STDMETHOD
Defines an interface function that returns an HRESULT. It includes the virtual keyword and is used for method declarations.
#define STDMETHOD(method) virtual HRESULT STDMETHODCALLTYPE method
Requirements
For an explanation of the requirement values, see Requirements (COM).
Windows NT/2000/XP: Requires Windows NT 3.1 or later.
Windows 95/98: Requires Windows 95 or later.
Header: Declared in basetyps.h.