ckeditor/_source/core/dom/window.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.dom.document} class, which
 *		represents a DOM document.
 */

/**
 * Represents a DOM window.
 * @constructor
 * @augments CKEDITOR.dom.domObject
 * @param {Object} domWindow A native DOM window.
 * @example
 * var document = new CKEDITOR.dom.window( window );
 */
CKEDITOR.dom.window = function( domWindow )
{
	CKEDITOR.dom.domObject.call( this, domWindow );
};

CKEDITOR.dom.window.prototype = new CKEDITOR.dom.domObject();

CKEDITOR.tools.extend( CKEDITOR.dom.window.prototype,
	/** @lends CKEDITOR.dom.window.prototype */
	{
		/**
		 * Moves the selection focus to this window.
		 * @function
		 * @example
		 * var win = new CKEDITOR.dom.window( window );
		 * <b>win.focus()</b>;
		 */
		focus : function()
		{
			// Webkit is sometimes failed to focus iframe, blur it first(#3835).
			if ( CKEDITOR.env.webkit && this.$.parent )
				this.$.parent.focus();
			this.$.focus();
		},

		/**
		 * Gets the width and height of this window's viewable area.
		 * @function
		 * @returns {Object} An object with the "width" and "height"
		 *		properties containing the size.
		 * @example
		 * var win = new CKEDITOR.dom.window( window );
		 * var size = <b>win.getViewPaneSize()</b>;
		 * alert( size.width );
		 * alert( size.height );
		 */
		getViewPaneSize : function()
		{
			var doc = this.$.document,
				stdMode = doc.compatMode == 'CSS1Compat';
			return {
				width : ( stdMode ? doc.documentElement.clientWidth : doc.body.clientWidth ) || 0,
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