protected override bool Update(object newValue)
 {
     if (ThisControl.Mode == DataMode.ManageCandidates)
     {
         ElectionsPoliticians.UpdateIsIncumbentByElectionKeyOfficeKeyPoliticianKey(
             (bool)newValue, ThisControl.SafeGetElectionKey(), ThisControl.SafeGetOfficeKey(),
             ThisControl.GetPoliticianKeyToEdit());
     }
     return(true);
 }