// IDecl.h #ifndef __IDECL_H #define __IDECL_H #include "../Common/MyUnknown.h" #define DECL_INTERFACE_SUB(i, base, groupId, subId) \ DEFINE_GUID(IID_ ## i, \ 0x23170F69, 0x40C1, 0x278A, 0, 0, 0, (groupId), 0, (subId), 0, 0); \ struct i: public base #define DECL_INTERFACE(i, groupId, subId) DECL_INTERFACE_SUB(i, IUnknown, groupId, subId) #endif