code: protected Widget getViewFromAdapter(final int index, ListItemHostWidget host) {
          return mAdapter == null ? null : mAdapter.getView(index, host.getGuest(), host);
      }
docs: Get view displays the data at the specified position in the {@link Adapter}
  @param index - item index in {@link Adapter}
  @param host - view using as a host for the adapter view
  @return view displays the data at the specified position