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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: fckstyledef_ie.js
  14   *     FCKStyleDef Class: represents a single stylke definition. (IE specific)
  15   * 
  16   * File Authors:
  17   *         Frederico Caldeira Knabben (fredck@fckeditor.net)
  18   */
  19  
  20  FCKStyleDef.prototype.ApplyToSelection = function()
  21  {
  22      var oSelection = FCK.ToolbarSet.CurrentInstance.EditorDocument.selection ;
  23      
  24      if ( oSelection.type == 'Text' )
  25      {
  26          var oRange = oSelection.createRange() ;
  27          
  28          // Create the main element.
  29          var e = document.createElement( this.Element ) ;
  30          e.innerHTML = oRange.htmlText ;
  31          
  32          // Set the attributes.
  33          this._AddAttributes( e ) ;
  34          
  35          // Remove the duplicated elements.
  36          this._RemoveDuplicates( e ) ;
  37          
  38          // Replace the selection with the resulting HTML.
  39          oRange.pasteHTML( e.outerHTML ) ;
  40      }
  41      else if ( oSelection.type == 'Control' )
  42      {
  43          var oControl = FCK.ToolbarSet.CurrentInstance.Selection.GetSelectedElement() ;
  44          if ( oControl.tagName == this.Element )
  45              this._AddAttributes( oControl ) ;
  46      }
  47  }
  48  
  49  FCKStyleDef.prototype._AddAttributes = function( targetElement )
  50  {
  51      for ( var a in this.Attributes )
  52      {
  53          switch ( a.toLowerCase() )
  54          {
  55              case 'style' :
  56                  targetElement.style.cssText = this.Attributes[a] ;
  57                  break ;
  58  
  59              case 'class' :
  60                  targetElement.setAttribute( 'className', this.Attributes[a], 0 ) ;
  61                  break ;
  62  
  63              case 'src' :
  64                  targetElement.setAttribute( '_fcksavedurl', this.Attributes[a], 0 ) ;
  65  
  66              default :
  67                  targetElement.setAttribute( a, this.Attributes[a], 0 ) ;
  68          }
  69      }
  70  }
  71  
  72  FCKStyleDef.prototype._RemoveDuplicates = function( parent )
  73  {
  74      for ( var i = 0 ; i < parent.children.length ; i++ )
  75      {
  76          var oChild = parent.children[i] ;
  77          this._RemoveDuplicates( oChild ) ;
  78          
  79          if ( this.IsEqual( oChild ) )
  80              FCKTools.RemoveOuterTags( oChild ) ;
  81      }
  82  }
  83  
  84  FCKStyleDef.prototype.IsEqual = function( e )
  85  {
  86      if ( e.tagName != this.Element )
  87          return false ;
  88      
  89      for ( var a in this.Attributes )
  90      {
  91          switch ( a.toLowerCase() )
  92          {
  93              case 'style' :
  94                  if ( e.style.cssText.toLowerCase() != this.Attributes[a].toLowerCase() )
  95                      return false ;
  96                  break ;
  97              case 'class' :
  98                  if ( e.getAttribute( 'className', 0 ) != this.Attributes[a] )
  99                      return false ;
 100                  break ;
 101              default :
 102                  if ( e.getAttribute( a, 0 ) != this.Attributes[a] )
 103                      return false ;
 104          }
 105      }
 106      
 107      return true ;
 108  }
 109  
 110  FCKStyleDef.prototype._RemoveMe = function( elementToCheck )
 111  {
 112      if ( ! elementToCheck )
 113          return ;
 114  
 115      var oParent = elementToCheck.parentElement ;
 116  
 117      if ( this.IsEqual( elementToCheck ) )
 118      {
 119          if ( this.IsObjectElement )
 120          {
 121              for ( var a in this.Attributes )
 122              {
 123                  switch ( a.toLowerCase() )
 124                  {
 125                      case 'class' :
 126                          elementToCheck.removeAttribute( 'className', 0 ) ;
 127                          break ;
 128                      default :
 129                          elementToCheck.removeAttribute( a, 0 ) ;
 130                  }
 131              }
 132              return ;
 133          }
 134          else
 135              FCKTools.RemoveOuterTags( elementToCheck ) ;
 136      }
 137      
 138      this._RemoveMe( oParent ) ;
 139  }