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
}
				else if ( DesignChoiceConstants.PARAM_CONTROL_TEXT_BOX.equals( type ) )
				{
					clearArea( valueArea );
					switchToText( );
				}
				valueArea.layout( );
				initValueArea( );
				lastControlType = type;
			}
		}
		updateCheckBoxArea( );
		updateMessageLine( );
		boolean radioEnable = false;
		if ( PARAM_CONTROL_COMBO.equals( getSelectedControlType( ) )
				|| PARAM_CONTROL_LIST.equals( getSelectedControlType( ) ) )
		{
			radioEnable = true;
		}
		if ( radioEnable != staticRadio.isEnabled( ) )
		{
			staticRadio.setEnabled( radioEnable );
			dynamicRadio.setEnabled( radioEnable );
		}
		initFormatField( );
	}
	private void switchParamterType( )
	{
		clearArea( valueArea );
		lastControlType = null;