On Mon, 17 Oct 2011 08:28:08 -0400, Gor Gyolchanyan <gor.f.gyolchanyan at gmail.com> wrote: > I don't get it. HWND is an alias for void*. void* is data. what do you > mean, "alias is not data"? void* is a type, not a member field of the class (data)