Android RatingBar星星评分控件实例代码

效果图：

直接上代码：

xml文件：

<?xml version="1.0" encoding="utf-8"?> 
<linearlayout 
  xmlns:android="http://schemas.android.com/apk/res/android" 
  xmlns:app="http://schemas.android.com/apk/res-auto" 
  xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" 
  android:layout_height="match_parent" tools:context="com.example.blogtest.mainactivity"> 
  <!--numstars设置星星的数量，stepsize默认的评分--> 
  <ratingbar 
    android:layout_width="wrap_content" 
    android:layout_height="wrap_content" 
    android:id="@+id/rb_main_rating" 
    android:numstars="5" 
    android:stepsize="0.5" 
    /> 
</linearlayout> 

java代码：

package com.example.blogtest; 
import android.support.v7.app.appcompatactivity; 
import android.os.bundle; 
import android.view.gravity; 
import android.widget.ratingbar; 
import android.widget.toast; 
public class mainactivity extends appcompatactivity { 
  private ratingbar rb_main_rating; 
  @override 
  protected void oncreate(bundle savedinstancestate) { 
    super.oncreate(savedinstancestate); 
    setcontentview(r.layout.activity_main); 
    //获得ratingbar的控件 
    rb_main_rating = (ratingbar) findviewbyid(r.id.rb_main_rating); 
    //给控件设置监听事件 
    rb_main_rating.setonratingbarchangelistener(new ratingbar.onratingbarchangelistener() { 
      @override 
      public void onratingchanged(ratingbar ratingbar, float rating, boolean fromuser) { 
        toast t=toast.maketext(mainactivity.this,"您的评分为："+rating,toast.length_short); 
        t.setgravity(gravity.center,0,0); 
        t.show(); 
      } 
    }); 
  } 
} 

以上所述是小编给大家介绍的android ratingbar 评分控件，希望对大家有所帮助