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   1  /*
   2   * FCKeditor - The text editor for internet
   3   * Copyright (C) 2003-2006 Frederico Caldeira Knabben
   4   * 
   5   * Licensed under the terms of the GNU Lesser General Public License:
   6   *         http://www.opensource.org/licenses/lgpl-license.php
   7   * 
   8   * For further information visit:
   9   *         http://www.fckeditor.net/
  10   * 
  11   * "Support Open Source software. What about a donation today?"
  12   * 
  13   * File Name: fckiecleanup.js
  14   *     FCKIECleanup Class: a generic class used as a tool to remove IE leaks.
  15   * 
  16   * File Authors:
  17   *         Frederico Caldeira Knabben (fredck@fckeditor.net)
  18   */
  19  
  20  
  21  var    FCKIECleanup = function( attachWindow )
  22  {
  23  
  24      this.Items = new Array() ;
  25  
  26      attachWindow._FCKCleanupObj = this ;
  27      attachWindow.attachEvent( 'onunload', FCKIECleanup_Cleanup ) ;    
  28  }
  29      
  30  FCKIECleanup.prototype.AddItem = function( dirtyItem, cleanupFunction )
  31  {
  32      this.Items.push( [ dirtyItem, cleanupFunction ] ) ;
  33  }
  34      
  35  function FCKIECleanup_Cleanup()
  36  {
  37      var aItems = this._FCKCleanupObj.Items ;
  38      var iLenght = aItems.length ;
  39  
  40      for ( var i = 0 ; i < iLenght ; i++ )
  41      {
  42          var oItem = aItems[i] ;
  43          oItem[1].call( oItem[0] ) ;
  44          aItems[i] = null ;
  45      }
  46      
  47      this._FCKCleanupObj = null ;
  48      
  49      if ( CollectGarbage )
  50          CollectGarbage() ;
  51  }