package com.example.recyclerviewtest;

import android.support.v7.widget.RecyclerView;

import android.view.LayoutInflater;

import android.view.View;

import android.view.ViewGroup;

import android.widget.TextView;

import android.widget.Toast;

import java.util.List;

public class ProvinceAdapter extends RecyclerView.Adapter<ProvinceAdapter.ViewHolder> {

    private List<Province> mProvinceList;

    private int resourceId;

    //    定义一个内部类ViewHolder,该类继承自RecyclerView.ViewHolder。

//    需要传入一个View参数，通常是RecyclerView子项最外层布局

    static class ViewHolder extends RecyclerView.ViewHolder {

        //        ImageView provinceImage;

        TextView provinceName;

        View provinceView;

        public ViewHolder(View view) {

            super(view);

            provinceView = view;

            provinceName = (TextView) view.findViewById(R.id.province_name);

        }

    }

    //    该构造函数作用是将数据源赋值给一个全局变量mProvinceList

    public ProvinceAdapter(List<Province> provinceList) {

        mProvinceList = provinceList;

    }

//  由于ProvinceAdapter是继承自RecyclerView.Adapter，

//  所以需要重写三个方法：

// onCreateViewHolder() ：创建ViewHolder实例，将局部加载进来

//  onBindViewHolder() ：对RecyclerView子项数据进行赋值

//  getItemCount()

    @Override

    public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int i) {

        View view = LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.province_item,

                viewGroup,

                false);

        final ViewHolder holder = new ViewHolder(view);

        holder.provinceView.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View v) {

                int position = holder.getAdapterPosition();

                Province province = mProvinceList.get(position);

                Toast.makeText(v.getContext(), "你点击了项" + province.getName(), Toast.LENGTH_SHORT).show();

            }

        });

        return holder;

    }

    @Override

    public void onBindViewHolder(ViewHolder holder, int position

    ) {

        Province province = mProvinceList.get(position);

        holder.provinceName.setText(province.getName());

    }

    @Override

    public int getItemCount() {

        return mProvinceList.size();

    }

}