CWnd::GetTopLevelParent
Call this member function to retrieve the window's top-level parent.
CWnd* GetTopLevelParent( ) const;
Return Value
Identifies the top-level parent window of the window.
The returned pointer may be temporary and should not be stored for later use.
Remarks
GetTopLevelParent is similar to GetTopLevelFrame and GetTopLevelOwner; however, it ignores the value set as the current owner window.
Requirements
Header: afxwin.h