学步园

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