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CComContainedObject::QueryInterface

Retrieves a pointer to the interface requested on the owner object.

STDMETHOD(QueryInterface)(
   REFIID iid,
   void** ppvObject 
);
template <class Q>
HRESULT STDMETHODCALLTYPE QueryInterface(
   Q** pp
);

Parameters

  • iid
    [in] The identifier of the interface being requested.

  • ppvObject
    [out] A pointer to the interface pointer identified by iid. If the object does not support this interface, ppvObject is set to NULL.

  • pp
    [out] A pointer to the interface pointer identified by type Q. If the object does not support this interface, pp is set to NULL.

Return Value

A standard HRESULT value.

Requirements

Header: atlcom.h

See Also

Concepts

CComContainedObject Class

CComContainedObject Members