PIN input field widget for flutter

PinPut

100% Dart based and lightweight PIN input field widget for Flutter.

This widget keeps whole width of parent widget and layouts textfields in a way to create PIN code input field look it accepts string of any length and calls the onSubmit method when all fields are filled.

Installation

Install the latest version from pub.

Properties

Example

Import the package:

import 'package:flutter/material.dart';
import 'package:pinput/pin_put/pin_put.dart';

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

class PinPutTest extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        theme: ThemeData(
          primaryColor: Colors.green,
          hintColor: Colors.green,
        ),
        home: Scaffold(
            body: Builder(
          builder: (context) => Padding(
                padding: const EdgeInsets.all(40.0),
                child: Center(
                  child: PinPut(
                    fieldsCount: 4,
                    onSubmit: (String pin) => _showSnackBar(pin, context),
                  ),
                ),
              ),
        )));
  }

  void _showSnackBar(String pin, BuildContext context) {
    final snackBar = SnackBar(
      duration: Duration(seconds: 5),
      content: Container(
          height: 80.0,
          child: Center(
            child: Text(
              'Pin Submitted. Value: $pin',
              style: TextStyle(fontSize: 25.0),
            ),
          )),
      backgroundColor: Colors.greenAccent,
    );
    Scaffold.of(context).showSnackBar(snackBar);
  }
}

GitHub