loadMore method

@mustCallSuper Future<bool> loadMore()

Implementation

@mustCallSuper
Future<bool> loadMore() async {
  final IndicatorStatus preStatus = indicatorStatus;
  indicatorStatus = IndicatorStatus.loadingMoreBusying;
  if (preStatus != indicatorStatus) {
    _onStateChanged(this);
  }
  return await _innerloadData(true);
}