A dropdown that works with all iterables instead of just lists. It has multiselect features for selecting multiple items as well.

Features

Use this package in your Flutter app to:

• select multiple items in dropdowns
• use iterables in a dropdown

Getting started

Add the package to your Flutter app

flutter pub add iterable_dropdown

Import the package where you want to use it

import 'package:iterable_dropdown/iterable_dropdown.dart';

Usage

Directly use the component

@override
Widget build(BuildContext context) {
  return IterableDropdown<String>.builder(
    items: items,
    itemBuilder: (context, index, item, selected, select) {
      return ListTile(
        key: ValueKey(item.key),
        title: Text(item.label),
        onTap: select,
        trailing: Icon(
          selected
            ? Icons.check_box_rounded
            : Icons.check_box_outline_blank_rounded,
        ),
      );
    },
    hintText: 'Select an option',
    selectionMode: SelectionMode.multi,
  );
}

Additional information

You can contribute to this package via the github repo