private void settingslbl_Click(object sender, EventArgs e) { if (settings == null) { settings = new usettings(); settings.pro = prop; settings.pro2 = prop2; settings.MdiParent = this; settings.FormClosed += Settings_FormClosed; settings.Show(); } else { settings.Activate(); } }
private void Settings_FormClosed(object sender, FormClosedEventArgs e) { settings = null; //throw new NotImplementedException(); }