public static OSName GetVersion()
{
OSVERSIONINFO osvi = new OSVERSIONINFO();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
OSName ret;
if (GetVersionEx(ref osvi))
{
if (osvi.dwPlatformId == VER_PLATFORM_WIN32_NT)
{
#region Win32平台
switch (osvi.dwMajorVersion)
{
case 3:
ret = OSName.WinNT3;
break;
case 4:
ret = OSName.WinNT4;
break;
case 5:
switch (osvi.dwMinorVersion)
{
case 0:
ret = OSName.Win2000;
break;
case 1:
ret = OSName.WinXP;
break;
case 2:
ret = OSName.Win2003;
break;
default:
ret = OSName.UNKNOWN;
break;
}
break;
default:
ret = OSName.UNKNOWN;
break;
}
#endregion
}
else
{
#region Win16平台
if (osvi.dwMajorVersion == 4)
{
//Win9X系列
switch (osvi.dwMinorVersion)
{
case 0:
ret = OSName.Win95;
break;
case 10:
ret = OSName.Win98;
break;
case 90:
ret = OSName.WinME;
break;
default:
ret = OSName.UNKNOWN;
break;
}
}
else
{
ret = OSName.UNKNOWN;
}
#endregion
}
}
else
{
ret = OSName.UNKNOWN;
}
return(ret);
}
public static extern bool GetVersionEx(ref OSVERSIONINFO osvi);