RatingBar使用

RatingBar使用

一个五角星评分

效果图

mainActivity.java

import android.os.Bundle;
import android.widget.RatingBar;
import android.widget.Toast;

import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;

import fengxing.primer.textlink.R;


/**
 * 五角星的评分控件
 */
public class RatingActivity extends AppCompatActivity implements RatingBar.OnRatingBarChangeListener {

    private RatingBar rb_rating_bar;

    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_ratingbar);

        rb_rating_bar = findViewById(R.id.rb_rating_bar);
        rb_rating_bar.setMax(10);
        rb_rating_bar.setProgress(1);
        rb_rating_bar.setOnRatingBarChangeListener(this);

    }

    @Override
    public void onRatingChanged(RatingBar ratingBar, float v, boolean b) {
        Toast.makeText(RatingActivity.this,"评分: "+v+"   真实值:  "+ratingBar.getProgress(),Toast.LENGTH_SHORT).show();
    }
}

layout.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    android:gravity="bottom"
    android:background="@drawable/back1"
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent">


    <RatingBar
        android:layout_marginBottom="20dp"
        android:layout_gravity="center"
        android:id="@+id/rb_rating_bar"
        android:layout_width="240dp"
        android:layout_height="wrap_content">
    </RatingBar>

</LinearLayout>