The Name property indicates the name of the event. The ID property indicates the identifier of the event. You can use the Name or ID property to identify a specified event you need to handle in the hosting control. The AsString property gives a brief description including name, identifier and arguments of the event.

The Arguments property, gives a NAVObjectTemplate object, whose Item or Template properties can be used to access the event's argument using the x-script language. The AsString property may returns: "The trial/evaluation version of the control limits firing this event. In other words, using the trial/evaluation version won't fire the event every time it should.", only for not-registered version.