CMediaEvent::NonDelegatingQueryInterface (Windows Embedded CE 6.0)
1/6/2010
Returns a specified reference-counted interface.
Syntax
HRESULT NonDelegatingQueryInterface(
REFIID riid,
void** ppv
);
Parameters
- riid
Reference identifier.
- ppv
Pointer to the interface.
Return Value
Returns E_POINTER if ppv is invalid.
Returns NOERROR if the query is successful or E_NOINTERFACE if it is not.
Remarks
Returns a pointer to the IMediaEvent and IUnknown interfaces by default.
Override this member function to publish any additional interfaces added by the derived class.
This member function implements the INonDelegatingUnknown::NonDelegatingQueryInterface method.
Requirements
| Windows Embedded CE | Windows CE 2.12 and later |
| Note | Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements For more information, see Setting Up the Build Environment, Version 2.12 requires DXPAK 1.0 or later |