Bug 190207 Integrate Aggregation builder with charts
Charts should be able to use aggregates in their databinding definition. The UI is missing the "Add Aggregation..." button in the chart databinding dialog.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ColumnBindingDialog.java
public Image getColumnImage( Object element, int columnIndex )
		{
			return null;
		}
		public String getColumnText( Object element, int columnIndex )
		{
			if ( element == dummyChoice )
			{
				if ( columnIndex == 1 )
				{
					return INPUT_PROPMT;
				}
				return ""; 
			}
			ComputedColumnHandle handle = ( (ComputedColumnHandle) element );
			String text = null;
			switch ( columnIndex )
			{
				case 1 :
					text = handle.getName( );
					break;
				case 2 :
					text = handle.getDisplayName( );
					break;
				case 3 :
					text = ChoiceSetFactory.getDisplayNameFromChoiceSet( handle.getDataType( ),
							DATA_TYPE_CHOICE_SET );
					break;
				case 4 :
					text = handle.getExpression( );