添加单实例限制、应用图标、移除托盘设置菜单、快捷键暂停/恢复功能

单实例限制：通过命名Mutex和窗口消息广播确保只能运行一个实例，再次启动时唤起已有窗口应用图标：exe文件嵌入app.ico，托盘和窗口图标统一使用该图标文件移除托盘右键菜单中与显示主界面重复的设置选项快捷键暂停/恢复：托盘菜单和主界面侧边栏均添加切换按钮，通过MainViewModel.IsHotKeyEnabled双向同步
2026-05-10 14:10:52 +08:00
parent b715904439
commit f33c89d2c4
8 changed files with 116 additions and 26 deletions
--- a/PersonalToolBox/App.xaml.cs
+++ b/PersonalToolBox/App.xaml.cs
@@ -1,4 +1,6 @@
 using System.IO;
+using System.Runtime.InteropServices;
+using System.Threading;
 using System.Windows;
 using Microsoft.Extensions.DependencyInjection;
 using PersonalToolBox.Services;
@@ -17,6 +19,17 @@ public partial class App : System.Windows.Application
        Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
        "PersonalToolBox", "crash.log");

+    private const string AppMutexName = "PersonalToolBox_SingleInstance_8E2F4A1C";
+    private static Mutex? _mutex;
+
+    [DllImport("user32.dll")]
+    private static extern uint RegisterWindowMessage(string lpString);
+
+    [DllImport("user32.dll")]
+    private static extern bool PostMessage(IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);
+
+    private static readonly IntPtr HWND_BROADCAST = new IntPtr(0xFFFF);
+
    public App()
    {
        // 监听未处理的异常，写入文件日志
@@ -36,6 +49,15 @@ public partial class App : System.Windows.Application

    protected override async void OnStartup(StartupEventArgs e)
    {
+        _mutex = new Mutex(true, AppMutexName, out bool createdNew);
+        if (!createdNew)
+        {
+            uint msg = RegisterWindowMessage("PersonalToolBox_ShowMain");
+            PostMessage(HWND_BROADCAST, msg, IntPtr.Zero, IntPtr.Zero);
+            Shutdown();
+            return;
+        }
+
        try
        {
            base.OnStartup(e);
--- a/PersonalToolBox/Helpers/HotKeyManager.cs
+++ b/PersonalToolBox/Helpers/HotKeyManager.cs
@@ -16,6 +16,8 @@ public class HotKeyManager
    private readonly ILogService _logService;
    private readonly IProcessExecutionService _processService;

+    public bool IsEnabled { get; set; } = true;
+
    // ──────────────── Win32 API ────────────────

    private const int WM_HOTKEY = 0x0312;
@@ -103,6 +105,7 @@ public class HotKeyManager
    public bool TryHandleMessage(int msg, IntPtr wParam, IntPtr lParam)
    {
        if (msg != WM_HOTKEY) return false;
+        if (!IsEnabled) return true;

        int id = wParam.ToInt32();
        if (_hotkeyMap.TryGetValue(id, out var tool))
--- a/PersonalToolBox/PersonalToolBox.csproj
+++ b/PersonalToolBox/PersonalToolBox.csproj
@@ -7,6 +7,7 @@
    <ImplicitUsings>disable</ImplicitUsings>
    <UseWPF>true</UseWPF>
    <UseWindowsForms>true</UseWindowsForms>
+    <ApplicationIcon>Resources\app.ico</ApplicationIcon>
  </PropertyGroup>

  <ItemGroup>
@@ -16,4 +17,10 @@
    <PackageReference Include="System.Text.Json" Version="10.0.7" />
  </ItemGroup>

+  <ItemGroup>
+    <Content Include="Resources\app.ico">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
+  </ItemGroup>
+
 </Project>
--- a/PersonalToolBox/Resources/app.ico
+++ b/PersonalToolBox/Resources/app.ico
--- a/PersonalToolBox/ViewModels/MainViewModel.cs
+++ b/PersonalToolBox/ViewModels/MainViewModel.cs
@@ -66,6 +66,9 @@ public partial class MainViewModel : ObservableObject
    [ObservableProperty]
    private bool _isAutoStart;

+    [ObservableProperty]
+    private bool _isHotKeyEnabled = true;
+
    // ───────────────────────────── 命令 ─────────────────────────────

