c) 2016, SourceLair Private Company <www.sourcelair.com> (MIT License) - */ - -/** - * Clipboard handler module. This module contains methods for handling all - * clipboard-related events appropriately in the terminal. - * @module xterm/handlers/Clipboard - */ - -/** - * Prepares text copied from terminal selection, to be saved in the clipboard by: - * 1. stripping all trailing white spaces - * 2. converting all non-breaking spaces to regular spaces - * @param {string} text The copied text that needs processing for storing in clipboard - * @returns {string} - */ -function prepareTextForClipboard(text) { - var space = String.fromCharCode(32), - nonBreakingSpace = String.fromCharCode(160), - allNonBreakingSpaces = new RegExp(nonBreakingSpace, 'g'), - processedText = text.split('\n').map(function (line) { - // Strip all trailing white spaces and convert all non-breaking spaces - // to regular spaces. - var processedLine = line.replace(/\s+$/g, '').replace(allNonBreakingSpaces, space); - - return processedLine; - }).join('\n'); - - return processedText; -} - -/** - * Binds copy functionality to the given terminal. - * @param {ClipboardEvent} ev The original copy event to be handled - */ -function copyHandler(ev, term) { - var copiedText = window.getSelection().toString(), - text = prepareTextForClipboard(copiedText); - - if (term.browser.isMSIE) { - window.clipboardData.setData('Text', text); - } else { - ev.clipboardData.setData('text/plain', text); - } - - ev.preventDefault(); // Prevent or the original text will be copied. -} - -/** - * Redirect the clipboard's data to the terminal's input handler. - * @param {ClipboardEvent} ev The original paste event to be handled - * @param {Terminal} term The terminal on which to apply the handled paste event - */ -function pasteHandler(ev, term) { - ev.stopPropagation(); - - var dispatchPaste = function dispatchPaste(text) { - term.handler(text); - term.textarea.value = ''; - return term.cancel(ev); - }; - - if (term.browser.isMSIE) { - if (window.clipboardData) { - var text = window.clipboardData.getData('Text'); - dispatchPaste(text); - } - } else { - if (ev.clipboardData) { - var text = ev.clipboardData.getData('text/plain'); - dispatchPaste(text); - } - } -} - -/** - * Bind to right-click event and allow right-click copy and paste. - * - * **Logic** - * If text is selected and right-click happens on selected text, then - * do nothing to allow seamless copying. - * If no text is selected or right-click is outside of the selection - * area, then bring the terminal's input below the cursor, in order to - * trigger the event on the textarea and allow-right click paste, without - * caring about disappearing selection. - * @param {ClipboardEvent} ev The original paste event to be handled - * @param {Terminal} term The terminal on which to apply the handled paste event - */ -function rightClickHandler(ev, term) { - var s = document.getSelection(), - selectedText = prepareTextForClipboard(s.toString()), - clickIsOnSelection = false; - - if (s.rangeCount) { - var r = s.getRangeAt(0), - cr = r.getClientRects(), - x = ev.clientX, - y = ev.clientY, - i, - rect; - - for (i = 0; i < cr.length; i++) { - rect = cr[i]; - clickIsOnSelection = x > rect.left && x < rect.right && y > rect.top && y < rect.bottom; - - if (clickIsOnSelection) { - break; - } - } - // If we clicked on selection and selection is not a single space, - // then mark the right click as copy-only. We check for the single - // space selection, as this can happen when clicking on an - // and there is not much pointing in copying a single space. - if (selectedText.match(/^\s$/) || !selectedText.length) { - clickIsOnSelection = false; - } - } - - // Bring textarea at the cursor position - if (!clickIsOnSelection) { - term.textarea.style.position = 'fixed'; - term.textarea.style.width = '20px'; - term.textarea.style.height = '20px'; - term.textarea.style.left = x - 10 + 'px'; - term.textarea.style.top = y - 10 + 'px'; - term.textarea.style.zIndex = 1000; - term.textarea.focus(); - - // Reset the terminal textarea's styling - setTimeout(function () { - term.textarea.style.position = null; - term.textarea.style.width = null; - term.textarea.style.height = null; - term.textarea.style.left = null; - term.textarea.style.top = null; - term.textarea.style.zIndex = null; - }, 4); - } -} - -exports.prepareTextForClipboard = prepareTextForClipboard; -exports.copyHandler = copyHandler; -exports.pasteHandler = pasteHandler; -exports.rightClickHandler = rightClickHandler; - -},{}],5:[function(_dereq_,module,exports){ -'use strict'; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.isMSWindows = exports.isIphone = exports.isIpad = exports.isMac = exports.isMSIE = exports.isFirefox = undefined; - -var _Generic = _dereq_('./Generic.js'); - -var isNode = typeof navigator == 'undefined' ? true : false; /** - * xterm.js: xterm, in the browser - * Copyright (c) 2016, SourceLair Private Company <www.sourcelair.com> (MIT License) - */ - -/** - * Browser utilities module. This module contains attributes and methods to help with - * identifying the current browser and platform. - * @module xterm/utils/Browser - */ - -var userAgent = isNode ? 'node' : navigator.userAgent; -var platform = isNode ? 'node' : navigator.platform; - -var isFirefox = exports.isFirefox = !!~userAgent.indexOf('Firefox'); -var isMSIE = exports.isMSIE = !!~userAgent.indexOf('MSIE') || !!~userAgent.indexOf('Trident'); - -// Find the users platform. We use this to interpret the meta key -// and ISO third level shifts. -// http://stackoverflow.com/q/19877924/577598 -var isMac = exports.isMac = (0, _Generic.contains)(['Macintosh', 'MacIntel', 'MacPPC', 'Mac68K'], platform); -var isIpad = exports.isIpad = platform === 'iPad'; -var isIphone = exports.isIphone = platform === 'iPhone'; -var isMSWindows = exports.isMSWindows = (0, _Generic.contains)(['Windows', 'Win16', 'Win32', 'WinCE'], platform); - -},{"./Generic.js":6}],6:[function(_dereq_,module,exports){ -"use strict"; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -/** - * xterm.js: xterm, in the browser - * Copyright (c) 2016, SourceLair Private Company <www.sourcelair.com> (MIT License) - */ - -/** - * Generic utilities module. This module contains generic methods that can be helpful at - * different parts of the code base. - * @module xterm/utils/Generic - */ - -/** - * Return if the given array contains the given element - * @param {Array} array The array to search for the given element. - * @param {Object} el The element to look for into the array - */ -var contains = exports.contains = function contains(arr, el) { - return arr.indexOf(el) >= 0; -}; - -},{}],7:[function(_dereq_,module,exports){ -'use strict';var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj;}:function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj;};/** - * xterm.js: xterm, in the browser - * Copyright (c) 2014-2014, SourceLair Private Company <www.sourcelair.com> (MIT License) - * Copyright (c) 2012-2013, Christopher Jeffrey (MIT License) - * https://github.com/chjj/term.js - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * Originally forked from (with the author's permission): - * Fabrice Bellard's javascript vt100 for jslinux: - * http://bellard.org/jslinux/ - * Copyright (c) 2011 Fabrice Bellard - * The original design remains. The terminal itself - * has been extended to include xterm CSI codes, among - * other features. - */var _CompositionHelper=_dereq_('./CompositionHelper.js');var _EventEmitter=_dereq_('./EventEmitter.js');var _Viewport=_dereq_('./Viewport.js');var _Clipboard=_dereq_('./handlers/Clipboard.js');var _Browser=_dereq_('./utils/Browser');var Browser=_interopRequireWildcard(_Browser);function _interopRequireWildcard(obj){if(obj&&obj.__esModule){return obj;}else{var newObj={};if(obj!=null){for(var key in obj){if(Object.prototype.hasOwnProperty.call(obj,key))newObj[key]=obj[key];}}newObj.default=obj;return newObj;}}/** - * Terminal Emulation References: - * http://vt100.net/ - * http://invisible-island.net/xterm/ctlseqs/ctlseqs.txt - * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html - * http://invisible-island.net/vttest/ - * http://www.inwap.com/pdp10/ansicode.txt - * http://linux.die.net/man/4/console_codes - * http://linux.die.net/man/7/urxvt - */// Let it work inside Node.js for automated testing purposes. -var document=typeof window!='undefined'?window.document:null;/** - * States - */var normal=0,escaped=1,csi=2,osc=3,charset=4,dcs=5,ignore=6;/** - * Terminal - *//** - * Creates a new `Terminal` object. - * - * @param {object} options An object containing a set of options, the available options are: - * - `cursorBlink` (boolean): Whether the terminal cursor blinks - * - `cols` (number): The number of columns of the terminal (horizontal size) - * - `rows` (number): The number of rows of the terminal (vertical size) - * - * @public - * @class Xterm Xterm - * @alias module:xterm/src/xterm - */function Terminal(options){var self=this;if(!(this instanceof Terminal)){return new Terminal(arguments[0],arguments[1],arguments[2]);}self.browser=Browser;self.cancel=Terminal.cancel;_EventEmitter.EventEmitter.call(this);if(typeof options==='number'){options={cols:arguments[0],rows:arguments[1],handler:arguments[2]};}options=options||{};Object.keys(Terminal.defaults).forEach(function(key){if(options[key]==null){options[key]=Terminal.options[key];if(Terminal[key]!==Terminal.defaults[key]){options[key]=Terminal[key];}}self[key]=options[key];});if(options.colors.length===8){options.colors=options.colors.concat(Terminal._colors.slice(8));}else if(options.colors.length===16){options.colors=options.colors.concat(Terminal._colors.slice(16));}else if(options.colors.length===10){options.colors=options.colors.slice(0,-2).concat(Terminal._colors.slice(8,-2),options.colors.slice(-2));}else if(options.colors.length===18){options.colors=options.colors.concat(Terminal._colors.slice(16,-2),options.colors.slice(-2));}this.colors=options.colors;this.options=options;// this.context = options.context || window; -// this.document = options.document || document; -this.parent=options.body||options.parent||(document?document.getElementsByTagName('body')[0]:null);this.cols=options.cols||options.geometry[0];this.rows=options.rows||options.geometry[1];this.geometry=[this.cols,this.rows];if(options.handler){this.on('data',options.handler);}/** - * The scroll position of the y cursor, ie. ybase + y = the y position within the entire - * buffer - */this.ybase=0;/** - * The scroll position of the viewport - */this.ydisp=0;/** - * The cursor's x position after ybase - */this.x=0;/** - * The cursor's y position after ybase - */this.y=0;/** - * Used to debounce the refresh function - */this.isRefreshing=false;/** - * Whether there is a full terminal refresh queued - */this.cursorState=0;this.cursorHidden=false;this.convertEol;this.state=0;this.queue='';this.scrollTop=0;this.scrollBottom=this.rows-1;this.customKeydownHandler=null;// modes -this.applicationKeypad=false;this.applicationCursor=false;this.originMode=false;this.insertMode=false;this.wraparoundMode=true;// defaults: xterm - true, vt100 - false -this.normal=null;// charset -this.charset=null;this.gcharset=null;this.glevel=0;this.charsets=[null];// mouse properties -this.decLocator;this.x10Mouse;this.vt200Mouse;this.vt300Mouse;this.normalMouse;this.mouseEvents;this.sendFocus;this.utfMouse;this.sgrMouse;this.urxvtMouse;// misc -this.element;this.children;this.refreshStart;this.refreshEnd;this.savedX;this.savedY;this.savedCols;// stream -this.readable=true;this.writable=true;this.defAttr=0<<18|257<<9|256<<0;this.curAttr=this.defAttr;this.params=[];this.currentParam=0;this.prefix='';this.postfix='';// leftover surrogate high from previous write invocation -this.surrogate_high='';/** - * An array of all lines in the entire buffer, including the prompt. The lines are array of - * characters which are 2-length arrays where [0] is an attribute and [1] is the character. - */this.lines=[];var i=this.rows;while(i--){this.lines.push(this.blankLine());}this.tabs;this.setupStops();// Store if user went browsing history in scrollback -this.userScrolling=false;}inherits(Terminal,_EventEmitter.EventEmitter);/** - * back_color_erase feature for xterm. - */Terminal.prototype.eraseAttr=function(){// if (this.is('screen')) return this.defAttr; -return this.defAttr&~0x1ff|this.curAttr&0x1ff;};/** - * Colors - */// Colors 0-15 -Terminal.tangoColors=[// dark: -'#2e3436','#cc0000','#4e9a06','#c4a000','#3465a4','#75507b','#06989a','#d3d7cf',// bright: -'#555753','#ef2929','#8ae234','#fce94f','#729fcf','#ad7fa8','#34e2e2','#eeeeec'];// Colors 0-15 + 16-255 -// Much thanks to TooTallNate for writing this. -Terminal.colors=function(){var colors=Terminal.tangoColors.slice(),r=[0x00,0x5f,0x87,0xaf,0xd7,0xff],i;// 16-231 -i=0;for(;i<216;i++){out(r[i/36%6|0],r[i/6%6|0],r[i%6]);}// 232-255 (grey) -i=0;for(;i<24;i++){r=8+i*10;out(r,r,r);}function out(r,g,b){colors.push('#'+hex(r)+hex(g)+hex(b));}function hex(c){c=c.toString(16);return c.length<2?'0'+c:c;}return colors;}();Terminal._colors=Terminal.colors.slice();Terminal.vcolors=function(){var out=[],colors=Terminal.colors,i=0,color;for(;i<256;i++){color=parseInt(colors[i].substring(1),16);out.push([color>>16&0xff,color>>8&0xff,color&0xff]);}return out;}();/** - * Options - */Terminal.defaults={colors:Terminal.colors,theme:'default',convertEol:false,termName:'xterm',geometry:[80,24],cursorBlink:false,visualBell:false,popOnBell:false,scrollback:1000,screenKeys:false,debug:false,cancelEvents:false// programFeatures: false, -// focusKeys: false, -};Terminal.options={};Terminal.focus=null;each(keys(Terminal.defaults),function(key){Terminal[key]=Terminal.defaults[key];Terminal.options[key]=Terminal.defaults[key];});/** - * Focus the terminal. Delegates focus handling to the terminal's DOM element. - */Terminal.prototype.focus=function(){return this.textarea.focus();};/** - * Retrieves an option's value from the terminal. - * @param {string} key The option key. - */Terminal.prototype.getOption=function(key,value){if(!(key in Terminal.defaults)){throw new Error('No option with key "'+key+'"');}if(typeof this.options[key]!