3-AII--BroadcastReceiver实现锁、开屏、短信监听

public class InnerActivity extends AppCompatActivity {
    private ScreenReceiver mScreenReceiver;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_gary);
        ButterKnife.bind(this);
        regist();
    }

    /**
     * 动态的去注册屏幕解锁和锁屏的广播
     */
    private void regist() {
        // [1]动态的去注册屏幕解锁和锁屏的广播
        mScreenReceiver = new ScreenReceiver();
        // [2]创建intent-filter对象
        IntentFilter filter = new IntentFilter();
        // [3]添加要注册的action
        filter.addAction("android.intent.action.SCREEN_OFF");
        filter.addAction("android.intent.action.SCREEN_ON");
        // [4]注册广播接收者
        registerReceiver(mScreenReceiver, filter);
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        //当activity销毁的时候  取消注册广播接收者
        unregisterReceiver(mScreenReceiver);
    }
}

public class ScreenReceiver extends BroadcastReceiver {

    private static final String TAG = "ScreenReceiver";

    @Override
    public void onReceive(Context context, Intent intent) {
        //[1]获取到当前广播的事件类型
        String action = intent.getAction();
        //[2]对当前广播事件类型做一个判断
        if ("android.intent.action.SCREEN_OFF".equals(action)) {
            Log.i(TAG, "屏幕锁屏了");
        } else if ("android.intent.action.SCREEN_ON".equals(action)) {
            Log.i(TAG, "屏幕解锁了");
        }
    }
}

//注册短信广播接收者
IntentFilter smsFilter = new IntentFilter();
smsFilter.addAction("android.provider.Telephony.SMS_RECEIVED");
mSmsReceiver = new SmsReceiver();
registerReceiver(mSmsReceiver, smsFilter);

unregisterReceiver(mSmsReceiver);//注销短信广播接收者

public class SmsReceiver extends BroadcastReceiver {

    //当短信到来的时候 就会执行这个方法
    @Override
    public void onReceive(Context context, Intent intent) {
        //[1]获取发短信送的号码  和内容
        Object[] objects = (Object[]) intent.getExtras().get("pdus");
        for (Object pdu : objects) {
            //[2]获取smsmessage实例
            SmsMessage smsMessage = SmsMessage.createFromPdu((byte[]) pdu);
            //[3]获取发送短信的内容
            String body = smsMessage.getMessageBody();
            Date date = new Date(smsMessage.getTimestampMillis());//时间
            SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
            //[4]获取发送者
            String address = smsMessage.getOriginatingAddress();
            String receiveTime = format.format(date);
            Log.e("SmsReceiver", "body:" + body + "---" + address+"---"+receiveTime);
        }
    }
}

    <!--添加权限-->
    <uses-permission android:name="android.permission.RECEIVE_SMS"></uses-permission>
    <uses-permission android:name="android.permission.READ_SMS"></uses-permission>

E/SmsReceiver: body:hello---+8613167727310---2018-08-24 21:50:13