tablayout+fragment

MainActivity

import android.support.design.widget.TabLayout;import android.support.v4.app.Fragment;import android.support.v4.view.ViewPager;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import java.util.ArrayList;import java.util.List;public class MainActivity extends AppCompatActivity {    private TabLayout tabLayout;    private List<String> list = new ArrayList<>();    private ViewPager viewPager;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        tabLayout = (TabLayout) findViewById(R.id.my_tab);        viewPager = (ViewPager) findViewById(R.id.my_viewpager);        inittab();    }    public void inittab(){        List<Fragment> fragments=new ArrayList<>();        fragments.add(new Fragment01());        fragments.add(new Fragment01());        fragments.add(new Fragment01());        fragments.add(new Fragment01());        fragments.add(new Fragment01());        fragments.add(new Fragment01());        fragments.add(new Fragment01());        fragments.add(new Fragment01());        fragments.add(new Fragment01());        fragments.add(new Fragment01());        viewPager.setAdapter(new MyFragmentAdapter(getSupportFragmentManager(),fragments));        for (int i=0;i<fragments.size();i++){            tabLayout.addTab(tabLayout.newTab());        }        //tablayout与viewpager关联        tabLayout.setupWithViewPager(viewPager);        tabLayout.getTabAt(0).setText("热点");        tabLayout.getTabAt(1).setText("热点2");        tabLayout.getTabAt(2).setText("热点3");        tabLayout.getTabAt(3).setText("热点4");        tabLayout.getTabAt(4).setText("热点5");        tabLayout.getTabAt(5).setText("热点6");        tabLayout.getTabAt(6).setText("热点7");        tabLayout.getTabAt(7).setText("热点8");        tabLayout.getTabAt(8).setText("热点9");        tabLayout.getTabAt(9).setText("热点10");        /*//为tablayout设置ttitle        for (int i = 0; i < 10; i++) {            list.add("热" + i);            tabLayout.addTab(tabLayout.newTab().setText(list.get(i)));        }*/    }}

Fragment01

import android.os.AsyncTask;import android.os.Bundle;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.Toast;import com.google.gson.Gson;import com.limxing.xlistview.view.XListView;import java.io.ByteArrayOutputStream;import java.io.InputStream;import java.io.OutputStream;import java.net.HttpURLConnection;import java.net.MalformedURLException;import java.net.URL;import java.net.URLEncoder;import java.util.List;/** *  */public class Fragment01 extends Fragment implements XListView.IXListViewListener{    private List<bean.ResultBean.DataBean> list;    private XListView xListView;    @Nullable    @Override    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {        View view=inflater.inflate(R.layout.fragment01,container,false);        xListView=view.findViewById(R.id.my_xlistview);       // getData("http://apis.juhe.cn/cook/query.php","0","10");        //getData("http://apis.juhe.cn/cook/query.php",index+"",10+"");        getData();        xListView.setPullLoadEnable(true);        xListView.setPullRefreshEnable(true);        xListView.setXListViewListener(this);        return view;    }    /*@Override    public void onCreate(@Nullable Bundle savedInstanceState) {        super.onCreate(savedInstanceState);       // getData();    }*/    public void getData(){        new AsyncTask<String, Void, String>() {            @Override            protected void onPostExecute(String s) {                super.onPostExecute(s);                if(s!=null){                    Gson gson=new Gson();                    bean beans=gson.fromJson(s,bean.class);                    list=beans.getResult().getData();                    xListView.setAdapter(new MyXlistviewAdapter(list,getActivity()));                }            }            @Override            protected String doInBackground(String... strings) {                try {                    String path=strings[0];                    URL url=new URL(path);                    HttpURLConnection connection= (HttpURLConnection) url.openConnection();                    connection.setRequestMethod("POST");                    OutputStream os=connection.getOutputStream();                    os.write("key=1e9834f5ac3a7000a9b13af1040403ae&menu=红烧肉&rn=10".getBytes());                    //os.write(("key=1e9834f5ac3a7000a9b13af1040403ae&menu=红烧肉&pn="+pn+"&rn="+rn+"").getBytes());                    os.flush();                    connection.setConnectTimeout(5000);                    connection.setReadTimeout(5000);                    int code=connection.getResponseCode();                    if(code==HttpURLConnection.HTTP_OK){                        InputStream is=connection.getInputStream();                        ByteArrayOutputStream baos=new ByteArrayOutputStream();                        int len=0;                        byte[] buffer=new byte[1024];                        while ((len=is.read(buffer))!=-1){                            baos.write(buffer,0,len);                        }                        is.close();                        baos.close();                        return baos.toString();                    }                } catch (Exception e) {                    e.printStackTrace();                }                return null;            }        }.execute("http://apis.juhe.cn/cook/query.php");    }    //下拉刷新    @Override    public void onRefresh() {        getData();        xListView.stopRefresh(true);    }    //上拉加载    @Override    public void onLoadMore() {        getData();        xListView.stopLoadMore();    }}

