• A simple multiselect dropdown which has Select All and Search options.
• You can use a simple list or a list of maps.

Features

• Use MultiSelectDropdown for list of maps.
• Use MultiSelectDropdown.simpleList for a simple list.

Getting started

• Add the package in your flutter project.
• Import the package import 'package:multiselect_dropdown_flutter/multiselect_dropdown_flutter.dart';.

Usage

class MultiSelectExample extends StatelessWidget {
  const MultiSelectExample({super.key});

  final List myList2 = const ['Dog', 'Cat', 'Mouse', 'Rabbit'];

  final List myList = const [
    {'id': 'dog', 'label': 'Dog'},
    {'id': 'cat', 'label': 'Cat'},
    {'id': 'mouse', 'label': 'Mouse'},
    {'id': 'rabbit', 'label': 'Rabbit'},
  ];

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Column(
        children: [
          MultiSelectDropdown(
            list: myList,
            initiallySelected: const [],
            onChange: (newList) {
              // your logic
            },
          ),
          const SizedBox(height: 50),
          MultiSelectDropdown.simpleList(
            list: myList2,
            initiallySelected: const [],
            onChange: (newList) {
              // your logic
            },
            includeSearch: true,
            includeSelectAll: true,
          ),
        ],
      ),
    );
  }
}

Parameters

Parameter Name	Description
list	List of options to select from
label	label key in a Map to show as an option. Defaults to 'label'
id	id key in a Map to identify an item. Defaults to 'id'
onChange	onChange callback, passes new list as argument
numberOfItemsLabelToShow	Number of items to show as text, beyond that it will show n selected
initiallySelected	Initially selected list
boxDecoration	Decoration for anchor element
isLarge	Dropdown size
width	Anchor and modal width
whenEmpty	Text to show when nothing is selected
includeSelectAll	Includes a select all button when true
includeSearch	Includes a search option when true
textStyle	TextStyle? for the text on anchor element
duration	Duration? for debounce in search option. Defaults to 300 milliseconds.
checkboxFillColor	checkbox fill color
splashColor	splash color on list tile
listTextStyle	text style for text on list tile

 

I will keep adding more functionalities.
You can raise an issue/feature request on github.
Please leave a like if you find this package useful.