    [RelayCommand]
@@ -94,6 +97,15 @@ public partial class MainViewModel : ObservableObject
        _logService.Info(IsAutoStart ? "已启用开机自启动" : "已关闭开机自启动");
    }

+    [RelayCommand]
+    private void ToggleHotKey()
+    {
+        IsHotKeyEnabled = !IsHotKeyEnabled;
+        _hotKeyManager.IsEnabled = IsHotKeyEnabled;
+        var status = IsHotKeyEnabled ? "已恢复" : "已暂停";
+        _logService.Info($"{status}快捷键功能");
+    }
+
    /// <summary>
    /// 供 MainWindow 外部调用，用于输出提示信息
    /// </summary>
--- a/PersonalToolBox/Views/MainWindow.xaml
+++ b/PersonalToolBox/Views/MainWindow.xaml
@@ -178,6 +178,7 @@
                        <RowDefinition Height="42"/>
                        <RowDefinition Height="42"/>
                        <RowDefinition Height="45"/>
+                        <RowDefinition Height="45"/>
                    </Grid.RowDefinitions>

                    <ListBox Grid.Row="0"
@@ -277,7 +278,7 @@
                            BorderBrush="{DynamicResource Theme.CardBorder}"
                            Foreground="{DynamicResource Theme.Foreground}"
                            FontSize="12"
-                            Height="35" Margin="10,0,10,10"
+                            Height="35" Margin="10,0,10,3"
                            Cursor="Hand">
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="◐" FontSize="16" Margin="0,0,8,0"
@@ -285,6 +286,28 @@
                            <TextBlock Text="切换主题" VerticalAlignment="Center"/>
                        </StackPanel>
                    </Button>
+
+                    <Button Grid.Row="4"
+                            Command="{Binding ToggleHotKeyCommand}"
+                            Background="Transparent"
+                            BorderThickness="1"
+                            BorderBrush="{DynamicResource Theme.CardBorder}"
+                            Foreground="{DynamicResource Theme.Foreground}"
+                            FontSize="12"
+                            Height="35" Margin="10,0,10,10"
+                            Cursor="Hand">
+                        <Button.Resources>
+                            <Style TargetType="TextBlock">
+                                <Setter Property="Text" Value="⏸ 暂停快捷键"/>
+                                <Style.Triggers>
+                                    <DataTrigger Binding="{Binding IsHotKeyEnabled}" Value="False">
+                                        <Setter Property="Text" Value="▶ 恢复快捷键"/>
+                                    </DataTrigger>
+                                </Style.Triggers>
+                            </Style>
+                        </Button.Resources>
+                        <TextBlock VerticalAlignment="Center" TextAlignment="Center"/>
+                    </Button>
                </Grid>
            </Border>

--- a/PersonalToolBox/Views/MainWindow.xaml.cs
+++ b/PersonalToolBox/Views/MainWindow.xaml.cs
@@ -3,10 +3,13 @@ using System.Collections.Specialized;
 using System.ComponentModel;
 using System.Drawing;
 using System.Globalization;
+using System.IO;
+using System.Runtime.InteropServices;
 using System.Windows;
 using System.Windows.Data;
 using System.Windows.Forms;
 using System.Windows.Interop;
+using System.Windows.Media.Imaging;
 using FontAwesome.Sharp;
 using PersonalToolBox.Helpers;
 using PersonalToolBox.ViewModels;
@@ -18,8 +21,14 @@ public partial class MainWindow : Window
    private readonly MainViewModel _viewModel;
    private readonly HotKeyManager _hotKeyManager;
    private NotifyIcon? _notifyIcon;
+    private ToolStripMenuItem? _hotKeyToggleMenuItem;
    private bool _canActuallyClose;

+    [DllImport("user32.dll")]
+    private static extern uint RegisterWindowMessage(string lpString);
+
+    private readonly int _showMainMsg;
+
    public MainWindow(MainViewModel viewModel, HotKeyManager hotKeyManager)
    {
        InitializeComponent();
@@ -28,7 +37,18 @@ public partial class MainWindow : Window
        _hotKeyManager = hotKeyManager;
        DataContext = viewModel;

