static void OpenInNewWindow(object s, RoutedEventArgs args)
{
if (s is FrameworkElement f && f.Tag is InstalledFont fnt)
{
_ = FontMapView.CreateNewViewForFontAsync(fnt);
}
}
static void OpenInNewWindow(object s, RoutedEventArgs args)
{
if (s is FrameworkElement f && f.Tag is InstalledFont fnt)
{
_ = FontMapView.CreateNewViewForFontAsync(fnt, null, f.DataContext as CharacterRenderingOptions);
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="fontMap">The FontMap to print</param>
public PrintHelper(FontMapView fontMap, PrintViewModel printModel)
{
this.fontMap = fontMap;
_printModel = printModel;
printPreviewPages = new List <PrintPage>();
}
public async Task ActivateAsync(object activationArgs)
{
if (IsActivation(activationArgs))
{
// Initialize things like registering background task before the app is loaded
await InitializeAsync();
// We spawn a separate Window for files.
if (activationArgs is FileActivatedEventArgs fileArgs)
{
bool mainView = Window.Current.Content == null;
void CreateView()
{
FontMapView map = new FontMapView
{
IsStandalone = true,
};
_ = map.ViewModel.LoadFromFileArgsAsync(fileArgs);
// You have to activate the window in order to show it later.
Window.Current.Content = map;
Window.Current.Activate();
}
var view = await WindowService.CreateViewAsync(CreateView, false);
await WindowService.TrySwitchToWindowAsync(view, mainView);
return;
}
// Do not repeat app initialization when the Window already has content,
// just ensure that the window is active
if (WindowService.MainWindow == null)
{
void CreateMainView()
{
// Create a Frame to act as the navigation context and navigate to the first page
Window.Current.Content = new Frame();
NavigationService.Frame.NavigationFailed += (sender, e) => throw new Exception("Failed to load Page " + e.SourcePageType.FullName);
NavigationService.Frame.Navigated += OnFrameNavigated;
if (SystemNavigationManager.GetForCurrentView() != null)
{
SystemNavigationManager.GetForCurrentView().BackRequested += OnAppViewBackButtonRequested;
}
}
var view = await WindowService.CreateViewAsync(CreateMainView, true);
await WindowService.TrySwitchToWindowAsync(view, true);
}
else
{
/* Main Window exists, make it show */
_ = ApplicationViewSwitcher.TryShowAsStandaloneAsync(WindowService.MainWindow.View.Id);
WindowService.MainWindow.CoreView.CoreWindow.Activate();
}
}
try
{
var activationHandler = GetActivationHandlers()?.FirstOrDefault(h => h.CanHandle(activationArgs));
if (activationHandler != null)
{
await activationHandler.HandleAsync(activationArgs);
}
}
catch
{
}
if (IsActivation(activationArgs))
{
var defaultHandler = new DefaultLaunchActivationHandler(_defaultNavItem);
if (defaultHandler.CanHandle(activationArgs))
{
await defaultHandler.HandleAsync(activationArgs);
}
// Ensure the current window is active
Window.Current.Activate();
ApplicationView.PreferredLaunchWindowingMode = ApplicationViewWindowingMode.Auto;
// Tasks after activation
await StartupAsync();
}
}
