IC Imaging Control C++

IVCDPropertyInterface::QueryInterface Method

IVCDPropertyInterface::QueryInterface Method

Tries to retrieve a more specialized interface for this property. The desired interface is determined by the passed parameter.
Syntax:
// VC 6
template<class TItf>
TItf QueryInterface( TItf& pItf );
// VC 7.1
template<class TItf>
smart_com<TItf>& QueryInterface( smart_com<TItf>& rval );

Parameter Description
pItf

A pointer to the desired interface. You have to use a tIVCD%%%PropertyPtr here.

rval

A smart_com to the desired interface. You may use tIVCD%%%PropertyPtr here.

Return value:

This function returns its parameter.

See also: IVCDPropertyInterface

<< IVCDPropertyInterface

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