包容模型实现 定义接囗 class ISomelnterface public IUnknown virtual HRESULT stdcall SomeFunction(=0 Class IotherInterface: public IUnknown public: virtual HRESULT stdcall Other Function(=0; }包容模型实现 !定义接口： class ISomeInterface ISomeInterface : public : public IUnknown IUnknown { public: public: virtual HRESULT __ virtual HRESULT __stdcall SomeFunction stdcall SomeFunction() = 0; () = 0; }; class IOtherInterface IOtherInterface : public : public IUnknown IUnknown { public: public: virtual HRESULT __ virtual HRESULT __stdcall OtherFunction stdcall OtherFunction() = 0; () = 0; };