intl_phone_selector 1.0.1 
intl_phone_selector: ^1.0.1 copied to clipboard
syedbipul.meA highly customizable international phone number input package for Flutter with advanced validation, error handling, and multiple input styles.
import 'package:flutter/material.dart';
import 'package:intl_phone_selector/intl_phone_selector.dart';
import 'examples/basic_example.dart';
import 'examples/intermediate_example.dart';
import 'examples/advanced_example.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'International Phone Selector',
theme: ThemeData(
colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
useMaterial3: true,
fontFamily: 'System',
),
home: const ExampleSelector(),
);
}
}
class ExampleSelector extends StatelessWidget {
const ExampleSelector({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Scaffold(
body: Container(
decoration: BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [
Colors.blue.shade50,
Colors.white,
],
),
),
child: SafeArea(
child: Padding(
padding: const EdgeInsets.all(24.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
const SizedBox(height: 32),
// Header
Container(
padding: const EdgeInsets.all(24),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(16),
boxShadow: [
BoxShadow(
color: Colors.blue.shade100.withOpacity(0.5),
blurRadius: 10,
offset: const Offset(0, 5),
),
],
),
child: Column(
children: [
Container(
width: 80,
height: 80,
decoration: BoxDecoration(
color: Colors.blue.shade500,
borderRadius: BorderRadius.circular(20),
),
child: const Icon(
Icons.phone_android,
color: Colors.white,
size: 40,
),
),
const SizedBox(height: 16),
const Text(
'International Phone Selector',
style: TextStyle(
fontSize: 24,
fontWeight: FontWeight.bold,
),
textAlign: TextAlign.center,
),
const SizedBox(height: 8),
Text(
'Comprehensive examples for every skill level',
style: TextStyle(
fontSize: 16,
color: Colors.grey.shade600,
),
textAlign: TextAlign.center,
),
],
),
),
const SizedBox(height: 32),
// Examples
Expanded(
child: ListView(
children: [
_buildExampleCard(
context,
title: '🚀 Basic Example',
subtitle: 'Perfect for beginners',
description: 'Simple phone input with basic validation and minimal setup',
color: Colors.green,
features: [
'BasicPhoneInput widget',
'Simple validation',
'Country selection',
'Clear documentation',
],
onTap: () => Navigator.push(
context,
MaterialPageRoute(builder: (context) => const BasicExample()),
),
),
const SizedBox(height: 16),
_buildExampleCard(
context,
title: '⚡ Intermediate Example',
subtitle: 'For experienced developers',
description: 'Form integration, custom validation, and error handling',
color: Colors.orange,
features: [
'AdvancedPhoneInput widget',
'Form validation',
'Custom error handling',
'Real-time validation',
],
onTap: () => Navigator.push(
context,
MaterialPageRoute(builder: (context) => const IntermediateExample()),
),
),
const SizedBox(height: 16),
_buildExampleCard(
context,
title: '🏆 Advanced Example',
subtitle: 'For seasoned professionals',
description: 'Multiple phone inputs, business logic, and production patterns',
color: Colors.purple,
features: [
'Multiple phone controllers',
'Business validation logic',
'Advanced UI patterns',
'Production-ready code',
],
onTap: () => Navigator.push(
context,
MaterialPageRoute(builder: (context) => const AdvancedExample()),
),
),
const SizedBox(height: 32),
// Original demo card
Card(
elevation: 4,
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Icon(Icons.science, color: Colors.blue.shade600),
const SizedBox(width: 8),
const Text(
'🧪 Original Demo',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
),
),
],
),
const SizedBox(height: 8),
const Text(
'The original demonstration showing basic and custom implementations side by side.',
),
const SizedBox(height: 16),
SizedBox(
width: double.infinity,
child: ElevatedButton(
onPressed: () => Navigator.push(
context,
MaterialPageRoute(
builder: (context) => const PhoneSelectorDemo(),
),
),
style: ElevatedButton.styleFrom(
backgroundColor: Colors.blue.shade600,
foregroundColor: Colors.white,
),
child: const Text('View Original Demo'),
),
),
],
),
),
),
],
),
),
],
),
),
),
),
);
}
Widget _buildExampleCard(
BuildContext context, {
