flutter flutter_local_notifications 패키지 적용

1.패키지 추가

pubspec.yaml dependencies에 flutter_local_notifications: 3.0.3 패키지 추가

2.AndroidManifest.xml 설정

<!-- 예약 알림, 진동, 알림 발생 시 화면 켜지게 하는 기능 -->
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
<uses-permission android:name="android.permission.VIBRATE" />
<uses-permission android:name="android.permission.WAKE_LOCK"/>

 

 

<!-- scheduled notifications 화면에 출력할려면 추가 -->
<receiver android:name="com.dexterous.flutterlocalnotifications.ScheduledNotificationReceiver" />
<!--재부팅시,업데이트시,재시작시 -->
<receiver android:name="com.dexterous.flutterlocalnotifications.ScheduledNotificationBootReceiver">
    <intent-filter>
        <action android:name="android.intent.action.BOOT_COMPLETED"/>
        <action android:name="android.intent.action.MY_PACKAGE_REPLACED"/>
        <action android:name="android.intent.action.QUICKBOOT_POWERON" />
        <action android:name="com.htc.intent.action.QUICKBOOT_POWERON"/>
        </intent-filter>
</receiver>

 

3.코드추가

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

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

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Notification Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(title: 'Notification Demo'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  FlutterLocalNotificationsPlugin  _flutterLocalNotificationsPlugin;

  @override
  void initState() {
    // TODO: implement initState
    super.initState();

    //초기화
    var initializationSettingsAndroid = AndroidInitializationSettings('@mipmap/ic_launcher');
    var initializationSettingsIOS = IOSInitializationSettings();

    var initializationSettings = InitializationSettings(android: initializationSettingsAndroid, iOS: initializationSettingsIOS);

    _flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
    _flutterLocalNotificationsPlugin.initialize(initializationSettings, onSelectNotification: onSelectNotification);
  }

  //메시지 클릭 시 이벤트
  Future<void> onSelectNotification(String payload) async {
    debugPrint("$payload");
    showDialog(
        context: context,
        builder: (_) => AlertDialog(
          title: Text('Notification Payload'),
          content: Text('Payload: $payload'),
        ));
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Center(
        // Center is a layout widget. It takes a single child and positions it
        // in the middle of the parent.
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            RaisedButton(
              onPressed: _showNotification,
              child: Text('Show Notification'),
            ),
            RaisedButton(
              onPressed: _dailyAtTimeNotification,
              child: Text('Daily At Time Notification'),
            ),
            RaisedButton(
              onPressed: _repeatNotification,
              child: Text('Repeat Notification'),
            ),
            RaisedButton(
              onPressed: () => _flutterLocalNotificationsPlugin.cancelAll(),
              child: Text('취소'),
            ),
          ],
        ),
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }

  //기본 Notification
  Future<void> _showNotification() async {

    var android = AndroidNotificationDetails(
        'your channel id', 'your channel name', 'your channel description',
        importance: Importance.max, priority: Priority.high);
    var ios = IOSNotificationDetails();

    var detail = NotificationDetails(android: android, iOS: ios);

    await _flutterLocalNotificationsPlugin.show(
      0,
      '단일 Notification',
      '단일 Notification 내용',
      detail,
      payload: 'Hello Flutter',
    );
  }

  //지정 Notification
  Future<void> _dailyAtTimeNotification() async {
    var time = Time(13, 38, 0);

    var android = AndroidNotificationDetails(
        'your channel id', 'your channel name', 'your channel description',
        importance: Importance.max, priority: Priority.high);
    var ios = IOSNotificationDetails();

    var detail = NotificationDetails(android: android, iOS: ios);

    await _flutterLocalNotificationsPlugin.showDailyAtTime(
      0,
      '매일 똑같은 시간의 Notification',
      '매일 똑같은 시간의 Notification 내용',
      time,
      detail,
      payload: 'Hello Flutter',
    );
  }

  //반복 Notification
  Future<void> _repeatNotification() async {

    var android = AndroidNotificationDetails(
        'your channel id', 'your channel name', 'your channel description',
        importance: Importance.max, priority: Priority.high);
    var ios = IOSNotificationDetails();

    var detail = NotificationDetails(android: android, iOS: ios);

    await _flutterLocalNotificationsPlugin.periodicallyShow(
      0,
      '반복 Notification',
      '반복 Notification 내용',
      RepeatInterval.everyMinute,
      detail,
      payload: 'Hello Flutter',
    );
  }
 }