/pigeoncms/Plugins/fckeditor/editor/_source/classes/fckiecleanup.js
http://pigeoncms.googlecode.com/ · JavaScript · 68 lines · 30 code · 9 blank · 29 comment · 7 complexity · da0ea252f2aca1fcfa18fbe145366ff7 MD5 · raw file
- /*
- * FCKeditor - The text editor for Internet - http://www.fckeditor.net
- * Copyright (C) 2003-2009 Frederico Caldeira Knabben
- *
- * == BEGIN LICENSE ==
- *
- * Licensed under the terms of any of the following licenses at your
- * choice:
- *
- * - GNU General Public License Version 2 or later (the "GPL")
- * http://www.gnu.org/licenses/gpl.html
- *
- * - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
- * http://www.gnu.org/licenses/lgpl.html
- *
- * - Mozilla Public License Version 1.1 or later (the "MPL")
- * http://www.mozilla.org/MPL/MPL-1.1.html
- *
- * == END LICENSE ==
- *
- * FCKIECleanup Class: a generic class used as a tool to remove IE leaks.
- */
-
- var FCKIECleanup = function( attachWindow )
- {
- // If the attachWindow already have a cleanup object, just use that one.
- if ( attachWindow._FCKCleanupObj )
- this.Items = attachWindow._FCKCleanupObj.Items ;
- else
- {
- this.Items = new Array() ;
-
- attachWindow._FCKCleanupObj = this ;
- FCKTools.AddEventListenerEx( attachWindow, 'unload', FCKIECleanup_Cleanup ) ;
- // attachWindow.attachEvent( 'onunload', FCKIECleanup_Cleanup ) ;
- }
- }
-
- FCKIECleanup.prototype.AddItem = function( dirtyItem, cleanupFunction )
- {
- this.Items.push( [ dirtyItem, cleanupFunction ] ) ;
- }
-
- function FCKIECleanup_Cleanup()
- {
- if ( !this._FCKCleanupObj || ( FCKConfig.MsWebBrowserControlCompat && !window.FCKUnloadFlag ) )
- return ;
-
- var aItems = this._FCKCleanupObj.Items ;
-
- while ( aItems.length > 0 )
- {
-
- // It is important to remove from the end to the beginning (pop()),
- // because of the order things get created in the editor. In the code,
- // elements in deeper position in the DOM are placed at the end of the
- // cleanup function, so we must cleanup then first, otherwise IE could
- // throw some crazy memory errors (IE bug).
- var oItem = aItems.pop() ;
- if ( oItem )
- oItem[1].call( oItem[0] ) ;
- }
-
- this._FCKCleanupObj = null ;
-
- if ( CollectGarbage )
- CollectGarbage() ;
- }