=='undefined'){return this.options[key];}return this[key];};/** - * Sets an option on the terminal. - * @param {string} key The option key. - * @param {string} value The option value. - */Terminal.prototype.setOption=function(key,value){if(!(key in Terminal.defaults)){throw new Error('No option with key "'+key+'"');}this[key]=value;this.options[key]=value;};/** - * Binds the desired focus behavior on a given terminal object. - * - * @static - */Terminal.bindFocus=function(term){on(term.textarea,'focus',function(ev){if(term.sendFocus){term.send('\x1b[I');}term.element.classList.add('focus');term.showCursor();Terminal.focus=term;term.emit('focus',{terminal:term});});};/** - * Blur the terminal. Delegates blur handling to the terminal's DOM element. - */Terminal.prototype.blur=function(){return this.textarea.blur();};/** - * Binds the desired blur behavior on a given terminal object. - * - * @static - */Terminal.bindBlur=function(term){on(term.textarea,'blur',function(ev){term.refresh(term.y,term.y);if(term.sendFocus){term.send('\x1b[O');}term.element.classList.remove('focus');Terminal.focus=null;term.emit('blur',{terminal:term});});};/** - * Initialize default behavior - */Terminal.prototype.initGlobal=function(){var term=this;Terminal.bindKeys(this);Terminal.bindFocus(this);Terminal.bindBlur(this);// Bind clipboard functionality -on(this.element,'copy',function(ev){_Clipboard.copyHandler.call(this,ev,term);});on(this.textarea,'paste',function(ev){_Clipboard.pasteHandler.call(this,ev,term);});function rightClickHandlerWrapper(ev){_Clipboard.rightClickHandler.call(this,ev,term);}if(term.browser.isFirefox){on(this.element,'mousedown',function(ev){if(ev.button==2){rightClickHandlerWrapper(ev);}});}else{on(this.element,'contextmenu',rightClickHandlerWrapper);}};/** - * Apply key handling to the terminal - */Terminal.bindKeys=function(term){on(term.element,'keydown',function(ev){if(document.activeElement!=this){return;}term.keyDown(ev);},true);on(term.element,'keypress',function(ev){if(document.activeElement!=this){return;}term.keyPress(ev);},true);on(term.element,'keyup',term.focus.bind(term));on(term.textarea,'keydown',function(ev){term.keyDown(ev);},true);on(term.textarea,'keypress',function(ev){term.keyPress(ev);// Truncate the textarea's value, since it is not needed -this.value='';},true);on(term.textarea,'compositionstart',term.compositionHelper.compositionstart.bind(term.compositionHelper));on(term.textarea,'compositionupdate',term.compositionHelper.compositionupdate.bind(term.compositionHelper));on(term.textarea,'compositionend',term.compositionHelper.compositionend.bind(term.compositionHelper));term.on('refresh',term.compositionHelper.updateCompositionElements.bind(term.compositionHelper));};/** - * Insert the given row to the terminal or produce a new one - * if no row argument is passed. Return the inserted row. - * @param {HTMLElement} row (optional) The row to append to the terminal. - */Terminal.prototype.insertRow=function(row){if((typeof row==='undefined'?'undefined':_typeof(row))!='object'){row=document.createElement('div');}this.rowContainer.appendChild(row);this.children.push(row);return row;};/** - * Opens the terminal within an element. - * - * @param {HTMLElement} parent The element to create the terminal within. - */Terminal.prototype.open=function(parent){var self=this,i=0,div;this.parent=parent||this.parent;if(!this.parent){throw new Error('Terminal requires a parent element.');}// Grab global elements -this.context=this.parent.ownerDocument.defaultView;this.document=this.parent.ownerDocument;this.body=this.document.getElementsByTagName('body')[0];//Create main element container -this.element=this.document.createElement('div');this.element.classList.add('terminal');this.element.classList.add('xterm');this.element.classList.add('xterm-theme-'+this.theme);this.element.style.height;this.element.setAttribute('tabindex',0);this.viewportElement=document.createElement('div');this.viewportElement.classList.add('xterm-viewport');this.element.appendChild(this.viewportElement);this.viewportScrollArea=document.createElement('div');this.viewportScrollArea.classList.add('xterm-scroll-area');this.viewportElement.appendChild(this.viewportScrollArea);// Create the container that will hold the lines of the terminal and then -// produce the lines the lines. -this.rowContainer=document.createElement('div');this.rowContainer.classList.add('xterm-rows');this.element.appendChild(this.rowContainer);this.children=[];// Create the container that will hold helpers like the textarea for -// capturing DOM Events. Then produce the helpers. -this.helperContainer=document.createElement('div');this.helperContainer.classList.add('xterm-helpers');// TODO: This should probably be inserted once it's filled to prevent an additional layout -this.element.appendChild(this.helperContainer);this.textarea=document.createElement('textarea');this.textarea.classList.add('xterm-helper-textarea');this.textarea.setAttribute('autocorrect','off');this.textarea.setAttribute('autocapitalize','off');this.textarea.setAttribute('spellcheck','false');this.textarea.tabIndex=0;this.textarea.addEventListener('focus',function(){self.emit('focus',{terminal:self});});this.textarea.addEventListener('blur',function(){self.emit('blur',{terminal:self});});this.helperContainer.appendChild(this.textarea);this.compositionView=document.createElement('div');this.compositionView.classList.add('composition-view');this.compositionHelper=new _CompositionHelper.CompositionHelper(this.textarea,this.compositionView,this);this.helperContainer.appendChild(this.compositionView);this.charMeasureElement=document.createElement('div');this.charMeasureElement.classList.add('xterm-char-measure-element');this.charMeasureElement.innerHTML='W';this.helperContainer.appendChild(this.charMeasureElement);for(;i<this.rows;i++){this.insertRow();}this.parent.appendChild(this.element);this.viewport=new _Viewport.Viewport(this,this.viewportElement,this.viewportScrollArea,this.charMeasureElement);// Draw the screen. -this.refresh(0,this.rows-1);// Initialize global actions that -// need to be taken on the document. -this.initGlobal();// Ensure there is a Terminal.focus. -this.focus();on(this.element,'click',function(){var selection=document.getSelection(),collapsed=selection.isCollapsed,isRange=typeof collapsed=='boolean'?!collapsed:selection.type=='Range';if(!isRange){self.focus();}});// Listen for mouse events and translate -// them into terminal mouse protocols. -this.bindMouse();// Figure out whether boldness affects -// the character width of monospace fonts. -if(Terminal.brokenBold==null){Terminal.brokenBold=isBoldBroken(this.document);}this.emit('open');};/** - * Attempts to load an add-on using CommonJS or RequireJS (whichever is available). - * @param {string} addon The name of the addon to load - * @static - */Terminal.loadAddon=function(addon,callback){if((typeof exports==='undefined'?'undefined':_typeof(exports))==='object'&&(typeof module==='undefined'?'undefined':_typeof(module))==='object'){// CommonJS -return _dereq_('../addons/'+addon);}else if(typeof define=='function'){// RequireJS -return _dereq_(['../addons/'+addon+'/'+addon],callback);}else{console.error('Cannot load a module without a CommonJS or RequireJS environment.');return false;}};/** - * XTerm mouse events - * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Mouse%20Tracking - * To better understand these - * the xterm code is very helpful: - * Relevant files: - * button.c, charproc.c, misc.c - * Relevant functions in xterm/button.c: - * BtnCode, EmitButtonCode, EditorButton, SendMousePosition - */Terminal.prototype.bindMouse=function(){var el=this.element,self=this,pressed=32;// mouseup, mousedown, wheel -// left click: ^[[M 3<^[[M#3< -// wheel up: ^[[M`3> -function sendButton(ev){var button,pos;// get the xterm-style button -button=getButton(ev);// get mouse coordinates -pos=getCoords(ev);if(!pos)return;sendEvent(button,pos);switch(ev.overrideType||ev.type){case'mousedown':pressed=button;break;case'mouseup':// keep it at the left -// button, just in case. -pressed=32;break;case'wheel':// nothing. don't -// interfere with -// `pressed`. -break;}}// motion example of a left click: -// ^[[M 3<^[[M@4<^[[M@5<^[[M@6<^[[M@7<^[[M#7< -function sendMove(ev){var button=pressed,pos;pos=getCoords(ev);if(!pos)return;// buttons marked as motions -// are incremented by 32 -button+=32;sendEvent(button,pos);}// encode button and -// position to characters -function encode(data,ch){if(!self.utfMouse){if(ch===255)return data.push(0);if(ch>127)ch=127;data.push(ch);}else{if(ch===2047)return data.push(0);if(ch<127){data.push(ch);}else{if(ch>2047)ch=2047;data.push(0xC0|ch>>6);data.push(0x80|ch&0x3F);}}}// send a mouse event: -// regular/utf8: ^[[M Cb Cx Cy -// urxvt: ^[[ Cb ; Cx ; Cy M -// sgr: ^[[ Cb ; Cx ; Cy M/m -// vt300: ^[[ 24(1/3/5)~ [ Cx , Cy ] \r -// locator: CSI P e ; P b ; P r ; P c ; P p & w -function sendEvent(button,pos){// self.emit('mouse', { -// x: pos.x - 32, -// y: pos.x - 32, -// button: button -// }); -if(self.vt300Mouse){// NOTE: Unstable. -// http://www.vt100.net/docs/vt3xx-gp/chapter15.html -button&=3;pos.x-=32;pos.y-=32;var data='\x1b[24';if(button===0)data+='1';else if(button===1)data+='3';else if(button===2)data+='5';else if(button===3)return;else data+='0';data+='~['+pos.x+','+pos.y+']\r';self.send(data);return;}if(self.decLocator){// NOTE: Unstable. -button&=3;pos.x-=32;pos.y-=32;if(button===0)button=2;else if(button===1)button=4;else if(button===2)button=6;else if(button===3)button=3;self.send('\x1b['+button+';'+(button===3?4:0)+';'+pos.y+';'+pos.x+';'+(pos.page||0)+'&w');return;}if(self.urxvtMouse){pos.x-=32;pos.y-=32;pos.x++;pos.y++;self.send('\x1b['+button+';'+pos.x+';'+pos.y+'M');return;}if(self.sgrMouse){pos.x-=32;pos.y-=32;self.send('\x1b[<'+((button&3)===3?button&~3:button)+';'+pos.x+';'+pos.y+((button&3)===3?'m':'M'));return;}var data=[];encode(data,button);encode(data,pos.x);encode(data,pos.y);self.send('\x1b[M'+String.fromCharCode.apply(String,data));}function getButton(ev){var button,shift,meta,ctrl,mod;// two low bits: -// 0 = left -// 1 = middle -// 2 = right -// 3 = release -// wheel up/down: -// 1, and 2 - with 64 added -switch(ev.overrideType||ev.type){case'mousedown':button=ev.button!=null?+ev.button:ev.which!=null?ev.which-1:null;if(self.browser.isMSIE){button=button===1?0:button===4?1:button;}break;case'mouseup':button=3;break;case'DOMMouseScroll':button=ev.detail<0?64:65;break;case'wheel':button=ev.wheelDeltaY>0?64:65;break;}// next three bits are the modifiers: -// 4 = shift, 8 = meta, 16 = control -shift=ev.shiftKey?4:0;meta=ev.metaKey?8:0;ctrl=ev.ctrlKey?16:0;mod=shift|meta|ctrl;// no mods -if(self.vt200Mouse){// ctrl only -mod&=ctrl;}else if(!self.normalMouse){mod=0;}// increment to SP -button=32+(mod<<2)+button;return button;}// mouse coordinates measured in cols/rows -function getCoords(ev){var x,y,w,h,el;// ignore browsers without pageX for now -if(ev.pageX==null)return;x=ev.pageX;y=ev.pageY;el=self.element;// should probably check offsetParent -// but this is more portable -while(el&&el!==self.document.documentElement){x-=el.offsetLeft;y-=el.offsetTop;el='offsetParent'in el?el.offsetParent:el.parentNode;}// convert to cols/rows -w=self.element.clientWidth;h=self.element.clientHeight;x=Math.ceil(x/w*self.cols);y=Math.ceil(y/h*self.rows);// be sure to avoid sending -// bad positions to the program -if(x<0)x=0;if(x>self.cols)x=self.cols;if(y<0)y=0;if(y>self.rows)y=self.rows;// xterm sends raw bytes and -// starts at 32 (SP) for each. -x+=32;y+=32;return{x:x,y:y,type:'wheel'};}on(el,'mousedown',function(ev){if(!self.mouseEvents)return;// send the button -sendButton(ev);// ensure focus -self.focus();// fix for odd bug -//if (self.vt200Mouse && !self.normalMouse) { -if(self.vt200Mouse){ev.overrideType='mouseup';sendButton(ev);return self.cancel(ev);}// bind events -if(self.normalMouse)on(self.document,'mousemove',sendMove);// x10 compatibility mode can't send button releases -if(!self.x10Mouse){on(self.document,'mouseup',function up(ev){sendButton(ev);if(self.normalMouse)off(self.document,'mousemove',sendMove);off(self.document,'mouseup',up);return self.cancel(ev);});}return self.cancel(ev);});//if (self.normalMouse) { -// on(self.document, 'mousemove', sendMove); -//} -on(el,'wheel',function(ev){if(!self.mouseEvents)return;if(self.x10Mouse||self.vt300Mouse||self.decLocator)return;sendButton(ev);return self.cancel(ev);});// allow wheel scrolling in -// the shell for example -on(el,'wheel',function(ev){if(self.mouseEvents)return;self.viewport.onWheel(ev);return self.cancel(ev);});};/** - * Destroys the terminal. - */Terminal.prototype.destroy=function(){this.readable=false;this.writable=false;this._events={};this.handler=function(){};this.write=function(){};if(this.element.parentNode){this.element.parentNode.removeChild(this.element);}//this.emit('close'); -};/** - * Flags used to render terminal text properly - */Terminal.flags={BOLD:1,UNDERLINE:2,BLINK:4,INVERSE:8,INVISIBLE:16};/** - * Refreshes (re-renders) terminal content within two rows (inclusive) - * - * Rendering Engine: - * - * In the screen buffer, each character is stored as a an array with a character - * and a 32-bit integer: - * - First value: a utf-16 character. - * - Second value: - * - Next 9 bits: background color (0-511). - * - Next 9 bits: foreground color (0-511). - * - Next 14 bits: a mask for misc. flags: - * - 1=bold - * - 2=underline - * - 4=blink - * - 8=inverse - * - 16=invisible - * - * @param {number} start The row to start from (between 0 and terminal's height terminal - 1) - * @param {number} end The row to end at (between fromRow and terminal's height terminal - 1) - * @param {boolean} queue Whether the refresh should ran right now or be queued - */Terminal.prototype.refresh=function(start,end,queue){var self=this;// queue defaults to true -queue=typeof queue=='undefined'?true:queue;/** - * The refresh queue allows refresh to execute only approximately 30 times a second. For - * commands that pass a significant amount of output to the write function, this prevents the - * terminal from maxing out the CPU and making the UI unresponsive. While commands can still - * run beyond what they do on the terminal, it is far better with a debounce in place as - * every single terminal manipulation does not need to be constructed in the DOM. - * - * A side-effect of this is that it makes ^C to interrupt a process seem more responsive. - */if(queue){// If refresh should be queued, order the refresh and return. -if(this._refreshIsQueued){// If a refresh has already been queued, just order a full refresh next -this._fullRefreshNext=true;}else{setTimeout(function(){self.refresh(start,end,false);},34);this._refreshIsQueued=true;}return;}// If refresh should be run right now (not be queued), release the lock -this._refreshIsQueued=false;// If multiple refreshes were requested, make a full refresh. -if(this._fullRefreshNext){start=0;end=this.rows-1;this._fullRefreshNext=false;// reset lock -}var x,y,i,line,out,ch,ch_width,width,data,attr,bg,fg,flags,row,parent,focused=document.activeElement;// If this is a big refresh, remove the terminal rows from the DOM for faster calculations -if(end-start>=this.rows/2){parent=this.element.parentNode;if(parent){this.element.removeChild(this.rowContainer);}}width=this.cols;y=start;if(end>=this.rows.length){this.log('`end` is too large. Most likely a bad CSR.');end=this.rows.length-1;}for(;y<=end;y++){row=y+this.ydisp;line=this.lines[row];out='';if(this.y===y-(this.ybase-this.ydisp)&&this.cursorState&&!this.cursorHidden){x=this.x;}else{x=-1;}attr=this.defAttr;i=0;for(;i<width;i++){data=line[i][0];ch=line[i][1];ch_width=line[i][2];if(!ch_width)continue;if(i===x)data=-1;if(data!