使用C#获取当前Windows所设定的时区

来源：互联网发布：pop3协议默认端口号编辑：程序博客网时间：2024/06/05 16:57

public static TimeZoneInformation[] EnumZones()
         {
           if ( s_zones == null )
         {
                lock( s_lockZones )
                {
                    if ( s_zones == null )
                   {
                         ArrayList zones = new ArrayList();

                      using ( RegistryKey key =
                                    Registry.LocalMachine.OpenSubKey(
                                    @"SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones" ) )
                        {
                            string[] zoneNames = key.GetSubKeyNames();

                            foreach ( string zoneName in zoneNames )

{

using ( RegistryKey subKey = key.OpenSubKey( zoneName ) )

{

TimeZoneInformation tzi = new TimeZoneInformation();

tzi.m_name = zoneName;

tzi.m_displayName = (string) subKey.GetValue( "Display" );

tzi.m_standardName = (string) subKey.GetValue( "Std" );

                                   tzi.m_daylightName = (string) subKey.GetValue( "Dlt" );
                                  tzi.m_index = (int)( subKey.GetValue( "Index" ) );

                                   tzi.InitTzi( (byte[]) subKey.GetValue( "Tzi" ) );

                                    zones.Add( tzi );
                                }
                            }
                        }

                        s_zones = new TimeZoneInformation[ zones.Count ];

                      zones.CopyTo( s_zones );
                  }
              }
           }

           return s_zones;
       }

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