tableDelgate = new TableCellKeyDelegate( viewer );
tableDelgate = new TableCellKeyDelegate( viewer, actionRegistry);
	public ReportViewerKeyHandler( GraphicalViewer viewer,			ActionRegistry actionRegistry )	{		super( viewer );		this.actionRegistry = actionRegistry;		put( KeyStroke.getPressed( SWT.F2, 0 ),				actionRegistry.getAction( GEFActionConstants.DIRECT_EDIT) );		tableDelgate = new TableCellKeyDelegate( viewer );	}