// about.h: PROJECT_NAME 应用程序的主头文件 // #pragma once #ifndef __AFXWIN_H__ #error "include 'pch.h' before including this file for PCH" #endif #include "resource.h" // 主符号 // CaboutApp: // 有关此类的实现,请参阅 about.cpp // class CaboutApp : public CWinApp { public: CaboutApp(); // 重写 public: virtual BOOL InitInstance(); // 实现 DECLARE_MESSAGE_MAP() }; extern CaboutApp theApp;