feat: Claude Code 原生 Windows 通知（C# / .NET 10 + Avalonia 12）

为 Claude Code 提供原生 Windows toast 通知：点击跳回原窗口、切回 Windows Terminal 标签、跨虚拟桌面、调用方图标、非阻塞投递；NativeAOT 单文件分发。
2026-06-22 18:05:15 +08:00
commit 5ce2c8a982
53 changed files with 3889 additions and 0 deletions
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+using System;
+using System.Threading;
+using Avalonia;
+using Avalonia.Controls;
+using Notify.Cli;
+using Notify.Ipc;
+
+namespace Notify;
+
+internal static class Program
+{
+    // 保活期间持有，确保 Host 单例
+    private static Mutex? _hostMutex;
+
+    // Avalonia configuration, don't remove; also used by the visual designer.
+    public static AppBuilder BuildAvaloniaApp() =>
+        AppBuilder.Configure<App>()
+            .UsePlatformDetect()
+            .WithInterFont()
+            .LogToTrace();
+
+    [STAThread]
+    public static int Main(string[] args)
+    {
+        var mode = args.Length > 0 ? args[0].ToLowerInvariant() : "host";
+
+        // 钩子子命令：纯互操作 / IPC，不加载 Avalonia
+        return mode switch
+        {
+            "save" => CliRunner.Save(),
+            "notify" => CliRunner.Notify(),
+            "input" => CliRunner.Input(),
+            "cleanup" => CliRunner.Cleanup(),
+            _ => RunHost(args),
+        };
+    }
+
+    // 常驻 Host：加载 Avalonia，无主窗口保活，监听命名管道
+    private static int RunHost(string[] args)
+    {
+        _hostMutex = new Mutex(true, IpcConstants.HostMutexName, out var created);
+        if (!created)
+        {
+            // 已有 Host 在跑，本进程退出
+            return 0;
+        }
+
+        BuildAvaloniaApp()
+            // OnExplicitShutdown = 持续保活：没有主窗口也不会退出，只有显式 Shutdown 才结束
+            .StartWithClassicDesktopLifetime(args, ShutdownMode.OnExplicitShutdown);
+        return 0;
+    }
+}