private void ThemXe() { // Khoi tao doi tuong DoiTac voi ma Xe objXe = new Xe(); frmXe frm = new frmXe(objXe, true, G_LoaiXe, G_Gara);// them moi if (frm.ShowDialog(this) == DialogResult.OK) { objXe = frm.GetXe(); frm.Dispose(); //Insert DataBase if (!objXe.Insert()) { new MessageBox.MessageBoxBA().Show("Lỗi thêm mới xe taxi"); return; } else { //Load lai grid LoadListXe(); } } else { return; } }