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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 ==
	*
	* Creation and initialization of the "FCK" object. This is the main
	* object that represents an editor instance.
	* (Gecko specific implementations)
	*/

	FCK.Description = "FCKeditor for Gecko Browsers" ;

	FCK.InitializeBehaviors = function()
	{
	// When calling "SetHTML", the editing area IFRAME gets a fixed height. So we must recaulculate it.
	if ( FCKBrowserInfo.IsGecko ) // Not for Safari/Opera.
	Window_OnResize() ;

	FCKFocusManager.AddWindow( this.EditorWindow ) ;

	this.ExecOnSelectionChange = function()
	{
	FCK.Events.FireEvent( "OnSelectionChange" ) ;
	}

	this.ExecOnSelectionChangeTimer = function()
	{
	if ( FCK.LastOnChangeTimer )
	window.clearTimeout( FCK.LastOnChangeTimer ) ;

	FCK.LastOnChangeTimer = window.setTimeout( FCK.ExecOnSelectionChange, 100 ) ;
	}

	this.EditorDocument.addEventListener( 'mouseup', this.ExecOnSelectionChange, false ) ;

	// On Gecko, firing the "OnSelectionChange" event on every key press started to be too much
	// slow. So, a timer has been implemented to solve performance issues when tipying to quickly.
	this.EditorDocument.addEventListener( 'keyup', this.ExecOnSelectionChangeTimer, false ) ;

	this._DblClickListener = function( e )
	{
	FCK.OnDoubleClick( e.target ) ;
	e.stopPropagation() ;
	}
	this.EditorDocument.addEventListener( 'dblclick', this._DblClickListener, true ) ;

	// Reset the context menu.
	FCK.ContextMenu._InnerContextMenu.SetMouseClickWindow( FCK.EditorWindow ) ;
	FCK.ContextMenu._InnerContextMenu.AttachToElement( FCK.EditorDocument ) ;
	}

	FCK.MakeEditable = function()
	{
	this.EditingArea.MakeEditable() ;
	}

	// Disable the context menu in the editor (outside the editing area).
	function Document_OnContextMenu( e )
	{
	if ( !e.target._FCKShowContextMenu )
	e.preventDefault() ;
	}
	document.oncontextmenu = Document_OnContextMenu ;

	// GetNamedCommandState overload for Gecko.
	FCK._BaseGetNamedCommandState = FCK.GetNamedCommandState ;
	FCK.GetNamedCommandState = function( commandName )
	{
	switch ( commandName )
	{
	case 'Unlink' :
	return FCKSelection.HasAncestorNode('A') ? FCK_TRISTATE_OFF : FCK_TRISTATE_DISABLED ;
	default :
	return FCK._BaseGetNamedCommandState( commandName ) ;
	}
	}

	// Named commands to be handled by this browsers specific implementation.
	FCK.RedirectNamedCommands =
	{
	Print : true,
	Paste : true,
	Cut : true,
	Copy : true
	} ;

	// ExecuteNamedCommand overload for Gecko.
	FCK.ExecuteRedirectedNamedCommand = function( commandName, commandParameter )
	{
	switch ( commandName )
	{
	case 'Print' :
	FCK.EditorWindow.print() ;
	break ;
	case 'Paste' :
	try { if ( FCK.Paste() ) FCK.ExecuteNamedCommand( 'Paste', null, true ) ; }
	catch (e) { FCKDialog.OpenDialog( 'FCKDialog_Paste', FCKLang.Paste, 'dialog/fck_paste.html', 400, 330, 'Security' ) ; }
	break ;
	case 'Cut' :
	try { FCK.ExecuteNamedCommand( 'Cut', null, true ) ; }
	catch (e) { alert(FCKLang.PasteErrorCut) ; }
	break ;
	case 'Copy' :
	try { FCK.ExecuteNamedCommand( 'Copy', null, true ) ; }
	catch (e) { alert(FCKLang.PasteErrorCopy) ; }
	break ;
	default :
	FCK.ExecuteNamedCommand( commandName, commandParameter ) ;
	}
	}

	FCK.AttachToOnSelectionChange = function( functionPointer )
	{
	this.Events.AttachEvent( 'OnSelectionChange', functionPointer ) ;
	}

