ckeditor/_source/core/focusmanager.js

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/*
Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/

/**
 * @fileOverview Defines the {@link CKEDITOR.focusManager} class, which is used
 *		to handle the focus on editor instances..
 */

/**
 * Creates a focusManager class instance.
 * @class Manages the focus activity in an editor instance. This class is to be
 * used mainly by UI elements coders when adding interface elements that need
 * to set the focus state of the editor.
 * @param {CKEDITOR.editor} editor The editor instance.
 * @example
 * var focusManager = <b>new CKEDITOR.focusManager( editor )</b>;
 * focusManager.focus();
 */
CKEDITOR.focusManager = function( editor )
{
	if ( editor.focusManager )
		return editor.focusManager;

	/**
	 * Indicates that the editor instance has focus.
	 * @type Boolean
	 * @example
	 * alert( CKEDITOR.instances.editor1.focusManager.hasFocus );  // e.g "true"
	 */
	this.hasFocus = false;

	/**
	 * Object used to hold private stuff.
	 * @private
	 */
	this._ =
	{
		editor : editor
	};

	return this;
};

CKEDITOR.focusManager.prototype =
{
	/**
	 * Used to indicate that the editor instance has the focus.<br />
	 * <br />
	 * Note that this function will not explicitelly set the focus in the
	 * editor (for example, making the caret blinking on it). Use
	 * {@link CKEDITOR.editor#focus} for it instead.
	 * @example
	 * var editor = CKEDITOR.instances.editor1;
	 * <b>editor.focusManager.focus()</b>;
	 */
	focus : function()
	{
		if ( this._.timer )