BrightnessTray.EventWatcherAsync.EventWatcherAsync C# (CSharp) Method

        public EventWatcherAsync()
        {
            try
            {
                SystemEvents.SessionEnding += new SessionEndingEventHandler(SystemEvents_SessionEnding);

                //register WMI event listener
                string ComputerName = "localhost";
                string WmiQuery;
                ManagementScope Scope;

                if (!ComputerName.Equals("localhost", StringComparison.OrdinalIgnoreCase))
                {
                    ConnectionOptions Conn = new ConnectionOptions();
                    Conn.Username = "";
                    Conn.Password = "";
                    Conn.Authority = "ntlmdomain:DOMAIN";
                    Scope = new ManagementScope(String.Format("\\\\{0}\\root\\WMI", ComputerName), Conn);
                }
                else
                    Scope = new ManagementScope(String.Format("\\\\{0}\\root\\WMI", ComputerName), null);
                Scope.Connect();

                WmiQuery = "Select * From WmiMonitorBrightnessEvent";

                Watcher = new ManagementEventWatcher(Scope, new EventQuery(WmiQuery));
                Watcher.EventArrived += new EventArrivedEventHandler(this.WmiEventHandler);
                Watcher.Start();
                //Console.Read();
                //Watcher.Stop();
            }
            catch (Exception e)
            {
                Console.WriteLine("Exception {0} Trace {1}", e.Message, e.StackTrace);
            }
        }