Android -- 闹钟服务的使用（单次闹钟）

1. 效果图

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" alt="" />

2. 实现代码

public class firstActivity extends Activity {

    private static final String AM_ACTION = "iflab.test.AM_ACTION"; // ACTION常量

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);

        Button btn1 = (Button) findViewById(R.id.button1); // 获取对象

        final AlarmManager alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);// 获取系统服务
        Intent intent = new Intent(); // Intent对象
        intent.setAction(AM_ACTION); // 设置Action
        intent.putExtra("message", "该下班啦！"); // 传递字符串
        final PendingIntent pendingIntent = PendingIntent.getBroadcast(
                firstActivity.this, 0, intent, 0);
        final long time = System.currentTimeMillis(); // 设置当前时间

        btn1.setOnClickListener(new View.OnClickListener() { // 监听器

            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                alarmManager.set(AlarmManager.RTC_WAKEUP, time, pendingIntent); // 设置单次闹钟提醒
            }
        });
    }
}

firstActivity

public class myReceiver extends BroadcastReceiver{

    @Override
    public void onReceive(Context arg0, Intent arg1) {
        // TODO Auto-generated method stub
        String str;
        str="触发单次闹钟："+arg1.getStringExtra("message");
        Toast.makeText(arg0, str,Toast.LENGTH_LONG).show();        //显示
    }
}

myReceiver

  <receiver android:name="myReceiver">
            <intent-filter>
                <action android:name="iflab.test.AM_ACTION"/>
            </intent-filter>
        </receiver>

配置文件