==attr){if(attr!==this.defAttr){out+='</span>';}if(data!==this.defAttr){if(data===-1){out+='<span class="reverse-video terminal-cursor';if(this.cursorBlink){out+=' blinking';}out+='">';}else{var classNames=[];bg=data&0x1ff;fg=data>>9&0x1ff;flags=data>>18;if(flags&Terminal.flags.BOLD){if(!Terminal.brokenBold){classNames.push('xterm-bold');}// See: XTerm*boldColors -if(fg<8)fg+=8;}if(flags&Terminal.flags.UNDERLINE){classNames.push('xterm-underline');}if(flags&Terminal.flags.BLINK){classNames.push('xterm-blink');}// If inverse flag is on, then swap the foreground and background variables. -if(flags&Terminal.flags.INVERSE){/* One-line variable swap in JavaScript: http://stackoverflow.com/a/16201730 */bg=[fg,fg=bg][0];// Should inverse just be before the -// above boldColors effect instead? -if(flags&1&&fg<8)fg+=8;}if(flags&Terminal.flags.INVISIBLE){classNames.push('xterm-hidden');}/** - * Weird situation: Invert flag used black foreground and white background results - * in invalid background color, positioned at the 256 index of the 256 terminal - * color map. Pin the colors manually in such a case. - * - * Source: https://github.com/sourcelair/xterm.js/issues/57 - */if(flags&Terminal.flags.INVERSE){if(bg==257){bg=15;}if(fg==256){fg=0;}}if(bg<256){classNames.push('xterm-bg-color-'+bg);}if(fg<256){classNames.push('xterm-color-'+fg);}out+='<span';if(classNames.length){out+=' class="'+classNames.join(' ')+'"';}out+='>';}}}switch(ch){case'&':out+='&';break;case'<':out+='<';break;case'>':out+='>';break;default:if(ch<=' '){out+=' ';}else{out+=ch;}break;}attr=data;}if(attr!==this.defAttr){out+='</span>';}this.children[y].innerHTML=out;}if(parent){this.element.appendChild(this.rowContainer);}this.emit('refresh',{element:this.element,start:start,end:end});};/** - * Display the cursor element - */Terminal.prototype.showCursor=function(){if(!this.cursorState){this.cursorState=1;this.refresh(this.y,this.y);}};/** - * Scroll the terminal - */Terminal.prototype.scroll=function(){var row;if(++this.ybase===this.scrollback){this.ybase=this.ybase/2|0;this.lines=this.lines.slice(-(this.ybase+this.rows)+1);}if(!this.userScrolling){this.ydisp=this.ybase;}// last line -row=this.ybase+this.rows-1;// subtract the bottom scroll region -row-=this.rows-1-this.scrollBottom;if(row===this.lines.length){// potential optimization: -// pushing is faster than splicing -// when they amount to the same -// behavior. -this.lines.push(this.blankLine());}else{// add our new line -this.lines.splice(row,0,this.blankLine());}if(this.scrollTop!==0){if(this.ybase!==0){this.ybase--;if(!this.userScrolling){this.ydisp=this.ybase;}}this.lines.splice(this.ybase+this.scrollTop,1);}// this.maxRange(); -this.updateRange(this.scrollTop);this.updateRange(this.scrollBottom);this.emit('scroll',this.ydisp);};/** - * Scroll the display of the terminal - * @param {number} disp The number of lines to scroll down (negatives scroll up). - * @param {boolean} suppressScrollEvent Don't emit the scroll event as scrollDisp. This is used - * to avoid unwanted events being handled by the veiwport when the event was triggered from the - * viewport originally. - */Terminal.prototype.scrollDisp=function(disp,suppressScrollEvent){if(disp<0){this.userScrolling=true;}else if(disp+this.ydisp>=this.ybase){this.userScrolling=false;}this.ydisp+=disp;if(this.ydisp>this.ybase){this.ydisp=this.ybase;}else if(this.ydisp<0){this.ydisp=0;}if(!suppressScrollEvent){this.emit('scroll',this.ydisp);}this.refresh(0,this.rows-1);};/** - * Scroll the display of the terminal by a number of pages. - * @param {number} pageCount The number of pages to scroll (negative scrolls up). - */Terminal.prototype.scrollPages=function(pageCount){this.scrollDisp(pageCount*(this.rows-1));};/** - * Scrolls the display of the terminal to the top. - */Terminal.prototype.scrollToTop=function(){this.scrollDisp(-this.ydisp);};/** - * Scrolls the display of the terminal to the bottom. - */Terminal.prototype.scrollToBottom=function(){this.scrollDisp(this.ybase-this.ydisp);};/** - * Writes text to the terminal. - * @param {string} text The text to write to the terminal. - */Terminal.prototype.write=function(data){var l=data.length,i=0,j,cs,ch,code,low,ch_width,row;this.refreshStart=this.y;this.refreshEnd=this.y;// apply leftover surrogate high from last write -if(this.surrogate_high){data=this.surrogate_high+data;this.surrogate_high='';}for(;i<l;i++){ch=data[i];// FIXME: higher chars than 0xa0 are not allowed in escape sequences -// --> maybe move to default -code=data.charCodeAt(i);if(0xD800<=code&&code<=0xDBFF){// we got a surrogate high -// get surrogate low (next 2 bytes) -low=data.charCodeAt(i+1);if(isNaN(low)){// end of data stream, save surrogate high -this.surrogate_high=ch;continue;}code=(code-0xD800)*0x400+(low-0xDC00)+0x10000;ch+=data.charAt(i+1);}// surrogate low - already handled above -if(0xDC00<=code&&code<=0xDFFF)continue;switch(this.state){case normal:switch(ch){case'\x07':this.bell();break;// '\n', '\v', '\f' -case'\n':case'\x0b':case'\x0c':if(this.convertEol){this.x=0;}this.y++;if(this.y>this.scrollBottom){this.y--;this.scroll();}break;// '\r' -case'\r':this.x=0;break;// '\b' -case'\x08':if(this.x>0){this.x--;}break;// '\t' -case'\t':this.x=this.nextStop();break;// shift out -case'\x0e':this.setgLevel(1);break;// shift in -case'\x0f':this.setgLevel(0);break;// '\e' -case'\x1b':this.state=escaped;break;default:// ' ' -// calculate print space -// expensive call, therefore we save width in line buffer -ch_width=wcwidth(code);if(ch>=' '){if(this.charset&&this.charset[ch]){ch=this.charset[ch];}row=this.y+this.ybase;// insert combining char in last cell -// FIXME: needs handling after cursor jumps -if(!ch_width&&this.x){// dont overflow left -if(this.lines[row][this.x-1]){if(!this.lines[row][this.x-1][2]){// found empty cell after fullwidth, need to go 2 cells back -if(this.lines[row][this.x-2])this.lines[row][this.x-2][1]+=ch;}else{this.lines[row][this.x-1][1]+=ch;}this.updateRange(this.y);}break;}// goto next line if ch would overflow -// TODO: needs a global min terminal width of 2 -if(this.x+ch_width-1>=this.cols){// autowrap - DECAWM -if(this.wraparoundMode){this.x=0;this.y++;if(this.y>this.scrollBottom){this.y--;this.scroll();}}else{this.x=this.cols-1;if(ch_width===2)// FIXME: check for xterm behavior -continue;}}row=this.y+this.ybase;// insert mode: move characters to right -if(this.insertMode){// do this twice for a fullwidth char -for(var moves=0;moves<ch_width;++moves){// remove last cell, if it's width is 0 -// we have to adjust the second last cell as well -var removed=this.lines[this.y+this.ybase].pop();if(removed[2]===0&&this.lines[row][this.cols-2]&&this.lines[row][this.cols-2][2]===2)this.lines[row][this.cols-2]=[this.curAttr,' ',1];// insert empty cell at cursor -this.lines[row].splice(this.x,0,[this.curAttr,' ',1]);}}this.lines[row][this.x]=[this.curAttr,ch,ch_width];this.x++;this.updateRange(this.y);// fullwidth char - set next cell width to zero and advance cursor -if(ch_width===2){this.lines[row][this.x]=[this.curAttr,'',0];this.x++;}}break;}break;case escaped:switch(ch){// ESC [ Control Sequence Introducer ( CSI is 0x9b). -case'[':this.params=[];this.currentParam=0;this.state=csi;break;// ESC ] Operating System Command ( OSC is 0x9d). -case']':this.params=[];this.currentParam=0;this.state=osc;break;// ESC P Device Control String ( DCS is 0x90). -case'P':this.params=[];this.currentParam=0;this.state=dcs;break;// ESC _ Application Program Command ( APC is 0x9f). -case'_':this.state=ignore;break;// ESC ^ Privacy Message ( PM is 0x9e). -case'^':this.state=ignore;break;// ESC c Full Reset (RIS). -case'c':this.reset();break;// ESC E Next Line ( NEL is 0x85). -// ESC D Index ( IND is 0x84). -case'E':this.x=0;;case'D':this.index();break;// ESC M Reverse Index ( RI is 0x8d). -case'M':this.reverseIndex();break;// ESC % Select default/utf-8 character set. -// @ = default, G = utf-8 -case'%'://this.charset = null; -this.setgLevel(0);this.setgCharset(0,Terminal.charsets.US);this.state=normal;i++;break;// ESC (,),*,+,-,. Designate G0-G2 Character Set. -case'(':// <-- this seems to get all the attention -case')':case'*':case'+':case'-':case'.':switch(ch){case'(':this.gcharset=0;break;case')':this.gcharset=1;break;case'*':this.gcharset=2;break;case'+':this.gcharset=3;break;case'-':this.gcharset=1;break;case'.':this.gcharset=2;break;}this.state=charset;break;// Designate G3 Character Set (VT300). -// A = ISO Latin-1 Supplemental. -// Not implemented. -case'/':this.gcharset=3;this.state=charset;i--;break;// ESC N -// Single Shift Select of G2 Character Set -// ( SS2 is 0x8e). This affects next character only. -case'N':break;// ESC O -// Single Shift Select of G3 Character Set -// ( SS3 is 0x8f). This affects next character only. -case'O':break;// ESC n -// Invoke the G2 Character Set as GL (LS2). -case'n':this.setgLevel(2);break;// ESC o -// Invoke the G3 Character Set as GL (LS3). -case'o':this.setgLevel(3);break;// ESC | -// Invoke the G3 Character Set as GR (LS3R). -case'|':this.setgLevel(3);break;// ESC } -// Invoke the G2 Character Set as GR (LS2R). -case'}':this.setgLevel(2);break;// ESC ~ -// Invoke the G1 Character Set as GR (LS1R). -case'~':this.setgLevel(1);break;// ESC 7 Save Cursor (DECSC). -case'7':this.saveCursor();this.state=normal;break;// ESC 8 Restore Cursor (DECRC). -case'8':this.restoreCursor();this.state=normal;break;// ESC # 3 DEC line height/width -case'#':this.state=normal;i++;break;// ESC H Tab Set (HTS is 0x88). -case'H':this.tabSet();break;// ESC = Application Keypad (DECKPAM). -case'=':this.log('Serial port requested application keypad.');this.applicationKeypad=true;this.viewport.syncScrollArea();this.state=normal;break;// ESC > Normal Keypad (DECKPNM). -case'>':this.log('Switching back to normal keypad.');this.applicationKeypad=false;this.viewport.syncScrollArea();this.state=normal;break;default:this.state=normal;this.error('Unknown ESC control: %s.',ch);break;}break;case charset:switch(ch){case'0':// DEC Special Character and Line Drawing Set. -cs=Terminal.charsets.SCLD;break;case'A':// UK -cs=Terminal.charsets.UK;break;case'B':// United States (USASCII). -cs=Terminal.charsets.US;break;case'4':// Dutch -cs=Terminal.charsets.Dutch;break;case'C':// Finnish -case'5':cs=Terminal.charsets.Finnish;break;case'R':// French -cs=Terminal.charsets.French;break;case'Q':// FrenchCanadian -cs=Terminal.charsets.FrenchCanadian;break;case'K':// German -cs=Terminal.charsets.German;break;case'Y':// Italian -cs=Terminal.charsets.Italian;break;case'E':// NorwegianDanish -case'6':cs=Terminal.charsets.NorwegianDanish;break;case'Z':// Spanish -cs=Terminal.charsets.Spanish;break;case'H':// Swedish -case'7':cs=Terminal.charsets.Swedish;break;case'=':// Swiss -cs=Terminal.charsets.Swiss;break;case'/':// ISOLatin (actually /A) -cs=Terminal.charsets.ISOLatin;i++;break;default:// Default -cs=Terminal.charsets.US;break;}this.setgCharset(this.gcharset,cs);this.gcharset=null;this.state=normal;break;case osc:// OSC Ps ; Pt ST -// OSC Ps ; Pt BEL -// Set Text Parameters. -if(ch==='\x1b'||ch==='\x07'){if(ch==='\x1b')i++;this.params.push(this.currentParam);switch(this.params[0]){case 0:case 1:case 2:if(this.params[1]){this.title=this.params[1];this.handleTitle(this.title);}break;case 3:// set X property -break;case 4:case 5:// change dynamic colors -break;case 10:case 11:case 12:case 13:case 14:case 15:case 16:case 17:case 18:case 19:// change dynamic ui colors -break;case 46:// change log file -break;case 50:// dynamic font -break;case 51:// emacs shell -break;case 52:// manipulate selection data -break;case 104:case 105:case 110:case 111:case 112:case 113:case 114:case 115:case 116:case 117:case 118:// reset colors -break;}this.params=[];this.currentParam=0;this.state=normal;}else{if(!this.params.length){if(ch>='0'&&ch<='9'){this.currentParam=this.currentParam*10+ch.charCodeAt(0)-48;}else if(ch===';'){this.params.push(this.currentParam);this.currentParam='';}}else{this.currentParam+=ch;}}break;case csi:// '?', '>', '!' -if(ch==='?'