private void POStile_Click(object sender, EventArgs e)
        {
            this.Hide();
            POS obj = POS.GetPOS();

            obj.Show();
        }
Пример #2
0
 public static POS GetPOS()
 {
     if (_instance == null)
     {
         _instance = new POS();
     }
     return(_instance);
 }