	FCK.Paste = function()
	{
	if ( FCKConfig.ForcePasteAsPlainText )
	{
	FCK.PasteAsPlainText() ;
	return false ;
	}

	/* For now, the AutoDetectPasteFromWord feature is IE only. */

	return true ;
	}

	//**
	// FCK.InsertHtml: Inserts HTML at the current cursor location. Deletes the
	// selected content if any.
	FCK.InsertHtml = function( html )
	{
	html = FCKConfig.ProtectedSource.Protect( html ) ;
	html = FCK.ProtectEvents( html ) ;
	html = FCK.ProtectUrls( html ) ;
	html = FCK.ProtectTags( html ) ;

	// Firefox can't handle correctly the editing of the STRONG and EM tags.
	// We must replace them with B and I.
	html = html.replace( FCKRegexLib.StrongOpener, '<b$1' ) ;
	html = html.replace( FCKRegexLib.StrongCloser, '<\/b>' ) ;
	html = html.replace( FCKRegexLib.EmOpener, '<i$1' ) ;
	html = html.replace( FCKRegexLib.EmCloser, '<\/i>' ) ;

	// Delete the actual selection.
	var oSel = FCKSelection.Delete() ;

	// Get the first available range.
	var oRange = oSel.getRangeAt(0) ;

	// Create a fragment with the input HTML.
	var oFragment = oRange.createContextualFragment( html ) ;

	// Get the last available node.
	var oLastNode = oFragment.lastChild ;

	// Insert the fragment in the range.
	oRange.insertNode(oFragment) ;

	// Set the cursor after the inserted fragment.
	FCKSelection.SelectNode( oLastNode ) ;
	FCKSelection.Collapse( false ) ;

	this.Focus() ;
	}

	FCK.InsertElement = function( element )
	{
	// Deletes the actual selection.
	var oSel = FCKSelection.Delete() ;

	// Gets the first available range.
	var oRange = oSel.getRangeAt(0) ;

	// Inserts the element in the range.
	oRange.insertNode( element ) ;

	// Set the cursor after the inserted fragment.
	FCKSelection.SelectNode( element ) ;
	FCKSelection.Collapse( false ) ;

	this.Focus() ;
	}

	FCK.PasteAsPlainText = function()
	{
	// TODO: Implement the "Paste as Plain Text" code.

	// If the function is called inmediately Firefox 2 does automatically paste the contents as soon as the new dialog is created
	// so we run it in a Timeout and the paste event can be cancelled
	FCKTools.RunFunction( FCKDialog.OpenDialog, FCKDialog, ['FCKDialog_Paste', FCKLang.PasteAsText, 'dialog/fck_paste.html', 400, 330, 'PlainText'] ) ;

	/*
	var sText = FCKTools.HTMLEncode( clipboardData.getData("Text") ) ;
	sText = sText.replace( /\n/g, '<BR>' ) ;
	this.InsertHtml( sText ) ;
	*/
	}
	/*
	FCK.PasteFromWord = function()
	{
	// TODO: Implement the "Paste as Plain Text" code.

	FCKDialog.OpenDialog( 'FCKDialog_Paste', FCKLang.PasteFromWord, 'dialog/fck_paste.html', 400, 330, 'Word' ) ;

	// FCK.CleanAndPaste( FCK.GetClipboardHTML() ) ;
	}
	*/
	FCK.GetClipboardHTML = function()
	{
	return '' ;
	}

	FCK.CreateLink = function( url )
	{
	FCK.ExecuteNamedCommand( 'Unlink' ) ;

	if ( url.length > 0 )
	{
	// Generate a temporary name for the link.
	var sTempUrl = 'javascript:void(0);/' + ( new Date().getTime() ) + '/' ;

	// Use the internal "CreateLink" command to create the link.
	FCK.ExecuteNamedCommand( 'CreateLink', sTempUrl ) ;

	// Retrieve the just created link using XPath.
	var oLink = this.EditorDocument.evaluate("//a[@href='" + sTempUrl + "']", this.EditorDocument.body, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue ;

	if ( oLink )
	{
	oLink.href = url ;
	return oLink ;
	}
	}

	return null ;
	}

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