private void btnDangKyPhong_ItemClick_1(object sender, ItemClickEventArgs e) { Form frm = this.KiemTraTonTai(typeof(PresentationLayers.frmDangKyPhong)); if (frm != null) { frm.Activate(); } else { PresentationLayers.frmDangKyPhong f = new PresentationLayers.frmDangKyPhong(MaNV); f.MdiParent = this; f.Show(); } }
private void btnDKPhong_Click(object sender, EventArgs e) { frmDangKyPhong f = new frmDangKyPhong(); f.ShowDialog(); }