required String title,
required String subtitle,
required String description,
required MaterialColor color,
required List<String> features,
required VoidCallback onTap,
}) {
return Card(
elevation: 6,
child: InkWell(
onTap: onTap,
borderRadius: BorderRadius.circular(12),
child: Padding(
padding: const EdgeInsets.all(20),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Container(
width: 12,
height: 12,
decoration: BoxDecoration(
color: color,
shape: BoxShape.circle,
),
),
const SizedBox(width: 8),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
title,
style: const TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
),
),
Text(
subtitle,
style: TextStyle(
color: color.shade700,
fontWeight: FontWeight.w500,
),
),
],
),
),
Icon(
Icons.arrow_forward_ios,
color: Colors.grey.shade400,
size: 16,
),
],
),
const SizedBox(height: 12),
Text(
description,
style: TextStyle(
color: Colors.grey.shade600,
fontSize: 14,
),
),
const SizedBox(height: 16),
Wrap(
spacing: 8,
runSpacing: 8,
children: features.map((feature) => Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: color.shade50,
borderRadius: BorderRadius.circular(12),
border: Border.all(color: color.shade200),
),
child: Text(
feature,
style: TextStyle(
color: color.shade700,
fontSize: 12,
fontWeight: FontWeight.w500,
),
),
)).toList(),
),
],
),
),
),
);
}
}
class PhoneSelectorDemo extends StatefulWidget {
const PhoneSelectorDemo({Key? key}) : super(key: key);
@override
State<PhoneSelectorDemo> createState() => _PhoneSelectorDemoState();
}
class _PhoneSelectorDemoState extends State<PhoneSelectorDemo> {
late PhoneNumberController _controller;
bool _isValid = false;
String _fullNumber = '';
@override
void initState() {
super.initState();
_controller = PhoneNumberController();
_controller.addListener(_updatePhoneInfo);
}
void _updatePhoneInfo() {
setState(() {
_isValid = _controller.isValid();
_fullNumber = _controller.completeNumber;
});
}
@override
void dispose() {
_controller.removeListener(_updatePhoneInfo);
_controller.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('Phone Selector Demo'),
backgroundColor: Theme.of(context).colorScheme.primaryContainer,
),
body: Padding(
padding: const EdgeInsets.all(16.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// Default implementation
Card(
elevation: .5,
child: Padding(
padding: const EdgeInsets.all(16.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Default Implementation:',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 16),
BasicPhoneInput(
controller: _controller,
decoration: InputDecoration(
hintText: 'Enter phone number',
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
),
),
),
],
),
),
),
const SizedBox(height: 24),
// Custom implementation
Card(
elevation: .5,
child: Padding(
padding: const EdgeInsets.all(16.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Custom Implementation:',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 16),
_buildCustomPhoneInput(),
],
),
),
),
const SizedBox(height: 24),
// Phone information display
Card(
elevation: .5,
child: Padding(
padding: const EdgeInsets.all(16.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Phone Status:',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
),
SizedBox(height: 8),
Row(
children: [
Text('Valid: '),
Icon(
_isValid ? Icons.check_circle : Icons.cancel,
color: _isValid ? Colors.green : Colors.red,
),
],
),
SizedBox(height: 4),
Text('Complete number: $_fullNumber'),
SizedBox(height: 4),
Text('Country: ${_controller.selectedCountry.name}'),
SizedBox(height: 4),
Text(
'Country code: ${_controller.selectedCountry.dialCode}',
),
],
),
),
),
],
),
),
);
}
Widget _buildCustomPhoneInput() {
return Container(
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(12),
color: Colors.grey.shade100,
border: Border.all(color: Colors.grey.shade400),
),
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
child: Row(
children: [
// Custom country selector
InkWell(
onTap: () async {
await _showCountryPicker();
},
child: Container(
padding: const EdgeInsets.symmetric(vertical: 8, horizontal: 8),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(8),
color: Colors.white,
boxShadow: [
BoxShadow(