MyFragmentAdaptter

import android.support.v4.app.Fragment;import android.support.v4.app.FragmentManager;import android.support.v4.app.FragmentPagerAdapter;import android.view.ViewGroup;import java.util.List;/** *  */public class MyFragmentAdapter extends FragmentPagerAdapter {    private List<Fragment> list;    public MyFragmentAdapter(FragmentManager fm, List<Fragment> list) {        super(fm);        this.list = list;    }    public MyFragmentAdapter(FragmentManager fm) {        super(fm);    }    @Override    public Fragment getItem(int position) {        return list.get(position);    }    @Override    public int getCount() {        return list.size();    }}

MyXlistView

import android.content.Context;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 java.util.List;/** *  */public class MyXlistviewAdapter extends BaseAdapter {    private List<bean.ResultBean.DataBean> list;    private Context context;    public MyXlistviewAdapter(List<bean.ResultBean.DataBean> list, Context context) {        this.list = list;        this.context = context;    }    @Override    public int getCount() {        return list.size();    }    @Override    public Object getItem(int i) {        return list.get(i);    }    @Override    public long getItemId(int i) {        return i;    }    @Override    public View getView(int i, View view, ViewGroup viewGroup) {        ViewHolder holder;        if(view==null){            holder=new ViewHolder();            view=View.inflate(context,R.layout.item01,null);            holder.myContent=view.findViewById(R.id.myContent);            holder.myIcon=view.findViewById(R.id.myIcon);            view.setTag(holder);        }else{            holder= (ViewHolder) view.getTag();        }        holder.myContent.setText(list.get(i).getTitle());        Glide.with(context).load(list.get(i).getSteps().get(0).getImg()).animate(R.anim.item_alpha_in).into(holder.myIcon);        return view;    }    class ViewHolder{        TextView myContent;        ImageView myIcon;    }}

activity_main.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    xmlns:app="http://schemas.android.com/apk/res-auto"    android:id="@+id/activity_main"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical"    tools:context="com.example.yuekaodemo01.MainActivity">    <android.support.design.widget.TabLayout        android:id="@+id/my_tab"        android:layout_width="match_parent"        android:layout_height="wrap_content"        app:tabMode="scrollable"        ></android.support.design.widget.TabLayout>    <android.support.v4.view.ViewPager        android:id="@+id/my_viewpager"        android:layout_width="match_parent"        android:layout_height="wrap_content"        ></android.support.v4.view.ViewPager></LinearLayout>

fragment01.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical">    <com.limxing.xlistview.view.XListView        android:id="@+id/my_xlistview"        android:divider="@null"        android:layout_width="match_parent"        android:layout_height="match_parent">    </com.limxing.xlistview.view.XListView></LinearLayout>

item01

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:orientation="horizontal" android:layout_width="match_parent"    android:layout_height="match_parent">    <TextView        android:id="@+id/myContent"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="3333333"        />    <ImageView        android:id="@+id/myIcon"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:src="@mipmap/ic_launcher"        /></LinearLayout>