Bug 132511 List is devoid of the bending option
Details: List is devoid of the bending option Step: 1.Add a list and select it. 2.Right click on list. Actual result: I want to have a bending to data set as a table. But I can't find that the option in right click menu. Exception result: An option to bending the dataset as table in right menu is easy to be used.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/actions/EditBindingAction.java
{
		super( part );
		setId( ID );
		setText( Messages.getString( "DesignerActionBarContributor.menu.element.editDataBinding" ) ); 
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.gef.ui.actions.WorkbenchPartAction#calculateEnabled()
	 */
	protected boolean calculateEnabled( )
	{
		ModuleHandle moduleHandle = SessionHandleAdapter.getInstance( )
				.getReportDesignHandle( );
		return moduleHandle != null
				&& ( !moduleHandle.getVisibleDataSets( ).isEmpty( ) || ( getSelectedElement( ) != null && getSelectedElement( ).getDataSet( ) != null ) );
	}
	private ReportItemHandle getSelectedElement( )
	{
		if ( getTableEditPart( ) != null
				&& getTableEditPart( ).getModel( ) instanceof ReportItemHandle )
		{
			return (ReportItemHandle) getTableEditPart( ).getModel( );
		}
		return null;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.action.IAction#run()