OK - Win32：判断OS版本 是否联网

#include <Windows.h> #include <WinInet.h> #pragma comment(lib,"wininet.lib") bool IsWindow2000() { OSVERSIONINFO osif; osif.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GetVersionEx(&osif); if(5 == osif.dwMajorVersion && 0 == osif.dwMinorVersion) return true; return false; } bool IsWindowXP() { OSVERSIONINFO osif; osif.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GetVersionEx(&osif); if(5 == osif.dwMajorVersion && 1 == osif.dwMinorVersion) return true; return false; } bool IsWindowVista() { OSVERSIONINFO osif; osif.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GetVersionEx(&osif); if(6 == osif.dwMajorVersion && 0 == osif.dwMinorVersion) return true; return false; } bool IsWindow7() { OSVERSIONINFO osif; osif.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GetVersionEx(&osif); if(6 == osif.dwMajorVersion && 1 == osif.dwMinorVersion) return true; return false; } bool IsWindowVistaLatter() { OSVERSIONINFO osif; osif.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GetVersionEx(&osif); if(6 == osif.dwMajorVersion) return true; return false; } bool IsWindow7Latter() { OSVERSIONINFO osif; osif.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GetVersionEx(&osif); if(6 == osif.dwMajorVersion && osif.dwMinorVersion >= 1) return true; return false; } bool IsWindowServer() { OSVERSIONINFOEX osif; osif.dwOSVersionInfoSize = sizeof(osif); GetVersionEx((LPOSVERSIONINFOW)&osif); if(VER_NT_SERVER == osif.wProductType) return true; return false; } #ifndef PROCESSOR_ARCHITECTURE_AMD64 #define PROCESSOR_ARCHITECTURE_AMD64 9 #endif bool Is64Windows() { typedef void (_stdcall * PFNGetNativeSystemInfo)(LPSYSTEM_INFO lpSystemInfo); SYSTEM_INFO si = {0}; PFNGetNativeSystemInfo pGNSI; pGNSI = (PFNGetNativeSystemInfo)GetProcAddress(GetModuleHandle(TEXT("kernel32.dll")),"GetNativeSystemInfo"); if(NULL != pGNSI) pGNSI(&si); else GetSystemInfo(&si); if(si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_IA64 || si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64) return true; return false; } bool IsHasInternetConnection() { DWORD dwFlag; if(!InternetGetConnectedState(&dwFlag,0)) return false; if(dwFlag&INTERNET_CONNECTION_OFFLINE) return false; if( (dwFlag&INTERNET_CONNECTION_LAN) || (dwFlag&INTERNET_CONNECTION_MODEM) || (dwFlag&INTERNET_CONNECTION_PROXY)) return true; return false; }