From d7ead10b566e7de121b2cd2c99fecca8469d63b8 Mon Sep 17 00:00:00 2001 From: Armen Kesablyan Date: Tue, 7 Feb 2012 16:30:47 -0800 Subject: Initial Text tool completion. --- .../ui/rich-text-editor.reel/shortcut-manager.js | 237 +++++++++++++++++++++ 1 file changed, 237 insertions(+) create mode 100644 node_modules/montage/ui/rich-text-editor.reel/shortcut-manager.js (limited to 'node_modules/montage') diff --git a/node_modules/montage/ui/rich-text-editor.reel/shortcut-manager.js b/node_modules/montage/ui/rich-text-editor.reel/shortcut-manager.js new file mode 100644 index 00000000..dac1b638 --- /dev/null +++ b/node_modules/montage/ui/rich-text-editor.reel/shortcut-manager.js @@ -0,0 +1,237 @@ +/* + This file contains proprietary software owned by Motorola Mobility, Inc.
+ No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.
+ (c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. + */ +/** + @module "montage/ui/rich-text-sanitizer.js" + @requires montage/core/core +*/ +var Montage = require("montage").Montage, + Component = require("ui/component").Component + +/** + @class module:"montage/ui/shortcut-manager.js".ShortcutManager +*/ +exports.ShortcutManager = Montage.create(Montage,/** @lends module:"montage/ui/shortcut-manager.js".ShortcutManager# */ { + + /** + Description TODO + @private + */ + _keydownListenerRegistered: { + enumerable: false, + value: false, + distinct: true + }, + + /** + Description TODO + @private + */ + _modifiersMap: { + enumerable: false, + value: null + }, + + /** + Description TODO + @private + */ + _keyNames: { + enumerable: false, + value: { + "BACKSPACE": 8, + "TAB": 9, + "ENTER": 13, + "ESCAPE": 27, + "PAGEUP": 33, + "PAGEDOWN": 34, + "END": 35, + "HOME": 36, + "LEFT": 37, + "UP": 38, + "RIGHT": 39, + "DOWN": 40, + "INSERT": 45, + "DELETE": 46 + // TODO: Complete list... + } + }, + + /** + Description TODO + @private + */ + _shortcutMap: { + enumerable: false, + value: {}, + distinct: true + }, + + /** + Description TODO + @private + */ + _target: { + enumerable: false, + value: null + }, + + /** + Description TODO + Use the shortcuts array to pre-define shortcuts in template, each shortcut is an object with a keys and action property + @private + */ + target: { + enumerable: true, + set: function(target) { + this._target = target; + } + }, + + /** + Description TODO + Use the shortcuts array to pre-define shortcuts in template, each shortcut is an object with a keys and action property + @private + */ + shortcuts: { + enumerable: true, + value: [], + distinct: true + }, + + /** + Description TODO + @type {Function} + */ + deserializedFromTemplate: { + enumerable: false, + value : function() { + var shortcuts = this.shortcuts, + nbrShortcuts = shortcuts.length, + shortcut, + i; + + for (i = 0; i < nbrShortcuts; i ++) { + shortcut = shortcuts[i]; + this.addShortcut(shortcut.keys, shortcut.action); + } + } + }, + + /** + Description TODO + @type {Function} + */ + addShortcut: { + enumerable: true, + value: function(keys, action) { + var target = this._target, + modifiersMap = this._modifiersMap, + shortcutMap = this._shortcutMap, + key, + nbrKeys, + modifiers = 0, + i; + // Make sure we have a valid target + if (!target || (typeof target != "object" || !target.element) && target != "document" && target != document) { + console.log("SHORTCUT MANAGER: You need to set a valid target (must be a component with an element) before you can register shortcut"); + return; + } + + // Initialize the modifiers map if needed + if (!modifiersMap) { + modifiersMap = {SHIFT: 1, CTRL: 2, ALT: 4, META: 8}; + modifiersMap.CMD = window.navigator.userAgent.match(/\bmacintosh\b/i) ? modifiersMap.META : modifiersMap.CTRL; + this._modifiersMap = modifiersMap; + } + + // Register keydown listener + if (!this._keydownListenerRegistered) { + if (target == "document" || target == document) { + document.addEventListener("keydown", this); + } else { + target.element.addEventListener("keydown", this); + } + this._keydownListenerRegistered = true; + } + + // Convert the keys into a modifiers mask + keys = keys.split("+"); + nbrKeys = keys.length; + for (i = 0; i < nbrKeys - 1; i ++) { + modifier = keys[i].toUpperCase(); + if (this._modifiersMap[modifier]) { + modifiers += this._modifiersMap[modifier]; + } + } + + // Extra the final key + key = keys[nbrKeys - 1].toUpperCase(); + if (this._keyNames[key] !== undefined) { + key = this._keyNames[key]; + } else { + key = key.charCodeAt(0); + } + + // Update the shortcutMap + if (shortcutMap[modifiers] === undefined) { + shortcutMap[modifiers] = {}; + } + if (shortcutMap[modifiers][key] === undefined) { + shortcutMap[modifiers][key] = [action]; + } else { + shortcutMap[modifiers][key].push(action); + } + } + }, + + /** + Description TODO + @type {Function} + */ + removeShortcut: { + enumerable: true, + value : function() { + // TODO: Write Me + } + }, + + /** + Description TODO + @function + */ + handleKeydown: { + enumerable: false, + value: function(event) { + var keyCode = event.keyCode, + shortcutMap = this._shortcutMap; + modifiers = event.shiftKey + (event.ctrlKey << 1) + (event.altKey << 2) + (event.metaKey << 3), + stopEvent = false; + + // Check the shortcut map + if (this._shortcutMap[modifiers] && this._shortcutMap[modifiers][keyCode]) { + var handler = this.handler || this._target, + actions = this._shortcutMap[modifiers][keyCode], + nbrActions = actions.length, + action, + i; + + // execute shortcut's action + for (i = 0; i < nbrActions; i ++) { + action = actions[i]; + if (handler && typeof handler.handleShortcut == "function" && handler.handleShortcut(event, action)) { + stopEvent = true; + break; + } + } + } + + if (stopEvent) { + event.preventDefault(); + event.stopPropagation(); + } + } + } +}) \ No newline at end of file -- cgit v1.2.3