Bug 192349 The column selected disappears when you reclick the downward arrow [0001]
Description: The column selected disappears when you reclick the downward arrow. Build number: 2.2.0.v20070613-1211 Steps to reproduce: 1, New a table binding to a data set, add an Aggregation, select one column from the "Data Field" dropdown list, click the downward arrow again. Expected result: The column selected is still there. Actual result: The column selected disappears. Error log: N/A
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/BindingDialogHelper.java
for ( Iterator iterator = binding.argumentsIterator( ); iterator.hasNext( ); )
		{
			AggregationArgumentHandle arg = (AggregationArgumentHandle) iterator.next( );
			String argDisplayName = getArgumentDisplayNameByName( binding.getAggregateFunction( ),
					arg.getName( ) );
			if ( argsMap.containsKey( argDisplayName ) )
			{
				if ( arg.getValue( ) != null )
				{
					Text txtArg = (Text) argsMap.get( argDisplayName );
					txtArg.setText( arg.getValue( ) );
				}
			}
		}
	}
	private String[] getFunctionDisplayNames( )
	{
		
		
		
		
		
		
		
		IChoice[] choices = getFunctions( );
		if ( choices == null )
			return new String[0];
		String[] displayNames = new String[choices.length];