private void btnQLBA_Click(object sender, EventArgs e) { if (!CheckExistForm("FrmBan")) { Views.FrmBan Frm = new Views.FrmBan() { MdiParent = this, WindowState = FormWindowState.Maximized }; Frm.Show(); } else { ActiveChild("FrmBan"); } }
public void ThemBanMoi() { FrmBan uctban = new FrmBan(); uctban.Show(); }