private void qRibbonItem4_ItemActivated(object sender, QCompositeEventArgs e) { if (kmr == null) { kmr = new FormKamar(); kmr.MdiParent = this; kmr.FormClosed += new FormClosedEventHandler(FormKamar_FormClosed); kmr.Show(); } else { kmr.Activate(); } }
private void FormKamar_FormClosed(object sender, FormClosedEventArgs e) { kmr = null; }