private async void InternalLaunchAsync(ILaunchActivatedEventArgs e)
{
UIElement splashScreen = default(UIElement);
if (SplashFactory != null)
{
splashScreen = SplashFactory(e.SplashScreen);
Window.Current.Content = splashScreen;
}
// setup frame
RootFrame = RootFrame ?? new Frame();
RootFrame.Language = Windows.Globalization.ApplicationLanguages.Languages[0];
NavigationService = new Services.NavigationService.NavigationService(RootFrame);
// expire state
var state = NavigationService.State();
if (state.Values.ContainsKey(CacheKey))
{
DateTime cacheDate;
if (DateTime.TryParse(state.Values[CacheKey]?.ToString(), out cacheDate))
{
var cacheAge = DateTime.Now.Subtract(cacheDate);
if (cacheAge >= CacheMaxDuration)
{
foreach (var item in state.Containers)
{
state.DeleteContainer(item.Key);
}
state.Values.Clear();
}
}
}
// the user may override to set custom content
await OnInitializeAsync();
switch (e.PreviousExecutionState)
{
case ApplicationExecutionState.NotRunning:
case ApplicationExecutionState.Running:
case ApplicationExecutionState.Suspended:
{
// launch if not restored
await OnStartAsync(StartKind.Launch, e);
break;
}
case ApplicationExecutionState.Terminated:
await OnStartAsync(StartKind.Launch, e);
break;
case ApplicationExecutionState.ClosedByUser:
{
// restore if you need to/can do
var restored = NavigationService.RestoreSavedNavigation();
if (!restored)
{
await OnStartAsync(StartKind.Launch, e);
}
break;
}
}
// if the user didn't already set custom content use rootframe
if (Window.Current.Content == splashScreen)
{
Window.Current.Content = RootFrame;
}
if (Window.Current.Content == null)
{
Window.Current.Content = RootFrame;
}
// ensure active
Window.Current.Activate();
// Hook up the default Back handler
Windows.UI.Core.SystemNavigationManager.GetForCurrentView().BackRequested += (s, args) =>
{
args.Handled = true;
OnBackRequested();
};
// Hook up keyboard and mouse Back handler
var keyboard = new Services.KeyboardService.KeyboardService();
keyboard.AfterBackGesture = () => OnBackRequested();
// Hook up keyboard and house Forward handler
keyboard.AfterForwardGesture = () => OnForwardRequested();
}
private async void InternalLaunchAsync(ILaunchActivatedEventArgs e)
{
UIElement splashScreen = default(UIElement);
if (SplashFactory != null)
{
splashScreen = SplashFactory(e.SplashScreen);
Window.Current.Content = splashScreen;
}
// setup frame
RootFrame = RootFrame ?? new Frame();
RootFrame.Language = Windows.Globalization.ApplicationLanguages.Languages[0];
NavigationService = new Services.NavigationService.NavigationService(RootFrame);
// expire state
var state = NavigationService.State();
if (state.Values.ContainsKey(CacheKey))
{
DateTime cacheDate;
if (DateTime.TryParse(state.Values[CacheKey]?.ToString(), out cacheDate))
{
var cacheAge = DateTime.Now.Subtract(cacheDate);
if (cacheAge >= CacheMaxDuration)
{
foreach (var item in state.Containers)
{
state.DeleteContainer(item.Key);
}
state.Values.Clear();
}
}
}
// the user may override to set custom content
await OnInitializeAsync();
switch (e.PreviousExecutionState)
{
case ApplicationExecutionState.NotRunning:
case ApplicationExecutionState.Running:
case ApplicationExecutionState.Suspended:
{
// launch if not restored
await OnStartAsync(StartKind.Launch, e);
break;
}
case ApplicationExecutionState.Terminated:
await OnStartAsync(StartKind.Launch, e);
break;
case ApplicationExecutionState.ClosedByUser:
{
// restore if you need to/can do
var restored = NavigationService.RestoreSavedNavigation();
if (!restored)
{
await OnStartAsync(StartKind.Launch, e);
}
break;
}
}
// if the user didn't already set custom content use rootframe
if (Window.Current.Content == splashScreen)
{
Window.Current.Content = RootFrame;
}
if (Window.Current.Content == null)
{
Window.Current.Content = RootFrame;
}
// ensure active
Window.Current.Activate();
// Hook up the default Back handler
Windows.UI.Core.SystemNavigationManager.GetForCurrentView().BackRequested += (s, args) =>
{
args.Handled = true;
OnBackRequested();
};
// Hook up keyboard and mouse Back handler
var keyboard = new Services.KeyboardService.KeyboardService();
keyboard.AfterBackGesture = () => OnBackRequested();
// Hook up keyboard and house Forward handler
keyboard.AfterForwardGesture = () => OnForwardRequested();
}
