protected override async void OnNavigatedTo(NavigationEventArgs e)
{
bool suppressNavigate = false;
if ("suppressNavigate".Equals(e?.Parameter?.ToString()))
{
suppressNavigate = true;
}
// Navigate to WeatherNow page
if (AppFrame.Content == null && !suppressNavigate)
{
AppFrame.Navigate(typeof(WeatherNow), e.Parameter);
}
// Setup background task
Windows.ApplicationModel.Background.BackgroundExecutionManager.RemoveAccess();
await WeatherUpdateBackgroundTask.RegisterBackgroundTask();
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
if (Settings.UsePersonalKey && String.IsNullOrWhiteSpace(Settings.API_KEY) && WeatherManager.IsKeyRequired(APIComboBox.SelectedValue.ToString()))
{
e.Cancel = true;
}
else
{
// Unsubscribe from event
SystemNavigationManager.GetForCurrentView().BackRequested -= SettingsPage_BackRequested;
Application.Current.Suspending -= OnSuspending;
// Trigger background task if necessary
if (RequestAppTrigger)
{
Task.Run(async() => await WeatherUpdateBackgroundTask.RequestAppTrigger());
RequestAppTrigger = false;
}
}
}
public void OnWeatherLoaded(LocationData location, Weather weather)
{
// Save index before update
int index = TextForecastControl.SelectedIndex;
if (weather?.IsValid() == true)
{
wm.UpdateWeather(weather);
WeatherView.UpdateView(weather);
if (wm.SupportsAlerts)
{
if (weather.weather_alerts != null && weather.weather_alerts.Count > 0)
{
// Alerts are posted to the user here. Set them as notified.
Task.Run(async() =>
{
await WeatherAlertHandler.SetasNotified(location, weather.weather_alerts);
});
}
// Show/Hide Alert panel
if (WeatherView.Extras.Alerts.Count > 0)
{
FrameworkElement alertButton = AlertButton;
if (alertButton == null)
{
alertButton = FindName(nameof(AlertButton)) as FrameworkElement;
}
ResizeAlertPanel();
alertButton.Visibility = Visibility.Visible;
}
else
{
FrameworkElement alertButton = AlertButton;
if (alertButton != null)
{
alertButton.Visibility = Visibility.Collapsed;
}
}
}
else
{
FrameworkElement alertButton = AlertButton;
if (alertButton != null)
{
alertButton.Visibility = Visibility.Collapsed;
}
}
// Update home tile if it hasn't been already
if (Settings.HomeData.Equals(location) &&
(TimeSpan.FromTicks(DateTime.Now.Ticks - Settings.UpdateTime.Ticks).TotalMinutes > Settings.RefreshInterval) ||
!WeatherTileCreator.TileUpdated)
{
Task.Run(async() => await WeatherUpdateBackgroundTask.RequestAppTrigger());
}
else if (SecondaryTileUtils.Exists(location.query))
{
WeatherTileCreator.TileUpdater(location, weather);
}
// Shell
Shell.Instance.HamburgerButtonColor = WeatherView.PendingBackgroundColor;
if (ApiInformation.IsTypePresent("Windows.UI.ViewManagement.StatusBar"))
{
// Mobile
StatusBar.GetForCurrentView().BackgroundColor = WeatherView.PendingBackgroundColor;
}
else
{
// Desktop
var titlebar = ApplicationView.GetForCurrentView().TitleBar;
titlebar.BackgroundColor = WeatherView.PendingBackgroundColor;
titlebar.ButtonBackgroundColor = titlebar.BackgroundColor;
}
}
// Set saved index from before update
// Note: needed since ItemSource is cleared and index is reset
if (index == 0) // Note: UWP Mobile Bug
{
TextForecastControl.SelectedIndex = index + 1;
}
TextForecastControl.SelectedIndex = index;
if (WeatherView.Extras.HourlyForecast.Count >= 1)
{
HourlyForecastPanel.Visibility = Visibility.Visible;
}
else
{
HourlyForecastPanel.Visibility = Visibility.Collapsed;
}
if (WeatherView.Extras.TextForecast.Count >= 1)
{
ForecastSwitch.Visibility = Visibility.Visible;
}
else
{
ForecastSwitch.Visibility = Visibility.Collapsed;
}
if (!String.IsNullOrWhiteSpace(WeatherView.Extras.Chance))
{
if (!Settings.API.Equals(WeatherAPI.MetNo))
{
if (!DetailsWrapGrid.Children.Contains(PrecipitationPanel))
{
DetailsWrapGrid.Children.Insert(0, PrecipitationPanel);
ResizeDetailItems();
}
PrecipitationPanel.Visibility = Visibility.Visible;
}
else
{
DetailsWrapGrid.Children.Remove(PrecipitationPanel);
ResizeDetailItems();
}
int precipCount = PrecipitationPanel.Children.Count;
int atmosCount = AtmospherePanel.Children.Count;
if (Settings.API.Equals(WeatherAPI.OpenWeatherMap) || Settings.API.Equals(WeatherAPI.MetNo))
{
if (ChanceItem != null)
{
PrecipitationPanel.Children.Remove(ChanceItem);
}
FrameworkElement cloudinessItem = CloudinessItem;
if (cloudinessItem == null)
{
cloudinessItem = FindName(nameof(CloudinessItem)) as FrameworkElement;
}
if (cloudinessItem != null && !AtmospherePanel.Children.Contains(cloudinessItem))
{
AtmospherePanel.Children.Insert(2, cloudinessItem);
}
}
else
{
FrameworkElement chanceItem = ChanceItem;
if (chanceItem == null)
{
chanceItem = FindName(nameof(ChanceItem)) as FrameworkElement;
}
if (chanceItem != null && !PrecipitationPanel.Children.Contains(chanceItem))
{
PrecipitationPanel.Children.Insert(2, chanceItem);
}
if (CloudinessItem != null)
{
AtmospherePanel.Children.Remove(CloudinessItem);
}
}
if (precipCount != PrecipitationPanel.Children.Count || atmosCount != AtmospherePanel.Children.Count)
{
ResizeDetailItems();
}
}
else
{
DetailsWrapGrid.Children.Remove(PrecipitationPanel);
if (CloudinessItem != null)
{
AtmospherePanel.Children.Remove(CloudinessItem);
}
ResizeDetailItems();
}
LoadingRing.IsActive = false;
}