第一阶段冲刺第二天

import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.view.ViewPager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;



import com.example.myapplication.R;
import com.example.myapplication.adapter.historyFragmentAdapter;

import java.util.ArrayList;

import butterknife.BindView;
import butterknife.ButterKnife;

/**
 * @author:created By ZhangHao
 * 时间：2019/4/24 18
 * 邮箱：188660586@qq.com
 */
public class HistoryFragment extends Fragment {

    @BindView(R.id.top_tabViewPager)
    ViewPager top_tabViewPager;
    @BindView(R.id.top_tab)
    TabLayout top_tab;
    private ArrayList<String> titles;
    private historyFragmentAdapter adapter;

    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        initData();
    }



    @Override
    public View onCreateView( LayoutInflater inflater, ViewGroup container,  Bundle savedInstanceState) {
        View view = inflater.inflate(R.layout.history_fragment, container, false);
        ButterKnife.bind(this, view);
        adapter = new historyFragmentAdapter(getChildFragmentManager());
        top_tabViewPager.setAdapter(adapter);
        top_tab.setupWithViewPager(top_tabViewPager);
        //更新适配器数据
        adapter.setTitles(titles);
        return view;


    }

    private void initData() {
        titles = new ArrayList<>();
        titles.add("待出行的订单");
        titles.add("已出行的订单");
    }

}