[base] 添加框架异常处理

JiLinApp/Core/Avalonia/RxAppExceptionHandler.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Diagnostics;
+
+namespace JiLinApp.Core.Avalonia;
+
+public class RxAppExceptionHandler : IObserver<Exception>
+{
+    private static RxAppExceptionHandler? _instance;
+
+    public static RxAppExceptionHandler Instance
+    {
+        get
+        {
+            return _instance ??= new();
+        }
+    }
+
+    public delegate void ExceptionHandler(Exception e);
+
+    public event ExceptionHandler? OnExceptionHandler;
+
+    public void OnNext(Exception e)
+    {
+        if (Debugger.IsAttached) Debugger.Break();
+        OnException(e);
+    }
+
+    public void OnError(Exception e)
+    {
+        if (Debugger.IsAttached) Debugger.Break();
+        OnException(e);
+    }
+
+    public void OnCompleted()
+    {
+    }
+
+    private void OnException(Exception e)
+    {
+        OnExceptionHandler?.Invoke(e);
+    }
+}

JiLinApp/JiLinApp.csproj

@@ -6,6 +6,7 @@
     <BuiltInComInteropSupport>true</BuiltInComInteropSupport>
     <ApplicationManifest>app.manifest</ApplicationManifest>
     <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
+	<SatelliteResourceLanguages>zh-Hans</SatelliteResourceLanguages>
   </PropertyGroup>
 
   <ItemGroup>

JiLinApp/Program.cs

@@ -1,7 +1,10 @@
 using Avalonia;
 using Avalonia.Media;
 using Avalonia.ReactiveUI;
+using JiLinApp.Core.Avalonia;
+using ReactiveUI;
 using System;
+using System.Threading.Tasks;
 
 namespace JiLinApp;
 
@@ -11,12 +14,25 @@ internal class Program
     // SynchronizationContext-reliant code before AppMain is called: things aren't initialized
     // yet and stuff might break.
     [STAThread]
-    public static void Main(string[] args) => BuildAvaloniaApp()
+    public static void Main(string[] args)
-        .StartWithClassicDesktopLifetime(args);
+    {
+        GlobalInit();
+        try
+        {
+            AppBuilder appBuilder = BuildAvaloniaApp();
+            appBuilder.StartWithClassicDesktopLifetime(args);
+        }
+        catch (Exception)
+        {
+            //The global try-catch
+            throw;
+        }
+    }
 
     // Avalonia configuration, don't remove; also used by visual designer.
     public static AppBuilder BuildAvaloniaApp()
-        => AppBuilder.Configure<App>()
+    {
+        return AppBuilder.Configure<App>()
             .UsePlatformDetect()
             .WithInterFont()
             .LogToTrace()
@@ -33,3 +49,23 @@ internal class Program
                 }
             });
     }
+
+    #region extend
+
+    private static void GlobalInit()
+    {
+        // HandleExceptions
+        // Exceptions from another thread
+        TaskScheduler.UnobservedTaskException += (sender, e) =>
+        {
+            e.SetObserved();
+        };
+        // Exceptions from Reactive UI
+        RxAppExceptionHandler.Instance.OnExceptionHandler += e =>
+        {
+        };
+        RxApp.DefaultExceptionHandler = RxAppExceptionHandler.Instance;
+    }
+
+    #endregion extend
+}