private async void Button_Click(object sender, RoutedEventArgs e)
{
showWindowBtn.IsEnabled = false;
// Only ever create and show one window. If the AppWindow exists call TryShow on it to bring it to foreground.
if (appWindow == null)
{
// Create a new window
appWindow = await AppWindow.TryCreateAsync();
// Make sure we release the reference to this window, and release XAML resources, when it's closed
appWindow.Closed += delegate { appWindow = null; appWindowFrame.Content = null; };
// Navigate the frame to the page we want to show in the new window
appWindowFrame.Navigate(typeof(SecondaryAppWindowPage));
// Attach the XAML content to our window
ElementCompositionPreview.SetAppWindowContent(appWindow, appWindowFrame);
}
// Get DisplayRegion to position our window on
DisplayRegion secondaryDisplayRegion = GetOtherDisplayRegion(ApplicationView.GetForCurrentView().GetDisplayRegions()[0]);
if (secondaryDisplayRegion != null)
{
appWindow.RequestMoveToDisplayRegion(secondaryDisplayRegion);
}
// If the window is not visible, show it and/or bring it to foreground
if (!appWindow.IsVisible)
{
await appWindow.TryShowAsync();
}
showWindowBtn.IsEnabled = true;
}
