RatingBar Example1

RatingBar Example in android

strings.xml

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

<resources>

    <string name="app_name">Task1.Ratingbar</string>

    <string name="action_settings">Settings</string>

    <string name="hello_world">Hello world!</string>

    <string name="tv1"></string>

    <string name="title_activity_main2">Main2</string>

     <string name="tv2"></string>

</resources>

activity_main.xml

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

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context=".MainActivity" >

    <RatingBar

        android:id="@+id/ratingBar1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_alignParentTop="true"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="68dp" />

    <TextView

        android:id="@+id/textView1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_alignLeft="@+id/ratingBar1"

        android:layout_below="@+id/ratingBar1"

        android:layout_marginTop="33dp"

        android:text="@string/tv1"/>

  

</RelativeLayout>

MainActivity.java

import android.os.Bundle;

importandroid.app.Activity;

importandroid.widget.RatingBar;

importandroid.widget.RatingBar.OnRatingBarChangeListener;

importandroid.widget.TextView;

public class MainActivity extends Activity implementsOnRatingBarChangeListener {

       TextView tv1;

      

@Override

       protected void onCreate(Bundle savedInstanceState) {

              super.onCreate(savedInstanceState);

              setContentView(R.layout.activity_main);

             

              tv1=(TextView)findViewById(R.id.textView1);

             

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

               ratingBar.setOnRatingBarChangeListener(this);

                             

       }

       @Override

public voidonRatingChanged(RatingBar ratingBar, float rating,

                     boolean fromUser) {

              // TODO Auto-generated method stub

             

             

              float rate= ratingBar.getRating();

        

              tv1.setText("Your rating is:  "+rate);

       }

}