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IUnknown_QueryService.3w
Langue: en
Version: Jun 2009 (debian - 07/07/09)
Section: 3 (Bibliothèques de fonctions)
NAME
IUnknown_QueryService (SHLWAPI.176)SYNOPSIS
HRESULT IUnknown_QueryService(
IUnknown* lpUnknown,
REFGUID sid,
REFIID riid,
LPVOID* lppOut
)
DESCRIPTION
Retrieve a Service Interface from an object.
PARAMS
lpUnknown [In] Object to get an IServiceProvider interface from.sid [In] Service Id for IServiceProvider_QueryService(3w) call.
riid [In] Function requested for QueryService call.
lppOut [Out] Destination for the service interface pointer.
RETURNS
Success: S_OK. lppOut contains an object providing the requested service
Failure: An HRESULT error code.
NOTES
lpUnknown is expected to support the IServiceProvider interface.
IMPLEMENTATION
Exported by ordinal only. Use GetProcAddress(3w) to obtain a pointer to the function.
Implemented in "dlls/shlwapi/ordinal.c".
Debug channel "shell".
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