Bug 188619 GUIException when change parameter from radio to text box[0705]
Description: GUIException when change parameter from radio to text box Build number:2.2.0.v20070523 Steps to reproduce: 1. New a report parameter, integer, radio button, add value 1 and set it as default value. 2. Save the report. 3. Edit the parameter, change display type from radio button to text box. 4. click OK. Expected result: No exception and change is accepted. Actual result: Widget is disposed Plug-in Provider:Eclipse.org Plug-in Name:BIRT Designer UI Plug-in ID:org.eclipse.birt.report.designer.ui Version:2.2.0.v20070523-0630 Error Code:Error.GUIException.invokedBySWTException Error Message:Widget is disposed
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ParameterDialog.java
} );
		Label values = new Label( limitArea, SWT.NULL );
		values.setText( Messages.getString( "ParameterDialog.Label.values" ) ); 
		values.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		
		createLabel( displayOptionSection, null ); 
		Composite checkBoxArea = new Composite( displayOptionSection, SWT.NONE );
		checkBoxArea.setLayout( UIUtil.createGridLayoutWithoutMargin( 2, false ) );
		checkBoxArea.setLayoutData( new GridData( GridData.FILL_BOTH ) );
		isRequired = new Button( checkBoxArea, SWT.CHECK );
		isRequired.setText( CHECKBOX_ISREQUIRED );
		addCheckBoxListener( isRequired, CHECKBOX_ISREQUIRED );
		doNotEcho = new Button( checkBoxArea, SWT.CHECK );
		doNotEcho.setText( CHECKBOX_DO_NOT_ECHO );
		addCheckBoxListener( doNotEcho, CHECKBOX_DO_NOT_ECHO );
		isHidden = new Button( checkBoxArea, SWT.CHECK );
		isHidden.setText( CHECKBOX_HIDDEN );
		addCheckBoxListener( isHidden, CHECKBOX_HIDDEN );
	}
	private void createValuesDefineSection( Composite composite )
	{
		Group valuesDefineSection = new Group( composite, SWT.NONE );
		valuesDefineSection.setText( LABEL_LIST_OF_VALUE );
		valuesDefineSection.setLayout( new GridLayout( 2, false ) );
		valuesDefineSection.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		Composite choiceArea = new Composite( valuesDefineSection, SWT.NONE );
		choiceArea.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		choiceArea.setLayout( UIUtil.createGridLayoutWithoutMargin( 2, true ) );
		staticRadio = new Button( choiceArea, SWT.RADIO );
		staticRadio.setText( RADIO_STATIC );