sensorManager.registerListener(new SensorEventListener() { @Override public void onSensorChanged(SensorEvent event) {//監(jiān)視傳感器的改變//accuracy 傳感器的精度 通過event.accuracy獲取//values 傳感器傳回的數(shù)值 如event.values[0] 獲取光線強(qiáng)度lux//timestamp 傳感器事件發(fā)生的時(shí)間（以納秒為單位）} @Override public void onAccuracyChanged(Sensor sensor, int accuracy) {//對(duì)傳感器精度的改變做出反應(yīng)} }, sensor, SensorManager.SENSOR_DELAY_NORMAL);

public class MainActivity extends Activity {  private TextView value_tv;  private SensorManager sensorMamager;  private Sensor sensor;  @Override  protected void onCreate(Bundle savedInstanceState) {    super.onCreate(savedInstanceState);    setContentView(R.layout.activity_main);    value_tv=(TextView) findViewById(R.id.value_tv);    //獲取SensorManager對(duì)象    sensorMamager=(SensorManager) getSystemService(SENSOR_SERVICE);    //獲取Sensor對(duì)象    sensor=sensorMamager.getDefaultSensor(Sensor.TYPE_LIGHT);    sensorMamager.registerListener(new SensorEventListener() {             @Override      public void onSensorChanged(SensorEvent event) {         //獲取精度         float acc = event.accuracy;         //獲取光線強(qiáng)度         float lux = event.values[0];          value_tv.setText("acc:"+acc+";"+"lux："+lux);      }             @Override      public void onAccuracyChanged(Sensor sensor, int accuracy) {        // TODO 自動(dòng)生成的方法存根      }    }, sensor, SensorManager.SENSOR_DELAY_NORMAL);  }}