日期和时间在警报管理器中不起作用 [英] date and time not working in Alarm Manager
本文介绍了日期和时间在警报管理器中不起作用的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我在使用 AlarmManager
时遇到麻烦。我想在特定时间使用日历运行 AlarmManager
。
但是日历无法工作,并且 AlarmManager
始终运行,无论从日历中花费的时间如何。
I'm having trouble working with the AlarmManager
. I want to run AlarmManager
using Calendar at a specific time.
But the calendar doesn't work and AlarmManager
always runs regardless of the time taken from the calendar.
AlarmManager mAlarmManger = (AlarmManager) Objects.requireNonNull(activity).getSystemService(view.getContext().ALARM_SERVICE);
Intent intent = new Intent(activity, MyReceiver.class);
PendingIntent pendingIntent = PendingIntent.getBroadcast(activity, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.WEEK_OF_YEAR, Calendar.MONTH , Calendar.DAY_OF_MONTH, 11, 55, 0);
calendar.set(Calendar.AM_PM, Calendar.AM);
if(android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O){
mAlarmManger.setExactAndAllowWhileIdle(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(), pendingIntent);
}
else{
mAlarmManger.set(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(), pendingIntent);
}
AlarmManager应该每天上午11:55运行,但将尽快运行
AlarmManager should run at 11:55 AM everyDay, but will run as soon as the app opens.
推荐答案
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.HOUR_OF_DAY, 11);
calendar.set(Calendar.MINUTE, 30);
calendar.set(Calendar.SECOND, 0);
if (calendar.getTimeInMillis() > System.currentTimeMillis()) {
Intent intent = new Intent(MainActivity.this, AlarmReceiver.class);
pendingIntent = PendingIntent.getBroadcast(MainActivity.this, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
AlarmManager am = (AlarmManager) MainActivity.this.getSystemService(MainActivity.this.ALARM_SERVICE);
am.setInexactRepeating(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(), 24 * 60 * 60 * 1000, pendingIntent); //Repeat every 24 h
}
尝试一下。.
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