Android - 找出现在是几点
我想使用 AlarmManager 来设置一个重复闹钟,每小时按时响起。我知道如何设置每小时重复的闹钟,但不知道如何从整点开始实际设置它,我需要知道下面的“whatTime”变量的值。
AlarmManager am = (AlarmManager)getSystemService(ALARM_SERVICE);
am.setRepeating(AlarmManager.ELAPSED_REALTIME, whatTime, 1*60*60*1000, operation);
另外我希望能够设置一个标志,例如 - 如果时间恰好在白天 4 点到 8 点之间,则执行一些操作,否则不要打扰。
所以我真的需要知道如何找出一天中的时间,有人能告诉我该怎么做吗?非常感谢
I want to use and alarmManager that sets a repeating alarm to go off on the hour, every hour. I know how to set a repeating alarm every hour but not how to actually set it from the top of the hour, I need to know this value for the 'whatTime' variable below.
AlarmManager am = (AlarmManager)getSystemService(ALARM_SERVICE);
am.setRepeating(AlarmManager.ELAPSED_REALTIME, whatTime, 1*60*60*1000, operation);
Also I want to be able to set a flag that for e.g. - if the time happens to be between 4 and 8 in the daytime, perform some operations, otherwise don't bother.
So I really need to know how to find out the hour of the day, can anyone tell me how to do this? Many thanks
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