[3019] | 1 | /*
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| 2 | Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.
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| 3 | For licensing, see LICENSE.html or http://ckeditor.com/license
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| 4 | */
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| 5 |
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| 6 | // Register a plugin named "sample".
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| 7 | CKEDITOR.plugins.add( 'keystrokes',
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| 8 | {
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| 9 | beforeInit : function( editor )
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| 10 | {
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| 11 | /**
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| 12 | * Controls keystrokes typing in this editor instance.
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| 13 | * @name CKEDITOR.editor.prototype.keystrokeHandler
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| 14 | * @type CKEDITOR.keystrokeHandler
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| 15 | * @example
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| 16 | */
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| 17 | editor.keystrokeHandler = new CKEDITOR.keystrokeHandler( editor );
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| 18 |
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| 19 | editor.specialKeys = {};
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| 20 | },
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| 21 |
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| 22 | init : function( editor )
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| 23 | {
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| 24 | var keystrokesConfig = editor.config.keystrokes,
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| 25 | blockedConfig = editor.config.blockedKeystrokes;
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| 26 |
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| 27 | var keystrokes = editor.keystrokeHandler.keystrokes,
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| 28 | blockedKeystrokes = editor.keystrokeHandler.blockedKeystrokes;
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| 29 |
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| 30 | for ( var i = 0 ; i < keystrokesConfig.length ; i++ )
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| 31 | {
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| 32 | keystrokes[ keystrokesConfig[i][0] ] = keystrokesConfig[i][1];
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| 33 | }
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| 34 |
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| 35 | for ( i = 0 ; i < blockedConfig.length ; i++ )
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| 36 | {
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| 37 | blockedKeystrokes[ blockedConfig[i] ] = 1;
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| 38 | }
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| 39 | }
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| 40 | });
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| 41 |
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| 42 | /**
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| 43 | * Controls keystrokes typing in an editor instance.
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| 44 | * @constructor
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| 45 | * @param {CKEDITOR.editor} editor The editor instance.
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| 46 | * @example
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| 47 | */
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| 48 | CKEDITOR.keystrokeHandler = function( editor )
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| 49 | {
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| 50 | if ( editor.keystrokeHandler )
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| 51 | return editor.keystrokeHandler;
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| 52 |
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| 53 | /**
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| 54 | * List of keystrokes associated to commands. Each entry points to the
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| 55 | * command to be executed.
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| 56 | * @type Object
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| 57 | * @example
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| 58 | */
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| 59 | this.keystrokes = {};
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| 60 |
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| 61 | /**
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| 62 | * List of keystrokes that should be blocked if not defined at
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| 63 | * {@link keystrokes}. In this way it is possible to block the default
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| 64 | * browser behavior for those keystrokes.
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| 65 | * @type Object
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| 66 | * @example
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| 67 | */
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| 68 | this.blockedKeystrokes = {};
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| 69 |
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| 70 | this._ =
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| 71 | {
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| 72 | editor : editor
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| 73 | };
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| 74 |
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| 75 | return this;
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| 76 | };
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| 77 |
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| 78 | (function()
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| 79 | {
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| 80 | var cancel;
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| 81 |
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| 82 | var onKeyDown = function( event )
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| 83 | {
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| 84 | // The DOM event object is passed by the "data" property.
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| 85 | event = event.data;
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| 86 |
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| 87 | var keyCombination = event.getKeystroke();
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| 88 | var command = this.keystrokes[ keyCombination ];
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| 89 | var editor = this._.editor;
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| 90 |
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| 91 | cancel = ( editor.fire( 'key', { keyCode : keyCombination } ) === true );
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| 92 |
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| 93 | if ( !cancel )
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| 94 | {
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| 95 | if ( command )
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| 96 | {
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| 97 | var data = { from : 'keystrokeHandler' };
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| 98 | cancel = ( editor.execCommand( command, data ) !== false );
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| 99 | }
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| 100 |
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| 101 | if ( !cancel )
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| 102 | {
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| 103 | var handler = editor.specialKeys[ keyCombination ];
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| 104 | cancel = ( handler && handler( editor ) === true );
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| 105 |
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| 106 | if ( !cancel )
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| 107 | cancel = !!this.blockedKeystrokes[ keyCombination ];
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| 108 | }
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| 109 | }
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| 110 |
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| 111 | if ( cancel )
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| 112 | event.preventDefault( true );
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| 113 |
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| 114 | return !cancel;
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| 115 | };
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| 116 |
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| 117 | var onKeyPress = function( event )
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| 118 | {
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| 119 | if ( cancel )
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| 120 | {
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| 121 | cancel = false;
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| 122 | event.data.preventDefault( true );
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| 123 | }
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| 124 | };
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| 125 |
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| 126 | CKEDITOR.keystrokeHandler.prototype =
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| 127 | {
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| 128 | /**
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| 129 | * Attaches this keystroke handle to a DOM object. Keystrokes typed
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| 130 | ** over this object will get handled by this keystrokeHandler.
