Grabber::getVCDPropertyInterface Method |
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Retrieves the specified IVCDPropertyInterface. | |||||||||||||||||||||||
Syntax: | tIVCDPropertyInterfacePtr getVCDPropertyInterface( const GUID& item_id, const GUID& elem_id, const GUID& itf_id ); template<TItf> smart_com<TItf> getVCDPropertyInterface<TItf>( const GUID& item_id, const GUID& elem_id ) |
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Return value: | != NULL, if the device supports this property interface, NULL otherwise. |
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Remarks: | This function is a shortcut for retrieving getAvailableVCDProperties, then querying the return value for the actual item, then querying for the actual element and then querying for the actual interface. |
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Information: | Introduced in version 3.5 | ||||||||||||||||||||||
See also: | Grabber, Grabber::getAvailableVCDProperties, tIVCDPropertyInterfacePtr, Standard Property Item GUIDs, Standard Element GUIDs, Standard Interface GUIDs, smart_com |