[Sommaire] [Imprimer]

   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: fckplugin.js
  14   *     Plugin: automatically resizes the editor until a configurable maximun 
  15   *     height (FCKConfig.AutoGrowMax), based on its contents.
  16   * 
  17   * File Authors:
  18   *         Frederico Caldeira Knabben (fredck@fckeditor.net)
  19   */
  20  
  21  var FCKAutoGrow_Min = window.frameElement.offsetHeight ;
  22  
  23  function FCKAutoGrow_Check()
  24  {
  25      var oInnerDoc = FCK.EditorDocument ;
  26  
  27      var iFrameHeight, iInnerHeight ;
  28      
  29      if ( FCKBrowserInfo.IsIE )
  30      {
  31          iFrameHeight = FCK.EditorWindow.frameElement.offsetHeight ;
  32          iInnerHeight = oInnerDoc.body.scrollHeight ;
  33      }
  34      else
  35      {
  36          iFrameHeight = FCK.EditorWindow.innerHeight ;
  37          iInnerHeight = oInnerDoc.body.offsetHeight ;
  38      }
  39  
  40      var iDiff = iInnerHeight - iFrameHeight ;
  41  
  42      if ( iDiff != 0 )
  43      {
  44          var iMainFrameSize = window.frameElement.offsetHeight ;
  45          
  46          if ( iDiff > 0 && iMainFrameSize < FCKConfig.AutoGrowMax )
  47          {
  48              iMainFrameSize += iDiff ;
  49              if ( iMainFrameSize > FCKConfig.AutoGrowMax )
  50                  iMainFrameSize = FCKConfig.AutoGrowMax ;
  51          }
  52          else if ( iDiff < 0 && iMainFrameSize > FCKAutoGrow_Min )
  53          {
  54              iMainFrameSize += iDiff ;
  55              if ( iMainFrameSize < FCKAutoGrow_Min )
  56                  iMainFrameSize = FCKAutoGrow_Min ;
  57          }
  58          else
  59              return ;
  60              
  61          window.frameElement.height = iMainFrameSize ;
  62      }
  63  }
  64  
  65  FCK.AttachToOnSelectionChange( FCKAutoGrow_Check ) ;
  66  
  67  function FCKAutoGrow_SetListeners()
  68  {
  69      FCK.EditorWindow.attachEvent( 'onscroll', FCKAutoGrow_Check ) ;
  70      FCK.EditorDocument.attachEvent( 'onkeyup', FCKAutoGrow_Check ) ;
  71  }
  72  
  73  if ( FCKBrowserInfo.IsIE )
  74  {
  75  //    FCKAutoGrow_SetListeners() ;
  76      FCK.Events.AttachEvent( 'OnAfterSetHTML', FCKAutoGrow_SetListeners ) ;
  77  }
  78  
  79  function FCKAutoGrow_CheckEditorStatus( sender, status )
  80  {
  81      if ( status == FCK_STATUS_COMPLETE )
  82          FCKAutoGrow_Check() ;
  83  }
  84  
  85  FCK.Events.AttachEvent( 'OnStatusChange', FCKAutoGrow_CheckEditorStatus ) ;