2.14

package com.example.myapplication;


import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;

import java.util.List;

public class MListAdapter extends BaseAdapter {
    List<costList> mList;


    public MListAdapter(List<costList>list)
    {
        mList=list;
    }
    @Override
    public int getCount() {
        return mList.size();
    }

    @Override
    public Object getItem(int position) {
        return mList.get(position);
    }

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

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        View view=mLayoutInflater.inflate(R.layout.list_month,null);
        //取出数据赋值
        costList item=mList.get(position);
        TextView month=view.findViewById(R.id.month);
        //绑定
        month.setText(mList.get(position).getDate().substring(0,4));
        return view;
    }
    private List<costList>getmList;
    private LayoutInflater mLayoutInflater;

    public MListAdapter(Context context, List<costList>list)
    {
        mList=list;
        //通过外部传来的Context初始化LayoutInflater对象
        mLayoutInflater=LayoutInflater.from(context);
    }
}