CWnd::GetTopLevelFrame
Call this member function to retrieve the window's top level frame window, if any.
CFrameWnd* GetTopLevelFrame( ) const;
Возвращаемое значение
Identifies the top-level frame window of the window.
The returned pointer may be temporary and should not be stored for later use.
Заметки
If CWnd has no attached window, or its top-level parent is not a CFrameWnd-derived object, this function returns NULL.
Требования
Header: afxwin.h