无限轮播集合

package com.example.hl;


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.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.util.Log;
import android.view.LayoutInflater;
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.google.gson.Gson;
import com.nostra13.universalimageloader.core.ImageLoader;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;


/**
 * 作者：刘雄彪
 */

public class fragment1 extends Fragment implements XListView.IXListViewListener {

    private View view;
    private ViewPager vp;
    private XListView xlv;
    List<User> list;
    List<ImageView> list3;
    private mydata2 mydata2;
    private ImageView iv;
    List<User2> list2;
    private LinearLayout lll;
    private Handler handler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);
            int a=msg.what;
            if (a==0){
                mydata2.notifyDataSetChanged();
                close();
            }
            if (a==1){
                int i = vp.getCurrentItem() + 1;
                vp.setCurrentItem(i);
                handler.sendEmptyMessageDelayed(1, 2000);
            }
        }
    };

    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
       //========================第一步========================
        view = inflater.inflate(R.layout.fragment1, container, false);
        return view;
    }

    @Override
    public void onActivityCreated(@Nullable Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);
        //=================第二步===================
        xlv = (XListView) view.findViewById(R.id.lv);
        xlv.setPullLoadEnable(true);
        xlv.setPullRefreshEnable(true);
        xlv.setXListViewListener(this);

        View vvp = View.inflate(getActivity(), R.layout.vp, null);//获取我单独的fragment控件
        vp = (ViewPager) vvp.findViewById(R.id.vp2);
        lll = (LinearLayout) vvp.findViewById(R.id.lll);
        xlv.addHeaderView(vvp);//添加到xlistview的头布局
        //==========================第三步=============================
        //读取数据和解析
        new Thread() {
            private StringBuilder builder;
            private URL url;
            @Override
            public void run() {
                super.run();
                try {
                    url = new URL("http://api.kkmh.com/v1/daily/comic_lists/0?since=0&gender=0&sa_event=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 ");
                    URLConnection connection = url.openConnection();
                    InputStream stream = connection.getInputStream();
                    BufferedReader reader = new BufferedReader(new InputStreamReader(stream));
                    builder = new StringBuilder();
                    String tem = "";
                    while ((tem = reader.readLine()) != null) {
                        builder.append(tem);
                    }
                    Log.e("=====读取到的数据===========", builder.toString());
                } catch (MalformedURLException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    e.printStackTrace();
                }
                getActivity().runOnUiThread(new Runnable() {
                    private List<Bean.DataBean.ComicsBean> comics;
                    @Override
                    public void run() {
                        //解析
                        list2=new ArrayList<User2>();
                        list=new ArrayList<User>();
                        Gson gson = new Gson();
                        Bean json = gson.fromJson(builder.toString(), Bean.class);
                        comics = json.getData().getComics();
                        //展示在xlistview上面的数据源
                        for (int j = 0; j < comics.size(); j++) {
                            String title = comics.get(j).getTitle();
                            Bean.DataBean.ComicsBean.TopicBean topic = comics.get(j).getTopic();
                            String cover_image_url = topic.getCover_image_url();
                            list2.add(new User2(title, cover_image_url));//list2===xlistview要用的集合
                        }
                        //只展示三条数据
                        for (int i = 0; i < 3; i++) {
                            Bean.DataBean.ComicsBean.TopicBean topic = comics.get(i).getTopic();
                            String cover_image_url = topic.getCover_image_url();
                            list.add(new User(cover_image_url));//list========无限轮播要用的集合
                        }
                        Log.e("=====解析到的数据===========", list2.toString());
                        //========================第四步======================
                        //写xlistview的适配器,展示数据,记得把上拉下拉也做上,加Handler
                        mydata2 = new mydata2();
                        xlv.setAdapter(mydata2);
                        //=======================第五步=============================
                        nodata();//动态添加无限轮播的小点
                        vp.setAdapter(new mydata());//无限轮播的适配器
                        vp.setCurrentItem(10000);
                        handler.sendEmptyMessageDelayed(1,2000);//让它2秒展示一次
                        vp.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
                            @Override
                            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {

                            }

                            @Override
                            public void onPageSelected(int position) {
                                   //设置小点和图片对应显示
                                for (int x = 0; x < list3.size(); x++) {

