FDK/コード/00.共通/COS.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Text;
   4 using System.Management;
   5
   6 namespace FDK
   7 {
   8         public static class COS
   9         {
  10                 /// <summary>
  11                 /// OSがXP以前ならfalse, Vista以降ならtrueを返す
  12                 /// </summary>
  13                 /// <returns></returns>
  14                 public static bool bIsVistaOrLater
  15                 {
  16                         get
  17                         {
  18                                 return bCheckOSVersion(6, 0);
  19                         }
  20                 }
  21                 /// <summary>
  22                 /// OSがVista以前ならfalse, Win7以降ならtrueを返す
  23                 /// </summary>
  24                 /// <returns></returns>
  25                 public static bool bIsWin7OrLater
  26                 {
  27                         get
  28                         {
  29                                 return bCheckOSVersion(6, 1);
  30                         }
  31                 }
  32                 /// <summary>
  33                 /// OSがWin7以前ならfalse, Win8以降ならtrueを返す
  34                 /// </summary>
  35                 /// <returns></returns>
  36                 public static bool bIsWin8OrLater
  37                 {
  38                         get
  39                         {
  40                                 return bCheckOSVersion(6, 2);
  41                         }
  42                 }
  43                 /// <summary>
  44                 /// OSがWin8.1以前ならfalse, Win10以降ならtrueを返す
  45                 /// </summary>
  46                 /// <returns></returns>
  47                 public static bool bIsWin10OrLater
  48                 {
  49                         get
  50                         {
  51                                 return bCheckOSVersion(10, 0);
  52                         }
  53                 }
  54
  55
  56                 /// <summary>
  57                 /// 指定のOSバージョン以上であればtrueを返す
  58                 /// </summary>
  59                 private static bool bCheckOSVersion(int major, int minor)
  60                 {
  61                         //プラットフォームの取得
  62                         //System.OperatingSystem os = System.Environment.OSVersion;
  63                         //if (os.Platform != PlatformID.Win32NT)      // NT系でなければ、XP以前か、PC Windows系以外のOS。
  64                         //{
  65                         //      return false;
  66                         //}
  67                         //var mmb = tpGetOSVersion();
  68                         int _major, _minor, _build;
  69                         tpGetOSVersion(out _major, out _minor, out _build);
  70
  71                         //if (os.Version.Major >= major && os.Version.Minor >= minor)
  72                         if (_major > major)
  73                         {
  74                                 return true;
  75                         }
  76                         else if (_major == major && _minor >= minor)
  77                         {
  78                                 return true;
  79                         }
  80                         else
  81                         {
  82                                 return false;
  83                         }
  84                 }
  85
  86
  87                 //public static (int major, int minor, int build) tpGetOSVersion()
  88                 public static void tpGetOSVersion(out int major, out int minor, out int build)
  89                 {
  90                         //var result = (major: 0, minor: 0, build: 0);
  91                         major = 0;
  92                         minor = 0;
  93                         build = 0;
  94
  95                         System.Management.ManagementClass mc =
  96                                 new System.Management.ManagementClass("Win32_OperatingSystem");
  97                         System.Management.ManagementObjectCollection moc = mc.GetInstances();
  98
  99                         foreach (System.Management.ManagementObject mo in moc)
 100                         {
 101                                 string ver = mo["Version"].ToString();
 102                                 string[] majorminor = ver.Split(new char[] { '.' }, StringSplitOptions.None);
 103
 104                                 major = Convert.ToInt32(majorminor[0]);
 105                                 minor = Convert.ToInt32(majorminor[1]);
 106                                 build = Convert.ToInt32(mo["BuildNumber"]);
 107
 108                                 break;  // 1回ループで終了(でいいよね)
 109                         }
 110                         moc.Dispose();
 111                         mc.Dispose();
 112
 113                         //return result;
 114                 }
 115                 public enum WIN10BUILD : int
 116                 {
 117                         TH1 = 10240,
 118                         TH2 = 10586,
 119                         RS1 = 14393,
 120                         RS2 = 15063,
 121                         RS3 = 16299,
 122                         UNKNOWN = 999999,
 123                         NOTWIN10 = 0
 124                 }
 125                 private static WIN10BUILD GetWin10BuildNumber()
 126                 {
 127                         WIN10BUILD ret = WIN10BUILD.UNKNOWN;
 128
 129                         //var mmb = tpGetOSVersion();
 130                         int major, minor, build;
 131                         tpGetOSVersion(out major, out minor, out build);
 132
 133                         if (major != 10)
 134                         {
 135                                 ret = WIN10BUILD.NOTWIN10;
 136                         }
 137                         else if ((build != (int)WIN10BUILD.TH1) &&
 138                                           (build != (int)WIN10BUILD.TH2) &&
 139                                           (build != (int)WIN10BUILD.RS1) &&
 140                                           (build != (int)WIN10BUILD.RS2) &&
 141                                           (build != (int)WIN10BUILD.RS3)
 142                         )
 143                         {
 144                                 ret = (WIN10BUILD)build;
 145                         }
 146                         else
 147                         {
 148                                 ret = WIN10BUILD.UNKNOWN;
 149                         }
 150
 151                         return ret;
 152                 }
 153         }
 154 }