public void SetStatus(ScheduleEntryState scheduleEntryState)
        {
            var list = new BAGlobalObject[] { SelectedEntry };

            reservationOperation(list.ToList(), delegate(BAGlobalObject obj)
            {
                ReservationsOperationParam param = new ReservationsOperationParam();
                param.EntryId       = obj.GlobalId;
                param.OperationType = scheduleEntryState == ScheduleEntryState.Done ? ReservationsOperationType.StatusDone : ReservationsOperationType.StatusCancelled;
                return(param);
            });
        }