How To Create Rating Bar And setOnRatingBarChangeListener in android studio

Step01: First Create RatingBar With Required RatingBar Properties MainActivity.xml

<RatingBar android:id="@+id/ratingBarId" android:layout_width="wrap_content" android:layout_height="wrap_content" android:numStars="7" android:stepSize="0.5" android:progressBackgroundTint="@android:color/background_dark" android:progressTint="@android:color/holo_blue_light" /> <TextView android:id="@+id/textViewId" android:layout_width="wrap_content" android:layout_height="wrap_content" />

Step01: Follow Java Code and setOnRatingBarChangeListener MainActivity.Java

public class MainActivity extends AppCompatActivity { private RatingBar ratingBar; private TextView textView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); ratingBar = (RatingBar) findViewById(R.id.ratingBarId); textView = (TextView) findViewById(R.id.textViewId); ratingBar.setOnRatingBarChangeListener(new RatingBar.OnRatingBarChangeListener() { @Override public void onRatingChanged(RatingBar ratingBar, float rating, boolean fromUser) { textView.setText("Value = "+rating); } }); } }