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
* @param input
	 *            the input of the dialog, which cannot be null
	 */
	public void setInput( Object input )
	{
		Assert.isNotNull( input );
		Assert.isLegal( input instanceof ScalarParameterHandle );
		inputParameter = (ScalarParameterHandle) input;
	}
	protected boolean initDialog( )
	{
		Assert.isNotNull( inputParameter );
		nameEditor.setText( inputParameter.getName( ) );
		if ( !StringUtil.isBlank( inputParameter.getPromptText( ) ) )
		{
			promptTextEditor.setText( inputParameter.getPromptText( ) );
		}
		helpTextEditor.setText( UIUtil.convertToGUIString( inputParameter.getHelpText( ) ) );
		if ( inputParameter.getValueType( )
				.equals( DesignChoiceConstants.PARAM_VALUE_TYPE_STATIC ) )
		{
			staticRadio.setSelection( true );
			for ( Iterator iter = inputParameter.getPropertyHandle( ScalarParameterHandle.SELECTION_LIST_PROP )
					.iterator( ); iter.hasNext( ); )
			{
				SelectionChoiceHandle choiceHandle = (SelectionChoiceHandle) iter.next( );
				choiceList.add( choiceHandle.getStructure( ) );
			}
		}
		else