scrollToItem method
Scrolls to item.
Requires the collection bloc to support BlocxCollectionScrollableMixin.
Implementation
void scrollToItem(T item, {bool highlightItem = false}) {
if (!_bloc.isScrollable) {
throw StateError(
'scrollToIndex can only be used on a bloc that mixes in '
'BlocxCollectionScrollableMixin<$T, $P>.',
);
}
final scrollableBloc = _bloc as BlocxCollectionScrollableMixin<T, P>;
scrollableBloc.add(
BlocxCollectionEventScrollToItem<T>(
item: item,
highlightItem: highlightItem,
),
);
}