Csharp/CSharp Tutorial/GUI Windows Forms/NotifyIcon
NotifyIcon Sample
<source lang="csharp">using System; using System.Drawing; using System.Collections; using System.ruponentModel; using System.Windows.Forms; using System.Data; namespace NotifyIconExample {
/// <summary> /// Summary description for NotifyIconForm. /// </summary> public class NotifyIconForm : System.Windows.Forms.Form { private System.Windows.Forms.NotifyIcon notifyIcon1; private System.Windows.Forms.Button button1; private System.ruponentModel.IContainer components; public NotifyIconForm() { // // Required for Windows Form Designer support // InitializeComponent(); // // TODO: Add any constructor code after InitializeComponent call // this.notifyIcon1.DoubleClick += new System.EventHandler(this.notifyIcon1_DoubleClick); } /// <summary> /// Clean up any resources being used. /// </summary> protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } #region Windows Form Designer generated code /// <summary> /// Required method for Designer support - do not modify /// the contents of this method with the code editor. /// </summary> private void InitializeComponent() { this.ruponents = new System.ruponentModel.Container(); this.notifyIcon1 = new System.Windows.Forms.NotifyIcon(this.ruponents); this.button1 = new System.Windows.Forms.Button(); this.SuspendLayout(); // // notifyIcon1 // this.notifyIcon1.Icon = new Icon("yourIcon.ico"); this.notifyIcon1.Text = "Hello from NotifyIconExample"; // // button1 // this.button1.Location = new System.Drawing.Point(109, 122); this.button1.Name = "button1"; this.button1.TabIndex = 0; this.button1.Text = "Hide in tray"; this.button1.Click += new System.EventHandler(this.button1_Click); // // NotifyIconForm // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(292, 266); this.Controls.AddRange(new System.Windows.Forms.Control[] { this.button1}); this.Name = "NotifyIconForm"; this.Text = "NotifyIconForm"; this.ResumeLayout(false); } #endregion /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.Run(new NotifyIconForm()); } private void button1_Click(object sender, System.EventArgs e) { notifyIcon1.Visible = true; this.Visible = false; } private void notifyIcon1_DoubleClick(object sender, System.EventArgs e) { notifyIcon1.Visible = false; this.Visible = true; } }
}</source>
Use Timer to update NotifyIcon
<source lang="csharp">using System; using System.Drawing; using System.Windows.Forms; public class NotifyIconTimerUpdate : Form {
private Icon[] images = new Icon[8]; int index = 0; public NotifyIconTimerUpdate() { InitializeComponent(); images[0] = new Icon("1.ico"); images[1] = new Icon("2.ico"); images[2] = new Icon("3.ico"); images[3] = new Icon("4.ico"); images[4] = new Icon("5.ico"); images[5] = new Icon("1.ico"); images[6] = new Icon("2.ico"); images[7] = new Icon("3.ico"); } private void timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e) { notifyIcon.Icon = images[index]; index++; if (index > 7) index = 0; } [STAThread] public static void Main(string[] args) { Application.Run(new NotifyIconTimerUpdate()); } private System.Windows.Forms.NotifyIcon notifyIcon; private System.Timers.Timer timer; private System.ruponentModel.IContainer components = null; private void InitializeComponent() { this.ruponents = new System.ruponentModel.Container(); this.notifyIcon = new System.Windows.Forms.NotifyIcon(this.ruponents); this.timer = new System.Timers.Timer(); ((System.ruponentModel.ISupportInitialize)(this.timer)).BeginInit(); this.SuspendLayout(); // // notifyIcon // this.notifyIcon.Text = "notifyIcon1"; this.notifyIcon.Visible = true; // // timer // this.timer.Enabled = true; this.timer.Interval = 1000; this.timer.SynchronizingObject = this; this.timer.Elapsed += new System.Timers.ElapsedEventHandler(this.timer_Elapsed); // // NotifyIconTimerUpdate // this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F); this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.ClientSize = new System.Drawing.Size(340, 174); ((System.ruponentModel.ISupportInitialize)(this.timer)).EndInit(); this.ResumeLayout(false); }
}</source>
Use Timer to update User interface: NotifyIcon
<source lang="csharp">using System; using System.Drawing; using System.Windows.Forms; public class NotifyIconTimerUpdate : Form {
private Icon[] images = new Icon[8]; int index = 0; public NotifyIconTimerUpdate() { InitializeComponent(); images[0] = new Icon("1.ico"); images[1] = new Icon("2.ico"); images[2] = new Icon("3.ico"); images[3] = new Icon("4.ico"); images[4] = new Icon("5.ico"); images[5] = new Icon("1.ico"); images[6] = new Icon("2.ico"); images[7] = new Icon("3.ico"); } private void timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e) { notifyIcon.Icon = images[index]; index++; if (index > 7) index = 0; } [STAThread] public static void Main(string[] args) { Application.Run(new NotifyIconTimerUpdate()); } private System.Windows.Forms.NotifyIcon notifyIcon; private System.Timers.Timer timer; private System.ruponentModel.IContainer components = null; private void InitializeComponent() { this.ruponents = new System.ruponentModel.Container(); this.notifyIcon = new System.Windows.Forms.NotifyIcon(this.ruponents); this.timer = new System.Timers.Timer(); ((System.ruponentModel.ISupportInitialize)(this.timer)).BeginInit(); this.SuspendLayout(); // // notifyIcon // this.notifyIcon.Text = "notifyIcon1"; this.notifyIcon.Visible = true; // // timer // this.timer.Enabled = true; this.timer.Interval = 1000; this.timer.SynchronizingObject = this; this.timer.Elapsed += new System.Timers.ElapsedEventHandler(this.timer_Elapsed); // // NotifyIconTimerUpdate // this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F); this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.ClientSize = new System.Drawing.Size(340, 174); ((System.ruponentModel.ISupportInitialize)(this.timer)).EndInit(); this.ResumeLayout(false); }
}</source>