intl_phone_field_fork 3.3.1

A customised Flutter TextFormField to input international phone number along with country code.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:intl_phone_field_fork/intl_phone_field_fork.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  GlobalKey<FormState> _formKey = GlobalKey();

  FocusNode focusNode = FocusNode();

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(
        appBar: AppBar(
          title: Text('Phone Field Example'),
        ),
        body: Padding(
          padding: const EdgeInsets.symmetric(horizontal: 16.0),
          child: Form(
            key: _formKey,
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: <Widget>[
                SizedBox(height: 30),
                TextField(
                  decoration: InputDecoration(
                    labelText: 'Name',
                    border: OutlineInputBorder(
                      borderSide: BorderSide(),
                    ),
                  ),
                ),
                SizedBox(
                  height: 10,
                ),
                TextField(
                  decoration: InputDecoration(
                    labelText: 'Email',
                    border: OutlineInputBorder(
                      borderSide: BorderSide(),
                    ),
                  ),
                ),
                SizedBox(
                  height: 10,
                ),
                IntlPhoneField(
                  focusNode: focusNode,
                  decoration: InputDecoration(
                    labelText: 'Phone Number',
                    border: OutlineInputBorder(
                      borderSide: BorderSide(),
                    ),
                  ),
                  languageCode: "en",
                  onChanged: (phone) {
                    print(phone.completeNumber);
                  },
                  onCountryChanged: (country) {
                    print('Country changed to: ' + country.name);
                  },
                ),
                SizedBox(
                  height: 10,
                ),
                MaterialButton(
                  child: Text('Submit'),
                  color: Theme.of(context).primaryColor,
                  textColor: Colors.white,
                  onPressed: () {
                    _formKey.currentState?.validate();
                  },
                ),
              ],
            ),
          ),
        ),
      ),
    );
  }
}