fix.启动器一定要能够启动

LanMountainDesktop.Launcher/Views/ErrorWindow.axaml.cs

@@ -0,0 +1,239 @@
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+using Avalonia.Markup.Xaml;
+using Avalonia.Platform.Storage;
+
+namespace LanMountainDesktop.Launcher.Views;
+
+/// <summary>
+/// 错误窗口 - 显示启动失败信息，支持调试模式（隐藏入口）
+/// </summary>
+public partial class ErrorWindow : Window
+{
+    private readonly TaskCompletionSource<ErrorWindowResult> _completionSource = new();
+    private int _iconClickCount = 0;
+    private const int DebugModeClickThreshold = 5;
+    private bool _isDebugMode = false;
+    private string? _customHostPath;
+    private bool _devModeEnabled;
+
+    public ErrorWindow()
+    {
+        AvaloniaXamlLoader.Load(this);
+
+        // 先加载保存的状态
+        _devModeEnabled = LoadDevModeStateInternal();
+
+        InitializeComponents();
+    }
+
+    private void InitializeComponents()
+    {
+        // 错误图标点击事件（进入调试模式 - 隐藏功能）
+        var errorIconBorder = this.FindControl<Border>("ErrorIconBorder");
+        if (errorIconBorder is not null)
+        {
+            errorIconBorder.PointerPressed += OnErrorIconClick;
+        }
+
+        // 按钮事件
+        var retryButton = this.FindControl<Button>("RetryButton");
+        var exitButton = this.FindControl<Button>("ExitButton");
+
+        if (retryButton is not null)
+        {
+            retryButton.Click += OnRetryClick;
+        }
+
+        if (exitButton is not null)
+        {
+            exitButton.Click += OnExitClick;
+        }
+    }
+
+    /// <summary>
+    /// 设置错误消息
+    /// </summary>
+    public void SetErrorMessage(string message)
+    {
+        var errorText = this.FindControl<TextBlock>("ErrorMessageText");
+        if (errorText is not null)
+        {
+            errorText.Text = message;
+        }
+    }
+
+    /// <summary>
+    /// 获取用户选择的主程序路径
+    /// </summary>
+    public string? GetCustomHostPath() => _customHostPath;
+
+    /// <summary>
+    /// 是否启用了开发模式
+    /// </summary>
+    public bool IsDevModeEnabled() => _devModeEnabled;
+
+    /// <summary>
+    /// 等待用户选择
+    /// </summary>
+    public Task<ErrorWindowResult> WaitForChoiceAsync()
+    {
+        return _completionSource.Task;
+    }
+
+    /// <summary>
+    /// 错误图标点击事件 - 连续点击 5 次进入调试模式（隐藏功能）
+    /// </summary>
+    private void OnErrorIconClick(object? sender, Avalonia.Input.PointerPressedEventArgs e)
+    {
+        _iconClickCount++;
+
+        if (_iconClickCount >= DebugModeClickThreshold && !_isDebugMode)
+        {
+            EnterDebugMode();
+        }
+    }
+
+    /// <summary>
+    /// 进入调试模式 - 显示调试窗口
+    /// </summary>
+    private async void EnterDebugMode()
+    {
+        _isDebugMode = true;
+
+        // 创建并显示调试窗口
+        var debugWindow = new ErrorDebugWindow(_devModeEnabled, _customHostPath)
+        {
+            WindowStartupLocation = WindowStartupLocation.CenterOwner
+        };
+
+        // 订阅调试窗口关闭事件
+        debugWindow.Closed += (s, e) =>
+        {
+            // 更新状态
+            _devModeEnabled = debugWindow.IsDevModeEnabled;
+            _customHostPath = debugWindow.SelectedHostPath;
+
+            // 保存开发模式状态
+            SaveDevModeStateInternal(_devModeEnabled);
+
+            // 如果启用了开发模式且没有选择路径，自动扫描
+            if (_devModeEnabled && string.IsNullOrEmpty(_customHostPath))
+            {
+                ScanDevPaths();
+            }
+        };
+
+        await debugWindow.ShowDialog(this);
+    }
+
+    /// <summary>
+    /// 扫描开发路径
+    /// </summary>
+    private void ScanDevPaths()
+    {
+        var executable = OperatingSystem.IsWindows() ? "LanMountainDesktop.exe" : "LanMountainDesktop";
+        var possiblePaths = new[]
+        {
+            Path.Combine(AppContext.BaseDirectory, "..", "..", "LanMountainDesktop", "bin", "Debug", "net10.0", executable),
+            Path.Combine(AppContext.BaseDirectory, "..", "..", "LanMountainDesktop", "bin", "Release", "net10.0", executable),
+            Path.Combine(AppContext.BaseDirectory, "..", "LanMountainDesktop", "bin", "Debug", "net10.0", executable),
+            Path.Combine(AppContext.BaseDirectory, "..", "LanMountainDesktop", "bin", "Release", "net10.0", executable),
+            Path.Combine(AppContext.BaseDirectory, "..", "dev-test", "app-1.0.0-dev", executable),
+        };
+
+        foreach (var path in possiblePaths.Select(Path.GetFullPath).Distinct())
+        {
+            if (File.Exists(path))
+            {
+                _customHostPath = path;
+                break;
+            }
+        }
+    }
+
+    /// <summary>
+    /// 保存开发模式状态（内部方法）
+    /// </summary>
+    private static void SaveDevModeStateInternal(bool enabled)
+    {
+        try
+        {
+            var devModeFile = GetDevModeFilePath();
+            var dir = Path.GetDirectoryName(devModeFile);
+            if (!string.IsNullOrEmpty(dir) && !Directory.Exists(dir))
+            {
+                Directory.CreateDirectory(dir);
+            }
+            File.WriteAllText(devModeFile, enabled ? "1" : "0");
+        }
+        catch (Exception ex)
+        {
+            Console.Error.WriteLine($"Failed to save dev mode state: {ex.Message}");
+        }
+    }
+
+    /// <summary>
+    /// 加载开发模式状态（内部方法）
+    /// </summary>
+    private static bool LoadDevModeStateInternal()
+    {
+        try
+        {
+            var devModeFile = GetDevModeFilePath();
+            if (File.Exists(devModeFile))
+            {
+                var content = File.ReadAllText(devModeFile).Trim();
+                return content == "1";
+            }
+        }
+        catch (Exception ex)
+        {
+            Console.Error.WriteLine($"Failed to load dev mode state: {ex.Message}");
+        }
+        return false;
+    }
+
+    /// <summary>
+    /// 获取开发模式状态文件路径
+    /// </summary>
+    private static string GetDevModeFilePath()
+    {
+        var appData = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
+        return Path.Combine(appData, "LanMountainDesktop", ".launcher", "devmode.config");
+    }
+
+    /// <summary>
+    /// 检查是否启用了开发模式（静态方法，启动时调用）
+    /// </summary>
+    public static bool CheckDevModeEnabled()
+    {
+        return LoadDevModeStateInternal();
+    }
+
+    private void OnRetryClick(object? sender, RoutedEventArgs e)
+    {
+        _completionSource.TrySetResult(ErrorWindowResult.Retry);
+    }
+
+    private void OnExitClick(object? sender, RoutedEventArgs e)
+    {
+        _completionSource.TrySetResult(ErrorWindowResult.Exit);
+    }
+}
+
+/// <summary>
+/// 错误窗口用户选择结果
+/// </summary>
+public enum ErrorWindowResult
+{
+    /// <summary>
+    /// 重试
+    /// </summary>
+    Retry,
+
+    /// <summary>
+    /// 退出
+    /// </summary>
+    Exit
+}