||ch==='>'||ch==='!'){this.prefix=ch;break;}// 0 - 9 -if(ch>='0'&&ch<='9'){this.currentParam=this.currentParam*10+ch.charCodeAt(0)-48;break;}// '$', '"', ' ', '\'' -if(ch==='$'||ch==='"'||ch===' '||ch==='\''){this.postfix=ch;break;}this.params.push(this.currentParam);this.currentParam=0;// ';' -if(ch===';')break;this.state=normal;switch(ch){// CSI Ps A -// Cursor Up Ps Times (default = 1) (CUU). -case'A':this.cursorUp(this.params);break;// CSI Ps B -// Cursor Down Ps Times (default = 1) (CUD). -case'B':this.cursorDown(this.params);break;// CSI Ps C -// Cursor Forward Ps Times (default = 1) (CUF). -case'C':this.cursorForward(this.params);break;// CSI Ps D -// Cursor Backward Ps Times (default = 1) (CUB). -case'D':this.cursorBackward(this.params);break;// CSI Ps ; Ps H -// Cursor Position [row;column] (default = [1,1]) (CUP). -case'H':this.cursorPos(this.params);break;// CSI Ps J Erase in Display (ED). -case'J':this.eraseInDisplay(this.params);break;// CSI Ps K Erase in Line (EL). -case'K':this.eraseInLine(this.params);break;// CSI Pm m Character Attributes (SGR). -case'm':if(!this.prefix){this.charAttributes(this.params);}break;// CSI Ps n Device Status Report (DSR). -case'n':if(!this.prefix){this.deviceStatus(this.params);}break;/** - * Additions - */// CSI Ps @ -// Insert Ps (Blank) Character(s) (default = 1) (ICH). -case'@':this.insertChars(this.params);break;// CSI Ps E -// Cursor Next Line Ps Times (default = 1) (CNL). -case'E':this.cursorNextLine(this.params);break;// CSI Ps F -// Cursor Preceding Line Ps Times (default = 1) (CNL). -case'F':this.cursorPrecedingLine(this.params);break;// CSI Ps G -// Cursor Character Absolute [column] (default = [row,1]) (CHA). -case'G':this.cursorCharAbsolute(this.params);break;// CSI Ps L -// Insert Ps Line(s) (default = 1) (IL). -case'L':this.insertLines(this.params);break;// CSI Ps M -// Delete Ps Line(s) (default = 1) (DL). -case'M':this.deleteLines(this.params);break;// CSI Ps P -// Delete Ps Character(s) (default = 1) (DCH). -case'P':this.deleteChars(this.params);break;// CSI Ps X -// Erase Ps Character(s) (default = 1) (ECH). -case'X':this.eraseChars(this.params);break;// CSI Pm ` Character Position Absolute -// [column] (default = [row,1]) (HPA). -case'`':this.charPosAbsolute(this.params);break;// 141 61 a * HPR - -// Horizontal Position Relative -case'a':this.HPositionRelative(this.params);break;// CSI P s c -// Send Device Attributes (Primary DA). -// CSI > P s c -// Send Device Attributes (Secondary DA) -case'c':this.sendDeviceAttributes(this.params);break;// CSI Pm d -// Line Position Absolute [row] (default = [1,column]) (VPA). -case'd':this.linePosAbsolute(this.params);break;// 145 65 e * VPR - Vertical Position Relative -case'e':this.VPositionRelative(this.params);break;// CSI Ps ; Ps f -// Horizontal and Vertical Position [row;column] (default = -// [1,1]) (HVP). -case'f':this.HVPosition(this.params);break;// CSI Pm h Set Mode (SM). -// CSI ? Pm h - mouse escape codes, cursor escape codes -case'h':this.setMode(this.params);break;// CSI Pm l Reset Mode (RM). -// CSI ? Pm l -case'l':this.resetMode(this.params);break;// CSI Ps ; Ps r -// Set Scrolling Region [top;bottom] (default = full size of win- -// dow) (DECSTBM). -// CSI ? Pm r -case'r':this.setScrollRegion(this.params);break;// CSI s -// Save cursor (ANSI.SYS). -case's':this.saveCursor(this.params);break;// CSI u -// Restore cursor (ANSI.SYS). -case'u':this.restoreCursor(this.params);break;/** - * Lesser Used - */// CSI Ps I -// Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). -case'I':this.cursorForwardTab(this.params);break;// CSI Ps S Scroll up Ps lines (default = 1) (SU). -case'S':this.scrollUp(this.params);break;// CSI Ps T Scroll down Ps lines (default = 1) (SD). -// CSI Ps ; Ps ; Ps ; Ps ; Ps T -// CSI > Ps; Ps T -case'T':// if (this.prefix === '>') { -// this.resetTitleModes(this.params); -// break; -// } -// if (this.params.length > 2) { -// this.initMouseTracking(this.params); -// break; -// } -if(this.params.length<2&&!this.prefix){this.scrollDown(this.params);}break;// CSI Ps Z -// Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). -case'Z':this.cursorBackwardTab(this.params);break;// CSI Ps b Repeat the preceding graphic character Ps times (REP). -case'b':this.repeatPrecedingCharacter(this.params);break;// CSI Ps g Tab Clear (TBC). -case'g':this.tabClear(this.params);break;// CSI Pm i Media Copy (MC). -// CSI ? Pm i -// case 'i': -// this.mediaCopy(this.params); -// break; -// CSI Pm m Character Attributes (SGR). -// CSI > Ps; Ps m -// case 'm': // duplicate -// if (this.prefix === '>') { -// this.setResources(this.params); -// } else { -// this.charAttributes(this.params); -// } -// break; -// CSI Ps n Device Status Report (DSR). -// CSI > Ps n -// case 'n': // duplicate -// if (this.prefix === '>') { -// this.disableModifiers(this.params); -// } else { -// this.deviceStatus(this.params); -// } -// break; -// CSI > Ps p Set pointer mode. -// CSI ! p Soft terminal reset (DECSTR). -// CSI Ps$ p -// Request ANSI mode (DECRQM). -// CSI ? Ps$ p -// Request DEC private mode (DECRQM). -// CSI Ps ; Ps " p -case'p':switch(this.prefix){// case '>': -// this.setPointerMode(this.params); -// break; -case'!':this.softReset(this.params);break;// case '?': -// if (this.postfix === '$') { -// this.requestPrivateMode(this.params); -// } -// break; -// default: -// if (this.postfix === '"') { -// this.setConformanceLevel(this.params); -// } else if (this.postfix === '$') { -// this.requestAnsiMode(this.params); -// } -// break; -}break;// CSI Ps q Load LEDs (DECLL). -// CSI Ps SP q -// CSI Ps " q -// case 'q': -// if (this.postfix === ' ') { -// this.setCursorStyle(this.params); -// break; -// } -// if (this.postfix === '"') { -// this.setCharProtectionAttr(this.params); -// break; -// } -// this.loadLEDs(this.params); -// break; -// CSI Ps ; Ps r -// Set Scrolling Region [top;bottom] (default = full size of win- -// dow) (DECSTBM). -// CSI ? Pm r -// CSI Pt; Pl; Pb; Pr; Ps$ r -// case 'r': // duplicate -// if (this.prefix === '?') { -// this.restorePrivateValues(this.params); -// } else if (this.postfix === '$') { -// this.setAttrInRectangle(this.params); -// } else { -// this.setScrollRegion(this.params); -// } -// break; -// CSI s Save cursor (ANSI.SYS). -// CSI ? Pm s -// case 's': // duplicate -// if (this.prefix === '?') { -// this.savePrivateValues(this.params); -// } else { -// this.saveCursor(this.params); -// } -// break; -// CSI Ps ; Ps ; Ps t -// CSI Pt; Pl; Pb; Pr; Ps$ t -// CSI > Ps; Ps t -// CSI Ps SP t -// case 't': -// if (this.postfix === '$') { -// this.reverseAttrInRectangle(this.params); -// } else if (this.postfix === ' ') { -// this.setWarningBellVolume(this.params); -// } else { -// if (this.prefix === '>') { -// this.setTitleModeFeature(this.params); -// } else { -// this.manipulateWindow(this.params); -// } -// } -// break; -// CSI u Restore cursor (ANSI.SYS). -// CSI Ps SP u -// case 'u': // duplicate -// if (this.postfix === ' ') { -// this.setMarginBellVolume(this.params); -// } else { -// this.restoreCursor(this.params); -// } -// break; -// CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v -// case 'v': -// if (this.postfix === '$') { -// this.copyRectagle(this.params); -// } -// break; -// CSI Pt ; Pl ; Pb ; Pr ' w -// case 'w': -// if (this.postfix === '\'') { -// this.enableFilterRectangle(this.params); -// } -// break; -// CSI Ps x Request Terminal Parameters (DECREQTPARM). -// CSI Ps x Select Attribute Change Extent (DECSACE). -// CSI Pc; Pt; Pl; Pb; Pr$ x -// case 'x': -// if (this.postfix === '$') { -// this.fillRectangle(this.params); -// } else { -// this.requestParameters(this.params); -// //this.__(this.params); -// } -// break; -// CSI Ps ; Pu ' z -// CSI Pt; Pl; Pb; Pr$ z -// case 'z': -// if (this.postfix === '\'') { -// this.enableLocatorReporting(this.params); -// } else if (this.postfix === '$') { -// this.eraseRectangle(this.params); -// } -// break; -// CSI Pm ' { -// CSI Pt; Pl; Pb; Pr$ { -// case '{': -// if (this.postfix === '\'') { -// this.setLocatorEvents(this.params); -// } else if (this.postfix === '$') { -// this.selectiveEraseRectangle(this.params); -// } -// break; -// CSI Ps ' | -// case '|': -// if (this.postfix === '\'') { -// this.requestLocatorPosition(this.params); -// } -// break; -// CSI P m SP } -// Insert P s Column(s) (default = 1) (DECIC), VT420 and up. -// case '}': -// if (this.postfix === ' ') { -// this.insertColumns(this.params); -// } -// break; -// CSI P m SP ~ -// Delete P s Column(s) (default = 1) (DECDC), VT420 and up -// case '~': -// if (this.postfix === ' ') { -// this.deleteColumns(this.params); -// } -// break; -default:this.error('Unknown CSI code: %s.',ch);break;}this.prefix='';this.postfix='';break;case dcs:if(ch==='\x1b'||ch==='\x07'){if(ch==='\x1b')i++;switch(this.prefix){// User-Defined Keys (DECUDK). -case'':break;// Request Status String (DECRQSS). -// test: echo -e '\eP$q"p\e\\' -case'$q':var pt=this.currentParam,valid=false;switch(pt){// DECSCA -case'"q':pt='0"q';break;// DECSCL -case'"p':pt='61"p';break;// DECSTBM -case'r':pt=''+(this.scrollTop+1)+';'+(this.scrollBottom+1)+'r';break;// SGR -case'm':pt='0m';break;default:this.error('Unknown DCS Pt: %s.',pt);pt='';break;}this.send('\x1bP'+ +valid+'$r'+pt+'\x1b\\');break;// Set Termcap/Terminfo Data (xterm, experimental). -case'+p':break;// Request Termcap/Terminfo String (xterm, experimental) -// Regular xterm does not even respond to this sequence. -// This can cause a small glitch in vim. -// test: echo -ne '\eP+q6b64\e\\' -case'+q':var pt=this.currentParam,valid=false;this.send('\x1bP'+ +valid+'+r'+pt+'\x1b\\');break;default:this.error('Unknown DCS prefix: %s.',this.prefix);break;}this.currentParam=0;this.prefix='';this.state=normal;}else if(!this.currentParam){if(!this.prefix&&ch!=='$'&&ch!=='+'){this.currentParam=ch;}else if(this.prefix.length===2){this.currentParam=ch;}else{this.prefix+=ch;}}else{this.currentParam+=ch;}break;case ignore:// For PM and APC. -if(ch==='\x1b'||ch==='\x07'){if(ch==='\x1b')i++;this.state=normal;}break;}}this.updateRange(this.y);this.refresh(this.refreshStart,this.refreshEnd);};/** - * Writes text to the terminal, followed by a break line character (\n). - * @param {string} text The text to write to the terminal. - */Terminal.prototype.writeln=function(data){this.write(data+'\r\n');};/** - * Attaches a custom keydown handler which is run before keys are processed, giving consumers of - * xterm.js ultimate control as to what keys should be processed by the terminal and what keys - * should not. - * @param {function} customKeydownHandler The custom KeyboardEvent handler to attach. This is a - * function that takes a KeyboardEvent, allowing consumers to stop propogation and/or prevent - * the default action. The function returns whether the event should be processed by xterm.js. - */Terminal.prototype.attachCustomKeydownHandler=function(customKeydownHandler){this.customKeydownHandler=customKeydownHandler;};/** - * Handle a keydown event - * Key Resources: - * - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent - * @param {KeyboardEvent} ev The keydown event to be handled. - */Terminal.prototype.keyDown=function(ev){// Scroll down to prompt, whenever the user presses a key. -if(this.ybase!==this.ydisp){this.scrollToBottom();}if(this.customKeydownHandler&&this.customKeydownHandler(ev)===false){return false;}if(!this.compositionHelper.keydown.bind(this.compositionHelper)(ev)){return false;}var self=this;var result=this.evaluateKeyEscapeSequence(ev);if(result.scrollDisp){this.scrollDisp(result.scrollDisp);return this.cancel(ev,true);}if(isThirdLevelShift(this,ev)){return true;}if(result.cancel){// The event is canceled at the end already, is this necessary? -this.cancel(ev,true);}if(!result.key){return true;}this.emit('keydown',ev);this.emit('key',result.key,ev);this.showCursor();this.handler(result.key);return this.cancel(ev,true);};/** - * Returns an object that determines how a KeyboardEvent should be handled. The key of the - * returned value is the new key code to pass to the PTY. - * - * Reference: http://invisible-island.net/xterm/ctlseqs/ctlseqs.html - * @param {KeyboardEvent} ev The keyboard event to be translated to key escape sequence. - */Terminal.prototype.evaluateKeyEscapeSequence=function(ev){var result={// Whether to cancel event propogation (NOTE: this may not be needed since the event is -// canceled at the end of keyDown -cancel:false,// The new key even to emit -key:undefined,// The number of characters to scroll, if this is defined it will cancel the event -scrollDisp:undefined};var modifiers=ev.shiftKey<<0|ev.altKey<<1|ev.ctrlKey<<2|ev.metaKey<<3;switch(ev.keyCode){case 8:// backspace -if(ev.shiftKey){result.key='\x08';// ^H -break;}result.key='\x7f';// ^? -break;case 9:// tab -if(ev.shiftKey){result.key='\x1b[Z';break;}result.key='\t';result.cancel=true;break;case 13:// return/enter -result.key='\r';result.cancel=true;break;case 27:// escape -result.key='\x1b';result.cancel=true;break;case 37:// left-arrow -if(modifiers){result.key='\x1b[1;'+(modifiers+1)+'D';// HACK: Make Alt + left-arrow behave like Ctrl + left-arrow: move one word backwards -// http://unix.stackexchange.com/a/108106 -if(result.key=='\x1b[1;3D'){result.key='\x1b[1;5D';}}else if(this.applicationCursor){result.key='\x1bOD';}else{result.key='\x1b[D';}break;case 39:// right-arrow -if(modifiers){result.key='\x1b[1;'+(modifiers+1)+'C';// HACK: Make Alt + right-arrow behave like Ctrl + right-arrow: move one word forward -// http://unix.stackexchange.com/a/108106 -if(result.key=='\x1b[1;3C'){result.key='\x1b[1;5C';}}else if(this.applicationCursor){result.key='\x1bOC';}else{result.key='\x1b[C';}break;case 38:// up-arrow -if(modifiers){result.key='\x1b[1;'+(modifiers+1)+'A';// HACK: Make Alt + up-arrow behave like Ctrl + up-arrow -// http://unix.stackexchange.com/a/108106 -if(result.key=='\x1b[1;3A'){result.key='\x1b[1;5A';}}else if(this.applicationCursor){result.key='\x1bOA';}else{result.key='\x1b[A';}break;case 40:// down-arrow -if(modifiers){result.key='\x1b[1;'+(modifiers+1)+'B';// HACK: Make Alt + down-arrow behave like Ctrl + down-arrow -// http://unix.stackexchange.com/a/108106 -if(result.key=='\x1b[1;3B'){result.key='\x1b[1;5B';}}else if(this.applicationCursor){result.key='\x1bOB';}else{result.key='\x1b[B';}break;case 45:// insert -if(!ev.shiftKey&&!ev.ctrlKey){// <Ctrl> or <Shift> + <Insert> are used to -// copy-paste on some systems. -result.key='\x1b[2~';}break;case 46:// delete -if(modifiers){result.key='\x1b[3;'+(modifiers+1)+'~';}else{result.key='\x1b[3~';}break;case 36:// home -if(modifiers)result.key='\x1b[1;'+(modifiers+1)+'H';else if(this.applicationCursor)result.key='\x1bOH';else result.key='\x1b[H';break;case 35:// end -if(modifiers)result.key='\x1b[1;'+(modifiers+1)+'F';else if(this.applicationCursor)result.key='\x1bOF';else