网络数据请求XListView展示

xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/activity_main"
    android:layout_match_parent"
    android:layout_match_parent"
    android:orientation="vertical"
    tools:cOntext="com.example.e.yuekaolianxi.MainActivity">

  <RadioGroup
      android:id="@+id/radioGroup"
      android:layout_match_parent"
      android:layout_wrap_content"
      android:padding="10dp"
      android:orientation="horizontal">
      <RadioButton
          android:id="@+id/radio01"
          android:layout_0dp"
          android:layout_weight="1"
          android:gravity="center"
          android:layout_wrap_content"
          android:button="@null"
          android:textSize="20sp"
          android:text="本社介绍"
          />
      <RadioButton
          android:id="@+id/radio02"
          android:layout_0dp"
          android:layout_weight="1"
          android:gravity="center"
          android:layout_wrap_content"
          android:button="@null"
          android:textSize="20sp"
          android:text="履行职责"
          />
      <RadioButton
          android:id="@+id/radio03"
          android:layout_0dp"
          android:layout_weight="1"
          android:gravity="center"
          android:layout_wrap_content"
          android:button="@null"
          android:textSize="20sp"
          android:text="自身建设"
          />
  RadioGroup>
    <LinearLayout
        android:layout_match_parent"
        android:layout_wrap_content"
        android:orientation="horizontal"
        android:weightSum="3">
        <View
            android:layout_0dp"
            android:layout_2dp"
            android:layout_weight="1"
            android:id="@+id/v"
            android:background="#FF0000"
            >View>
    LinearLayout>
    <android.support.v4.view.ViewPager
        android:layout_match_parent"
        android:layout_match_parent"
        android:layout_marginTop="5dp"
        android:id="@+id/viewPager"
        >android.support.v4.view.ViewPager>
LinearLayout>


xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_match_parent"
    android:layout_match_parent">
    <me.maxwin.view.XListView
        android:layout_match_parent"
        android:layout_match_parent"
        android:id="@+id/xListView">me.maxwin.view.XListView>

LinearLayout>


xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_match_parent"    android:layout_match_parent">    <LinearLayout        android:layout_match_parent"        android:layout_wrap_content"        android:layout_centerInParent="true"        android:orientation="horizontal">        <ImageView            android:id="@+id/image"            android:layout_120dp"            android:layout_100dp"            android:padding="5dp" />        <LinearLayout            android:layout_wrap_content"            android:layout_wrap_content"            android:orientation="vertical">            <TextView                android:id="@+id/title"                android:layout_wrap_content"                android:layout_wrap_content"                android:padding="5dp"                android:text="深港澳台千里连线，嘉年华会今夏入川"                android:textColor="#FF0000"                android:textSize="15dp" />            <TextView                android:id="@+id/miaoshu"                android:layout_wrap_content"                android:layout_wrap_content"                android:padding="5dp"                android:text="6月17—20日，“2016成都深港澳台嘉年华会”(简称嘉年华会)将在成都世纪城国际会展中心举办。其主办方励展华博借力旗"                android:textSize="12dp" />        LinearLayout>    LinearLayout>RelativeLayout>

package com.example.e.xlist;
import java.io.InputStream;import java.net.HttpURLConnection;import java.net.URL;/** * Created by e on 2017/5/26. */public class Utils {    public static String parmrs(String path) {        try {            URL url = new URL(path);            HttpURLConnection httpURLCOnnection= (HttpURLConnection) url.openConnection();            httpURLConnection.connect();            if (httpURLConnection.getResponseCode() == 200) {                InputStream in = httpURLConnection.getInputStream();                StringBuffer sb = new StringBuffer();                int len = -1;                byte[] by = new byte[1024 * 4];                while ((len = in.read(by)) != -1) {                    sb.append(new String(by, 0, len, "utf-8"));                }                in.close();                httpURLConnection.disconnect();                return sb.toString();            }        } catch (Exception e) {            e.printStackTrace();        }        return null;    }}


