BEGIN_INTERFACE_MAP
Visual Studio 2010
Begins the definition of the interfaced map when used in the implementation file.
BEGIN_INTERFACE_MAP(theClass, baseClass )
For each interface that is implemented, there is one or more INTERFACE_PART macro invocations. For each aggregate that the class uses, there is one INTERFACE_AGGREGATE macro invocation.
For more information on interface maps, see Technical Note 38.