如何在 android 工作室中设置特定时间之前的闹钟?
How do I set alarm before specific time in android studio?
我的代码
calendar = Calendar.getInstance();
calendar.set(Calendar.MONTH, month);
calendar.set(Calendar.YEAR, year);
calendar.set(Calendar.DAY_OF_MONTH, date);
long eventTime=calendar.getTimeInMillis();
long oneDay=AlarmManager.INTERVAL_DAY;
int noOfDays=4;
long reminderTime=eventTime-(noOfDays*oneDay);
Intent myIntent = new Intent(Home.this, MyBroadcast.class);
PendingIntent pendingIntent = PendingIntent.getBroadcast(Home.this, 0, myIntent,0);
AlarmManager alarmManager = (AlarmManager)getSystemService(ALARM_SERVICE);
alarmManager.set(AlarmManager.RTC_WAKEUP, reminderTime, pendingIntent);
我尝试了所有方法,但它会在我设置它时正确响起!
您需要使用公历,
Gregorian calender Calendar cur_cal = new GregorianCalendar();
cur_cal.setTimeInMillis(System.currentTimeMillis());
我的代码
calendar = Calendar.getInstance();
calendar.set(Calendar.MONTH, month);
calendar.set(Calendar.YEAR, year);
calendar.set(Calendar.DAY_OF_MONTH, date);
long eventTime=calendar.getTimeInMillis();
long oneDay=AlarmManager.INTERVAL_DAY;
int noOfDays=4;
long reminderTime=eventTime-(noOfDays*oneDay);
Intent myIntent = new Intent(Home.this, MyBroadcast.class);
PendingIntent pendingIntent = PendingIntent.getBroadcast(Home.this, 0, myIntent,0);
AlarmManager alarmManager = (AlarmManager)getSystemService(ALARM_SERVICE);
alarmManager.set(AlarmManager.RTC_WAKEUP, reminderTime, pendingIntent);
我尝试了所有方法,但它会在我设置它时正确响起!
您需要使用公历,
Gregorian calender Calendar cur_cal = new GregorianCalendar();
cur_cal.setTimeInMillis(System.currentTimeMillis());