60 lines
1.6 KiB
C#
60 lines
1.6 KiB
C#
using Microsoft.Windows.AppLifecycle;
|
|
|
|
namespace MBN_STOCK_WEBVIEW;
|
|
|
|
/// <summary>
|
|
/// Application entry point for the packaged WinUI 3 desktop app.
|
|
/// </summary>
|
|
public partial class App : Application
|
|
{
|
|
private const string MainInstanceKey = "Wickedness.MBNStockWebView.Main";
|
|
|
|
private Window? _window;
|
|
private AppInstance? _mainInstance;
|
|
|
|
public App()
|
|
{
|
|
InitializeComponent();
|
|
}
|
|
|
|
protected override async void OnLaunched(LaunchActivatedEventArgs args)
|
|
{
|
|
var registeredInstance = AppInstance.FindOrRegisterForKey(MainInstanceKey);
|
|
if (!registeredInstance.IsCurrent)
|
|
{
|
|
try
|
|
{
|
|
var activation = AppInstance.GetCurrent().GetActivatedEventArgs();
|
|
if (activation is not null)
|
|
{
|
|
await registeredInstance.RedirectActivationToAsync(activation);
|
|
}
|
|
}
|
|
finally
|
|
{
|
|
// The secondary process owns no DB, WebView, or playout runtime. End it only
|
|
// after the activation has been handed to the registered primary instance.
|
|
Exit();
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
_mainInstance = registeredInstance;
|
|
_mainInstance.Activated += OnMainInstanceActivated;
|
|
_window = new MainWindow();
|
|
_window.Activate();
|
|
}
|
|
|
|
private void OnMainInstanceActivated(object? sender, AppActivationArguments args)
|
|
{
|
|
var window = _window;
|
|
if (window is null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
window.DispatcherQueue.TryEnqueue(window.Activate);
|
|
}
|
|
}
|