1 using System;
 2 using System.Windows;
 3 using System.Windows.Forms;
 4 
 5 namespace STExamClientService
 6 {
 7     /// <summary>
 8     /// MainWindow.xaml 的交互逻辑
 9     /// </summary>
10     public partial class MainWindow : Window
11     {
12         NotifyIcon notifyIcon;
13         public MainWindow()
14         {
15             InitializeComponent();
16 
17             this.notifyIcon = new NotifyIcon();
18             this.notifyIcon.Text = "xxx系统";//鼠标移入图标后显示的名称
19             this.notifyIcon.Icon = System.Drawing.Icon.ExtractAssociatedIcon(System.Windows.Forms.Application.ExecutablePath);
20             this.notifyIcon.Visible = true;
21             //打开菜单项
22             MenuItem show = new MenuItem("显示主窗体");
23             show.Click += new EventHandler(Show);
24             //退出菜单项
25             MenuItem exit = new MenuItem("退出");
26             exit.Click += new EventHandler(Close);
27             //关联托盘控件
28             MenuItem[] mis = new MenuItem[] { show, exit };
29             notifyIcon.ContextMenu = new ContextMenu(mis);
30 
31             this.notifyIcon.MouseDoubleClick += new MouseEventHandler((o, e) =>
32             {
33                 if (e.Button == MouseButtons.Left)
34                 {
35                     this.Show(o, e);
36                 }
37             });
38         }
39         /// <summary>
40         /// 显示窗体
41         /// </summary>
42         /// <param name="sender"></param>
43         /// <param name="e"></param>
44         private void Show(object sender, EventArgs e)
45         {
46             this.ShowInTaskbar = true;
47             this.WindowState = WindowState.Normal;
48             this.Activate();
49         } 
50         /// <summary>
51         /// 关闭窗体
52         /// </summary>
53         /// <param name="sender"></param>
54         /// <param name="e"></param>
55         private void Close(object sender, EventArgs e)
56         {
57             System.Windows.Application.Current.Shutdown();
58         } 
59         /// <summary>
60         /// 窗体状态改变
61         /// </summary>
62         /// <param name="sender"></param>
63         /// <param name="e"></param>
64         private void Window_StateChanged(object sender, EventArgs e)
65         {
66             //判断是否选择的是最小化按钮 
67             if (this.WindowState == WindowState.Minimized)
68             {
69                 //隐藏任务栏区图标 
70                 this.ShowInTaskbar = false;
71                 //图标显示在托盘区 
72                 this.notifyIcon.Visible = true;
73             }
74         }
75     }
76 }

XAML

 1 <Window x:Class="STExamClientService.MainWindow"
 2         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
 3         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
 4         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
 5         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
 6         xmlns:local="clr-namespace:STExamClientService"
 7         mc:Ignorable="d"
 8         Title="xxx系统" Height="450" Width="800" WindowStartupLocation="CenterScreen" StateChanged="Window_StateChanged" >
 9     <Grid/>
10 </Window>