Gadgeteer GPS 01

using System;
using System.Threading;
using Microsoft.SPOT;
using Microsoft.SPOT.Presentation;
using Microsoft.SPOT.Presentation.Controls;
using Microsoft.SPOT.Presentation.Media;
using Microsoft.SPOT.Touch;

using Gadgeteer.Networking;
using GT = Gadgeteer;
using GTM = Gadgeteer.Modules;
using Gadgeteer.Modules.GHIElectronics;
using Gadgeteer.Modules.Seeed;

namespace Gadgeteer_GPS_01
{
    public partial class Program
    {

        GT.Timer timer = new GT.Timer(5000);
        bool gpsPositionHasBeenReceived = false;

        void ProgramStarted()
        {
            //gps = new GTM.Seeed.GPS(8);
            //gps.DebugPrintEnabled = true;
            gps.InvalidPositionReceived += new GTM.Seeed.GPS.InvalidPositionReceivedHandler(gps_InvalidPositionReceived);
            gps.PositionReceived += new GTM.Seeed.GPS.PositionReceivedHandler(gps_PositionReceived);
            gps.NMEASentenceReceived+=new GPS.NMEASentenceReceivedHandler(gps_NMEASentenceReceived);

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

            button.ButtonPressed += new Button.ButtonEventHandler(button_ButtonPressed);

            // tell
            Debug.Print("Program Started");
        }

        void button_ButtonPressed(Button sender, Button.ButtonState state)
        {
            Debug.Print("GPS last position " + gps.LastPosition + " age " + gps.LastValidPositionAge);
        }

        void timer_Tick(GT.Timer timer)
        {
            Debug.Print("GPS last position " + gps.LastPosition + " age " + gps.LastValidPositionAge);
        }

        void gps_InvalidPositionReceived(GTM.Seeed.GPS sender)
        {
            Debug.Print("Invalid position");
        }

        void gps_PositionReceived(GTM.Seeed.GPS sender, GTM.Seeed.GPS.Position position)
        {
            gpsPositionHasBeenReceived = true;
            Debug.Print(position);
        }

        void gps_NMEASentenceReceived(GPS sender, string nmeaSentence)
        {
            if (!gpsPositionHasBeenReceived)
            {
                Debug.Print("NMEA Sentence: " + nmeaSentence);
            }
        }

    }
}