verticalIndexedController property
Optional IndexedScrollController for vertical (row) index-based scrolling.
When provided, the body list uses IndexScrollListViewBuilder enabling programmatic scrolling to a specific row via IndexedScrollController.scrollToIndex. The raw ScrollController is accessible via IndexedScrollController.controller.
When omitted, an internal IndexedScrollController is created automatically wrapping a new ScrollController.
Implementation
final IndexedScrollController? verticalIndexedController;