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/*
Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/
// Register a plugin named "sample".
CKEDITOR.plugins.add( 'keystrokes',
{
beforeInit : function( editor )
{
/**
* Controls keystrokes typing in this editor instance.
* @name CKEDITOR.editor.prototype.keystrokeHandler
* @type CKEDITOR.keystrokeHandler
* @example
*/
editor.keystrokeHandler = new CKEDITOR.keystrokeHandler( editor );
editor.specialKeys = {};
},
init : function( editor )
{
var keystrokesConfig = editor.config.keystrokes,
blockedConfig = editor.config.blockedKeystrokes;
var keystrokes = editor.keystrokeHandler.keystrokes,
blockedKeystrokes = editor.keystrokeHandler.blockedKeystrokes;
for ( var i = 0 ; i < keystrokesConfig.length ; i++ )
keystrokes[ keystrokesConfig[i][0] ] = keystrokesConfig[i][1];
for ( i = 0 ; i < blockedConfig.length ; i++ )
blockedKeystrokes[ blockedConfig[i] ] = 1;
}
});
/**
* Controls keystrokes typing in an editor instance.
* @constructor
* @param {CKEDITOR.editor} editor The editor instance.
* @example
*/
CKEDITOR.keystrokeHandler = function( editor )
{
if ( editor.keystrokeHandler )
return editor.keystrokeHandler;
/**
* List of keystrokes associated to commands. Each entry points to the
* command to be executed.
* @type Object
* @example
*/
this.keystrokes = {};
/**
* List of keystrokes that should be blocked if not defined at
* {@link keystrokes}. In this way it is possible to block the default
* browser behavior for those keystrokes.
* @type Object
* @example
*/
this.blockedKeystrokes = {};
this._ =
{
editor : editor
};
return this;
};
(function()
{
var cancel;
var onKeyDown = function( event )
{
// The DOM event object is passed by the "data" property.
event = event.data;
var keyCombination = event.getKeystroke();
var command = this.keystrokes[ keyCombination ];
var editor = this._.editor;
cancel = ( editor.fire( 'key', { keyCode : keyCombination } ) === true );
if ( !cancel )
{
if ( command )
{
var data = { from : 'keystrokeHandler' };
cancel = ( editor.execCommand( command, data ) !== false );
}
if ( !cancel )
{
var handler = editor.specialKeys[ keyCombination ];
cancel = ( handler && handler( editor ) === true );
if ( !cancel )
cancel = !!this.blockedKeystrokes[ keyCombination ];
}
}
if ( cancel )
event.preventDefault( true );
return !cancel;
};
var onKeyPress = function( event )
{
if ( cancel )
{
cancel = false;
event.data.preventDefault( true );
}
};
CKEDITOR.keystrokeHandler.prototype =
{
/**
* Attaches this keystroke handle to a DOM object. Keystrokes typed
** over this object will get handled by this keystrokeHandler.
* @param {CKEDITOR.dom.domObject} domObject The DOM object to attach
* to.
* @example
*/
attach : function( domObject )
{
// For most browsers, it is enough to listen to the keydown event
// only.
domObject.on( 'keydown', onKeyDown, this );
// Some browsers instead, don't cancel key events in the keydown, but in the
// keypress. So we must do a longer trip in those cases.
if ( CKEDITOR.env.opera || ( CKEDITOR.env.gecko && CKEDITOR.env.mac ) )
domObject.on( 'keypress', onKeyPress, this );
}
};
})();
/**
* A list of keystrokes to be blocked if not defined in the {@link CKEDITOR.config.keystrokes}
* setting. In this way it is possible to block the default browser behavior
* for those keystrokes.
* @type Array
* @default (see example)
* @example
* // This is actually the default value.
* config.blockedKeystrokes =
* [
* CKEDITOR.CTRL + 66 /*B*/,
* CKEDITOR.CTRL + 73 /*I*/,
* CKEDITOR.CTRL + 85 /*U*/
* ];
*/
CKEDITOR.config.blockedKeystrokes =
[
CKEDITOR.CTRL + 66 /*B*/,
CKEDITOR.CTRL + 73 /*I*/,
CKEDITOR.CTRL + 85 /*U*/
];
/**
* A list associating keystrokes to editor commands. Each element in the list
* is an array where the first item is the keystroke, and the second is the
* name of the command to be executed.
* @type Array
* @default (see example)
* @example
* // This is actually the default value.
* config.keystrokes =
* [
* [ CKEDITOR.ALT + 121 /*F10*/, 'toolbarFocus' ],
* [ CKEDITOR.ALT + 122 /*F11*/, 'elementsPathFocus' ],
*
* [ CKEDITOR.SHIFT + 121 /*F10*/, 'contextMenu' ],
*
* [ CKEDITOR.CTRL + 90 /*Z*/, 'undo' ],
* [ CKEDITOR.CTRL + 89 /*Y*/, 'redo' ],
* [ CKEDITOR.CTRL + CKEDITOR.SHIFT + 90 /*Z*/, 'redo' ],
*
* [ CKEDITOR.CTRL + 76 /*L*/, 'link' ],
*
* [ CKEDITOR.CTRL + 66 /*B*/, 'bold' ],
* [ CKEDITOR.CTRL + 73 /*I*/, 'italic' ],
* [ CKEDITOR.CTRL + 85 /*U*/, 'underline' ],
*
* [ CKEDITOR.ALT + 109 /*-*/, 'toolbarCollapse' ]
* ];
*/
CKEDITOR.config.keystrokes =
[
[ CKEDITOR.ALT + 121 /*F10*/, 'toolbarFocus' ],
[ CKEDITOR.ALT + 122 /*F11*/, 'elementsPathFocus' ],
[ CKEDITOR.SHIFT + 121 /*F10*/, 'contextMenu' ],
[ CKEDITOR.CTRL + CKEDITOR.SHIFT + 121 /*F10*/, 'contextMenu' ],
[ CKEDITOR.CTRL + 90 /*Z*/, 'undo' ],
[ CKEDITOR.CTRL + 89 /*Y*/, 'redo' ],
[ CKEDITOR.CTRL + CKEDITOR.SHIFT + 90 /*Z*/, 'redo' ],
[ CKEDITOR.CTRL + 76 /*L*/, 'link' ],
[ CKEDITOR.CTRL + 66 /*B*/, 'bold' ],
[ CKEDITOR.CTRL + 73 /*I*/, 'italic' ],
[ CKEDITOR.CTRL + 85 /*U*/, 'underline' ],
[ CKEDITOR.ALT + ( CKEDITOR.env.ie || CKEDITOR.env.webkit ? 189 : 109 ) /*-*/, 'toolbarCollapse' ],
[ CKEDITOR.ALT + 48 /*0*/, 'a11yHelp' ]
];
/**
* Fired when any keyboard key (or combination) is pressed into the editing area.
* @name CKEDITOR.editor#key
* @event
* @param {Number} data.keyCode A number representing the key code (or
* combination). It is the sum of the current key code and the
* {@link CKEDITOR.CTRL}, {@link CKEDITOR.SHIFT} and {@link CKEDITOR.ALT}
* constants, if those are pressed.
*/
........