using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Diagnostics; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace DS4Windows { public partial class Alreadyrunning : Form { Stopwatch sw; public Alreadyrunning() { InitializeComponent(); this.WindowState = FormWindowState.Minimized; Hide(); Timer t = new Timer(); t.Start(); t.Tick += t_Tick; sw = new Stopwatch(); sw.Start(); } void t_Tick(object sender, EventArgs e) { if (sw.ElapsedMilliseconds >= 10) this.Close(); } } }