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#define INCL_WINMESSAGEMGR
 
BOOL WinIsChild(hwnd, hwndParent)
HWND hwnd;          /* handle of the child window  */
HWND hwndParent;    /* handle of the parent window */
 
The WinIsChild function tests whether a specified window is a child of a
specified parent window.
 
Parameter   Description
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hwnd        Identifies the child window.
 
hwndParent  Identifies the parent window.
 
Return Value
 
The return value is TRUE if the child window is a descendant of the parent
window. The return value is FALSE if the child window is not a descendant of
the parent or if an error occurs.
 
See Also
 
WinSetParent
 
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