Bug 200143 If do not allow user to modify the expression, the button fx should be disabled[0005]
Description: If do not allow user to modify the expression, the button fx should be disabled[0005] Build number: 2.2.1.v20070816-0630 Steps to reproduce: 1, New a table1 with one binding 2, New a table share table1's result set 3, Drag a data item into the table 4, after specify the column binding name try to modify the expression Expected result: The expression button should be disable. Actual result: The expression can be edit but can not save, so the button should be disable Error log:
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/BindingDialogHelper.java
{
			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];
		for ( int i = 0; i < choices.length; i++ )
		{
			displayNames[i] = choices[i].getDisplayName( );