result.key='\x1b[F';break;case 33:// page up -if(ev.shiftKey){result.scrollDisp=-(this.rows-1);}else{result.key='\x1b[5~';}break;case 34:// page down -if(ev.shiftKey){result.scrollDisp=this.rows-1;}else{result.key='\x1b[6~';}break;case 112:// F1-F12 -if(modifiers){result.key='\x1b[1;'+(modifiers+1)+'P';}else{result.key='\x1bOP';}break;case 113:if(modifiers){result.key='\x1b[1;'+(modifiers+1)+'Q';}else{result.key='\x1bOQ';}break;case 114:if(modifiers){result.key='\x1b[1;'+(modifiers+1)+'R';}else{result.key='\x1bOR';}break;case 115:if(modifiers){result.key='\x1b[1;'+(modifiers+1)+'S';}else{result.key='\x1bOS';}break;case 116:if(modifiers){result.key='\x1b[15;'+(modifiers+1)+'~';}else{result.key='\x1b[15~';}break;case 117:if(modifiers){result.key='\x1b[17;'+(modifiers+1)+'~';}else{result.key='\x1b[17~';}break;case 118:if(modifiers){result.key='\x1b[18;'+(modifiers+1)+'~';}else{result.key='\x1b[18~';}break;case 119:if(modifiers){result.key='\x1b[19;'+(modifiers+1)+'~';}else{result.key='\x1b[19~';}break;case 120:if(modifiers){result.key='\x1b[20;'+(modifiers+1)+'~';}else{result.key='\x1b[20~';}break;case 121:if(modifiers){result.key='\x1b[21;'+(modifiers+1)+'~';}else{result.key='\x1b[21~';}break;case 122:if(modifiers){result.key='\x1b[23;'+(modifiers+1)+'~';}else{result.key='\x1b[23~';}break;case 123:if(modifiers){result.key='\x1b[24;'+(modifiers+1)+'~';}else{result.key='\x1b[24~';}break;default:// a-z and space -if(ev.ctrlKey&&!ev.shiftKey&&!ev.altKey&&!ev.metaKey){if(ev.keyCode>=65&&ev.keyCode<=90){result.key=String.fromCharCode(ev.keyCode-64);}else if(ev.keyCode===32){// NUL -result.key=String.fromCharCode(0);}else if(ev.keyCode>=51&&ev.keyCode<=55){// escape, file sep, group sep, record sep, unit sep -result.key=String.fromCharCode(ev.keyCode-51+27);}else if(ev.keyCode===56){// delete -result.key=String.fromCharCode(127);}else if(ev.keyCode===219){// ^[ - escape -result.key=String.fromCharCode(27);}else if(ev.keyCode===221){// ^] - group sep -result.key=String.fromCharCode(29);}}else if(!this.browser.isMac&&ev.altKey&&!ev.ctrlKey&&!ev.metaKey){// On Mac this is a third level shift. Use <Esc> instead. -if(ev.keyCode>=65&&ev.keyCode<=90){result.key='\x1b'+String.fromCharCode(ev.keyCode+32);}else if(ev.keyCode===192){result.key='\x1b`';}else if(ev.keyCode>=48&&ev.keyCode<=57){result.key='\x1b'+(ev.keyCode-48);}}break;}return result;};/** - * Set the G level of the terminal - * @param g - */Terminal.prototype.setgLevel=function(g){this.glevel=g;this.charset=this.charsets[g];};/** - * Set the charset for the given G level of the terminal - * @param g - * @param charset - */Terminal.prototype.setgCharset=function(g,charset){this.charsets[g]=charset;if(this.glevel===g){this.charset=charset;}};/** - * Handle a keypress event. - * Key Resources: - * - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent - * @param {KeyboardEvent} ev The keypress event to be handled. - */Terminal.prototype.keyPress=function(ev){var key;this.cancel(ev);if(ev.charCode){key=ev.charCode;}else if(ev.which==null){key=ev.keyCode;}else if(ev.which!==0&&ev.charCode!==0){key=ev.which;}else{return false;}if(!key||(ev.altKey||ev.ctrlKey||ev.metaKey)&&!isThirdLevelShift(this,ev)){return false;}key=String.fromCharCode(key);this.emit('keypress',key,ev);this.emit('key',key,ev);this.showCursor();this.handler(key);return false;};/** - * Send data for handling to the terminal - * @param {string} data - */Terminal.prototype.send=function(data){var self=this;if(!this.queue){setTimeout(function(){self.handler(self.queue);self.queue='';},1);}this.queue+=data;};/** - * Ring the bell. - * Note: We could do sweet things with webaudio here - */Terminal.prototype.bell=function(){if(!this.visualBell)return;var self=this;this.element.style.borderColor='white';setTimeout(function(){self.element.style.borderColor='';},10);if(this.popOnBell)this.focus();};/** - * Log the current state to the console. - */Terminal.prototype.log=function(){if(!this.debug)return;if(!this.context.console||!this.context.console.log)return;var args=Array.prototype.slice.call(arguments);this.context.console.log.apply(this.context.console,args);};/** - * Log the current state as error to the console. - */Terminal.prototype.error=function(){if(!this.debug)return;if(!this.context.console||!this.context.console.error)return;var args=Array.prototype.slice.call(arguments);this.context.console.error.apply(this.context.console,args);};/** - * Resizes the terminal. - * - * @param {number} x The number of columns to resize to. - * @param {number} y The number of rows to resize to. - */Terminal.prototype.resize=function(x,y){var line,el,i,j,ch,addToY;if(x===this.cols&&y===this.rows){return;}if(x<1)x=1;if(y<1)y=1;// resize cols -j=this.cols;if(j<x){ch=[this.defAttr,' ',1];// does xterm use the default attr? -i=this.lines.length;while(i--){while(this.lines[i].length<x){this.lines[i].push(ch);}}}else{// (j > x) -i=this.lines.length;while(i--){while(this.lines[i].length>x){this.lines[i].pop();}}}this.setupStops(j);this.cols=x;// resize rows -j=this.rows;addToY=0;if(j<y){el=this.element;while(j++<y){// y is rows, not this.y -if(this.lines.length<y+this.ybase){if(this.ybase>0&&this.lines.length<=this.ybase+this.y+addToY+1){// There is room above the buffer and there are no empty elements below the line, -// scroll up -this.ybase--;addToY++;if(this.ydisp>0){// Viewport is at the top of the buffer, must increase downwards -this.ydisp--;}}else{// Add a blank line if there is no buffer left at the top to scroll to, or if there -// are blank lines after the cursor -this.lines.push(this.blankLine());}}if(this.children.length<y){this.insertRow();}}}else{// (j > y) -while(j-->y){if(this.lines.length>y+this.ybase){if(this.lines.length>this.ybase+this.y+1){// The line is a blank line below the cursor, remove it -this.lines.pop();}else{// The line is the cursor, scroll down -this.ybase++;this.ydisp++;}}if(this.children.length>y){el=this.children.shift();if(!el)continue;el.parentNode.removeChild(el);}}}this.rows=y;// Make sure that the cursor stays on screen -if(this.y>=y){this.y=y-1;}if(addToY){this.y+=addToY;}if(this.x>=x){this.x=x-1;}this.scrollTop=0;this.scrollBottom=y-1;this.refresh(0,this.rows-1);this.normal=null;this.geometry=[this.cols,this.rows];this.emit('resize',{terminal:this,cols:x,rows:y});};/** - * Updates the range of rows to refresh - * @param {number} y The number of rows to refresh next. - */Terminal.prototype.updateRange=function(y){if(y<this.refreshStart)this.refreshStart=y;if(y>this.refreshEnd)this.refreshEnd=y;// if (y > this.refreshEnd) { -// this.refreshEnd = y; -// if (y > this.rows - 1) { -// this.refreshEnd = this.rows - 1; -// } -// } -};/** - * Set the range of refreshing to the maximum value - */Terminal.prototype.maxRange=function(){this.refreshStart=0;this.refreshEnd=this.rows-1;};/** - * Setup the tab stops. - * @param {number} i - */Terminal.prototype.setupStops=function(i){if(i!=null){if(!this.tabs[i]){i=this.prevStop(i);}}else{this.tabs={};i=0;}for(;i<this.cols;i+=8){this.tabs[i]=true;}};/** - * Move the cursor to the previous tab stop from the given position (default is current). - * @param {number} x The position to move the cursor to the previous tab stop. - */Terminal.prototype.prevStop=function(x){if(x==null)x=this.x;while(!this.tabs[--x]&&x>0){}return x>=this.cols?this.cols-1:x<0?0:x;};/** - * Move the cursor one tab stop forward from the given position (default is current). - * @param {number} x The position to move the cursor one tab stop forward. - */Terminal.prototype.nextStop=function(x){if(x==null)x=this.x;while(!this.tabs[++x]&&x<this.cols){}return x>=this.cols?this.cols-1:x<0?0:x;};/** - * Erase in the identified line everything from "x" to the end of the line (right). - * @param {number} x The column from which to start erasing to the end of the line. - * @param {number} y The line in which to operate. - */Terminal.prototype.eraseRight=function(x,y){var line=this.lines[this.ybase+y],ch=[this.eraseAttr(),' ',1];// xterm -for(;x<this.cols;x++){line[x]=ch;}this.updateRange(y);};/** - * Erase in the identified line everything from "x" to the start of the line (left). - * @param {number} x The column from which to start erasing to the start of the line. - * @param {number} y The line in which to operate. - */Terminal.prototype.eraseLeft=function(x,y){var line=this.lines[this.ybase+y],ch=[this.eraseAttr(),' ',1];// xterm -x++;while(x--){line[x]=ch;}this.updateRange(y);};/** - * Clears the entire buffer, making the prompt line the new first line. - */Terminal.prototype.clear=function(){if(this.ybase===0&&this.y===0){// Don't clear if it's already clear -return;}this.lines=[this.lines[this.ybase+this.y]];this.ydisp=0;this.ybase=0;this.y=0;for(var i=1;i<this.rows;i++){this.lines.push(this.blankLine());}this.refresh(0,this.rows-1);this.emit('scroll',this.ydisp);};/** - * Erase all content in the given line - * @param {number} y The line to erase all of its contents. - */Terminal.prototype.eraseLine=function(y){this.eraseRight(0,y);};/** - * Return the data array of a blank line/ - * @param {number} cur First bunch of data for each "blank" character. - */Terminal.prototype.blankLine=function(cur){var attr=cur?this.eraseAttr():this.defAttr;var ch=[attr,' ',1]// width defaults to 1 halfwidth character -,line=[],i=0;for(;i<this.cols;i++){line[i]=ch;}return line;};/** - * If cur return the back color xterm feature attribute. Else return defAttr. - * @param {object} cur - */Terminal.prototype.ch=function(cur){return cur?[this.eraseAttr(),' ',1]:[this.defAttr,' ',1];};/** - * Evaluate if the current erminal is the given argument. - * @param {object} term The terminal to evaluate - */Terminal.prototype.is=function(term){var name=this.termName;return(name+'').indexOf(term)===0;};/** - * Emit the 'data' event and populate the given data. - * @param {string} data The data to populate in the event. - */Terminal.prototype.handler=function(data){this.emit('data',data);};/** - * Emit the 'title' event and populate the given title. - * @param {string} title The title to populate in the event. - */Terminal.prototype.handleTitle=function(title){this.emit('title',title);};/** - * ESC - *//** - * ESC D Index (IND is 0x84). - */Terminal.prototype.index=function(){this.y++;if(this.y>this.scrollBottom){this.y--;this.scroll();}this.state=normal;};/** - * ESC M Reverse Index (RI is 0x8d). - */Terminal.prototype.reverseIndex=function(){var j;this.y--;if(this.y<this.scrollTop){this.y++;// possibly move the code below to term.reverseScroll(); -// test: echo -ne '\e[1;1H\e[44m\eM\e[0m' -// blankLine(true) is xterm/linux behavior -this.lines.splice(this.y+this.ybase,0,this.blankLine(true));j=this.rows-1-this.scrollBottom;this.lines.splice(this.rows-1+this.ybase-j+1,1);// this.maxRange(); -this.updateRange(this.scrollTop);this.updateRange(this.scrollBottom);}this.state=normal;};/** - * ESC c Full Reset (RIS). - */Terminal.prototype.reset=function(){this.options.rows=this.rows;this.options.cols=this.cols;var customKeydownHandler=this.customKeydownHandler;Terminal.call(this,this.options);this.customKeydownHandler=customKeydownHandler;this.refresh(0,this.rows-1);this.viewport.syncScrollArea();};/** - * ESC H Tab Set (HTS is 0x88). - */Terminal.prototype.tabSet=function(){this.tabs[this.x]=true;this.state=normal;};/** - * CSI - *//** - * CSI Ps A - * Cursor Up Ps Times (default = 1) (CUU). - */Terminal.prototype.cursorUp=function(params){var param=params[0];if(param<1)param=1;this.y-=param;if(this.y<0)this.y=0;};/** - * CSI Ps B - * Cursor Down Ps Times (default = 1) (CUD). - */Terminal.prototype.cursorDown=function(params){var param=params[0];if(param<1)param=1;this.y+=param;if(this.y>=this.rows){this.y=this.rows-1;}};/** - * CSI Ps C - * Cursor Forward Ps Times (default = 1) (CUF). - */Terminal.prototype.cursorForward=function(params){var param=params[0];if(param<1)param=1;this.x+=param;if(this.x>=this.cols){this.x=this.cols-1;}};/** - * CSI Ps D - * Cursor Backward Ps Times (default = 1) (CUB). - */Terminal.prototype.cursorBackward=function(params){var param=params[0];if(param<1)param=1;this.x-=param;if(this.x<0)this.x=0;};/** - * CSI Ps ; Ps H - * Cursor Position [row;column] (default = [1,1]) (CUP). - */Terminal.prototype.cursorPos=function(params){var row,col;row=params[0]-1;if(params.length>=2){col=params[1]-1;}else{col=0;}if(row<0){row=0;}else if(row>=this.rows){row=this.rows-1;}if(col<0){col=0;}else if(col>=this.cols){col=this.cols-1;}this.x=col;this.y=row;};/** - * CSI Ps J Erase in Display (ED). - * Ps = 0 -> Erase Below (default). - * Ps = 1 -> Erase Above. - * Ps = 2 -> Erase All. - * Ps = 3 -> Erase Saved Lines (xterm). - * CSI ? Ps J - * Erase in Display (DECSED). - * Ps = 0 -> Selective Erase Below (default). - * Ps = 1 -> Selective Erase Above. - * Ps = 2 -> Selective Erase All. - */Terminal.prototype.eraseInDisplay=function(params){var j;switch(params[0]){case 0:this.eraseRight(this.x,this.y);j=this.y+1;for(;j<this.rows;j++){this.eraseLine(j);}break;case 1:this.eraseLeft(this.x,this.y);j=this.y;while(j--){this.eraseLine(j);}break;case 2:j=this.rows;while(j--){this.eraseLine(j);}break;case 3:;// no saved lines -break;}};/** - * CSI Ps K Erase in Line (EL). - * Ps = 0 -> Erase to Right (default). - * Ps = 1 -> Erase to Left. - * Ps = 2 -> Erase All. - * CSI ? Ps K - * Erase in Line (DECSEL). - * Ps = 0 -> Selective Erase to Right (default). - * Ps = 1 -> Selective Erase to Left. - * Ps = 2 -> Selective Erase All. - */Terminal.prototype.eraseInLine=function(params){switch(params[0]){case 0:this.eraseRight(this.x,this.y);break;case 1:this.eraseLeft(this.x,this.y);break;case 2:this.eraseLine(this.y);break;}};/** - * CSI Pm m Character Attributes (SGR). - * Ps = 0 -> Normal (default). - * Ps = 1 -> Bold. - * Ps = 4 -> Underlined. - * Ps = 5 -> Blink (appears as Bold). - * Ps = 7 -> Inverse. - * Ps = 8 -> Invisible, i.e., hidden (VT300). - * Ps = 2 2 -> Normal (neither bold nor faint). - * Ps = 2 4 -> Not underlined. - * Ps = 2 5 -> Steady (not blinking). - * Ps = 2 7 -> Positive (not inverse). - * Ps = 2 8 -> Visible, i.e., not hidden (VT300). - * Ps = 3 0 -> Set foreground color to Black. - * Ps = 3 1 -> Set foreground color to Red. - * Ps = 3 2 -> Set foreground color to