                                    if (position % list.size() == x) {
                                        //证明点和图片是对应的，应该点是变红的
                                        list3.get(position % list.size()).setImageResource(R.drawable.dot_focus);
                                    } else {
                                        list3.get(x).setImageResource(R.drawable.dot_normal);
                                    }
                                }
                            }

                            @Override
                            public void onPageScrollStateChanged(int state) {

                            }
                        });

                    }
                });
            }
        }.start();
    }
    public void nodata(){
        list3=new ArrayList<ImageView>();//list3就只放一个imagview的控件
        if (list3 != null) {
            list3.clear();
        }
        for (int i=0;i<list.size();i++){
            iv = new ImageView(getActivity());
            if (i == vp.getCurrentItem()) {
                iv.setImageResource(R.drawable.dot_focus);
            } else {
                iv.setImageResource(R.drawable.dot_normal);
            }
            LinearLayout.LayoutParams parmes = new LinearLayout.LayoutParams(20, 20);
            parmes.setMargins(10, 0, 10, 0);
            list3.add(iv);
            lll.addView(iv,parmes);

        }
    }
    class mydata extends PagerAdapter {//无限轮播的适配器

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

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

        @Override
        public Object instantiateItem(ViewGroup container, int position) {
            View view = View.inflate(getActivity(), R.layout.textview, null);
            ImageView img = (ImageView) view.findViewById(R.id.img);
            ImageLoader.getInstance().displayImage(list.get(position % list.size()).url, img);
            container.addView(view);
            return view;
        }

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

    }

    private void close() {//xlistview的关闭方法
        xlv.stopLoadMore();
        xlv.stopRefresh();
        xlv.setRefreshTime("2017-09-16");
    }

        class mydata2 extends BaseAdapter {//xlistview的适配器
            final int type1 = 0;//多条目加载
            final int type2 = 1;

            @Override
            public int getCount() {
                return list2.size();
            }

            @Override
            public Object getItem(int i) {
                return list2.get(i);
            }

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

            @Override
            public View getView(int i, View view, ViewGroup viewGroup) {
                int type = getItemViewType(i);
                ViewHolder vh;
                if (view == null) {
                    vh = new ViewHolder();
                    switch (type) {
                        case 0:
                            view = View.inflate(getActivity(), R.layout.textview, null);//第一个布局
                            vh.name = (TextView) view.findViewById(R.id.name);
                            vh.img = (ImageView) view.findViewById(R.id.img);
                            break;
                        case 1:
                            view = View.inflate(getActivity(), R.layout.textview2, null);//第二个布局
                            vh.img = (ImageView) view.findViewById(R.id.img1);
                            vh.img2 = (ImageView) view.findViewById(R.id.img2);
                            break;

                    }
                    view.setTag(vh);
                } else {
                    vh = (ViewHolder) view.getTag();
                }
                switch (type) {
                    case 0:
                        vh.name.setText(list2.get(i).name);
                        ImageLoader.getInstance().displayImage(list2.get(i).imgg, vh.img);//记得把imageloder写上
                        break;
                    case 1:
                        ImageLoader.getInstance().displayImage(list2.get(i).imgg, vh.img);
                        ImageLoader.getInstance().displayImage(list2.get(i).imgg, vh.img2);
                        break;
                }
                return view;
            }

            class ViewHolder {
                TextView name;
                ImageView img, img2;
            }

            @Override
            public int getViewTypeCount() {
                return 2;
            }

            @Override
            public int getItemViewType(int position) {
                //分开多条目显示
                if (position % 2 == 0) {
                    return 0;
                } else {
                    return 1;
                }
            }
        }
//================下拉刷新的方法
        @Override
        public void onRefresh() {
            handler.postDelayed(new Runnable() {
                @Override
                public void run() {
                    list2.add(0,new User2("怪物恋人","http://f2.kkmh.com/image/170915/a56o0vmx8.webp-w640"));
                }
            },3000);
            handler.sendEmptyMessageDelayed(0,3000);
        }
//======================上拉加载的方法
        @Override
        public void onLoadMore() {
            handler.postDelayed(new Runnable() {
                @Override
                public void run() {
                    list2.add(new User2("怪物恋人","http://f2.kkmh.com/image/170915/a56o0vmx8.webp-w640"));
                    handler.sendEmptyMessage(0);
                }
            },3000);
        }
    }