主xml文件

 

java文件中

import android.os.Bundle;import android.app.Activity;import android.util.Log;import android.view.Menu;import android.widget.RatingBar;import android.widget.RatingBar.OnRatingBarChangeListener;import android.widget.SeekBar;import android.widget.SeekBar.OnSeekBarChangeListener;public class MainActivity extends Activity implements OnSeekBarChangeListener,OnRatingBarChangeListener{    private SeekBar seekBar = null;    private RatingBar ratingBar = null;    private static final String TAG="info";    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        seekBar = (SeekBar) findViewById(R.id.seekBar1);        ratingBar = (RatingBar) findViewById(R.id.ratingBar1);        seekBar.setOnSeekBarChangeListener(this);        ratingBar.setOnRatingBarChangeListener(this);            }    @Override    public void onProgressChanged(SeekBar seekBar, int progress,            boolean fromUser) {        Log.i(TAG, ""+progress);    }    @Override    public void onStartTrackingTouch(SeekBar seekBar) {        Log.i(TAG, ""+"StartTrackingTouch");    }    @Override    public void onStopTrackingTouch(SeekBar seekBar) {        Log.i(TAG, "StopTrackingTouch");    }    @Override    public void onRatingChanged(RatingBar arg0, float arg1, boolean arg2) {        Log.i(TAG, arg1+"");    }}