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CWnd::GetDescendantWindow 

Call this member function to find the descendant window specified by the given ID.


CWnd* GetDescendantWindow(
   int nID,
   BOOL bOnlyPerm = FALSE 
) const;

Parameters

nID

Specifies the identifier of the control or child window to be retrieved.

bOnlyPerm

Specifies whether the window to be returned can be temporary. If TRUE, only a permanent window can be returned; if FALSE, the function can return a temporary window. For more information on temporary windows see Technical Note 3.

A pointer to a CWnd object, or NULL if no child window is found.

This member function searches the entire tree of child windows, not only the windows that are immediate children.

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