Green. - * Ps = 3 3 -> Set foreground color to Yellow. - * Ps = 3 4 -> Set foreground color to Blue. - * Ps = 3 5 -> Set foreground color to Magenta. - * Ps = 3 6 -> Set foreground color to Cyan. - * Ps = 3 7 -> Set foreground color to White. - * Ps = 3 9 -> Set foreground color to default (original). - * Ps = 4 0 -> Set background color to Black. - * Ps = 4 1 -> Set background color to Red. - * Ps = 4 2 -> Set background color to Green. - * Ps = 4 3 -> Set background color to Yellow. - * Ps = 4 4 -> Set background color to Blue. - * Ps = 4 5 -> Set background color to Magenta. - * Ps = 4 6 -> Set background color to Cyan. - * Ps = 4 7 -> Set background color to White. - * Ps = 4 9 -> Set background color to default (original). - * - * If 16-color support is compiled, the following apply. Assume - * that xterm's resources are set so that the ISO color codes are - * the first 8 of a set of 16. Then the aixterm colors are the - * bright versions of the ISO colors: - * Ps = 9 0 -> Set foreground color to Black. - * Ps = 9 1 -> Set foreground color to Red. - * Ps = 9 2 -> Set foreground color to Green. - * Ps = 9 3 -> Set foreground color to Yellow. - * Ps = 9 4 -> Set foreground color to Blue. - * Ps = 9 5 -> Set foreground color to Magenta. - * Ps = 9 6 -> Set foreground color to Cyan. - * Ps = 9 7 -> Set foreground color to White. - * Ps = 1 0 0 -> Set background color to Black. - * Ps = 1 0 1 -> Set background color to Red. - * Ps = 1 0 2 -> Set background color to Green. - * Ps = 1 0 3 -> Set background color to Yellow. - * Ps = 1 0 4 -> Set background color to Blue. - * Ps = 1 0 5 -> Set background color to Magenta. - * Ps = 1 0 6 -> Set background color to Cyan. - * Ps = 1 0 7 -> Set background color to White. - * - * If xterm is compiled with the 16-color support disabled, it - * supports the following, from rxvt: - * Ps = 1 0 0 -> Set foreground and background color to - * default. - * - * If 88- or 256-color support is compiled, the following apply. - * Ps = 3 8 ; 5 ; Ps -> Set foreground color to the second - * Ps. - * Ps = 4 8 ; 5 ; Ps -> Set background color to the second - * Ps. - */Terminal.prototype.charAttributes=function(params){// Optimize a single SGR0. -if(params.length===1&¶ms[0]===0){this.curAttr=this.defAttr;return;}var l=params.length,i=0,flags=this.curAttr>>18,fg=this.curAttr>>9&0x1ff,bg=this.curAttr&0x1ff,p;for(;i<l;i++){p=params[i];if(p>=30&&p<=37){// fg color 8 -fg=p-30;}else if(p>=40&&p<=47){// bg color 8 -bg=p-40;}else if(p>=90&&p<=97){// fg color 16 -p+=8;fg=p-90;}else if(p>=100&&p<=107){// bg color 16 -p+=8;bg=p-100;}else if(p===0){// default -flags=this.defAttr>>18;fg=this.defAttr>>9&0x1ff;bg=this.defAttr&0x1ff;// flags = 0; -// fg = 0x1ff; -// bg = 0x1ff; -}else if(p===1){// bold text -flags|=1;}else if(p===4){// underlined text -flags|=2;}else if(p===5){// blink -flags|=4;}else if(p===7){// inverse and positive -// test with: echo -e '\e[31m\e[42mhello\e[7mworld\e[27mhi\e[m' -flags|=8;}else if(p===8){// invisible -flags|=16;}else if(p===22){// not bold -flags&=~1;}else if(p===24){// not underlined -flags&=~2;}else if(p===25){// not blink -flags&=~4;}else if(p===27){// not inverse -flags&=~8;}else if(p===28){// not invisible -flags&=~16;}else if(p===39){// reset fg -fg=this.defAttr>>9&0x1ff;}else if(p===49){// reset bg -bg=this.defAttr&0x1ff;}else if(p===38){// fg color 256 -if(params[i+1]===2){i+=2;fg=matchColor(params[i]&0xff,params[i+1]&0xff,params[i+2]&0xff);if(fg===-1)fg=0x1ff;i+=2;}else if(params[i+1]===5){i+=2;p=params[i]&0xff;fg=p;}}else if(p===48){// bg color 256 -if(params[i+1]===2){i+=2;bg=matchColor(params[i]&0xff,params[i+1]&0xff,params[i+2]&0xff);if(bg===-1)bg=0x1ff;i+=2;}else if(params[i+1]===5){i+=2;p=params[i]&0xff;bg=p;}}else if(p===100){// reset fg/bg -fg=this.defAttr>>9&0x1ff;bg=this.defAttr&0x1ff;}else{this.error('Unknown SGR attribute: %d.',p);}}this.curAttr=flags<<18|fg<<9|bg;};/** - * CSI Ps n Device Status Report (DSR). - * Ps = 5 -> Status Report. Result (``OK'') is - * CSI 0 n - * Ps = 6 -> Report Cursor Position (CPR) [row;column]. - * Result is - * CSI r ; c R - * CSI ? Ps n - * Device Status Report (DSR, DEC-specific). - * Ps = 6 -> Report Cursor Position (CPR) [row;column] as CSI - * ? r ; c R (assumes page is zero). - * Ps = 1 5 -> Report Printer status as CSI ? 1 0 n (ready). - * or CSI ? 1 1 n (not ready). - * Ps = 2 5 -> Report UDK status as CSI ? 2 0 n (unlocked) - * or CSI ? 2 1 n (locked). - * Ps = 2 6 -> Report Keyboard status as - * CSI ? 2 7 ; 1 ; 0 ; 0 n (North American). - * The last two parameters apply to VT400 & up, and denote key- - * board ready and LK01 respectively. - * Ps = 5 3 -> Report Locator status as - * CSI ? 5 3 n Locator available, if compiled-in, or - * CSI ? 5 0 n No Locator, if not. - */Terminal.prototype.deviceStatus=function(params){if(!this.prefix){switch(params[0]){case 5:// status report -this.send('\x1b[0n');break;case 6:// cursor position -this.send('\x1b['+(this.y+1)+';'+(this.x+1)+'R');break;}}else if(this.prefix==='?'){// modern xterm doesnt seem to -// respond to any of these except ?6, 6, and 5 -switch(params[0]){case 6:// cursor position -this.send('\x1b[?'+(this.y+1)+';'+(this.x+1)+'R');break;case 15:// no printer -// this.send('\x1b[?11n'); -break;case 25:// dont support user defined keys -// this.send('\x1b[?21n'); -break;case 26:// north american keyboard -// this.send('\x1b[?27;1;0;0n'); -break;case 53:// no dec locator/mouse -// this.send('\x1b[?50n'); -break;}}};/** - * Additions - *//** - * CSI Ps @ - * Insert Ps (Blank) Character(s) (default = 1) (ICH). - */Terminal.prototype.insertChars=function(params){var param,row,j,ch;param=params[0];if(param<1)param=1;row=this.y+this.ybase;j=this.x;ch=[this.eraseAttr(),' ',1];// xterm -while(param--&&j<this.cols){this.lines[row].splice(j++,0,ch);this.lines[row].pop();}};/** - * CSI Ps E - * Cursor Next Line Ps Times (default = 1) (CNL). - * same as CSI Ps B ? - */Terminal.prototype.cursorNextLine=function(params){var param=params[0];if(param<1)param=1;this.y+=param;if(this.y>=this.rows){this.y=this.rows-1;}this.x=0;};/** - * CSI Ps F - * Cursor Preceding Line Ps Times (default = 1) (CNL). - * reuse CSI Ps A ? - */Terminal.prototype.cursorPrecedingLine=function(params){var param=params[0];if(param<1)param=1;this.y-=param;if(this.y<0)this.y=0;this.x=0;};/** - * CSI Ps G - * Cursor Character Absolute [column] (default = [row,1]) (CHA). - */Terminal.prototype.cursorCharAbsolute=function(params){var param=params[0];if(param<1)param=1;this.x=param-1;};/** - * CSI Ps L - * Insert Ps Line(s) (default = 1) (IL). - */Terminal.prototype.insertLines=function(params){var param,row,j;param=params[0];if(param<1)param=1;row=this.y+this.ybase;j=this.rows-1-this.scrollBottom;j=this.rows-1+this.ybase-j+1;while(param--){// test: echo -e '\e[44m\e[1L\e[0m' -// blankLine(true) - xterm/linux behavior -this.lines.splice(row,0,this.blankLine(true));this.lines.splice(j,1);}// this.maxRange(); -this.updateRange(this.y);this.updateRange(this.scrollBottom);};/** - * CSI Ps M - * Delete Ps Line(s) (default = 1) (DL). - */Terminal.prototype.deleteLines=function(params){var param,row,j;param=params[0];if(param<1)param=1;row=this.y+this.ybase;j=this.rows-1-this.scrollBottom;j=this.rows-1+this.ybase-j;while(param--){// test: echo -e '\e[44m\e[1M\e[0m' -// blankLine(true) - xterm/linux behavior -this.lines.splice(j+1,0,this.blankLine(true));this.lines.splice(row,1);}// this.maxRange(); -this.updateRange(this.y);this.updateRange(this.scrollBottom);};/** - * CSI Ps P - * Delete Ps Character(s) (default = 1) (DCH). - */Terminal.prototype.deleteChars=function(params){var param,row,ch;param=params[0];if(param<1)param=1;row=this.y+this.ybase;ch=[this.eraseAttr(),' ',1];// xterm -while(param--){this.lines[row].splice(this.x,1);this.lines[row].push(ch);}};/** - * CSI Ps X - * Erase Ps Character(s) (default = 1) (ECH). - */Terminal.prototype.eraseChars=function(params){var param,row,j,ch;param=params[0];if(param<1)param=1;row=this.y+this.ybase;j=this.x;ch=[this.eraseAttr(),' ',1];// xterm -while(param--&&j<this.cols){this.lines[row][j++]=ch;}};/** - * CSI Pm ` Character Position Absolute - * [column] (default = [row,1]) (HPA). - */Terminal.prototype.charPosAbsolute=function(params){var param=params[0];if(param<1)param=1;this.x=param-1;if(this.x>=this.cols){this.x=this.cols-1;}};/** - * 141 61 a * HPR - - * Horizontal Position Relative - * reuse CSI Ps C ? - */Terminal.prototype.HPositionRelative=function(params){var param=params[0];if(param<1)param=1;this.x+=param;if(this.x>=this.cols){this.x=this.cols-1;}};/** - * CSI Ps c Send Device Attributes (Primary DA). - * Ps = 0 or omitted -> request attributes from terminal. The - * response depends on the decTerminalID resource setting. - * -> CSI ? 1 ; 2 c (``VT100 with Advanced Video Option'') - * -> CSI ? 1 ; 0 c (``VT101 with No Options'') - * -> CSI ? 6 c (``VT102'') - * -> CSI ? 6 0 ; 1 ; 2 ; 6 ; 8 ; 9 ; 1 5 ; c (``VT220'') - * The VT100-style response parameters do not mean anything by - * themselves. VT220 parameters do, telling the host what fea- - * tures the terminal supports: - * Ps = 1 -> 132-columns. - * Ps = 2 -> Printer. - * Ps = 6 -> Selective erase. - * Ps = 8 -> User-defined keys. - * Ps = 9 -> National replacement character sets. - * Ps = 1 5 -> Technical characters. - * Ps = 2 2 -> ANSI color, e.g., VT525. - * Ps = 2 9 -> ANSI text locator (i.e., DEC Locator mode). - * CSI > Ps c - * Send Device Attributes (Secondary DA). - * Ps = 0 or omitted -> request the terminal's identification - * code. The response depends on the decTerminalID resource set- - * ting. It should apply only to VT220 and up, but xterm extends - * this to VT100. - * -> CSI > Pp ; Pv ; Pc c - * where Pp denotes the terminal type - * Pp = 0 -> ``VT100''. - * Pp = 1 -> ``VT220''. - * and Pv is the firmware version (for xterm, this was originally - * the XFree86 patch number, starting with 95). In a DEC termi- - * nal, Pc indicates the ROM cartridge registration number and is - * always zero. - * More information: - * xterm/charproc.c - line 2012, for more information. - * vim responds with ^[[?0c or ^[[?1c after the terminal's response (?) - */Terminal.prototype.sendDeviceAttributes=function(params){if(params[0]>0)return;if(!this.prefix){if(this.is('xterm')||this.is('rxvt-unicode')||this.is('screen')){this.send('\x1b[?1;2c');}else if(this.is('linux')){this.send('\x1b[?6c');}}else if(this.prefix==='>'){// xterm and urxvt -// seem to spit this -// out around ~370 times (?). -if(this.is('xterm')){this.send('\x1b[>0;276;0c');}else if(this.is('rxvt-unicode')){this.send('\x1b[>85;95;0c');}else if(this.is('linux')){// not supported by linux console. -// linux console echoes parameters. -this.send(params[0]+'c');}else if(this.is('screen')){this.send('\x1b[>83;40003;0c');}}};/** - * CSI Pm d - * Line Position Absolute [row] (default = [1,column]) (VPA). - */Terminal.prototype.linePosAbsolute=function(params){var param=params[0];if(param<1)param=1;this.y=param-1;if(this.y>=this.rows){this.y=this.rows-1;}};/** - * 145 65 e * VPR - Vertical Position Relative - * reuse CSI Ps B ? - */Terminal.prototype.VPositionRelative=function(params){var param=params[0];if(param<1)param=1;this.y+=param;if(this.y>=this.rows){this.y=this.rows-1;}};/** - * CSI Ps ; Ps f - * Horizontal and Vertical Position [row;column] (default = - * [1,1]) (HVP). - */Terminal.prototype.HVPosition=function(params){if(params[0]<1)params[0]=1;if(params[1]<1)params[1]=1;this.y=params[0]-1;if(this.y>=this.rows){this.y=this.rows-1;}this.x=params[1]-1;if(this.x>=this.cols){this.x=this.cols-1;}};/** - * CSI Pm h Set Mode (SM). - * Ps = 2 -> Keyboard Action Mode (AM). - * Ps = 4 -> Insert Mode (IRM). - * Ps = 1 2 -> Send/receive (SRM). - * Ps = 2 0 -> Automatic Newline (LNM). - * CSI ? Pm h - * DEC Private Mode Set (DECSET). - * Ps = 1 -> Application Cursor Keys (DECCKM). - * Ps = 2 -> Designate USASCII for character sets G0-G3 - * (DECANM), and set VT100 mode. - * Ps = 3 -> 132 Column Mode (DECCOLM). - * Ps = 4 -> Smooth (Slow) Scroll (DECSCLM). - * Ps = 5 -> Reverse Video (DECSCNM). - * Ps = 6 -> Origin Mode (DECOM). - * Ps = 7 -> Wraparound Mode (DECAWM). - * Ps = 8 -> Auto-repeat Keys (DECARM). - * Ps = 9 -> Send Mouse X & Y on button press. See the sec- - * tion Mouse Tracking. - * Ps = 1 0 -> Show toolbar (rxvt). - * Ps = 1 2 -> Start Blinking Cursor (att610). - * Ps = 1 8 -> Print form feed (DECPFF). - * Ps = 1 9 -> Set print extent to full screen (DECPEX). - * Ps = 2 5 -> Show Cursor (DECTCEM). - * Ps = 3 0 -> Show scrollbar (rxvt). - * Ps = 3 5 -> Enable font-shifting functions (rxvt). - * Ps = 3 8 -> Enter Tektronix Mode (DECTEK). - * Ps = 4 0 -> Allow 80 -> 132 Mode. - * Ps = 4 1 -> more(1) fix (see curses resource). - * Ps = 4 2 -> Enable Nation Replacement Character sets (DECN- - * RCM). - * Ps = 4 4 -> Turn On Margin Bell. - * Ps = 4 5 -> Reverse-wraparound Mode. - * Ps = 4 6 -> Start Logging. This is normally disabled by a - * compile-time option. - * Ps = 4 7 -> Use Alternate Screen Buffer. (This may be dis- - * abled by the titeInhibit resource). - * Ps = 6 6 -> Application keypad (DECNKM). - * Ps = 6 7 -> Backarrow key sends backspace (DECBKM). - * Ps = 1 0 0 0 -> Send Mouse X & Y on button press and - * release. See the section Mouse Tracking. - * Ps = 1 0 0 1 -> Use Hilite Mouse Tracking. - * Ps = 1 0 0 2 -> Use Cell Motion Mouse Tracking. - * Ps = 1 0 0 3 -> Use All Motion Mouse Tracking. - * Ps = 1 0 0 4 -> Send FocusIn/FocusOut events. - * Ps = 1 0 0 5 -> Enable Extended Mouse Mode. - * Ps = 1 0 1 0 -> Scroll to bottom on tty output (rxvt). - * Ps = 1 0 1 1 -> Scroll to bottom on key press (rxvt). - * Ps = 1 0 3 4 -> Interpret "meta" key, sets eighth bit. - * (enables the eightBitInput resource). - * Ps = 1 0 3 5 -> Enable special modifiers for Alt and Num- - * Lock keys. (This enables the numLock resource). - * Ps = 1 0 3 6 -> Send ESC when Meta modifies a key. (This - * enables the metaSendsEscape resource). - * Ps = 1 0 3 7 -> Send DEL from the editing-keypad Delete - * key. - * Ps = 1 0 3 9 -> Send ESC when Alt modifies a key. (This - * enables the altSendsEscape resource). - * Ps = 1 0 4 0 -> Keep selection even if not highlighted. - * (This enables the keepSelection