c#使用热键启动事件？

   [DllImport("user32.dll")]

   private static extern bool UnregisterHotKey(IntPtr hWnd, int id);

   // 定义常量

   private const int WM_HOTKEY = 0x0312;

   private static int currentId = 0;

   // 定义事件

   public static event EventHandler<HotKeyEventArgs> HotKeyPressed;

   // 注册热键

   public static int RegisterHotKey(Keys key, KeyModifiers modifiers)

   {

       currentId++;

       RegisterHotKey(IntPtr.Zero, currentId, (int)modifiers, key);

       return currentId;

   }

   // 取消注册热键

   public static void UnregisterHotKey(int id)

   {

       UnregisterHotKey(IntPtr.Zero, id);

   }

   // 处理热键消息

   public static void ProcessHotKey(Message message)

   {

       if (message.Msg == WM_HOTKEY)

       {

           int id = message.WParam.ToInt32();

           HotKeyPressed?.Invoke(null, new HotKeyEventArgs(id));

       }

   }

       // 注册热键，当用户按下Ctrl+Alt+C时触发事件

       int hotKeyId = HotKeyManager.RegisterHotKey(Keys.C, KeyModifiers.Control | KeyModifiers.Alt);

       HotKeyManager.HotKeyPressed += HotKeyManager_HotKeyPressed;

   }

   private void HotKeyManager_HotKeyPressed(object sender, HotKeyEventArgs e)

   {

       // 在这里处理热键事件

       MessageBox.Show("热键被触发！");

   }