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