private void del_submit_button_Click(object sender, EventArgs e)
{
int id = int.Parse(del_flightidvalue_label.Text);
FormDatabaseHelper.removeFlightFromRoutes(id);
string origin = del_destination_combobox.Text;
string destination = del_destination_combobox.Text;
DataTable newEditTable;
BindingSource SBind = new BindingSource();
if ((del_origin_combobox.SelectedItem != null) && (del_destination_combobox.SelectedItem != null))
{
newEditTable = FormDatabaseHelper.updateEditGridViewTable(origin, destination);
}
else if ((del_origin_combobox.SelectedItem != null) && (del_destination_combobox.SelectedItem == null))
{
newEditTable = FormDatabaseHelper.updateEditGridViewTable(origin, null);
}
else if ((del_origin_combobox.SelectedItem == null) && (del_destination_combobox.SelectedItem != null))
{
newEditTable = FormDatabaseHelper.updateEditGridViewTable(null, destination);
}
else
{
newEditTable = FormDatabaseHelper.updateEditGridViewTable(null, null);
}
SBind.DataSource = newEditTable;
del_flights_datagridview.Columns.Clear();
deleteTableColumnSetup();
del_flights_datagridview.DataSource = SBind;
del_flights_datagridview.Refresh();
}