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Viewing changes to applets/FCKeditor/editor/plugins/autogrow/fckplugin.js

  • Committer: Leo Iannacone
  • Date: 2011-06-02 15:05:37 UTC
  • Revision ID: l3on@ubuntu.com-20110602150537-ycrnf58qf67uf593
Added applets for gui editor

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applets/FCKeditor/editor/plugins/autogrow/fckplugin.js
 
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/*
 
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 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
 
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 * Copyright (C) 2003-2010 Frederico Caldeira Knabben
 
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 *
 
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 * == BEGIN LICENSE ==
 
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 *
 
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 * Licensed under the terms of any of the following licenses at your
 
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 * choice:
 
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 *
 
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 *  - GNU General Public License Version 2 or later (the "GPL")
 
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 *    http://www.gnu.org/licenses/gpl.html
 
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 *
 
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 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 
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 *    http://www.gnu.org/licenses/lgpl.html
 
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 *
 
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 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 
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 *    http://www.mozilla.org/MPL/MPL-1.1.html
 
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 *
 
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 * == END LICENSE ==
 
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 *
 
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 * Plugin: automatically resizes the editor until a configurable maximun
 
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 * height (FCKConfig.AutoGrowMax), based on its contents.
 
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 */
 
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var FCKAutoGrow = {
 
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        MIN_HEIGHT : window.frameElement.offsetHeight,
 
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        Check : function()
 
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        {
 
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                var delta = FCKAutoGrow.GetHeightDelta() ;
 
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                if ( delta != 0 )
 
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                {
 
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                        var newHeight = window.frameElement.offsetHeight + delta ;
 
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                        newHeight = FCKAutoGrow.GetEffectiveHeight( newHeight ) ;
 
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                        if ( newHeight != window.frameElement.height )
 
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                        {
 
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                                window.frameElement.style.height = newHeight + "px" ;
 
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                                // Gecko browsers use an onresize handler to update the innermost
 
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                                // IFRAME's height. If the document is modified before the onresize
 
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                                // is triggered, the plugin will miscalculate the new height. Thus,
 
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                                // forcibly trigger onresize. #1336
 
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                                if ( typeof window.onresize == 'function' )
 
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                                {
 
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                                        window.onresize() ;
 
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                                }
 
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                        }
 
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                }
 
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        },
 
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        CheckEditorStatus : function( sender, status )
 
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        {
 
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                if ( status == FCK_STATUS_COMPLETE )
 
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                        FCKAutoGrow.Check() ;
 
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        },
 
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        GetEffectiveHeight : function( height )
 
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        {
 
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                if ( height < FCKAutoGrow.MIN_HEIGHT )
 
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                        height = FCKAutoGrow.MIN_HEIGHT;
 
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                else
 
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                {
 
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                        var max = FCKConfig.AutoGrowMax;
 
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                        if ( max && max > 0 && height > max )
 
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                                height = max;
 
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                }
 
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                return height;
 
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        },
 
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        GetHeightDelta : function()
 
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        {
 
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                var oInnerDoc = FCK.EditorDocument ;
 
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                var iFrameHeight ;
 
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                var iInnerHeight ;
 
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                if ( FCKBrowserInfo.IsIE )
 
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                {
 
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                        iFrameHeight = FCK.EditorWindow.frameElement.offsetHeight ;
 
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                        iInnerHeight = oInnerDoc.body.scrollHeight ;
 
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                }
 
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                else
 
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                {
 
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                        iFrameHeight = FCK.EditorWindow.innerHeight ;
 
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                        iInnerHeight = oInnerDoc.body.offsetHeight +
 
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                                ( parseInt( FCKDomTools.GetCurrentElementStyle( oInnerDoc.body, 'margin-top' ), 10 ) || 0 ) +
 
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                                ( parseInt( FCKDomTools.GetCurrentElementStyle( oInnerDoc.body, 'margin-bottom' ), 10 ) || 0 ) ;
 
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                }
 
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                return iInnerHeight - iFrameHeight ;
 
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        },
 
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        SetListeners : function()
 
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        {
 
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                if ( FCK.EditMode != FCK_EDITMODE_WYSIWYG )
 
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                        return ;
 
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                FCK.EditorWindow.attachEvent( 'onscroll', FCKAutoGrow.Check ) ;
 
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                FCK.EditorDocument.attachEvent( 'onkeyup', FCKAutoGrow.Check ) ;
 
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        }
 
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};
 
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FCK.AttachToOnSelectionChange( FCKAutoGrow.Check ) ;
 
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if ( FCKBrowserInfo.IsIE )
 
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        FCK.Events.AttachEvent( 'OnAfterSetHTML', FCKAutoGrow.SetListeners ) ;
 
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FCK.Events.AttachEvent( 'OnStatusChange', FCKAutoGrow.CheckEditorStatus ) ;