CPosPassThru::NonDelegatingQueryInterface

Returns a specified reference-counted interface.

HRESULT NonDelegatingQueryInterface(
REFIID riid,
void **ppv );

Parameters

  • riid
    Reference identifier.
  • ppv
    Pointer to the interface.

Return Values

Returns E_POINTER if ppv is invalid. Returns NOERROR if the query is successful or E_NOINTERFACE if it is not.

Remarks

Returns pointers to the IMediaPosition, IMediaSeeking, and IUnknown interfaces by default. Override this method to publish any additional interfaces implemented by the derived class.

This member function implements the INonDelegatingUnknown::NonDelegatingQueryInterface method.

 Last updated on Tuesday, July 13, 2004

© 1992-2000 Microsoft Corporation. All rights reserved.