public MainPage()
        {
            this.InitializeComponent();
            WeatherModel weatherModel = new WeatherModel();

            weatherModel.InitWeather();
            WeatherViewModel weatherVM = new WeatherViewModel(weatherModel);
        }
 private void InitWeather()
 {
     //Create all necessary view models for weather
     CurrentWeather   = new WeatherCurrentViewModel();
     TodaysWeather    = new WeatherDayViewModel();
     TomorrowsWeather = new WeatherDayViewModel();
     WeeksWeather     = new WeatherWeekViewModel();
     //Init the weather model and give it a reference to all view models
     Weather = new WeatherModel(CurrentWeather, TodaysWeather,
                                TomorrowsWeather, WeeksWeather);
     Weather.InitWeather(locationService.DefaultLocation);
     //Set the interval, tick handler, and then start the timer.
     weatherTimer.Interval = TimeSpan.FromMilliseconds(WeatherRefreshRate);
     weatherTimer.Tick    += WeatherTick;
     weatherTimer.Start();
     todaysWeatherCounter    = 0;
     tomorrowsWeatherCounter = 0;
     weeksWeatherCounter     = 0;
     voiceControlledModules.Add(Weather);
 }