Allows querying of any service or other interface from the hyperlink site object. This is similar to IServiceProvider::QueryService.
HRESULT QueryService(
DWORD dwSiteData, //Site data to identify the hyperlink its site
REFGUID guidService,
//TBD
REFIID riid, //Location to return the riid interface
IUnknown* ppiunk //Location to receive the unknown interface
//pointer of service query
);
Windows NT: Use version 5.0 or later.
Windows: Unsupported.
Windows CE: Unsupported.
Header: Declared in hlink.h.