flutter_telephony_info 0.1.0 flutter_telephony_info: ^0.1.0 copied to clipboard
A plugin to retrieve information from the android telephony library.
import 'package:flutter/material.dart';
import 'dart:async';
import 'package:flutter/services.dart';
import 'package:flutter_telephony_info/flutter_telephony_info.dart';
import 'package:permission_handler/permission_handler.dart';
void main() async {
WidgetsFlutterBinding.ensureInitialized();
await [Permission.phone, Permission.locationWhenInUse].request();
runApp(const MyApp());
}
class MyApp extends StatefulWidget {
const MyApp({super.key});
@override
State<MyApp> createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
List<TelephonyInfo?>? _telephonyInfo;
final _flutterTelephonyInfoPlugin = TelephonyAPI();
@override
void initState() {
super.initState();
initPlatformState();
}
// Platform messages are asynchronous, so we initialize in an async method.
Future<void> initPlatformState() async {
List<TelephonyInfo?>? telephonyInfo;
// Platform messages may fail, so we use a try/catch PlatformException.
// We also handle the message potentially returning null.
try {
telephonyInfo = await _flutterTelephonyInfoPlugin.getInfo();
} on PlatformException {
telephonyInfo = null;
}
// If the widget was removed from the tree while the asynchronous platform
// message was in flight, we want to discard the reply rather than calling
// setState to update our non-existent appearance.
if (!mounted) return;
setState(() {
_telephonyInfo = telephonyInfo;
});
}
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: const Text('Plugin example app'),
),
body: Center(
child: Text('SIM operator: ${_telephonyInfo?.first?.displayName}\n'),
),
),
);
}
}