dropdown_formfield 0.1.1

  • Readme
  • Changelog
  • Example
  • Installing
  • 95

Buy Me A Coffee

Dropdown form field #

A dropdown form field using a dropdown button inside a form field.

Demo #

Features #

  • Can be used as regular form field.
  • Simple to implement.
  • Simple and intuitive to use in the app.
  • Provides validation of data.
  • Provides requirement of the field.
  • Follows the app theme and colors.

Example #

import 'package:dropdown_formfield/dropdown_formfield.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  Widget build(BuildContext context) {
    return MaterialApp(
      home: MyHomePage(),

class MyHomePage extends StatefulWidget {
  _MyHomePageState createState() => _MyHomePageState();

class _MyHomePageState extends State<MyHomePage> {
  String _myActivity;
  String _myActivityResult;
  final formKey = new GlobalKey<FormState>();

  void initState() {
    _myActivity = '';
    _myActivityResult = '';

  _saveForm() {
    var form = formKey.currentState;
    if (form.validate()) {
      setState(() {
        _myActivityResult = _myActivity;

  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Dropdown Formfield Example'),
      body: Center(
        child: Form(
          key: formKey,
          child: Column(
            mainAxisAlignment: MainAxisAlignment.start,
            children: <Widget>[
                padding: EdgeInsets.all(16),
                child: DropDownFormField(
                  titleText: 'My workout',
                  hintText: 'Please choose one',
                  value: _myActivity,
                  onSaved: (value) {
                    setState(() {
                      _myActivity = value;
                  onChanged: (value) {
                    setState(() {
                      _myActivity = value;
                  dataSource: [
                      "display": "Running",
                      "value": "Running",
                      "display": "Climbing",
                      "value": "Climbing",
                      "display": "Walking",
                      "value": "Walking",
                      "display": "Swimming",
                      "value": "Swimming",
                      "display": "Soccer Practice",
                      "value": "Soccer Practice",
                      "display": "Baseball Practice",
                      "value": "Baseball Practice",
                      "display": "Football Practice",
                      "value": "Football Practice",
                  textField: 'display',
                  valueField: 'value',
                padding: EdgeInsets.all(8),
                child: RaisedButton(
                  child: Text('Save'),
                  onPressed: _saveForm,
                padding: EdgeInsets.all(16),
                child: Text(_myActivityResult),

License #

This project is licensed under the BSD License. See the LICENSE file for details.

[0.1.1] - 09/27/2019

  • Changed README.

[0.1.0] - 03/26/2019

  • First release.


example #

A new Flutter project.

Getting Started #

This project is a starting point for a Flutter application.

A few resources to get you started if this is your first Flutter project:

For help getting started with Flutter, view our online documentation, which offers tutorials, samples, guidance on mobile development, and a full API reference.

Use this package as a library

1. Depend on it

Add this to your package's pubspec.yaml file:

  dropdown_formfield: ^0.1.1

2. Install it

You can install packages from the command line:

with Flutter:

$ flutter pub get

Alternatively, your editor might support flutter pub get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:

import 'package:dropdown_formfield/dropdown_formfield.dart';
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Learn more about scoring.

We analyzed this package on Nov 21, 2019, and provided a score, details, and suggestions below. Analysis was completed with status completed using:

  • Dart: 2.6.1
  • pana: 0.12.21
  • Flutter: 1.9.1+hotfix.6


Detected platforms: Flutter

References Flutter, and has no conflicting libraries.

Health issues and suggestions

Document public APIs. (-1 points)

12 out of 12 API elements have no dartdoc comment.Providing good documentation for libraries, classes, functions, and other API elements improves code readability and helps developers find and use your API.

Format lib/dropdown_formfield.dart.

Run flutter format to format lib/dropdown_formfield.dart.


Package Constraint Resolved Available
Direct dependencies
Dart SDK >=2.1.0 <3.0.0
flutter 0.0.0
Transitive dependencies
collection 1.14.11 1.14.12
meta 1.1.7 1.1.8
sky_engine 0.0.99
typed_data 1.1.6
vector_math 2.0.8
Dev dependencies