+        _showMainMsg = (int)RegisterWindowMessage("PersonalToolBox_ShowMain");
+
+        var iconPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Resources", "app.ico");
+        if (File.Exists(iconPath))
+        {
+            using var stream = File.OpenRead(iconPath);
+            var decoder = BitmapDecoder.Create(stream, BitmapCreateOptions.None, BitmapCacheOption.OnLoad);
+            this.Icon = decoder.Frames[0];
+        }
+
        viewModel.Logs.CollectionChanged += OnLogsCollectionChanged;
+        viewModel.PropertyChanged += OnViewModelPropertyChanged;

        CreateTrayIcon();
    }
@@ -53,9 +73,14 @@ public partial class MainWindow : Window
    /// </summary>
    private void CreateTrayIcon()
    {
+        var iconPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Resources", "app.ico");
+        var trayIcon = File.Exists(iconPath)
+            ? new System.Drawing.Icon(iconPath)
+            : System.Drawing.SystemIcons.Application;
+
        _notifyIcon = new NotifyIcon
        {
-            Icon = CreateAppIcon(),
+            Icon = trayIcon,
            Visible = true,
            Text = "个人工具箱"
        };
@@ -68,26 +93,17 @@ public partial class MainWindow : Window

        var menu = new ContextMenuStrip();
        menu.Items.Add("显示主界面", null, (_, _) => ShowMainWindow());
-        menu.Items.Add("设置", null, (_, _) => OpenSettings());
+
+        _hotKeyToggleMenuItem = new ToolStripMenuItem(
+            _viewModel.IsHotKeyEnabled ? "暂停快捷键功能" : "恢复快捷键功能");
+        _hotKeyToggleMenuItem.Click += (_, _) => _viewModel.ToggleHotKeyCommand.Execute(null);
+        menu.Items.Add(_hotKeyToggleMenuItem);
+
        menu.Items.Add(new ToolStripSeparator());
        menu.Items.Add("彻底退出", null, (_, _) => ExitApplication());
        _notifyIcon.ContextMenuStrip = menu;
    }

-    /// <summary>
-    /// 程序化生成 32x32 托盘图标
-    /// </summary>
-    private static System.Drawing.Icon CreateAppIcon()
-    {
-        var bmp = new System.Drawing.Bitmap(32, 32);
-        using var g = System.Drawing.Graphics.FromImage(bmp);
-        g.Clear(System.Drawing.Color.FromArgb(30, 30, 46));
-        using var font = new System.Drawing.Font(System.Drawing.FontFamily.GenericSansSerif, 16, System.Drawing.FontStyle.Bold);
-        using var brush = new System.Drawing.SolidBrush(System.Drawing.Color.FromArgb(137, 180, 250));
-        g.DrawString("T", font, brush, new System.Drawing.PointF(6, 3));
-        return System.Drawing.Icon.FromHandle(bmp.GetHicon());
-    }
-
    /// <summary>
    /// 左键托盘图标：切换窗口显示/隐藏
    /// </summary>
@@ -109,15 +125,6 @@ public partial class MainWindow : Window
        Activate();
    }

-    /// <summary>
-    /// 打开设置（当前无额外设置界面，提示使用内置功能）
-    /// </summary>
-    private void OpenSettings()
-    {
-        ShowMainWindow();
-        _viewModel.LogServiceMessage("设置功能可通过左侧栏管理分类和主题切换");
-    }
-
    /// <summary>
    /// 彻底退出程序
    /// </summary>
@@ -146,10 +153,26 @@ public partial class MainWindow : Window

    private IntPtr WndProcHook(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
    {
+        if (msg == _showMainMsg)
+        {
+            Dispatcher.Invoke(() => ShowMainWindow());
+            handled = true;
+            return IntPtr.Zero;
+        }
+
        handled = _hotKeyManager.TryHandleMessage(msg, wParam, lParam);
        return IntPtr.Zero;
    }

+    private void OnViewModelPropertyChanged(object? sender, PropertyChangedEventArgs e)
+    {
+        if (e.PropertyName == nameof(MainViewModel.IsHotKeyEnabled) && _hotKeyToggleMenuItem != null)
+        {
+            bool enabled = _viewModel.IsHotKeyEnabled;
+            _hotKeyToggleMenuItem.Text = enabled ? "暂停快捷键功能" : "恢复快捷键功能";
+        }
+    }
+
    private void OnLogsCollectionChanged(object? sender, NotifyCollectionChangedEventArgs e)
    {
        if (e.Action == NotifyCollectionChangedAction.Add && LogListBox.Items.Count > 0)