Bug 200290 The warning message "A Column Binding Name as xxx already exist" should occurs while input the column binding name but not the expression[0001]
Description: The warning message "A Column Binding Name as xxx already exist" should occurs while input the column binding name but not the expression[0001] Build number: 2.2.1.v20070817-0630 Steps to reproduce: 1, New a table binding on a dataset 2, Insert a data item and input a already existed name such as CUSTOMERNUMBER 3, Specify the expression Expected result: In step2, a warning message: "A Column Binding Name as xxx already exist" should occurs to warning the user Actual result: In step3, the warning message occurs I think we should pops up this message during inputting column binding name but not inputting column binding expression. Hope to enhance that.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/BindingDialogHelper.java
{
			cmbGroup.setItems( groups );
			if ( binding != null && binding.getAggregateOn( ) != null )
			{
				btnGroup.setSelection( true );
				for ( int i = 0; i < groups.length; i++ )
				{
					if ( groups[i].equals( binding.getAggregateOn( ) ) )
					{
						cmbGroup.select( i );
						return;
					}
				}
				cmbGroup.setEnabled( true );
			}
			else
			{
				btnTable.setSelection( true );
				cmbGroup.select( 0 );
				cmbGroup.setEnabled( false );
			}
		}
		else
		{
			btnGroup.setEnabled( false );
			cmbGroup.setEnabled( false );
			btnTable.setSelection( true );
		}
	}
	private String[] getGroups( )