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CComQIPtrElementTraits Class

This class provides methods, static functions, and typedefs useful when creating collections of COM interface pointers.

   typename I, 
   const IID* piid = & __uuidof( I )  
class CComQIPtrElementTraits : public CDefaultElementTraits< 
   ATL::CComQIPtr< I, piid > 

A COM interface specifying the type of pointer to be stored.


A pointer to the IID of I.




The data type to use for adding elements to the collection class object.

This class derives methods and provides a typedef useful when creating a collection class of CComQIPtr COM interface pointer objects. This class is utilized by both the CInterfaceArray and CInterfaceList classes.

For more information, see ATL Collection Classes.

Header: atlcoll.h

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