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   1  /*
   2   * FCKeditor - The text editor for internet
   3   * Copyright (C) 2003-2005 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   * File Name: fckcontextmenu_gecko.js
  12   *     Context Menu operations. (Gecko specific implementations)
  13   * 
  14   * File Authors:
  15   *         Frederico Caldeira Knabben (fredck@fckeditor.net)
  16   */
  17  
  18  // The Context Menu CSS must be added to the parent document.
  19  FCKTools.AppendStyleSheet( window.parent.document, FCKConfig.SkinPath + 'fck_contextmenu.css' ) ;
  20  
  21  FCKContextMenu.Show = function( x, y )
  22  {
  23      if ( ! this._Document )
  24      {
  25          this._Document = window.parent.document ;
  26      }
  27  
  28      // Create the context menu if needed.
  29      if ( !this._IsLoaded ) 
  30      {
  31          this.Reload() ;
  32          this._Div.style.zIndex = 10000 ;
  33          this._Div.oncontextmenu = function() { return false ; }
  34      }
  35      
  36      this.RefreshState() ;
  37  
  38      // Get the editor area and editor frames positions.    
  39      var oCoordsA = FCKTools.GetElementPosition( FCK.EditorWindow.frameElement ) ;
  40      var oCoordsB = FCKTools.GetElementPosition( window.frameElement ) ;
  41      
  42      x += oCoordsA.X + oCoordsB.X ;
  43      y += oCoordsA.Y + oCoordsB.Y ;
  44  
  45      // Verifies if the context menu is completely visible.
  46      var iXSpace = x + this._Div.offsetWidth - this._Div.ownerDocument.defaultView.innerWidth ;
  47      var iYSpace = y + this._Div.offsetHeight - this._Div.ownerDocument.defaultView.innerHeight ;
  48      
  49      if ( iXSpace > 0 ) x -= this._Div.offsetWidth ;
  50      if ( iYSpace > 0 ) y -= this._Div.offsetHeight ;
  51      
  52      // Set the context menu DIV in the specified location.
  53      this._Div.style.left    = x + 'px' ;
  54      this._Div.style.top        = y + 'px' ;
  55  
  56      // Watch the "OnClick" event for all windows to close the Context Menu.
  57      var oActualWindow = FCK.EditorWindow ;
  58      while ( oActualWindow )
  59      {
  60          oActualWindow.document.addEventListener( 'click', FCKContextMenu._OnDocumentClick, false ) ;
  61          if ( oActualWindow != oActualWindow.parent )
  62              oActualWindow = oActualWindow.parent ;
  63          else if ( oActualWindow.opener == null ) 
  64              oActualWindow = oActualWindow.opener ;
  65          else
  66              break ;
  67      }
  68      
  69      // Show it.
  70      this._Div.style.visibility    = '' ;
  71  }
  72  
  73  FCKContextMenu._OnDocumentClick = function( event )
  74  {
  75      var e = event.target ;
  76      while ( e )
  77      {
  78          if ( e == FCKContextMenu._Div ) return ;
  79          e = e.parentNode ;
  80      }
  81      FCKContextMenu.Hide() ;
  82  }
  83  
  84  FCKContextMenu.Hide = function()
  85  {
  86      this._Div.style.visibility = 'hidden' ;
  87      this._Div.style.left = this._Div.style.top = '1px' ;
  88  }