1 private void notifyIcon1_MouseDoubleClick(object sender, MouseEventArgs e)
2 {
3     this.Show();//显示界面
4     this.WindowState = FormWindowState.Normal;
5     this.ShowInTaskbar = true;//显示在任务栏
6 }

1 private void FormMain_Resize(object sender, EventArgs e)
2 {
3     if (this.WindowState == FormWindowState.Minimized)
4     {
5         this.Hide();
6         this.ShowInTaskbar = false;
7     }
8 }