Beispiel #1
0
 public static frmCommande getInstance()
 {
     if (instance == null)
     {
         instance = new frmCommande();
     }
     return(instance);
 }
        private void btnCatClientValider_Click(object sender, EventArgs e)
        {
            frmCommande f = frmCommande.getInstance();

            if (f != null)
            {
                f.Show();
            }
        }