Bug 136941 Del key has no effect in XML Source
Using BIRT 2.1RC0 build. To reproduce: Open or create a report design. Choose the XML Source tab. Select some text. Press the Del key. Expected: The selected text is deleted. Actual: Nothing happens.
UI/org.eclipse.birt.report.designer.ui.editors/src/org/eclipse/birt/report/designer/ui/editors/MultiPageReportEditor.java
* Constructor
	 */
	public MultiPageReportEditor( )
	{
		super( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.forms.editor.FormEditor#init(org.eclipse.ui.IEditorSite,
	 *      org.eclipse.ui.IEditorInput)
	 */
	public void init( IEditorSite site, IEditorInput input )
			throws PartInitException
	{
		super.init( site, input );
		
		
		
		site.setSelectionProvider( new FormEditorSelectionProvider( this ) );
		IReportProvider provider = getProvider( );
		if ( provider != null && provider.getInputPath( input ) != null )
		{
			setPartName( provider.getInputPath( input ).lastSegment( ) );
			firePropertyChange( IWorkbenchPartConstants.PROP_PART_NAME );
		}
		else
		{
			setPartName( input.getName( ) );
			firePropertyChange( IWorkbenchPartConstants.PROP_PART_NAME );