Android RatingBar example
Download SuperStar.zip
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.androidorigin.demos"
android:versionCode="1"
android:versionName="1.0">
<application android:icon="@drawable/icon"
android:label="@string/app_name">
<activity android:name=".SuperStarActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>SuperStarActivity.java/**
* Source: http://androidorigin.blogspot.com
* Author: http://tamilcpu.blogspot.com
*/
package com.androidorigin.demos;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.RatingBar;
import android.widget.RatingBar.OnRatingBarChangeListener;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.ToggleButton;
public class SuperStarActivity extends Activity implements OnRatingBarChangeListener {
protected TextView lblRating;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
ToggleButton toggleButton = (ToggleButton) findViewById(R.id.ToggleButton01);
final RatingBar myRatingBar = (RatingBar)findViewById(R.id.RatingBar01);
lblRating = (TextView)findViewById(R.id.TextView01);
toggleButton.setChecked(true);
// Set appropriate listener to listen required events
myRatingBar.setOnRatingBarChangeListener(this);
toggleButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
if (((ToggleButton) v).isChecked()) {
DisplayToast("Toggle button is On");
myRatingBar.setEnabled(true);
lblRating.setText("Rating is " + myRatingBar.getRating());
}
else {
DisplayToast("Toggle button is Off");
lblRating.setText("");
myRatingBar.setEnabled(false); // disable ratings bar
}
}
});
}
public void onRatingChanged(RatingBar ratingBar, float rating, boolean fromUser) {
lblRating.setText("Rating is " + rating);
}
private void DisplayToast(String msg) {
// Toast widget displays small messages
Toast.makeText(getBaseContext(), msg, Toast.LENGTH_SHORT).show();
}
} 
