Bug 312859 The list of operator for Chart filter does not provide 30 visible items
chart/org.eclipse.birt.chart.reportitem.ui/src/org/eclipse/birt/chart/reportitem/ui/dialogs/ChartCubeFilterConditionBuilder.java
} );
		expressionValue2.addListener( SWT.Verify, expValueVerifyListener );
		expressionValue2.addListener( SWT.Selection, expValueSelectionListener );
		expressionValue2.setItems( popupItems );
		
		if ( operator.getItemCount( ) > 0
				&& operator.getSelectionIndex( ) == -1 )
		{
			operator.select( 0 );
		}
		condition.getParent( ).layout( true, true );
		return 1;
	}
	private int createValueListComposite( Composite parent )
	{
		if ( valueListComposite != null && !valueListComposite.isDisposed( ) )
		{
			return 0;
		}
		if ( expressionValue1 != null && !expressionValue1.isDisposed( ) )
		{
			expressionValue1.dispose( );
			expressionValue1 = null;
			dummy1.dispose( );
			dummy1 = null;
			expressionValue2.dispose( );
			expressionValue2 = null;
			dummy2.dispose( );
			dummy2 = null;
			andLable.dispose( );