camera中的SensorEventListener和sensorListener

Question

camera中的SensorEventListener和sensorListener是怎样去调用的，能给个例子就更好？？？

Answer 1

import org.openintents.sensorsimulator.hardware.Sensor;
import org.openintents.sensorsimulator.hardware.SensorEvent;
import org.openintents.sensorsimulator.hardware.SensorEventListener;
import org.openintents.sensorsimulator.hardware.SensorManagerSimulator;import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.hardware.SensorListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;public class alertDialogActivity extends Activity { private TextView tvx,tvy,tvz;
        private SensorManagerSimulator mySensorManager;
        SensorEventListener mySensorEventListener;
Sensor mysensor;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.sensor);
        tvx=(TextView) this.findViewById(R.id.textView1);
        tvy=(TextView) this.findViewById(R.id.textView2);
        tvz =(TextView) this.findViewById(R.id.textView3);
        mySensorManager=SensorManagerSimulator.getSystemService(this,Context.SENSOR_SERVICE);
        mySensorManager.connectSimulator();
        mysensor = mySensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);        mySensorEventListener=new SensorEventListener(){ @Override
public void onAccuracyChanged(Sensor s, int pos) {


} @Override
public void onSensorChanged(SensorEvent event) {


tvx.setText("x轴的加速度"+event.values[0]);
tvy.setText("y轴的加速度"+event.values[1]);
    tvz.setText("z轴的加速度"+event.values[2]);


}
        
        };
  }
@Override
protected void onPause() {

mySensorManager.unregisterListener(mySensorEventListener);
super.onPause();
}
@Override
protected void onResume() {

mySensorManager.registerListener(
mySensorEventListener, 
mysensor,
SensorManager.SENSOR_DELAY_UI);

super.onResume();
}
}      
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