private void roadSaveButton_Click(object sender, EventArgs e)
        {
            roadPermitClass roadPermitObj = new roadPermitClass();
            roadPermitObj.TypeOfCar = typeOfCarComboBox.Text;
            roadPermitObj.CarId = carIdTextBox.Text;
            roadPermitObj.CarLisenceNumber = carLisenceNumbertextBox.Text;
            roadPermitObj.RoadPermit = carRoadPermitTextBox.Text;
            roadInformationGetway getway = new roadInformationGetway();
            getway.saveRoadInformation(roadPermitObj);

            MessageBox.Show("inforMation Save");
        }
        private void showCarNameAndIdButton_Click(object sender, EventArgs e)
        {
            string roadpermitserch;
            roadpermitserch=showRoadPermitTextBox.Text;
             string connectionString = @"server=DUET-559FE4FA51\SQLEXPRESS;integrated security = SSPI; database = VehicleInformationDB;";
            SqlConnection connection = new SqlConnection(connectionString);
            connection.Open();

            string queryString = "SELECT  FROM roadInformationTable WHERE roadPermit='"+roadpermitserch+"'" ;
            SqlCommand command = new SqlCommand(queryString, connection);
            command.ExecuteNonQuery();
            List<roadPermitClass> rodPer = new List<roadPermitClass>();
            roadInformationGetway roadGet = new roadInformationGetway();
            rodPer = roadGet.GetRoadInformation();
            carNameAndIdlistView.Items.Clear();
            foreach (roadPermitClass roadObj in rodPer)
            {
                ListViewItem roadList = new ListViewItem(roadObj.CarId);
                roadList.SubItems.Add(roadObj.CarLisenceNumber);
                carNameAndIdlistView.Items.Add(roadList);
            }
            connection.Close();
        }