Merge Common to Desktop

app/InkForge.Desktop/App.axaml.cs

@@ -0,0 +1,75 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Markup.Xaml;
+
+using InkForge.Desktop.ViewModels;
+
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.FileProviders;
+
+using ReactiveUI;
+
+using Splat;
+using Splat.Microsoft.Extensions.DependencyInjection;
+
+namespace InkForge.Desktop;
+
+public partial class App : Application
+{
+	public static readonly StyledProperty<IServiceProvider> ServiceProviderProperty
+		= AvaloniaProperty.Register<App, IServiceProvider>(
+			name: nameof(ServiceProvider),
+			coerce: OnServiceProviderChanged);
+
+	public IServiceProvider ServiceProvider => GetValue(ServiceProviderProperty);
+
+	public static void Configure(IServiceCollection services, IConfigurationManager configuration)
+	{
+		configuration.SetBasePath(AppContext.BaseDirectory);
+		configuration.AddJsonFile(
+			new ManifestEmbeddedFileProvider(typeof(App).Assembly),
+			"Properties/appsettings.json", false, false);
+		configuration.AddJsonFile(
+			Path.Combine(
+				Environment.GetFolderPath(
+					Environment.SpecialFolder.ApplicationData,
+					Environment.SpecialFolderOption.DoNotVerify),
+				"InkForge",
+				"usersettings.json"), true, true);
+		configuration.AddJsonFile("appsettings.json", true, true);
+
+		services.UseMicrosoftDependencyResolver();
+		Locator.CurrentMutable.InitializeSplat();
+		Locator.CurrentMutable.InitializeReactiveUI();
+
+		services.AddInkForge();
+	}
+
+	public override void Initialize()
+	{
+		AvaloniaXamlLoader.Load(this);
+	}
+
+	public override void OnFrameworkInitializationCompleted()
+	{
+		var viewModel = ActivatorUtilities.GetServiceOrCreateInstance<AppViewModel>(ServiceProvider);
+		var view = ViewLocator.Current.ResolveView(viewModel)!;
+		view.ViewModel = viewModel;
+		_ = ApplicationLifetime switch
+		{
+			IClassicDesktopStyleApplicationLifetime desktop => desktop.MainWindow = view as Window,
+			ISingleViewApplicationLifetime singleView => singleView.MainView = view as Control,
+			_ => throw new NotSupportedException(),
+		};
+
+		base.OnFrameworkInitializationCompleted();
+	}
+
+	private static IServiceProvider OnServiceProviderChanged(AvaloniaObject @object, IServiceProvider provider)
+	{
+		provider.UseMicrosoftDependencyResolver();
+		return provider;
+	}
+}