HRESULT QueryInterface( REFIID iid , void** ppvObject );
Return Value
A standard HRESULT value.
Parameters
iid [in] The IID of the interface being requested.
ppvObject [out] A pointer to the interface pointer identified by iid, or NULL if the interface is not found.
Remarks
Retrieves a pointer to the requested interface. Queries first for interfaces on your tear-off class. If the interface is not there, queries for the interface on the owner object. If the requested interface is IUnknown, returns the IUnknown of the owner.
CComTearOffObject Overview | Class Members
See Also CComTearOffObject::AddRef, CComTearOffObject::Release