Merge branch 'init-linux' into lytico/gtksharp/init-linux-core

src/Core/src/Platform/Linux/HandlerExtensions.cs

@@ -40,6 +40,5 @@ namespace Microsoft.Maui
 				Height = (int)size.Height,
 				Width = (int)size.Width
 			};
-
 	}
 }

src/Core/src/Platform/Linux/MauiWindow.cs

@@ -0,0 +1,47 @@
+using System;
+using Gtk;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Maui.Hosting;
+using Microsoft.Maui.LifecycleEvents;
+
+namespace Microsoft.Maui
+{
+	public class MauiWindow<TStartup> : Window
+		where TStartup : IStartup, new()
+	{
+		public MauiWindow() : base(WindowType.Toplevel)
+		{
+			var startup = new TStartup();
+
+			var host = startup
+				.CreateAppHostBuilder()
+				.ConfigureServices(ConfigureNativeServices)
+				.ConfigureUsing(startup)
+				.Build();
+
+			Services = host.Services;
+			Application = Services.GetRequiredService<IApplication>();
+
+			var mauiContext = new MauiContext(Services);
+
+			var activationState = new ActivationState(mauiContext);
+			var window = Application.CreateWindow(activationState);
+			window.MauiContext = mauiContext;
+
+			var content = (window.Page as IView) ?? window.Page.View;
+
+			Add(content.ToNative(window.MauiContext));
+			Child.ShowAll();
+		}
+
+		public new IApplication Application { get; protected set; } = null!;
+
+		public IServiceProvider Services { get; protected set; } = null!;
+
+		// Configure native services like HandlersContext, ImageSourceHandlers etc.. 
+		void ConfigureNativeServices(HostBuilderContext ctx, IServiceCollection services)
+		{
+		}
+	}
+}