'Declaration
Public Event ControlKeyUp As ThumbnailEx.ControlKeyUpEventHandler
public event ThumbnailEx.ControlKeyUpEventHandler ControlKeyUp
public event ControlKeyUp: ThumbnailEx.ControlKeyUpEventHandler;
In JScript, you can handle the events defined by another class, but you cannot define your own.
public: __event ThumbnailEx.ControlKeyUpEventHandler* ControlKeyUp
public: event ThumbnailEx.ControlKeyUpEventHandler^ ControlKeyUp