getSystemService(Activity.ALARM_SERVICE); am.cancel(mAlarmSender); am.setRepeating(AlarmManager.ELAPSED_REALTIME_WAKEUP, firstTime, 30 * 60 * 1000, mAlarmSender); } } 接下來,我們只需要在應用程序配置文件AndroidManifest.xml中注冊這個Receiver來監(jiān)聽系統(tǒng)啟動事件即可,如下所示: ...
www.dbjr.com.cn/article/374...htm 2025-5-20