color: Colors.grey.withOpacity(0.2),
spreadRadius: 1,
blurRadius: 2,
offset: const Offset(0, 1),
),
],
),
child: Row(
children: [
Text(
_controller.selectedCountry.flagEmoji,
style: const TextStyle(fontSize: 20),
),
const SizedBox(width: 8),
Text(
_controller.selectedCountry.dialCode,
style: const TextStyle(fontWeight: FontWeight.bold),
),
const Icon(Icons.arrow_drop_down, size: 16),
],
),
),
),
const SizedBox(width: 12),
// Phone input field
Expanded(
child: TextField(
controller: _controller.numberController,
decoration: const InputDecoration(
border: InputBorder.none,
hintText: 'Phone number',
hintStyle: TextStyle(color: Colors.grey),
counterText: '',
),
keyboardType: TextInputType.phone,
onChanged: (_) {
_controller.formatPhoneNumber();
},
),
),
// Clear button
IconButton(
icon: const Icon(Icons.clear, size: 18),
onPressed: () {
_controller.numberController.clear();
},
),
],
),
);
}
Future<void> _showCountryPicker() async {
final selectedCountry = await showModalBottomSheet<Country>(
context: context,
backgroundColor: Colors.white,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(16)),
),
builder: (context) {
return DraggableScrollableSheet(
initialChildSize: 0.7,
minChildSize: 0.5,
maxChildSize: 0.9,
expand: false,
builder: (_, scrollController) {
return CountryPickerBottomSheet(
controller: scrollController,
onCountrySelected: (country) {
Navigator.pop(context, country);
},
allCountries: CountriesData.allCountries,
//CountriesData.allCountries,
);
},
);
},
);
if (selectedCountry != null) {
_controller.setCountry(selectedCountry);
}
}
}
class CountryPickerBottomSheet extends StatefulWidget {
final ScrollController controller;
final Function(Country) onCountrySelected;
final List<Country> allCountries;
const CountryPickerBottomSheet({
Key? key,
required this.controller,
required this.onCountrySelected,
required this.allCountries,
}) : super(key: key);
@override
_CountryPickerBottomSheetState createState() =>
_CountryPickerBottomSheetState();
}
class _CountryPickerBottomSheetState extends State<CountryPickerBottomSheet> {
late List<Country> _filteredCountries;
final TextEditingController _searchController = TextEditingController();
@override
void initState() {
super.initState();
_filteredCountries = widget.allCountries;
_searchController.addListener(_filterCountries);
}
void _filterCountries() {
final query = _searchController.text.toLowerCase();
setState(() {
if (query.isEmpty) {
_filteredCountries = widget.allCountries;
} else {
_filteredCountries =
widget.allCountries
.where(
(country) =>
country.name.toLowerCase().contains(query) ||
country.dialCode.contains(query) ||
country.code.toLowerCase().contains(query),
)
.toList();
}
});
}
@override
void dispose() {
_searchController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Column(
children: [
// Handle
Container(
margin: const EdgeInsets.only(top: 8, bottom: 16),
height: 4,
width: 40,
decoration: BoxDecoration(
color: Colors.grey.shade300,
borderRadius: BorderRadius.circular(2),
),
),
// Header
Padding(
padding: const EdgeInsets.symmetric(horizontal: 16),
child: Column(
children: [
Text(
'Select Country',
style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
),
const SizedBox(height: 16),
// Search field
TextField(
controller: _searchController,
decoration: InputDecoration(
hintText: 'Search country',
prefixIcon: const Icon(Icons.search),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
),
contentPadding: const EdgeInsets.symmetric(vertical: 12),
),
),
const SizedBox(height: 16),
],
),
),
// Country list
Expanded(
child: ListView.builder(
controller: widget.controller,
itemCount: _filteredCountries.length,
itemBuilder: (context, index) {
final country = _filteredCountries[index];
return ListTile(
leading: Text(
country.flagEmoji,
style: const TextStyle(fontSize: 24),
),
title: Text(country.name),
subtitle: Text(country.dialCode),
onTap: () => widget.onCountrySelected(country),
);
},
),
),
],
);
}
}Metadata
1
likes
140
points
130
downloads
Publisher
Weekly Downloads
Metadata
A highly customizable international phone number input package for Flutter with advanced validation, error handling, and multiple input styles.
Documentation
License
MIT (license)
