private void jOPPDpripremaToolStripMenuItem_Click(object sender, EventArgs e) { if (priprema == null) { priprema = new JOPPD_priprema(); priprema.MdiParent = this; priprema.FormClosed += priprema_FormClosed; priprema.Show(); priprema.WindowState = FormWindowState.Maximized; } else { priprema.Activate(); } }
void priprema_FormClosed(object sender, FormClosedEventArgs e) { priprema = null; //throw new NotImplementedException(); }