c#获取：微软桌面操作系统版本

 

    /// <summary>
    /// 微软桌面操作系统版本
    /// </summary>
    public enum OSVersion
    {
        UnKnown = 0,
        Windows95 = 1,
        Windows98 = 2,
        WindowsMe = 3,
        WindowsNT3 = 4,
        WindowsNT4 = 5,
        Windows2000 = 6,
        WindowsXP = 7,
        Windows2003 = 8,
        WindowsVista = 9
    }
        private static OSVersion? _WindowsVersion = null;
        /// <summary>
        /// 获取：微软桌面操作系统版本
        /// </summary>
        public static OSVersion WindowsVersion
        {
            get
            {
                if (_WindowsVersion == null) _WindowsVersion = GetWindowsVersion();
                return Functions._WindowsVersion.Value;
            }
        }
        /// <summary>
        /// 获取：微软桌面操作系统版本
        /// </summary>
        /// <returns></returns>
        private static OSVersion GetWindowsVersion()
        {
            OperatingSystem os = Environment.OSVersion;
            switch (os.Platform)
            {
                case PlatformID.Win32Windows:
                    switch (os.Version.Minor)
                    {
                        case 0:
                            //return "Windows   95";
                            return OSVersion.Windows95;
                        case 10:
                            //if (os.Version.Revision.ToString() == "2222A")
                            //    return "Windows   98   第二版";
                            //else
                            //    return "Windows   98";
                            return OSVersion.Windows98;
                        case 90:
                            //return "Windows   Me";
                            return OSVersion.WindowsMe;
                    }
                    break;
                case PlatformID.Win32NT:
                    switch (os.Version.Major)
                    {
                        case 3:
                            //return "Windows   NT   3.51";
                            return OSVersion.WindowsNT3;
                        case 4:
                            //return "Windows   NT   4.0";
                            return OSVersion.WindowsNT4;
                        case 5:
                            switch (os.Version.Minor)
                            {
                                case 0:
                                    //return "Windows   200";
                                    return OSVersion.Windows2000;
                                case 1:
                                    //return "Windows   XP";
                                    return OSVersion.WindowsXP;
                                case 2:
                                    //return "Windows   2003";
                                    return OSVersion.Windows2003;
                            }
                            break;
                        case 6:
                            return OSVersion.WindowsVista;
                    }
                    break;
            }
            //其他为:未知版本
            return OSVersion.UnKnown;
        }