Exemple #1
0
        private void btnFRemove_Click(object sender, EventArgs e)
        {
            if (IsInt(txtFlightId) == false)
            {
                MessageBox.Show("Id is not an integer");
                txtFlightId.Focus();
                return;
            }


            int id = Int32.Parse(txtFlightId.Text);
            KeyValuePair <int, String> selectedPair_airplane = (KeyValuePair <int, String>)comboAirplane.SelectedItem;
            int airplane_id = selectedPair_airplane.Key;

            if (flightDAO.isExistedFlightForDelete(id, airplane_id))
            {
                if (flightDAO.isFlightBooked(id) == false)
                {
                    flightDAO.deleteOwnerFlight(id, airplane_id);
                    flightDAO.deleteFlight(id);
                    MessageBox.Show("Delete successfully");
                    clearDataFlight();
                    updateDatagridFlight();
                }
                else
                {
                    MessageBox.Show("Cancel delete flight because user has booked it");
                }
            }
            else
            {
                MessageBox.Show("flight is not existed");
            }
        }