@Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    if (getArguments() != null) {
      Long id = getArguments().getLong(ARG_CELL_ID);
      cell = CellDB.load(CellDB.class, id);
      if ((numberCell = cell.sliderCell()) == null) {
        numberCell = new SliderCellDB();
        numberCell.setCell(cell);
        numberCell.save();
      }
    }
  }
 public static CellSliderConfigFragment newInstance(CellDB cell) {
   CellSliderConfigFragment fragment = new CellSliderConfigFragment();
   Bundle args = new Bundle();
   args.putLong(ARG_CELL_ID, cell.getId());
   fragment.setArguments(args);
   return fragment;
 }