private void barButtonItem13_ItemClick(object sender, ItemClickEventArgs e) { barButtonItem13.ButtonStyle = BarButtonStyle.Check; RibonPasif(); if (tl == null) { tl = new frm_TeklifListesi(); tl.MdiParent = this; tl.FormClosed += new FormClosedEventHandler(Tl_FormClosed); tl.Show(); } else { tl.Activate(); } }
private void Tl_FormClosed(object sender, FormClosedEventArgs e) { tl = null; RibonAktif(); barButtonItem13.ButtonStyle = BarButtonStyle.Default; }