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| 131 | * @param {CKEDITOR.dom.domObject} domObject The DOM object to attach
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| 132 | * to.
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| 133 | * @example
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| 134 | */
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| 135 | attach : function( domObject )
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| 136 | {
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| 137 | // For most browsers, it is enough to listen to the keydown event
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| 138 | // only.
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| 139 | domObject.on( 'keydown', onKeyDown, this );
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| 140 |
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| 141 | // Some browsers instead, don't cancel key events in the keydown, but in the
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| 142 | // keypress. So we must do a longer trip in those cases.
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| 143 | if ( CKEDITOR.env.opera || ( CKEDITOR.env.gecko && CKEDITOR.env.mac ) )
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| 144 | domObject.on( 'keypress', onKeyPress, this );
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| 145 | }
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| 146 | };
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| 147 | })();
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| 148 |
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| 149 | /**
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| 150 | * A list of keystrokes to be blocked if not defined in the {@link CKEDITOR.config.keystrokes}
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| 151 | * setting. In this way it is possible to block the default browser behavior
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| 152 | * for those keystrokes.
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| 153 | * @type Array
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| 154 | * @default (see example)
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| 155 | * @example
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| 156 | * // This is actually the default value.
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| 157 | * config.blockedKeystrokes =
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| 158 | * [
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| 159 | * CKEDITOR.CTRL + 66 /*B*/,
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| 160 | * CKEDITOR.CTRL + 73 /*I*/,
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| 161 | * CKEDITOR.CTRL + 85 /*U*/
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| 162 | * ];
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| 163 | */
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| 164 | CKEDITOR.config.blockedKeystrokes =
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| 165 | [
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| 166 | CKEDITOR.CTRL + 66 /*B*/,
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| 167 | CKEDITOR.CTRL + 73 /*I*/,
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| 168 | CKEDITOR.CTRL + 85 /*U*/
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| 169 | ];
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| 170 |
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| 171 | /**
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| 172 | * A list associating keystrokes to editor commands. Each element in the list
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| 173 | * is an array where the first item is the keystroke, and the second is the
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| 174 | * name of the command to be executed.
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| 175 | * @type Array
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| 176 | * @default (see example)
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| 177 | * @example
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| 178 | * // This is actually the default value.
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| 179 | * config.keystrokes =
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| 180 | * [
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| 181 | * [ CKEDITOR.ALT + 121 /*F10*/, 'toolbarFocus' ],
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| 182 | * [ CKEDITOR.ALT + 122 /*F11*/, 'elementsPathFocus' ],
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| 183 | *
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| 184 | * [ CKEDITOR.SHIFT + 121 /*F10*/, 'contextMenu' ],
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| 185 | *
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| 186 | * [ CKEDITOR.CTRL + 90 /*Z*/, 'undo' ],
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| 187 | * [ CKEDITOR.CTRL + 89 /*Y*/, 'redo' ],
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| 188 | * [ CKEDITOR.CTRL + CKEDITOR.SHIFT + 90 /*Z*/, 'redo' ],
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| 189 | *
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| 190 | * [ CKEDITOR.CTRL + 76 /*L*/, 'link' ],
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| 191 | *
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| 192 | * [ CKEDITOR.CTRL + 66 /*B*/, 'bold' ],
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| 193 | * [ CKEDITOR.CTRL + 73 /*I*/, 'italic' ],
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| 194 | * [ CKEDITOR.CTRL + 85 /*U*/, 'underline' ],
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| 195 | *
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| 196 | * [ CKEDITOR.ALT + 109 /*-*/, 'toolbarCollapse' ]
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| 197 | * ];
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| 198 | */
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| 199 | CKEDITOR.config.keystrokes =
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| 200 | [
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| 201 | [ CKEDITOR.ALT + 121 /*F10*/, 'toolbarFocus' ],
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| 202 | [ CKEDITOR.ALT + 122 /*F11*/, 'elementsPathFocus' ],
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| 203 |
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| 204 | [ CKEDITOR.SHIFT + 121 /*F10*/, 'contextMenu' ],
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| 205 | [ CKEDITOR.CTRL + CKEDITOR.SHIFT + 121 /*F10*/, 'contextMenu' ],
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| 206 |
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| 207 | [ CKEDITOR.CTRL + 90 /*Z*/, 'undo' ],
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| 208 | [ CKEDITOR.CTRL + 89 /*Y*/, 'redo' ],
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| 209 | [ CKEDITOR.CTRL + CKEDITOR.SHIFT + 90 /*Z*/, 'redo' ],
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| 210 |
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| 211 | [ CKEDITOR.CTRL + 76 /*L*/, 'link' ],
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| 212 |
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| 213 | [ CKEDITOR.CTRL + 66 /*B*/, 'bold' ],
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| 214 | [ CKEDITOR.CTRL + 73 /*I*/, 'italic' ],
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| 215 | [ CKEDITOR.CTRL + 85 /*U*/, 'underline' ],
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| 216 |
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| 217 | [ CKEDITOR.ALT + 109 /*-*/, 'toolbarCollapse' ]
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| 218 | ];
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