NLog.LogManager.ReconfigExistingLoggers C# (CSharp) Méthode

        public static void ReconfigExistingLoggers()
        {
            factory.ReconfigExistingLoggers();
        }

 private void OnPropertyChanged(object sender, PropertyChangedEventArgs e)
 {
     switch (e.PropertyName)
     {
     case "ErrorEnabled":
     case "WarnEnabled":
     case "InfoEnabled":
     case "DebugEnabled":
     case "DiagEnabled":
         if (ErrorEnabled)
         {
             loggingRule.EnableLoggingForLevel(NLog.LogLevel.Error);
             loggingRule.EnableLoggingForLevel(NLog.LogLevel.Fatal);
         }
         else
         {
             loggingRule.DisableLoggingForLevel(NLog.LogLevel.Error);
             loggingRule.DisableLoggingForLevel(NLog.LogLevel.Fatal);
         }
         if (WarnEnabled)
         {
             loggingRule.EnableLoggingForLevel(NLog.LogLevel.Error);
         }
         else
         {
             loggingRule.DisableLoggingForLevel(NLog.LogLevel.Error);
         }
         if (InfoEnabled)
         {
             loggingRule.EnableLoggingForLevel(NLog.LogLevel.Info);
         }
         else
         {
             loggingRule.DisableLoggingForLevel(NLog.LogLevel.Info);
         }
         if (DebugEnabled)
         {
             loggingRule.EnableLoggingForLevel(NLog.LogLevel.Debug);
         }
         else
         {
             loggingRule.DisableLoggingForLevel(NLog.LogLevel.Debug);
         }
         if (DiagEnabled)
         {
             loggingRule.EnableLoggingForLevel(NLog.LogLevel.Trace);
         }
         else
         {
             loggingRule.DisableLoggingForLevel(NLog.LogLevel.Trace);
         }
         LogManager.ReconfigExistingLoggers();
         break;
     }
 }