ViewpageAndXlistView

MainActivity:

package com.example.monthtest;

import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.bawei.wzq.wzlibrary.view.XListView;
import com.google.gson.Gson;
import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;

import java.util.ArrayList;
import java.util.List;


public class MainActivity extends AppCompatActivity implements XListView.IXListViewListener {

    String path = "http://www.meirixue.com/api.php?c=index&a=index";
    private ViewPager vp;
    private List<ImageView> listIV;
    private View headerView;
    private XListView xlv;
    private LinearLayout ll;
    private List<Bean.DataBean.HotcategoryBean> hotcategory;
    private List<Bean.DataBean.AdlistBean> adlist;
    private DisplayImageOptions options;


    private Handler handler = new Handler() {

        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);
            //得到当前的position
            int position = vp.getCurrentItem();
            position++;
            vp.setCurrentItem(position);
            sendMsg();
        }
    };


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        xlv = (XListView) findViewById(R.id.xlv);
        //viewpager的布局
        headerView = View.inflate(MainActivity.this, R.layout.vp_item, null);
        ll = (LinearLayout) headerView.findViewById(R.id.ll);
        vp = (ViewPager) headerView.findViewById(R.id.vp);
        //sd卡
        options = new DisplayImageOptions.Builder()
                .cacheOnDisk(true)   //sd卡
                .cacheInMemory(true)
                .build();

        initData();
    }


    /**
     * 请求网络得数据
     */
    private void initData() {

        new AsyncTask<String, Void, String>() {

            /**
             * 子线程
             * @param params
             * @return
             */
            @Override
            protected String doInBackground(String... params) {

                String json = NetWorkUtils.getJson(params[0]);

                return json;
            }

            /**
             * 主线程
             * @param s
             */
            @Override
            protected void onPostExecute(String s) {
                super.onPostExecute(s);
                Gson gson = new Gson();
                Bean bean = gson.fromJson(s, Bean.class);

                //展示viewPager上面的图片的
                adlist = bean.getData().getAdlist();

                //展示xListView上面的数据
                hotcategory = bean.getData().getHotcategory();
                xlv.setAdapter(new MAdapter());

                xlv.setXListViewListener(MainActivity.this);
                //给xlistView加载头布局
                xlv.addHeaderView(headerView);
                vp.setAdapter(new MPagerAdapter());

                //初使化点
                initDot();
                vp.setCurrentItem(10000);

                //无限轮博
                sendMsg();

                //监听事件
                vp.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
                    @Override
                    public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {

                    }

                    @Override
                    public void onPageSelected(int position) {

                        for (int x = 0; x < listIV.size(); x++) {

                            if (position % adlist.size() == x) {
                                listIV.get(position % adlist.size()).setImageResource(R.drawable.dot_focus);
                            } else {
                                listIV.get(x).setImageResource(R.drawable.dot_normal);
                            }
                        }
                    }

                    @Override
                    public void onPageScrollStateChanged(int state) {

                    }
                });
            }
        }.execute(path);

    }


    private void sendMsg() {
        handler.sendEmptyMessageDelayed(0, 2000);
    }


    /**
     *
     */
    private void initDot() {
        listIV = new ArrayList<>();

        if (listIV != null) {
            listIV.clear();
        }

        for (int x = 0; x < adlist.size(); x++) {
            ImageView iv = new ImageView(MainActivity.this);
            if (x == 0) {
                iv.setImageResource(R.drawable.dot_focus);
            } else {
                iv.setImageResource(R.drawable.dot_normal);
            }

            listIV.add(iv);

            LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(20, 20);
            params.setMargins(10, 0, 10, 0);
            ll.addView(iv, params);
        }


    }

    /**
     * 下拉刷新
     */
    @Override
    public void onRefresh() {

        new Thread() {
            @Override
            public void run() {
                super.run();

                String json = NetWorkUtils.getJson(path);
                Gson gson = new Gson();
                Bean bean = gson.fromJson(json, Bean.class);

                //展示viewPager上面的图片的
                adlist = bean.getData().getAdlist();

                //展示xListView上面的数据
                List hotcategory1 = bean.getData().getHotcategory();

                hotcategory.addAll(hotcategory1);

                //没做完，需要重新设置adapter


            }
        }.start();


    }

    /**
     * 加载更多
     */
    @Override
    public void onLoadMore() {

    }


    class MPagerAdapter extends PagerAdapter {

        @Override
        public int getCount() {
            return Integer.MAX_VALUE;
        }

        @Override
        public boolean isViewFromObject(View view, Object object) {
            return view == object;
        }

        @Override
        public void destroyItem(ViewGroup container, int position, Object object) {
            container.removeView((View) object);
        }

        @Override
        public Object instantiateItem(ViewGroup container, int position) {
            ImageView iv = new ImageView(MainActivity.this);
            //加载viewPager上面的图片
            ImageLoader.getInstance().displayImage(adlist.get(position % adlist.size()).getImg(), iv, options);
            container.addView(iv);
            return iv;
        }
    }

    /**
     * xListView的adapter
     */
    class MAdapter extends BaseAdapter {

        @Override
        public int getCount() {
            return hotcategory.size();
        }

        @Override
        public Object getItem(int position) {
            return null;
        }

        @Override
        public long getItemId(int position) {
            return 0;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {

            if (convertView == null) {
                convertView = View.inflate(MainActivity.this, R.layout.xlv_item, null);
            }
            ImageView xlv_iv = (ImageView) convertView.findViewById(R.id.xlv_iv);
            TextView xlv_tv = (TextView) convertView.findViewById(R.id.xlv_tv);
            //展示图片
            ImageLoader.getInstance().displayImage(hotcategory.get(position).getImg(), xlv_iv, options);

            //文字
            xlv_tv.setText(hotcategory.get(position).getCname());
            return convertView;
        }
    }
}

Application:

ImageLoaderConfiguration build = new ImageLoaderConfiguration.Builder(this).build();
ImageLoader.getInstance().init(build);

NetWork:

package com.bwei.yuekaomouth;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

/**
 * author:Created by WangZhiQiang on 2017/9/15.
 */

public class NetWork {

    private static StringBuilder stringBuilder;

    public static String getJson(String string)
    {
        try {
            URL url = new URL(string);
            HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
            int responseCode = urlConnection.getResponseCode();
            if(responseCode==200)
            {
                InputStream inputStream = urlConnection.getInputStream();
                BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
                stringBuilder = new StringBuilder();
                String str = "";
                while((str = bufferedReader.readLine())!=null)
                {
                    stringBuilder.append(str);
                }
            }
            return stringBuilder.toString();
        } catch (MalformedURLException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }
}