安卓评分进度条RatingBar

.xml

<LinearLayout 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"

    android:orientation="vertical"

    tools:context=".MainActivity">

    <RatingBar

        android:id="@+id/ratingone"

        android:numStars="5"  设置星的个数，注意下边的宽度要设置为wrap_content

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:rating="3"   设置默认选中星的个数

        android:stepSize="0.5"  设置评分的间隔，每次增加或者减少多少

        android:isIndicator="false"/> 设置 不允许用户进行评分操作,flase 表示允许

    

    <RatingBar

        android:id="@+id/ratingtwo"

        android:numStars="5"  

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:isIndicator="true"/>

    

    <TextView

        android:id="@+id/mytxt"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        />

</LinearLayout>

.java

package com.example.ratingprojectdemo;

import android.os.Bundle;

import android.app.Activity;

import android.view.Menu;

import android.widget.RatingBar;

import android.widget.RatingBar.OnRatingBarChangeListener;

import android.widget.TextView;

public class MainActivity extends Activity {

private RatingBar ratingBar=null;

private TextView mytxt=null;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

this.ratingBar=(RatingBar) super.findViewById(R.id.ratingone);

this.mytxt=(TextView) super.findViewById(R.id.mytxt);

//设置评分组件的事件

this.ratingBar.setOnRatingBarChangeListener(new OnRatingBarChangeListenerImp());

}

public class OnRatingBarChangeListenerImp implements OnRatingBarChangeListener{

public void onRatingChanged(RatingBar ratingBar, float rating,

boolean fromUser) {

MainActivity.this.mytxt.append(

"当前值:"+ratingBar.getRating()+

"步长:"+ratingBar.getStepSize()+"\n"

);

}

}

}