Gadgeteer Time Checker 01

using System;
using Microsoft.SPOT;
//using Microsoft.SPOT.Presentation;
//using Microsoft.SPOT.Presentation.Controls;
//using Microsoft.SPOT.Presentation.Media;

using GT = Gadgeteer;
using GTM = Gadgeteer.Modules;
using Gadgeteer.Modules.GHIElectronics;
using Microsoft.SPOT.Time;
using System.Net;

namespace Gadgeteer_NTP_Time_Checker_01
{
    partial class Program
    {
        bool timeSynchronized;
        string txtDateTime;
        string txtDayTime;
        GT.Timer timer = new GT.Timer(1000); // every second (1000ms)
        int zoneOffset = -5; // 5 hour EST offset

        void ProgramStarted()
        {
            Debug.Print("Program Started");

            TimeService.SystemTimeChanged += new SystemTimeChangedEventHandler(TimeService_SystemTimeChanged);
            TimeService.TimeSyncFailed += new TimeSyncFailedEventHandler(TimeService_TimeSyncFailed);

            timer.Tick += new GT.Timer.TickEventHandler(timer_Tick);
            timer.Start();

            txtDateTime = ("Waiting for time update...");

            StartWiFi();

            Debug.Print("Program Running");
        }

        void TimeService_TimeSyncFailed(object sender, TimeSyncFailedEventArgs e)
        {
            Debug.Print("Error synchronizing system time with NTP server: " + e.ErrorCode);
        }

        void TimeService_SystemTimeChanged(object sender, SystemTimeChangedEventArgs e)
        {
            Debug.Print("Network time received.");
            if (!timeSynchronized)
            {
                timeSynchronized = true;
            }
        }

        void timer_Tick(GT.Timer timer)
        {

            if (timeSynchronized)
            {
                txtDateTime = DateTime.Now.TimeOfDay.Hours.ToString();
                Debug.Print("The currrent hour is " + txtDateTime);
                txtDayTime = DateTime.Now.DayOfWeek.ToString();
                Debug.Print("The currrent day is " + txtDayTime);
            }

        }

        void StartWiFi()
        {
            wifi.UseDHCP();
            Gadgeteer.Modules.GHIElectronics.WiFi_RS21.WiFiNetworkInfo info = new WiFi_RS21.WiFiNetworkInfo();
            info.SSID = "name";
            info.SecMode = WiFi_RS21.SecurityMode.WEP;
            info.networkType = WiFi_RS21.NetworkType.AccessPoint;
            wifi.Join(info, "pass");
            wifi.NetworkDown += new GTM.Module.NetworkModule.NetworkEventHandler(wifi_NetworkDown);
            wifi.NetworkUp += new GTM.Module.NetworkModule.NetworkEventHandler(wifi_NetworkUp);
        }

        void wifi_NetworkDown(GTM.Module.NetworkModule sender, GTM.Module.NetworkModule.NetworkState state)
        {
            Debug.Print("network down: connecting....");
            //timer.Stop();
        }

        void wifi_NetworkUp(GTM.Module.NetworkModule sender, GTM.Module.NetworkModule.NetworkState state)
        {
            Debug.Print("network up");
            Debug.Print(wifi.NetworkSettings.IPAddress);
            //Debug.Print("Network up!");

            // Configure TimeService settings.
            TimeServiceSettings settings = new TimeServiceSettings();
            settings.ForceSyncAtWakeUp = true;
            settings.RefreshTime = 1800;    // in seconds.

            IPAddress[] address = Dns.GetHostEntry("time-a.nist.gov").AddressList;
            if (address != null && address.Length > 0)
                settings.PrimaryServer = address[0].GetAddressBytes();

            address = Dns.GetHostEntry("pool.ntp.org").AddressList;
            if (address != null && address.Length > 0)
                settings.AlternateServer = address[0].GetAddressBytes();

            TimeService.Settings = settings;

            // Set time zone offset to the retrieved UTC/GMT Time.
            TimeService.SetTimeZoneOffset((zoneOffset)*60);

            TimeService.Start();
            timer.Start();
        }


    }
}