fix: 修复软件未完全退出问题

MainForm.cs

@@ -130,8 +130,6 @@ namespace TimerApp
 
             _monitor.Start();
 
-            SystemEvents.PowerModeChanged += OnPowerModeChanged;
-
             // Set tray icon
             try
             {
@@ -553,7 +551,6 @@ namespace TimerApp
             }
             else
             {
-                SystemEvents.PowerModeChanged -= OnPowerModeChanged;
                 notifyIcon1.Visible = false;
                 notifyIcon1.Dispose();
             }
@@ -599,6 +596,7 @@ namespace TimerApp
             notifyIcon1.Visible = false;
             notifyIcon1.Dispose();
             Application.Exit();
+            Environment.Exit(0);
         }
 
         private void pnlTitle_MouseDown(object sender, MouseEventArgs e)
@@ -619,15 +617,5 @@ namespace TimerApp
         {
             this.WindowState = FormWindowState.Minimized;
         }
-
-        private void OnPowerModeChanged(object sender, PowerModeChangedEventArgs e)
-        {
-            if (e.Mode == PowerModes.Resume)
-            {
-                // 系统唤醒时，强制重置媒体播放检测状态，
-                // 避免因检测线程挂起导致一直误报“正在播放”而无法进入工作状态。
-                NativeMethods.InvalidateMediaCache();
-            }
-        }
     }
 }