Android--Alarm,定時鬧鐘

package com.example.test0125;

import java.util.Calendar;

import Android.app.Activity;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;

/**
* Alarm,定時鬧鐘
* @author ZLQ
*
*/
public class TestAlarm extends Activity {
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

//通過 getSystemService取得服務
AlarmManager am = (AlarmManager) getSystemService(Context.ALARM_SERVICE);

Calendar ca = Calendar.getInstance();
ca.set(Calendar.YEAR, 2013);
ca.set(Calendar.MONTH, 0);
ca.set(Calendar.DATE, 25);
ca.set(Calendar.HOUR_OF_DAY, 16);
ca.set(Calendar.MINUTE, 35);
ca.set(Calendar.SECOND, 0);

//取得1970-1-1 0:0 ~目標時間 之間的毫秒數
long time = ca.getTimeInMillis();

// PendingIntent升級版的Intent, 普通Intent是馬上執行的
// PendingIntent是在某一個事件觸發了之後才去執行的一個Intent
Intent in = new Intent();
in.setClass(this, TestAG.class);

//PendingIntent.getActivity(Context context, int requestCode, Intent intent, int flags)
PendingIntent pen = PendingIntent.getActivity(this, 1, in, 0);

//時間一到就會觸發pen，跳轉到TestAG.class
am.set(AlarmManager.RTC_WAKEUP, time, pen);

//設置隔過久時間再響
// am.setRepeating(type, triggerAtTime, interval, operation)
//取消響鈴
// am.cancel(operation)
}
}

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