resource). - * Ps = 1 0 4 1 -> Use the CLIPBOARD selection. (This enables - * the selectToClipboard resource). - * Ps = 1 0 4 2 -> Enable Urgency window manager hint when - * Control-G is received. (This enables the bellIsUrgent - * resource). - * Ps = 1 0 4 3 -> Enable raising of the window when Control-G - * is received. (enables the popOnBell resource). - * Ps = 1 0 4 7 -> Use Alternate Screen Buffer. (This may be - * disabled by the titeInhibit resource). - * Ps = 1 0 4 8 -> Save cursor as in DECSC. (This may be dis- - * abled by the titeInhibit resource). - * Ps = 1 0 4 9 -> Save cursor as in DECSC and use Alternate - * Screen Buffer, clearing it first. (This may be disabled by - * the titeInhibit resource). This combines the effects of the 1 - * 0 4 7 and 1 0 4 8 modes. Use this with terminfo-based - * applications rather than the 4 7 mode. - * Ps = 1 0 5 0 -> Set terminfo/termcap function-key mode. - * Ps = 1 0 5 1 -> Set Sun function-key mode. - * Ps = 1 0 5 2 -> Set HP function-key mode. - * Ps = 1 0 5 3 -> Set SCO function-key mode. - * Ps = 1 0 6 0 -> Set legacy keyboard emulation (X11R6). - * Ps = 1 0 6 1 -> Set VT220 keyboard emulation. - * Ps = 2 0 0 4 -> Set bracketed paste mode. - * Modes: - * http: *vt100.net/docs/vt220-rm/chapter4.html - */Terminal.prototype.setMode=function(params){if((typeof params==='undefined'?'undefined':_typeof(params))==='object'){var l=params.length,i=0;for(;i<l;i++){this.setMode(params[i]);}return;}if(!this.prefix){switch(params){case 4:this.insertMode=true;break;case 20://this.convertEol = true; -break;}}else if(this.prefix==='?'){switch(params){case 1:this.applicationCursor=true;break;case 2:this.setgCharset(0,Terminal.charsets.US);this.setgCharset(1,Terminal.charsets.US);this.setgCharset(2,Terminal.charsets.US);this.setgCharset(3,Terminal.charsets.US);// set VT100 mode here -break;case 3:// 132 col mode -this.savedCols=this.cols;this.resize(132,this.rows);break;case 6:this.originMode=true;break;case 7:this.wraparoundMode=true;break;case 12:// this.cursorBlink = true; -break;case 66:this.log('Serial port requested application keypad.');this.applicationKeypad=true;this.viewport.syncScrollArea();break;case 9:// X10 Mouse -// no release, no motion, no wheel, no modifiers. -case 1000:// vt200 mouse -// no motion. -// no modifiers, except control on the wheel. -case 1002:// button event mouse -case 1003:// any event mouse -// any event - sends motion events, -// even if there is no button held down. -this.x10Mouse=params===9;this.vt200Mouse=params===1000;this.normalMouse=params>1000;this.mouseEvents=true;this.element.style.cursor='default';this.log('Binding to mouse events.');break;case 1004:// send focusin/focusout events -// focusin: ^[[I -// focusout: ^[[O -this.sendFocus=true;break;case 1005:// utf8 ext mode mouse -this.utfMouse=true;// for wide terminals -// simply encodes large values as utf8 characters -break;case 1006:// sgr ext mode mouse -this.sgrMouse=true;// for wide terminals -// does not add 32 to fields -// press: ^[[<b;x;yM -// release: ^[[<b;x;ym -break;case 1015:// urxvt ext mode mouse -this.urxvtMouse=true;// for wide terminals -// numbers for fields -// press: ^[[b;x;yM -// motion: ^[[b;x;yT -break;case 25:// show cursor -this.cursorHidden=false;break;case 1049:// alt screen buffer cursor -//this.saveCursor(); -;// FALL-THROUGH -case 47:// alt screen buffer -case 1047:// alt screen buffer -if(!this.normal){var normal={lines:this.lines,ybase:this.ybase,ydisp:this.ydisp,x:this.x,y:this.y,scrollTop:this.scrollTop,scrollBottom:this.scrollBottom,tabs:this.tabs// XXX save charset(s) here? -// charset: this.charset, -// glevel: this.glevel, -// charsets: this.charsets -};this.reset();this.normal=normal;this.showCursor();}break;}}};/** - * CSI Pm l Reset Mode (RM). - * Ps = 2 -> Keyboard Action Mode (AM). - * Ps = 4 -> Replace Mode (IRM). - * Ps = 1 2 -> Send/receive (SRM). - * Ps = 2 0 -> Normal Linefeed (LNM). - * CSI ? Pm l - * DEC Private Mode Reset (DECRST). - * Ps = 1 -> Normal Cursor Keys (DECCKM). - * Ps = 2 -> Designate VT52 mode (DECANM). - * Ps = 3 -> 80 Column Mode (DECCOLM). - * Ps = 4 -> Jump (Fast) Scroll (DECSCLM). - * Ps = 5 -> Normal Video (DECSCNM). - * Ps = 6 -> Normal Cursor Mode (DECOM). - * Ps = 7 -> No Wraparound Mode (DECAWM). - * Ps = 8 -> No Auto-repeat Keys (DECARM). - * Ps = 9 -> Don't send Mouse X & Y on button press. - * Ps = 1 0 -> Hide toolbar (rxvt). - * Ps = 1 2 -> Stop Blinking Cursor (att610). - * Ps = 1 8 -> Don't print form feed (DECPFF). - * Ps = 1 9 -> Limit print to scrolling region (DECPEX). - * Ps = 2 5 -> Hide Cursor (DECTCEM). - * Ps = 3 0 -> Don't show scrollbar (rxvt). - * Ps = 3 5 -> Disable font-shifting functions (rxvt). - * Ps = 4 0 -> Disallow 80 -> 132 Mode. - * Ps = 4 1 -> No more(1) fix (see curses resource). - * Ps = 4 2 -> Disable Nation Replacement Character sets (DEC- - * NRCM). - * Ps = 4 4 -> Turn Off Margin Bell. - * Ps = 4 5 -> No Reverse-wraparound Mode. - * Ps = 4 6 -> Stop Logging. (This is normally disabled by a - * compile-time option). - * Ps = 4 7 -> Use Normal Screen Buffer. - * Ps = 6 6 -> Numeric keypad (DECNKM). - * Ps = 6 7 -> Backarrow key sends delete (DECBKM). - * Ps = 1 0 0 0 -> Don't send Mouse X & Y on button press and - * release. See the section Mouse Tracking. - * Ps = 1 0 0 1 -> Don't use Hilite Mouse Tracking. - * Ps = 1 0 0 2 -> Don't use Cell Motion Mouse Tracking. - * Ps = 1 0 0 3 -> Don't use All Motion Mouse Tracking. - * Ps = 1 0 0 4 -> Don't send FocusIn/FocusOut events. - * Ps = 1 0 0 5 -> Disable Extended Mouse Mode. - * Ps = 1 0 1 0 -> Don't scroll to bottom on tty output - * (rxvt). - * Ps = 1 0 1 1 -> Don't scroll to bottom on key press (rxvt). - * Ps = 1 0 3 4 -> Don't interpret "meta" key. (This disables - * the eightBitInput resource). - * Ps = 1 0 3 5 -> Disable special modifiers for Alt and Num- - * Lock keys. (This disables the numLock resource). - * Ps = 1 0 3 6 -> Don't send ESC when Meta modifies a key. - * (This disables the metaSendsEscape resource). - * Ps = 1 0 3 7 -> Send VT220 Remove from the editing-keypad - * Delete key. - * Ps = 1 0 3 9 -> Don't send ESC when Alt modifies a key. - * (This disables the altSendsEscape resource). - * Ps = 1 0 4 0 -> Do not keep selection when not highlighted. - * (This disables the keepSelection resource). - * Ps = 1 0 4 1 -> Use the PRIMARY selection. (This disables - * the selectToClipboard resource). - * Ps = 1 0 4 2 -> Disable Urgency window manager hint when - * Control-G is received. (This disables the bellIsUrgent - * resource). - * Ps = 1 0 4 3 -> Disable raising of the window when Control- - * G is received. (This disables the popOnBell resource). - * Ps = 1 0 4 7 -> Use Normal Screen Buffer, clearing screen - * first if in the Alternate Screen. (This may be disabled by - * the titeInhibit resource). - * Ps = 1 0 4 8 -> Restore cursor as in DECRC. (This may be - * disabled by the titeInhibit resource). - * Ps = 1 0 4 9 -> Use Normal Screen Buffer and restore cursor - * as in DECRC. (This may be disabled by the titeInhibit - * resource). This combines the effects of the 1 0 4 7 and 1 0 - * 4 8 modes. Use this with terminfo-based applications rather - * than the 4 7 mode. - * Ps = 1 0 5 0 -> Reset terminfo/termcap function-key mode. - * Ps = 1 0 5 1 -> Reset Sun function-key mode. - * Ps = 1 0 5 2 -> Reset HP function-key mode. - * Ps = 1 0 5 3 -> Reset SCO function-key mode. - * Ps = 1 0 6 0 -> Reset legacy keyboard emulation (X11R6). - * Ps = 1 0 6 1 -> Reset keyboard emulation to Sun/PC style. - * Ps = 2 0 0 4 -> Reset bracketed paste mode. - */Terminal.prototype.resetMode=function(params){if((typeof params==='undefined'?'undefined':_typeof(params))==='object'){var l=params.length,i=0;for(;i<l;i++){this.resetMode(params[i]);}return;}if(!this.prefix){switch(params){case 4:this.insertMode=false;break;case 20://this.convertEol = false; -break;}}else if(this.prefix==='?'){switch(params){case 1:this.applicationCursor=false;break;case 3:if(this.cols===132&&this.savedCols){this.resize(this.savedCols,this.rows);}delete this.savedCols;break;case 6:this.originMode=false;break;case 7:this.wraparoundMode=false;break;case 12:// this.cursorBlink = false; -break;case 66:this.log('Switching back to normal keypad.');this.applicationKeypad=false;this.viewport.syncScrollArea();break;case 9:// X10 Mouse -case 1000:// vt200 mouse -case 1002:// button event mouse -case 1003:// any event mouse -this.x10Mouse=false;this.vt200Mouse=false;this.normalMouse=false;this.mouseEvents=false;this.element.style.cursor='';break;case 1004:// send focusin/focusout events -this.sendFocus=false;break;case 1005:// utf8 ext mode mouse -this.utfMouse=false;break;case 1006:// sgr ext mode mouse -this.sgrMouse=false;break;case 1015:// urxvt ext mode mouse -this.urxvtMouse=false;break;case 25:// hide cursor -this.cursorHidden=true;break;case 1049:// alt screen buffer cursor -;// FALL-THROUGH -case 47:// normal screen buffer -case 1047:// normal screen buffer - clearing it first -if(this.normal){this.lines=this.normal.lines;this.ybase=this.normal.ybase;this.ydisp=this.normal.ydisp;this.x=this.normal.x;this.y=this.normal.y;this.scrollTop=this.normal.scrollTop;this.scrollBottom=this.normal.scrollBottom;this.tabs=this.normal.tabs;this.normal=null;// if (params === 1049) { -// this.x = this.savedX; -// this.y = this.savedY; -// } -this.refresh(0,this.rows-1);this.showCursor();}break;}}};/** - * CSI Ps ; Ps r - * Set Scrolling Region [top;bottom] (default = full size of win- - * dow) (DECSTBM). - * CSI ? Pm r - */Terminal.prototype.setScrollRegion=function(params){if(this.prefix)return;this.scrollTop=(params[0]||1)-1;this.scrollBottom=(params[1]||this.rows)-1;this.x=0;this.y=0;};/** - * CSI s - * Save cursor (ANSI.SYS). - */Terminal.prototype.saveCursor=function(params){this.savedX=this.x;this.savedY=this.y;};/** - * CSI u - * Restore cursor (ANSI.SYS). - */Terminal.prototype.restoreCursor=function(params){this.x=this.savedX||0;this.y=this.savedY||0;};/** - * Lesser Used - *//** - * CSI Ps I - * Cursor Forward Tabulation Ps tab stops (default = 1) (CHT). - */Terminal.prototype.cursorForwardTab=function(params){var param=params[0]||1;while(param--){this.x=this.nextStop();}};/** - * CSI Ps S Scroll up Ps lines (default = 1) (SU). - */Terminal.prototype.scrollUp=function(params){var param=params[0]||1;while(param--){this.lines.splice(this.ybase+this.scrollTop,1);this.lines.splice(this.ybase+this.scrollBottom,0,this.blankLine());}// this.maxRange(); -this.updateRange(this.scrollTop);this.updateRange(this.scrollBottom);};/** - * CSI Ps T Scroll down Ps lines (default = 1) (SD). - */Terminal.prototype.scrollDown=function(params){var param=params[0]||1;while(param--){this.lines.splice(this.ybase+this.scrollBottom,1);this.lines.splice(this.ybase+this.scrollTop,0,this.blankLine());}// this.maxRange(); -this.updateRange(this.scrollTop);this.updateRange(this.scrollBottom);};/** - * CSI Ps ; Ps ; Ps ; Ps ; Ps T - * Initiate highlight mouse tracking. Parameters are - * [func;startx;starty;firstrow;lastrow]. See the section Mouse - * Tracking. - */Terminal.prototype.initMouseTracking=function(params){// Relevant: DECSET 1001 -};/** - * CSI > Ps; Ps T - * Reset one or more features of the title modes to the default - * value. Normally, "reset" disables the feature. It is possi- - * ble to disable the ability to reset features by compiling a - * different default for the title modes into xterm. - * Ps = 0 -> Do not set window/icon labels using hexadecimal. - * Ps = 1 -> Do not query window/icon labels using hexadeci- - * mal. - * Ps = 2 -> Do not set window/icon labels using UTF-8. - * Ps = 3 -> Do not query window/icon labels using UTF-8. - * (See discussion of "Title Modes"). - */Terminal.prototype.resetTitleModes=function(params){;};/** - * CSI Ps Z Cursor Backward Tabulation Ps tab stops (default = 1) (CBT). - */Terminal.prototype.cursorBackwardTab=function(params){var param=params[0]||1;while(param--){this.x=this.prevStop();}};/** - * CSI Ps b Repeat the preceding graphic character Ps times (REP). - */Terminal.prototype.repeatPrecedingCharacter=function(params){var param=params[0]||1,line=this.lines[this.ybase+this.y],ch=line[this.x-1]||[this.defAttr,' ',1];while(param--){line[this.x++]=ch;}};/** - * CSI Ps g Tab Clear (TBC). - * Ps = 0 -> Clear Current Column (default). - * Ps = 3 -> Clear All. - * Potentially: - * Ps = 2 -> Clear Stops on Line. - * http://vt100.net/annarbor/aaa-ug/section6.html - */Terminal.prototype.tabClear=function(params){var param=params[0];if(param<=0){delete this.tabs[this.x];}else if(param===3){this.tabs={};}};/** - * CSI Pm i Media Copy (MC). - * Ps = 0 -> Print screen (default). - * Ps = 4 -> Turn off printer controller mode. - * Ps = 5 -> Turn on printer controller mode. - * CSI ? Pm i - * Media Copy (MC, DEC-specific). - * Ps = 1 -> Print line containing cursor. - * Ps = 4 -> Turn off autoprint mode. - * Ps = 5 -> Turn on autoprint mode. - * Ps = 1 0 -> Print composed display, ignores DECPEX. - * Ps = 1 1 -> Print all pages. - */Terminal.prototype.mediaCopy=function(params){;};/** - * CSI > Ps; Ps m - * Set or reset resource-values used by xterm to decide whether - * to construct escape sequences holding information about the - * modifiers pressed with a given key. The first parameter iden- - * tifies the resource to set/reset. The second parameter is the - * value to assign to the resource. If the second parameter is - * omitted, the resource is reset to its initial value. - * Ps = 1 -> modifyCursorKeys. - * Ps = 2 -> modifyFunctionKeys. - * Ps = 4 -> modifyOtherKeys. - * If no parameters are given, all resources are reset to their - * initial values. - */Terminal.prototype.setResources=function(params){;};/** - * CSI > Ps n - * Disable modifiers which may be enabled via the CSI > Ps; Ps m - * sequence. This corresponds to a resource value of "-1", which - * cannot be set with the other sequence. The parameter identi- - * fies the resource to be disabled: - * Ps = 1 -> modifyCursorKeys. - * Ps = 2 -> modifyFunctionKeys. - * Ps = 4 -> modifyOtherKeys. - * If the parameter is omitted, modifyFunctionKeys is disabled. - * When modifyFunctionKeys is disabled, xterm uses the modifier - * keys to make an