Dispatch the method to this window's wndProc directly.
[Visual Basic] Public Function CallWndProc( _ ByVal msg As Integer, _ ByVal wParam As Integer, _ ByVal lParam As Integer _ ) As Integer [C#] public int CallWndProc( int msg, int wParam, int lParam ); [C++] public: int CallWndProc( int msg, int wParam, int lParam ); [JScript] public function CallWndProc( msg : int, wParam : int, lParam : int ) : int;