package com.example.e.xlist;
import android.support.v4.app.Fragment;import android.support.v4.app.FragmentManager;import android.support.v4.app.FragmentPagerAdapter;import android.support.v4.view.ViewPager;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.RadioButton;import android.widget.RadioGroup;import java.util.Arrays;import java.util.List;public class MainActivity extends AppCompatActivity implements RadioGroup.OnCheckedChangeListener {    private ViewPager vp;    private List list;    private RadioGroup rg;    private MyAdapter adapter;    private RadioButton rb1;    private RadioButton rb2;    private RadioButton rb3;    private View view;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        vp = (ViewPager) findViewById(R.id.viewPager);        rg = (RadioGroup) findViewById(R.id.radioGroup);        rb1 = (RadioButton) findViewById(R.id.radio01);        rb2 = (RadioButton) findViewById(R.id.radio02);        rb3 = (RadioButton) findViewById(R.id.radio03);        view = findViewById(R.id.v);        indata();        vp.setOffscreenPageLimit(3);        adapter = new MyAdapter(getSupportFragmentManager());        vp.setAdapter(adapter);        rg.setOnCheckedChangeListener(this);        vp.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {            @Override            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {                int i = view.getWidth();                if (positionOffsetPixels != 0) {                    view.setX(i * position + positionOffsetPixels / 3);                }            }            @Override            public void onPageSelected(int position) {                switch (position) {                    case 0:                        rb1.setChecked(true);                        break;                    case 1:                        rb2.setChecked(true);                        break;                    case 2:                        rb3.setChecked(true);                        break;                    default:                        break;                }            }            @Override            public void onPageScrollStateChanged(int state) {            }        });    }    private void indata() {        list = Arrays.asList(new Fragment1(), new Fragment2(), new Fragment3());    }    @Override    public void onCheckedChanged(RadioGroup group, int checkedId) {        int num = 0;        switch (checkedId) {            case R.id.radio01:                num = 0;                break;            case R.id.radio02:                num = 1;                break;            case R.id.radio03:                num = 2;                break;            default:                break;        }        if (vp.getCurrentItem()!=num){            vp.setCurrentItem(num);        }    }    class MyAdapter extends FragmentPagerAdapter {        public MyAdapter(FragmentManager fm) {            super(fm);        }        @Override        public Fragment getItem(int position) {            return list.get(position);        }        @Override        public int getCount() {            return list.size();        }    }}


package com.example.e.xlist;import android.os.Bundle;import android.os.Handler;import android.os.Message;import android.support.annotation.Nullable;import android.support.v4.app.Fragment;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.ImageView;import android.widget.TextView;import com.bumptech.glide.Glide;import com.google.gson.Gson;import java.util.ArrayList;import java.util.List;import me.maxwin.view.XListView;/** * Created by e on 2017/5/28. */public class Fragment1 extends Fragment implements XListView.IXListViewListener {    private XListView listView;    private String path = "http://api.expoon.com/AppNews/getNewsList/type/1/p/1";    private List list;    private String s;    private MyAdapter adapter;    Handler mHandler = new Handler() {        @Override        public void handleMessage(Message msg) {            s = msg.obj.toString();            Gson gson = new Gson();            Bean bean = gson.fromJson(s, Bean.class);            list.addAll(bean.getData());            adapter.notifyDataSetChanged();        }    };    @Nullable    @Override    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {        return inflater.inflate(R.layout.fragment1_layout, container, false);    }    @Override    public void onActivityCreated(@Nullable Bundle savedInstanceState) {        super.onActivityCreated(savedInstanceState);        list = new ArrayList<>();        listView = (XListView) getView().findViewById(R.id.xListView);        listView.setPullLoadEnable(true);        listView.setXListViewListener(this);        new Thread() {            @Override            public void run() {                String s = Utils.parmrs(path);                Message msg = Message.obtain();                msg.obj = s;                mHandler.sendMessage(msg);            }        }.start();        adapter = new MyAdapter();        listView.setAdapter(adapter);    }    @Override    public void onRefresh() {        mHandler.postDelayed(new Runnable() {            @Override            public void run() {                Gson gson=new Gson();                Bean bean=gson.fromJson(s,Bean.class);                list.addAll(bean.getData());                adapter.notifyDataSetChanged();                stopLoader();            }        }, 2000);    }    @Override    public void onLoadMore() {        mHandler.postDelayed(new Runnable() {            @Override            public void run() {                Gson gson=new Gson();                Bean bean=gson.fromJson(s,Bean.class);                list.addAll(bean.getData());                adapter.notifyDataSetChanged();                stopLoader();            }        }, 2000);    }    private void stopLoader() {        listView.stopRefresh();        listView.stopLoadMore();    }    class MyAdapter extends BaseAdapter {        @Override        public int getCount() {            return list.size();        }        @Override        public Object getItem(int position) {            return list.get(position);        }        @Override        public long getItemId(int position) {            return position;        }        @Override        public View getView(int position, View convertView, ViewGroup parent) {            Holder holder;            if (cOnvertView==null){                holder=new Holder();                cOnvertView=View.inflate(getActivity(),R.layout.item1_layout,null);                holder.tv1= (TextView) convertView.findViewById(R.id.title);                holder.tv2= (TextView) convertView.findViewById(R.id.miaoshu);                holder.image= (ImageView) convertView.findViewById(R.id.image);                convertView.setTag(holder);            }else{                holder= (Holder) convertView.getTag();            }            Bean.DataBean bean=list.get(position);            holder.tv1.setText(bean.getNews_title());            holder.tv2.setText(bean.getNews_summary());            Glide.with(getActivity()).load(bean.getPic_url()).into(holder.image);            return convertView;        }    }    class Holder{        TextView tv1,tv2;        ImageView image;    }}