在Flutter中添加TimeOfDay到本地通知的步骤如下:
pubspec.yaml
文件中添加flutter_local_notifications
依赖,并执行flutter pub get
命令进行依赖安装。AndroidManifest.xml
(Android)和Info.plist
(iOS)文件中配置通知权限,以便应用可以发送本地通知。import 'package:flutter_local_notifications/flutter_local_notifications.dart';
FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
FlutterLocalNotificationsPlugin();
void main() async {
WidgetsFlutterBinding.ensureInitialized();
await initializeNotifications();
runApp(MyApp());
}
Future<void> initializeNotifications() async {
const AndroidInitializationSettings initializationSettingsAndroid =
AndroidInitializationSettings('app_icon');
final IOSInitializationSettings initializationSettingsIOS =
IOSInitializationSettings();
final InitializationSettings initializationSettings =
InitializationSettings(
android: initializationSettingsAndroid,
iOS: initializationSettingsIOS,
);
await flutterLocalNotificationsPlugin.initialize(initializationSettings);
}
flutterLocalNotificationsPlugin
实例的showDailyAtTime
方法来创建通知。Future<void> scheduleNotification(TimeOfDay time) async {
const AndroidNotificationDetails androidPlatformChannelSpecifics =
AndroidNotificationDetails(
'channel_id',
'channel_name',
'channel_description',
importance: Importance.max,
priority: Priority.high,
);
const NotificationDetails platformChannelSpecifics =
NotificationDetails(android: androidPlatformChannelSpecifics);
final now = DateTime.now();
final scheduledTime = DateTime(now.year, now.month, now.day, time.hour, time.minute);
await flutterLocalNotificationsPlugin.showDailyAtTime(
0,
'Notification Title',
'Notification Body',
Time(scheduledTime.hour, scheduledTime.minute),
platformChannelSpecifics,
);
}
scheduleNotification
方法,并传入所需的TimeOfDay
参数。RaisedButton(
onPressed: () {
final selectedTime = TimeOfDay.now();
scheduleNotification(selectedTime);
},
child: Text('Add Notification'),
),
通过以上步骤,你可以在Flutter中添加TimeOfDay到本地通知。请注意,上述代码仅为示例,你可以根据实际需求进行修改和优化。
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