Use NotifyIcon class to display an icon for an application in the notification area. : NotifyIcon « GUI Windows Forms « C# / CSharp Tutorial

using System;
using System.Drawing;
using System.Windows.Forms;

public class Form1 : System.Windows.Forms.Form
    private System.Windows.Forms.NotifyIcon notifyIcon1;
    private System.Windows.Forms.ContextMenu contextMenu1;
    private System.Windows.Forms.MenuItem menuItem1;
    private System.ComponentModel.IContainer components;

    static void Main() 
        Application.Run(new Form1());

    public Form1()
        this.components = new System.ComponentModel.Container();
        this.contextMenu1 = new System.Windows.Forms.ContextMenu();
        this.menuItem1 = new System.Windows.Forms.MenuItem();

        this.contextMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {this.menuItem1});

        this.menuItem1.Index = 0;
        this.menuItem1.Text = "E&xit";
        this.menuItem1.Click += new System.EventHandler(this.menuItem1_Click);

        this.ClientSize = new System.Drawing.Size(292, 266);
        this.Text = "Notify Icon Example";

        this.notifyIcon1 = new System.Windows.Forms.NotifyIcon(this.components);

        notifyIcon1.Icon = new Icon("appicon.ico");

        notifyIcon1.ContextMenu = this.contextMenu1;

        notifyIcon1.Text = "Form1 (NotifyIcon example)";
        notifyIcon1.Visible = true;

        notifyIcon1.DoubleClick += new System.EventHandler(this.notifyIcon1_DoubleClick);
    protected override void Dispose( bool disposing )
        if( disposing )
            if (components != null)

        base.Dispose( disposing );

    private void notifyIcon1_DoubleClick(object Sender, EventArgs e) 
        if (this.WindowState == FormWindowState.Minimized)
            this.WindowState = FormWindowState.Normal;

    private void menuItem1_Click(object Sender, EventArgs e) {

23.43.1.NotifyIcon Sample
23.43.2.Use Timer to update NotifyIconUse Timer to update NotifyIcon
23.43.3.Use Timer to update User interface: NotifyIconUse Timer to update User interface: NotifyIcon
23.43.4.Use NotifyIcon class to display an icon for an application in the notification area.