[Sommaire] [Imprimer]

   1  /*

   2   * FCKeditor - The text editor for Internet - http://www.fckeditor.net

   3   * Copyright (C) 2003-2007 Frederico Caldeira Knabben

   4   *

   5   * == BEGIN LICENSE ==

   6   *

   7   * Licensed under the terms of any of the following licenses at your

   8   * choice:

   9   *

  10   *  - GNU General Public License Version 2 or later (the "GPL")

  11   *    http://www.gnu.org/licenses/gpl.html

  12   *

  13   *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")

  14   *    http://www.gnu.org/licenses/lgpl.html

  15   *

  16   *  - Mozilla Public License Version 1.1 or later (the "MPL")

  17   *    http://www.mozilla.org/MPL/MPL-1.1.html

  18   *

  19   * == END LICENSE ==

  20   *

  21   * Plugin: automatically resizes the editor until a configurable maximun

  22   * height (FCKConfig.AutoGrowMax), based on its contents.

  23   */
  24  
  25  var FCKAutoGrow_Min = window.frameElement.offsetHeight ;
  26  
  27  function FCKAutoGrow_Check()
  28  {
  29      var oInnerDoc = FCK.EditorDocument ;
  30  
  31      var iFrameHeight, iInnerHeight ;
  32  
  33      if ( FCKBrowserInfo.IsIE )
  34      {
  35          iFrameHeight = FCK.EditorWindow.frameElement.offsetHeight ;
  36          iInnerHeight = oInnerDoc.body.scrollHeight ;
  37      }
  38      else
  39      {
  40          iFrameHeight = FCK.EditorWindow.innerHeight ;
  41          iInnerHeight = oInnerDoc.body.offsetHeight ;
  42      }
  43  
  44      var iDiff = iInnerHeight - iFrameHeight ;
  45  
  46      if ( iDiff != 0 )
  47      {
  48          var iMainFrameSize = window.frameElement.offsetHeight ;
  49  
  50          if ( iDiff > 0 && iMainFrameSize < FCKConfig.AutoGrowMax )
  51          {
  52              iMainFrameSize += iDiff ;
  53              if ( iMainFrameSize > FCKConfig.AutoGrowMax )
  54                  iMainFrameSize = FCKConfig.AutoGrowMax ;
  55          }
  56          else if ( iDiff < 0 && iMainFrameSize > FCKAutoGrow_Min )
  57          {
  58              iMainFrameSize += iDiff ;
  59              if ( iMainFrameSize < FCKAutoGrow_Min )
  60                  iMainFrameSize = FCKAutoGrow_Min ;
  61          }
  62          else
  63              return ;
  64  
  65          window.frameElement.height = iMainFrameSize ;
  66      }
  67  }
  68  
  69  FCK.AttachToOnSelectionChange( FCKAutoGrow_Check ) ;
  70  
  71  function FCKAutoGrow_SetListeners()
  72  {
  73      if ( FCK.EditMode != FCK_EDITMODE_WYSIWYG )
  74          return ;
  75  
  76      FCK.EditorWindow.attachEvent( 'onscroll', FCKAutoGrow_Check ) ;
  77      FCK.EditorDocument.attachEvent( 'onkeyup', FCKAutoGrow_Check ) ;
  78  }
  79  
  80  if ( FCKBrowserInfo.IsIE )
  81  {
  82  //    FCKAutoGrow_SetListeners() ;

  83      FCK.Events.AttachEvent( 'OnAfterSetHTML', FCKAutoGrow_SetListeners ) ;
  84  }
  85  
  86  function FCKAutoGrow_CheckEditorStatus( sender, status )
  87  {
  88      if ( status == FCK_STATUS_COMPLETE )
  89          FCKAutoGrow_Check() ;
  90  }
  91  
  92  FCK.Events.AttachEvent( 'OnStatusChange', FCKAutoGrow_CheckEditorStatus ) ;