import 'package:scrollable_reorderable_navbar/scrollable_reorderable_navbar.dart';

    ScrollableReorderableNavBar(
      onItemTap: (arg) {
        setState(() {
          _selectedIndex = arg;
        });
      },
      onReorder: (oldIndex, newIndex) {
        final currItem = _items[_selectedIndex];
        if (oldIndex < newIndex) newIndex -= 1;
          final newItems = [..._items], item = newItems.removeAt(oldIndex);
          newItems.insert(newIndex, item);
        setState(() {
          _items = newItems;
          _selectedIndex = _items.indexOf(currItem);
        });
      },
    items: _items,
    selectedIndex: _selectedIndex,
    onDelete: (index) => setState(() => _items.removeAt(index)),
    deleteIndicationWidget: Container(
      padding: const EdgeInsets.only(bottom: 100),
      child: Align(
        alignment: Alignment.bottomCenter,
        child: Wrap(
          alignment: WrapAlignment.center,
          crossAxisAlignment: WrapCrossAlignment.center,
          direction: Axis.vertical,
          children: [
            Text("Tap on nav item to delete it.",
              style: Theme.of(context).textTheme.bodyText1,
              textAlign: TextAlign.center),
            TextButton(onPressed: () {}, child: const Text("DONE"))
          ],
        ),
      ),
    ),
  )