Bug 210609 [Smoke]Crosstab is failed to preview in runtime
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/extension/ExtendedEditPart.java
* (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.designer.internal.ui.editors.schematic.editparts.ReportElementEditPart#createEditPolicies()
	 */
	protected void createEditPolicies( )
	{
		installEditPolicy( EditPolicy.COMPONENT_ROLE,
				new ReportComponentEditPolicy( ) {
					public boolean understandsRequest( Request request )
					{
						if ( RequestConstants.REQ_DIRECT_EDIT.equals( request.getType( ) )
								|| RequestConstants.REQ_OPEN.equals( request.getType( ) ) )
							
							
							
							
							return true;
						return super.understandsRequest( request );
					}
				} );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.designer.internal.ui.editors.schematic.editparts.ReportElementEditPart#refreshFigure()
	 */
	public void refreshFigure( )
	{
		getExtendedElementUI( ).updateFigure( getExtendedItemHandle( ),
				getFigure( ) );