1) activity_main:

 

<?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=".MainActivity"
    android:orientation="horizontal">
    <WebView
        android:id="@+id/wb"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

    </WebView>
    <FrameLayout
        android:layout_height="match_parent"
        android:layout_width="match_parent">

    <LinearLayout
        android:orientation="vertical"
        android:layout_height="match_parent"
        android:layout_width="match_parent"
        android:visibility="invisible"
        android:gravity="center"
        android:id="@+id/loading">
    <ProgressBar
        android:layout_height="wrap_content"
        android:layout_width="wrap_content"/>

    <TextView android:layout_height="wrap_content"
        android:layout_width="wrap_content"
        android:text="正在加载信息..."/>
</LinearLayout>
    <ListView
        android:layout_height="match_parent"
        android:layout_width="match_parent"
        android:id="@+id/lv_news"/>

</FrameLayout>
</LinearLayout>

2) news_item:

 

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="65dp">
    <RelativeLayout
        android:id="@+id/siv_icon"
        android:layout_width="80dp"
        android:layout_height="60dp"
        android:layout_alignParentLeft="true"
        android:layout_marginBottom="5dp"
        android:layout_marginLeft="5dp"
        android:layout_marginTop="5dp"
        android:scaleType="centerCrop"
        android:src="@mipmap/ic_launcher">
    </RelativeLayout>
    <TextView
        android:id="@+id/tv_title"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="5dp"
        android:layout_marginTop="10dp"
        android:layout_toRightOf="@id/siv_icon"
        android:ellipsize="end"
        android:maxLength="20"
        android:singleLine="true"
        android:text="我是标题"
        android:textColor="#000000"
        android:textSize="18sp" />
    <TextView
        android:id="@+id/tv_description"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@id/tv_title"
        android:layout_marginLeft="5dp"
        android:layout_marginTop="5dp"
        android:layout_toRightOf="@id/siv_icon"
        android:ellipsize="end"
        android:maxLength="16"
        android:singleLine="true"
        android:text="我是描述"
        android:textColor="#99000000"
        android:textSize="14sp" />
    <TextView
        android:id="@+id/tv_type"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_alignParentRight="true"
        android:layout_marginBottom="5dp"
        android:layout_marginRight="10dp"
        android:text="评论"
        android:textColor="#99000000"
        android:textSize="12sp" />
</RelativeLayout>

3) MainActivity:

package com.example.chap9;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.ListView;

public class MainActivity extends AppCompatActivity {

    private WebView wb;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
         wb= (WebView) findViewById(R.id.wb);
         //让webview控件支持js脚本
        wb.getSettings().setJavaScriptEnabled(true);
        //当需要从一个网页跳转到另外一个网页时，
        // 目标网页仍然在wbview控件中显示,而不是打开浏览器
        wb.setWebViewClient(new WebViewClient());
        wb.loadUrl("http://www.baidu.com");


    }

}

4) JsonParse:

package com.example.chap9;

import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;

import java.lang.reflect.Type;
import java.util.List;

//解析json数据的工具类
public class JsonParse {
    public static List<NewsInfo> getJson(String json){
        Gson gson=new Gson();
        Type listType=new TypeToken<List<NewsInfo>>(){}.getType();//泛型
       List<NewsInfo> list=gson.fromJson(json,listType);

    return null;
    }
}

5)NesInfo:

package com.example.chap9;

public class NewsInfo {
    private String icon;
    private String title;
    private String content;
    private String type;
    private String comment;
    public NewsInfo(String icon, String title, String content, String type, String comment) {
        this.icon = icon;
        this.title = title;
        this.content = content;
        this.type = type;
        this.comment = comment;
    }
    public String getIcon() {
        return icon;
    }
    public void setIcon(String icon) {
        this.icon = icon;
    }
    public String getTitle() {
        return title;
    }
    public void setTitle(String title) {
        this.title = title;
    }
    public String getContent() {
        return content;
    }
    public void setContent(String content) {
        this.content = content;
    }
    public String getType() {
        return type;
    }
    public void setType(String type) {
        this.type = type;
    }
    public String getComment() {
        return comment;
    }
    public void setComment(String comment) {
        this.comment = comment;
    }
}

6) AndroidManifest:

 

 

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.chap9">
   <!-- 申请权限-->
    <uses-permission android:name="android.permission.INTERNET"></uses-permission>
    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/Theme.Chap9">
        <activity
            android:name=".MainActivity"
            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>