previewLiftedCount property

int get previewLiftedCount

Number of rows in the lifted range, 0 when nothing is lifted. O(1) read against the visible-subtree-size cache.

Implementation

int get previewLiftedCount {
  final nid = _preview.liftedNid;
  if (nid < 0) {
    return 0;
  }
  _ensureVisibleOrder();
  return _order.subtreeSizeOf(nid);
}