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fckselection_gecko.js
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/*
* FCKeditor - The text editor for Internet - http://www.fckeditor.net
* Copyright (C) 2003-2007 Frederico Caldeira Knabben
*
* == BEGIN LICENSE ==
*
* Licensed under the terms of any of the following licenses at your
* choice:
*
* - GNU General Public License Version 2 or later (the "GPL")
* http://www.gnu.org/licenses/gpl.html
*
* - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
* http://www.gnu.org/licenses/lgpl.html
*
* - Mozilla Public License Version 1.1 or later (the "MPL")
* http://www.mozilla.org/MPL/MPL-1.1.html
*
* == END LICENSE ==
*
* Active selection functions. (Gecko specific implementation)
*/
// Get the selection type (like document.select.type in IE).
FCKSelection.GetType = function()
{
// if ( ! this._Type )
// {
// By default set the type to "Text".
this._Type = 'Text' ;
// Check if the actual selection is a Control (IMG, TABLE, HR, etc...).
var oSel ;
try { oSel = FCK.EditorWindow.getSelection() ; }
catch (e) {}
if ( oSel && oSel.rangeCount == 1 )
{
var oRange = oSel.getRangeAt(0) ;
if ( oRange.startContainer == oRange.endContainer && (oRange.endOffset - oRange.startOffset) == 1 && oRange.startContainer.nodeType != Node.TEXT_NODE )
this._Type = 'Control' ;
}
// }
return this._Type ;
}
// Retrieves the selected element (if any), just in the case that a single
// element (object like and image or a table) is selected.
FCKSelection.GetSelectedElement = function()
{
if ( this.GetType() == 'Control' )
{
var oSel = FCK.EditorWindow.getSelection() ;
return oSel.anchorNode.childNodes[ oSel.anchorOffset ] ;
}
return null ;
}
FCKSelection.GetParentElement = function()
{
if ( this.GetType() == 'Control' )
return FCKSelection.GetSelectedElement().parentNode ;
else
{
var oSel = FCK.EditorWindow.getSelection() ;
if ( oSel )
{
var oNode = oSel.anchorNode ;
while ( oNode && oNode.nodeType != 1 )
oNode = oNode.parentNode ;
return oNode ;
}
}
return null ;
}
FCKSelection.SelectNode = function( element )
{
// FCK.Focus() ;
var oRange = FCK.EditorDocument.createRange() ;
oRange.selectNode( element ) ;
var oSel = FCK.EditorWindow.getSelection() ;
oSel.removeAllRanges() ;
oSel.addRange( oRange ) ;
}
FCKSelection.Collapse = function( toStart )
{
var oSel = FCK.EditorWindow.getSelection() ;
if ( toStart == null || toStart === true )
oSel.collapseToStart() ;
else
oSel.collapseToEnd() ;
}
// The "nodeTagName" parameter must be Upper Case.
FCKSelection.HasAncestorNode = function( nodeTagName )
{
var oContainer = this.GetSelectedElement() ;
if ( ! oContainer && FCK.EditorWindow )
{
try { oContainer = FCK.EditorWindow.getSelection().getRangeAt(0).startContainer ; }
catch(e){}
}
while ( oContainer )
{
if ( oContainer.nodeType == 1 && oContainer.tagName == nodeTagName ) return true ;
oContainer = oContainer.parentNode ;
}
return false ;
}
// The "nodeTagName" parameter must be Upper Case.
FCKSelection.MoveToAncestorNode = function( nodeTagName )
{
var oNode ;
var oContainer = this.GetSelectedElement() ;
if ( ! oContainer )
oContainer = FCK.EditorWindow.getSelection().getRangeAt(0).startContainer ;
while ( oContainer )
{
if ( oContainer.nodeName == nodeTagName )
return oContainer ;
oContainer = oContainer.parentNode ;
}
return null ;
}
FCKSelection.Delete = function()
{
// Gets the actual selection.
var oSel = FCK.EditorWindow.getSelection() ;
// Deletes the actual selection contents.
for ( var i = 0 ; i < oSel.rangeCount ; i++ )
{
oSel.getRangeAt(i).deleteContents() ;
}
return oSel ;
}

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