addLoader method

Future<void> addLoader()

Add loader on the end on list for indicate lazy load is working

Implementation

Future<void> addLoader () async {
  _loaderShowing = true;
  _onLazyRunning = false;
  if (_animatedListKey.currentState != null) {
    _animatedListKey.currentState!.insertItem(_items.length, duration: widget.insertDuration);
  }
}