This data member manages the site’s IUnknown pointer. The m_spUnkSite data member initially receives this pointer through a call to SetSite.
At a Glance
| Header file: | Atlctl.h | 
| Windows CE versions: | 2.0 and later | 
| Complete documentation: | Visual C++ documentation | 
Syntax
CComPtr< IUnknown > m_spUnkSite; 
See Also