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
cmbDataField.setText( expr );
				}
			}
		} );
		argsComposite = new Composite( composite, SWT.NONE );
		GridData gridData = new GridData( GridData.FILL_HORIZONTAL
				| GridData.GRAB_HORIZONTAL );
		gridData.horizontalSpan = 3;
		gridData.exclude = true;
		argsComposite.setLayoutData( gridData );
		GridLayout layout = new GridLayout( );
		
		layout.marginWidth = layout.marginHeight = 0;
		layout.numColumns = 3;
		argsComposite.setLayout( layout );
		new Label( composite, SWT.NONE ).setText( FILTER_CONDITION );
		txtFilter = new Text( composite, SWT.BORDER );
		txtFilter.setLayoutData( new GridData( GridData.FILL_HORIZONTAL
				| GridData.GRAB_HORIZONTAL ) );
		createExpressionButton( composite, txtFilter );
		txtFilter.addModifyListener( new ModifyListener( ) {
			public void modifyText( ModifyEvent e )
			{
			}
		} );
		Label lblAggOn = new Label( composite, SWT.NONE );
		lblAggOn.setText( AGGREGATE_ON );
		gridData = new GridData( );
		gridData.verticalAlignment = GridData.BEGINNING;
		lblAggOn.setLayoutData( gridData );