How To Build Android Rating bar Example In Eclips

This Is A Simple Example For How To  Build Rating bar in Android............

Following Are The Example.....

[1] Ratingbarctivity.java File

package com.dvp.rat;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

import android.widget.RatingBar;

import android.widget.Toast;

public class RaringbarActivity extends Activity {

    /** Called when the activity is first created. */

RatingBar r;

Button b;

    @Override

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        r=(RatingBar)findViewById(R.id.ratingBar1);

        b=(Button)findViewById(R.id.button1);

        b.setOnClickListener(new View.OnClickListener() {

public void onClick(View v) {

// TODO Auto-generated method stub

String rat= String.valueOf(r.getRating());

Toast.makeText(getApplicationContext(),rat, 2).show();

}

});

        

    }

}

[2] Main.xml File

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:orientation="vertical"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    >

<TextView  

    android:layout_width="fill_parent" 

    android:layout_height="wrap_content" 

    android:text="@string/hello"

    />

<RatingBar android:id="@+id/ratingBar1" android:layout_width="wrap_content" android:layout_height="wrap_content"></RatingBar>

<Button android:text="Rate It" android:id="@+id/button1" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button>

</LinearLayout>