래이팅바(RatingBar)

Activity_main.xml

 

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

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

    android:id="@+id/LinearLayout1"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    android:paddingBottom="@dimen/activity_vertical_margin"

    android:paddingLeft="@dimen/activity_horizontal_margin"

    android:paddingRight="@dimen/activity_horizontal_margin"

    android:paddingTop="@dimen/activity_vertical_margin"

    tools:context=".MainActivity" >

 

    <RatingBar

        android:id="@+id/ratingbar"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:rating="3"

        android:stepSize="0.2" />

 

    <TextView

        android:id="@+id/ratetext"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:text="Now Rate : 3" />

 

    <RatingBar

        android:id="@+id/ratingbar"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:isIndicator="true"

        android:rating="2" />

 

    <RatingBar

        style="?android:attr/ratingBarStyleIndicator"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:numStars="4"

        android:rating="2.5" />

 

    <RatingBar

        style="?android:attr/ratingBarStyleSmall"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:numStars="10"

        android:rating="7" />

 

</LinearLayout>

 

 

MainActivity.java

 

package com.example.ratingbarex01;

 

import android.os.Bundle;

 

import android.app.Activity;

import android.view.Menu;

import android.widget.RatingBar;

import android.widget.TextView;

 

public class MainActivity extends Activity {

     RatingBar mRating;

     TextView mRateText;

 

     @Override

     protected void onCreate(Bundle savedInstanceState) {

           super.onCreate(savedInstanceState);

           setContentView(R.layout.activity_main);

           mRating = (RatingBar) findViewById(R.id.ratingbar);

           mRateText = (TextView) findViewById(R.id.ratetext);

           mRating.setOnRatingBarChangeListener(new RatingBar.OnRatingBarChangeListener() {

                public void onRatingChanged(RatingBar ratingBar, float rating,

                           boolean fromUser) {

                     mRateText.setText("Now Rate : " + rating);

                }

           });

     }

 

     @Override

     public boolean onCreateOptionsMenu(Menu menu) {

           // Inflate the menu; this adds items to the action bar if it is present.

           getMenuInflater().inflate(R.menu.main, menu);

           return true;

     }

 

}