extended sequence of functions rather than - * adding a parameter to each function key to denote the modi- - * fiers. - */Terminal.prototype.disableModifiers=function(params){;};/** - * CSI > Ps p - * Set resource value pointerMode. This is used by xterm to - * decide whether to hide the pointer cursor as the user types. - * Valid values for the parameter: - * Ps = 0 -> never hide the pointer. - * Ps = 1 -> hide if the mouse tracking mode is not enabled. - * Ps = 2 -> always hide the pointer. If no parameter is - * given, xterm uses the default, which is 1 . - */Terminal.prototype.setPointerMode=function(params){;};/** - * CSI ! p Soft terminal reset (DECSTR). - * http://vt100.net/docs/vt220-rm/table4-10.html - */Terminal.prototype.softReset=function(params){this.cursorHidden=false;this.insertMode=false;this.originMode=false;this.wraparoundMode=false;// autowrap -this.applicationKeypad=false;// ? -this.viewport.syncScrollArea();this.applicationCursor=false;this.scrollTop=0;this.scrollBottom=this.rows-1;this.curAttr=this.defAttr;this.x=this.y=0;// ? -this.charset=null;this.glevel=0;// ?? -this.charsets=[null];// ?? -};/** - * CSI Ps$ p - * Request ANSI mode (DECRQM). For VT300 and up, reply is - * CSI Ps; Pm$ y - * where Ps is the mode number as in RM, and Pm is the mode - * value: - * 0 - not recognized - * 1 - set - * 2 - reset - * 3 - permanently set - * 4 - permanently reset - */Terminal.prototype.requestAnsiMode=function(params){;};/** - * CSI ? Ps$ p - * Request DEC private mode (DECRQM). For VT300 and up, reply is - * CSI ? Ps; Pm$ p - * where Ps is the mode number as in DECSET, Pm is the mode value - * as in the ANSI DECRQM. - */Terminal.prototype.requestPrivateMode=function(params){;};/** - * CSI Ps ; Ps " p - * Set conformance level (DECSCL). Valid values for the first - * parameter: - * Ps = 6 1 -> VT100. - * Ps = 6 2 -> VT200. - * Ps = 6 3 -> VT300. - * Valid values for the second parameter: - * Ps = 0 -> 8-bit controls. - * Ps = 1 -> 7-bit controls (always set for VT100). - * Ps = 2 -> 8-bit controls. - */Terminal.prototype.setConformanceLevel=function(params){;};/** - * CSI Ps q Load LEDs (DECLL). - * Ps = 0 -> Clear all LEDS (default). - * Ps = 1 -> Light Num Lock. - * Ps = 2 -> Light Caps Lock. - * Ps = 3 -> Light Scroll Lock. - * Ps = 2 1 -> Extinguish Num Lock. - * Ps = 2 2 -> Extinguish Caps Lock. - * Ps = 2 3 -> Extinguish Scroll Lock. - */Terminal.prototype.loadLEDs=function(params){;};/** - * CSI Ps SP q - * Set cursor style (DECSCUSR, VT520). - * Ps = 0 -> blinking block. - * Ps = 1 -> blinking block (default). - * Ps = 2 -> steady block. - * Ps = 3 -> blinking underline. - * Ps = 4 -> steady underline. - */Terminal.prototype.setCursorStyle=function(params){;};/** - * CSI Ps " q - * Select character protection attribute (DECSCA). Valid values - * for the parameter: - * Ps = 0 -> DECSED and DECSEL can erase (default). - * Ps = 1 -> DECSED and DECSEL cannot erase. - * Ps = 2 -> DECSED and DECSEL can erase. - */Terminal.prototype.setCharProtectionAttr=function(params){;};/** - * CSI ? Pm r - * Restore DEC Private Mode Values. The value of Ps previously - * saved is restored. Ps values are the same as for DECSET. - */Terminal.prototype.restorePrivateValues=function(params){;};/** - * CSI Pt; Pl; Pb; Pr; Ps$ r - * Change Attributes in Rectangular Area (DECCARA), VT400 and up. - * Pt; Pl; Pb; Pr denotes the rectangle. - * Ps denotes the SGR attributes to change: 0, 1, 4, 5, 7. - * NOTE: xterm doesn't enable this code by default. - */Terminal.prototype.setAttrInRectangle=function(params){var t=params[0],l=params[1],b=params[2],r=params[3],attr=params[4];var line,i;for(;t<b+1;t++){line=this.lines[this.ybase+t];for(i=l;i<r;i++){line[i]=[attr,line[i][1]];}}// this.maxRange(); -this.updateRange(params[0]);this.updateRange(params[2]);};/** - * CSI Pc; Pt; Pl; Pb; Pr$ x - * Fill Rectangular Area (DECFRA), VT420 and up. - * Pc is the character to use. - * Pt; Pl; Pb; Pr denotes the rectangle. - * NOTE: xterm doesn't enable this code by default. - */Terminal.prototype.fillRectangle=function(params){var ch=params[0],t=params[1],l=params[2],b=params[3],r=params[4];var line,i;for(;t<b+1;t++){line=this.lines[this.ybase+t];for(i=l;i<r;i++){line[i]=[line[i][0],String.fromCharCode(ch)];}}// this.maxRange(); -this.updateRange(params[1]);this.updateRange(params[3]);};/** - * CSI Ps ; Pu ' z - * Enable Locator Reporting (DECELR). - * Valid values for the first parameter: - * Ps = 0 -> Locator disabled (default). - * Ps = 1 -> Locator enabled. - * Ps = 2 -> Locator enabled for one report, then disabled. - * The second parameter specifies the coordinate unit for locator - * reports. - * Valid values for the second parameter: - * Pu = 0 <- or omitted -> default to character cells. - * Pu = 1 <- device physical pixels. - * Pu = 2 <- character cells. - */Terminal.prototype.enableLocatorReporting=function(params){var val=params[0]>0;//this.mouseEvents = val; -//this.decLocator = val; -};/** - * CSI Pt; Pl; Pb; Pr$ z - * Erase Rectangular Area (DECERA), VT400 and up. - * Pt; Pl; Pb; Pr denotes the rectangle. - * NOTE: xterm doesn't enable this code by default. - */Terminal.prototype.eraseRectangle=function(params){var t=params[0],l=params[1],b=params[2],r=params[3];var line,i,ch;ch=[this.eraseAttr(),' ',1];// xterm? -for(;t<b+1;t++){line=this.lines[this.ybase+t];for(i=l;i<r;i++){line[i]=ch;}}// this.maxRange(); -this.updateRange(params[0]);this.updateRange(params[2]);};/** - * CSI P m SP } - * Insert P s Column(s) (default = 1) (DECIC), VT420 and up. - * NOTE: xterm doesn't enable this code by default. - */Terminal.prototype.insertColumns=function(){var param=params[0],l=this.ybase+this.rows,ch=[this.eraseAttr(),' ',1]// xterm? -,i;while(param--){for(i=this.ybase;i<l;i++){this.lines[i].splice(this.x+1,0,ch);this.lines[i].pop();}}this.maxRange();};/** - * CSI P m SP ~ - * Delete P s Column(s) (default = 1) (DECDC), VT420 and up - * NOTE: xterm doesn't enable this code by default. - */Terminal.prototype.deleteColumns=function(){var param=params[0],l=this.ybase+this.rows,ch=[this.eraseAttr(),' ',1]// xterm? -,i;while(param--){for(i=this.ybase;i<l;i++){this.lines[i].splice(this.x,1);this.lines[i].push(ch);}}this.maxRange();};/** - * Character Sets - */Terminal.charsets={};// DEC Special Character and Line Drawing Set. -// http://vt100.net/docs/vt102-ug/table5-13.html -// A lot of curses apps use this if they see TERM=xterm. -// testing: echo -e '\e(0a\e(B' -// The xterm output sometimes seems to conflict with the -// reference above. xterm seems in line with the reference -// when running vttest however. -// The table below now uses xterm's output from vttest. -Terminal.charsets.SCLD={// (0 -'`':'\u25C6',// '◆' -'a':'\u2592',// '▒' -'b':'\t',// '\t' -'c':'\f',// '\f' -'d':'\r',// '\r' -'e':'\n',// '\n' -'f':'\xB0',// '°' -'g':'\xB1',// '±' -'h':'\u2424',// '\u2424' (NL) -'i':'\x0B',// '\v' -'j':'\u2518',// '┘' -'k':'\u2510',// '┐' -'l':'\u250C',// '┌' -'m':'\u2514',// '└' -'n':'\u253C',// '┼' -'o':'\u23BA',// '⎺' -'p':'\u23BB',// '⎻' -'q':'\u2500',// '─' -'r':'\u23BC',// '⎼' -'s':'\u23BD',// '⎽' -'t':'\u251C',// '├' -'u':'\u2524',// '┤' -'v':'\u2534',// '┴' -'w':'\u252C',// '┬' -'x':'\u2502',// '│' -'y':'\u2264',// '≤' -'z':'\u2265',// '≥' -'{':'\u03C0',// 'π' -'|':'\u2260',// '≠' -'}':'\xA3',// '£' -'~':'\xB7'// '·' -};Terminal.charsets.UK=null;// (A -Terminal.charsets.US=null;// (B (USASCII) -Terminal.charsets.Dutch=null;// (4 -Terminal.charsets.Finnish=null;// (C or (5 -Terminal.charsets.French=null;// (R -Terminal.charsets.FrenchCanadian=null;// (Q -Terminal.charsets.German=null;// (K -Terminal.charsets.Italian=null;// (Y -Terminal.charsets.NorwegianDanish=null;// (E or (6 -Terminal.charsets.Spanish=null;// (Z -Terminal.charsets.Swedish=null;// (H or (7 -Terminal.charsets.Swiss=null;// (= -Terminal.charsets.ISOLatin=null;// /A -/** - * Helpers - */function on(el,type,handler,capture){if(!Array.isArray(el)){el=[el];}el.forEach(function(element){element.addEventListener(type,handler,capture||false);});}function off(el,type,handler,capture){el.removeEventListener(type,handler,capture||false);}function cancel(ev,force){if(!this.cancelEvents&&!force){return;}ev.preventDefault();ev.stopPropagation();return false;}function inherits(child,parent){function f(){this.constructor=child;}f.prototype=parent.prototype;child.prototype=new f();}// if bold is broken, we can't -// use it in the terminal. -function isBoldBroken(document){var body=document.getElementsByTagName('body')[0];var el=document.createElement('span');el.innerHTML='hello world';body.appendChild(el);var w1=el.scrollWidth;el.style.fontWeight='bold';var w2=el.scrollWidth;body.removeChild(el);return w1!==w2;}function indexOf(obj,el){var i=obj.length;while(i--){if(obj[i]===el)return i;}return-1;}function isThirdLevelShift(term,ev){var thirdLevelKey=term.browser.isMac&&ev.altKey&&!ev.ctrlKey&&!ev.metaKey||term.browser.isMSWindows&&ev.altKey&&ev.ctrlKey&&!ev.metaKey;if(ev.type=='keypress'){return thirdLevelKey;}// Don't invoke for arrows, pageDown, home, backspace, etc. (on non-keypress events) -return thirdLevelKey&&(!ev.keyCode||ev.keyCode>47);}function matchColor(r1,g1,b1){var hash=r1<<16|g1<<8|b1;if(matchColor._cache[hash]!=null){return matchColor._cache[hash];}var ldiff=Infinity,li=-1,i=0,c,r2,g2,b2,diff;for(;i<Terminal.vcolors.length;i++){c=Terminal.vcolors[i];r2=c[0];g2=c[1];b2=c[2];diff=matchColor.distance(r1,g1,b1,r2,g2,b2);if(diff===0){li=i;break;}if(diff<ldiff){ldiff=diff;li=i;}}return matchColor._cache[hash]=li;}matchColor._cache={};// http://stackoverflow.com/questions/1633828 -matchColor.distance=function(r1,g1,b1,r2,g2,b2){return Math.pow(30*(r1-r2),2)+Math.pow(59*(g1-g2),2)+Math.pow(11*(b1-b2),2);};function each(obj,iter,con){if(obj.forEach)return obj.forEach(iter,con);for(var i=0;i<obj.length;i++){iter.call(con,obj[i],i,obj);}}function keys(obj){if(Object.keys)return Object.keys(obj);var key,keys=[];for(key in obj){if(Object.prototype.hasOwnProperty.call(obj,key)){keys.push(key);}}return keys;}var wcwidth=function(opts){// extracted from https://www.cl.cam.ac.uk/%7Emgk25/ucs/wcwidth.c -// combining characters -var COMBINING=[[0x0300,0x036F],[0x0483,0x0486],[0x0488,0x0489],[0x0591,0x05BD],[0x05BF,0x05BF],[0x05C1,0x05C2],[0x05C4,0x05C5],[0x05C7,0x05C7],[0x0600,0x0603],[0x0610,0x0615],[0x064B,0x065E],[0x0670,0x0670],[0x06D6,0x06E4],[0x06E7,0x06E8],[0x06EA,0x06ED],[0x070F,0x070F],[0x0711,0x0711],[0x0730,0x074A],[0x07A6,0x07B0],[0x07EB,0x07F3],[0x0901,0x0902],[0x093C,0x093C],[0x0941,0x0948],[0x094D,0x094D],[0x0951,0x0954],[0x0962,0x0963],[0x0981,0x0981],[0x09BC,0x09BC],[0x09C1,0x09C4],[0x09CD,0x09CD],[0x09E2,0x09E3],[0x0A01,0x0A02],[0x0A3C,0x0A3C],[0x0A41,0x0A42],[0x0A47,0x0A48],[0x0A4B,0x0A4D],[0x0A70,0x0A71],[0x0A81,0x0A82],[0x0ABC,0x0ABC],[0x0AC1,0x0AC5],[0x0AC7,0x0AC8],[0x0ACD,0x0ACD],[0x0AE2,0x0AE3],[0x0B01,0x0B01],[0x0B3C,0x0B3C],[0x0B3F,0x0B3F],[0x0B41,0x0B43],[0x0B4D,0x0B4D],[0x0B56,0x0B56],[0x0B82,0x0B82],[0x0BC0,0x0BC0],[0x0BCD,0x0BCD],[0x0C3E,0x0C40],[0x0C46,0x0C48],[0x0C4A,0x0C4D],[0x0C55,0x0C56],[0x0CBC,0x0CBC],[0x0CBF,0x0CBF],[0x0CC6,0x0CC6],[0x0CCC,0x0CCD],[0x0CE2,0x0CE3],[0x0D41,0x0D43],[0x0D4D,0x0D4D],[0x0DCA,0x0DCA],[0x0DD2,0x0DD4],[0x0DD6,0x0DD6],[0x0E31,0x0E31],[0x0E34,0x0E3A],[0x0E47,0x0E4E],[0x0EB1,0x0EB1],[0x0EB4,0x0EB9],[0x0EBB,0x0EBC],[0x0EC8,0x0ECD],[0x0F18,0x0F19],[0x0F35,0x0F35],[0x0F37,0x0F37],[0x0F39,0x0F39],[0x0F71,0x0F7E],[0x0F80,0x0F84],[0x0F86,0x0F87],[0x0F90,0x0F97],[0x0F99,0x0FBC],[0x0FC6,0x0FC6],[0x102D,0x1030],[0x1032,0x1032],[0x1036,0x1037],[0x1039,0x1039],[0x1058,0x1059],[0x1160,0x11FF],[0x135F,0x135F],[0x1712,0x1714],[0x1732,0x1734],[0x1752,0x1753],[0x1772,0x1773],[0x17B4,0x17B5],[0x17B7,0x17BD],[0x17C6,0x17C6],[0x17C9,0x17D3],[0x17DD,0x17DD],[0x180B,0x180D],[0x18A9,0x18A9],[0x1920,0x1922],[0x1927,0x1928],[0x1932,0x1932],[0x1939,0x193B],[0x1A17,0x1A18],[0x1B00,0x1B03],[0x1B34,0x1B34],[0x1B36,0x1B3A],[0x1B3C,0x1B3C],[0x1B42,0x1B42],[0x1B6B,0x1B73],[0x1DC0,0x1DCA],[0x1DFE,0x1DFF],[0x200B,0x200F],[0x202A,0x202E],[0x2060,0x2063],[0x206A,0x206F],[0x20D0,0x20EF],[0x302A,0x302F],[0x3099,0x309A],[0xA806,0xA806],[0xA80B,0xA80B],[0xA825,0xA826],[0xFB1E,0xFB1E],[0xFE00,0xFE0F],[0xFE20,0xFE23],[0xFEFF,0xFEFF],[0xFFF9,0xFFFB],[0x10A01,0x10A03],[0x10A05,0x10A06],[0x10A0C,0x10A0F],[0x10A38,0x10A3A],[0x10A3F,0x10A3F],[0x1D167,0x1D169],[0x1D173,0x1D182],[0x1D185,0x1D18B],[0x1D1AA,0x1D1AD],[0x1D242,0x1D244],[0xE0001,0xE0001],[0xE0020,0xE007F],[0xE0100,0xE01EF]];// binary search -function bisearch(ucs){var min=0;var max=COMBINING.length-1;var mid;if(ucs<COMBINING[0][0]||ucs>COMBINING[max][1])return false;while(max>=min){mid=Math.floor((min+max)/2);if(ucs>COMBINING[mid][1])min=mid+1;else if(ucs<COMBINING[mid][0])max=mid-1;else return true;}return false;}function wcwidth(ucs){// test for 8-bit control characters -if(ucs===0)return opts.nul;if(ucs<32||ucs>=0x7f&&ucs<0xa0)return opts.control;// binary search in table of non-spacing characters -if(bisearch(ucs))return 0;// if we arrive here, ucs is not a combining or C0/C1 control character -return 1+(ucs>=0x1100&&(ucs<=0x115f||// Hangul Jamo init. consonants -ucs==0x2329||ucs==0x232a||ucs>=0x2e80&&ucs<=0xa4cf&&ucs!=0x303f||// CJK..Yi -ucs>=0xac00&&ucs<=0xd7a3||// Hangul Syllables -ucs>=0xf900&&ucs<=0xfaff||// CJK Compat Ideographs -ucs>=0xfe10&&ucs<=0xfe19||// Vertical forms -ucs>=0xfe30&&ucs<=0xfe6f||// CJK Compat Forms -ucs>=0xff00&&ucs<=0xff60||// Fullwidth Forms -ucs>=0xffe0&&ucs<=0xffe6||ucs>=0x20000&&ucs<=0x2fffd||ucs>=0x30000&&ucs<=0x3fffd));}return wcwidth;}({nul:0,control:0});// configurable options -/** - * Expose - */Terminal.EventEmitter=_EventEmitter.EventEmitter;Terminal.CompositionHelper=_CompositionHelper.CompositionHelper;Terminal.Viewport=_Viewport.Viewport;Terminal.inherits=inherits;/** - * Adds an event listener to the terminal. - * - * @param {string} event The name of the event. TODO: Document all event types - * @param {function} callback The function to call when the event is triggered. - */Terminal.on=on;Terminal.off=off;Terminal.cancel=cancel;module.exports=Terminal; - -},{"./CompositionHelper.js":1,"./EventEmitter.js":2,"./Viewport.js":3,"./handlers/Clipboard.js":4,"./utils/Browser":5}]},{},[7])(7) -}); -//# sourceMappingURL=xterm.js.map |