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
}
	/**
	 * Create a new parameter dialog with given title under the specified shell
	 * 
	 * @param parentShell
	 *            the parent shell of the dialog
	 * @param title
	 *            the title of the dialog
	 */
	public ParameterDialog( Shell parentShell, String title )
	{
		super( parentShell, title );
	}
	protected Control createDialogArea( Composite parent )
	{
		Composite parentComposite = (Composite) super.createDialogArea( parent );
		Composite topComposite = new Composite( parentComposite, SWT.NONE );
		topComposite.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		topComposite.setLayout( new GridLayout( 2, false ) );
		createPropertiesSection( topComposite );
		createDisplayOptionsSection( topComposite );
		createValuesDefineSection( parentComposite );
		UIUtil.bindHelp( parent, IHelpContextIds.PARAMETER_DIALOG_ID );
		return parentComposite;
	}
	private void createPropertiesSection( Composite composite )
	{
		Composite propertiesSection = new Composite( composite, SWT.NONE );
		propertiesSection.setLayout( new GridLayout( ) );
		GridData gd = new GridData( );