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When a client uses a CLSID to request the creation of an object instance, the first step is creation of a class object, an intermediate object that contains an implementation of the methods of the IClassFactory interface. While COM provides several instance creation functions, the first step in the implementation of these functions is the creation of a class object.
As a result, all servers must implement the methods of the IClassFactory interface, which contains two methods:
To enable a server to be responsible for its own licensing, COM defines IClassFactory2, which inherits its definition from IClassFactory. Thus, a server implementing IClassFactory2 must, by definition, implement the methods of IClassFactory.
COM also provides helper functions for implementing out-of-process servers. For more information, see Out-of-Process Server Implementation Helpers.
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19. nov., 23 - 21. nov., 23
Få det konkurransedyktige fortrinnet du trenger med kraftige ai- og skyløsninger ved å delta på Microsoft Ignite online.
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