.net core 5 wpf 系统托盘

 1     public static class WindowsTaskbarIcon
 2     {
 3         static TaskbarIcon WindowsNotifyIcon { get; set; }
 4 
 5         public static void Open()
 6         {
 7             if (WindowsNotifyIcon is null)
 8             {
 9                 InitNotifyIcon();
10             }
11         }
12         ///初始化托盘控件
13         static void InitNotifyIcon()
14         {
15             WindowsNotifyIcon = new TaskbarIcon();
16             WindowsNotifyIcon.Icon = new Drawing.Icon("StaticResource/favicon.ico");
17             ContextMenu context = new ContextMenu();
18             MenuItem show = new MenuItem();
19             show.Header = "显示";
20             show.FontSize = 18;
21             show.Click += delegate (object sender, RoutedEventArgs e)
22             {
23                 Application.Current.MainWindow.Show();
24             };
25             context.Items.Add(show);
26 
27             MenuItem hide = new MenuItem();
28             hide.Header = "隐藏";
29             hide.FontSize = 18;
30             hide.Click += delegate (object sender, RoutedEventArgs e)
31             {
32                 Application.Current.MainWindow.Hide();
33             };
34             context.Items.Add(hide);
35 
36             MenuItem exit = new MenuItem();
37             exit.Header = "退出";
38             exit.FontSize = 18;
39             exit.Click += delegate (object sender, RoutedEventArgs e)
40             {
41                 Environment.Exit(0);
42             };
43             context.Items.Add(exit);
44             WindowsNotifyIcon.ContextMenu = context;
45         }
46     }