private void LoadingData() { switch (_stateRental) { case StateRentalEnum.Activated: _rentals = _rentalService.GetRentalsByState(StateRentalEnum.Activated, StateProductEnum.NonAvailable); break; case StateRentalEnum.Returned: _rentals = _rentalService.GetRentalsByState(StateRentalEnum.Returned); break; default: _rentals = _rentalService.All(); break; } }