public ShellViewModel()
{
Navigation = new AppNavigation();
Navigation.LoadNavigation();
if (Window.Current.Bounds.Width < 800)
{
this.SplitViewDisplayMode = SplitViewDisplayMode.Overlay;
}
else
{
this.SplitViewDisplayMode = SplitViewDisplayMode.CompactOverlay;
}
Window.Current.SizeChanged += ((args, e) => { WindowSizeChanged(e.Size.Width); });
NavigationService.NavigatedToPage += NavigationService_NavigatedToPage;
FullScreenService.FullScreenModeChanged += FullScreenModeChanged;
SystemNavigationManager.GetForCurrentView().BackRequested += ((sender, e) =>
{
if (NavigationService.CanGoBack())
{
FullScreenService.ExitFullScreenMode();
e.Handled = true;
NavigationService.GoBack();
}
});
}
/// <summary>
/// Dispose 方法
/// </summary>
/// <param name="disposing"></param>
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
FullScreenService.UnRegister(this);
}
}
private void PageLayout_KeyUp(object sender, Windows.UI.Xaml.Input.KeyRoutedEventArgs e)
{
if (e.Key == Windows.System.VirtualKey.Escape && ViewModel.CurrentPageName.Contains("DetailPage"))
{
FullScreenService.ChangeFullScreenMode();
}
}
private void PageLayout_KeyUp(object sender, Windows.UI.Xaml.Input.KeyRoutedEventArgs e)
{
if (FullScreenService.CurrentPageSupportFullScreen)
{
if (e.Key == Windows.System.VirtualKey.F5)
{
FullScreenService.EnterFullScreenMode(true);
}
else if (e.Key == Windows.System.VirtualKey.Escape)
{
if (isFullScreen)
{
FullScreenService.ExitFullScreenMode();
}
else
{
TryGoBack();
}
}
}
else
{
if (e.Key == Windows.System.VirtualKey.Escape)
{
TryGoBack();
}
}
}
private void DisableFullScreenClick(object sender, RoutedEventArgs e)
{
try
{
FullScreenService.ChangeFullScreenMode();
}
catch (Exception)
{
}
}
private void UpdateTrigger(Windows.Graphics.Display.DisplayOrientations orientation)
{
var qualifiers = Windows.ApplicationModel.Resources.Core.ResourceContext.GetForCurrentView().QualifierValues;
var isOnMobile = qualifiers.ContainsKey("DeviceFamily") && qualifiers["DeviceFamily"].ToLowerInvariant() == "Mobile".ToLowerInvariant();
if (orientation == Windows.Graphics.Display.DisplayOrientations.Landscape ||
orientation == Windows.Graphics.Display.DisplayOrientations.LandscapeFlipped)
{
if (isOnMobile)
{
FullScreenService.ChangeFullScreenMode();
}
}
else if (orientation == Windows.Graphics.Display.DisplayOrientations.Portrait ||
orientation == Windows.Graphics.Display.DisplayOrientations.PortraitFlipped)
{
if (isOnMobile)
{
FullScreenService.ChangeFullScreenMode();
}
}
}