HRESULT QueryInterface( REFIID iid, void** ppvObject );
Return Value
A standard HRESULT value.
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.
Remarks
Retrieves a pointer to the interface requested on the owner object.