Fixed Warnings

CSharp/Applications/AvaloniaSerilogDI/App.axaml.cs

@@ -32,13 +32,11 @@ public partial class App : Application
 
     #endregion
 
-    #region Fields
-
-    private IHost? _host;
-    private CancellationTokenSource? _cancellationTokenSource;
-
-    #endregion
+ 
+    private IHost? Host {get; set;}
+    private CancellationTokenSource? CancellationTokenSource { get; set;}
 
+  
     #region Methods
 
     public override void OnFrameworkInitializationCompleted()
@@ -51,7 +49,7 @@ public partial class App : Application
             // catch all unhandled errors
             AppDomain.CurrentDomain.UnhandledException += OnUnhandledException;
 
-            HostApplicationBuilder builder = Host.CreateApplicationBuilder();
+            HostApplicationBuilder builder = Microsoft.Extensions.Hosting.Host.CreateApplicationBuilder();
 
             builder
                 // Register the Random Logging Service
@@ -77,7 +75,7 @@ public partial class App : Application
             {
                 Log.Logger = new LoggerConfiguration()
                     .ReadFrom.Configuration(builder.Configuration)
-                    .WriteTo.DataStoreLoggerSink( dataStoreProvider: () => _host!.Services.TryGetService<ILogDataStore>()!,formatProvider: CultureInfo.InvariantCulture)
+                    .WriteTo.DataStoreLoggerSink( dataStoreProvider: () => Host!.Services.TryGetService<ILogDataStore>()!,formatProvider: CultureInfo.InvariantCulture)
                     .CreateLogger();
 
                 cfg.ClearProviders().AddSerilog(Log.Logger);
@@ -90,19 +88,19 @@ public partial class App : Application
                     DataContext = service.GetRequiredService<MainViewModel>()
                 });
 
-            _host = builder.Build();
-            _cancellationTokenSource = new();
+            Host = builder.Build();
+            CancellationTokenSource = new();
 
             try
             {
                 LogStartingMode();
 
                 // set and show
-                desktop.MainWindow = _host.Services.GetRequiredService<MainWindow>();
+                desktop.MainWindow = Host.Services.GetRequiredService<MainWindow>();
                 desktop.ShutdownRequested += OnShutdownRequested;
 
                 // startup background services
-                _ = _host.StartAsync(_cancellationTokenSource.Token);
+                _ = Host.StartAsync(CancellationTokenSource.Token);
             }
             catch (OperationCanceledException)
             {
@@ -162,7 +160,7 @@ public partial class App : Application
             StringComparison.OrdinalIgnoreCase);
 
         // initialize a logger & EventId
-        ILogger<App> logger = _host!.Services.GetRequiredService<ILogger<App>>();
+        ILogger<App> logger = Host!.Services.GetRequiredService<ILogger<App>>();
         EventId eventId = new(id: 0, name: Assembly.GetEntryAssembly()!.GetName().Name);
 
         // log a test pattern for each log level
@@ -175,7 +173,7 @@ public partial class App : Application
     private void CleanUp()
     {
         // tell the background services that we are shutting down
-        _ = _host?.StopAsync(_cancellationTokenSource?.Token ?? CancellationToken.None);
+        _ = Host?.StopAsync(CancellationTokenSource?.Token ?? CancellationToken.None);
 
         // flush logs
         Log.CloseAndFlush();

CSharp/Applications/AvaloniaSerilogDI/Program.cs

@@ -3,7 +3,7 @@ using System;
 
 namespace AvaloniaSerilogDI;
 
-internal class Program
+internal sealed class Program
 {
     // Initialization code. Don't use any Avalonia, third-party APIs or any
     // SynchronizationContext-reliant code before AppMain is called: things aren't initialized

CSharp/Applications/AvaloniaSerilogDI/Views/MainWindow.axaml

@@ -10,8 +10,8 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
         
-        Title="C# AVALONIA SeriLog | LogViewer Control Example - Dot Net 7.0"
-        Icon="/Assets/avalonia-logo.ico"
+        Title="AvaloniaLoggingDI-Serilog"
+          Icon="/Assets/avalonia-logo.ico"
         WindowStartupLocation="CenterScreen" Height="634" Width="600">
 
     <control:LogViewerControl DataContext="{Binding LogViewer}" />