1 package com.example.administrator.recyclerview;
2
3 import android.content.Context;
4 import android.support.v7.widget.RecyclerView;
5 import android.view.LayoutInflater;
6 import android.view.View;
7 import android.view.ViewGroup;
8 import android.widget.ImageView;
9
10 import java.util.List;
11
12 /**
13 * RecyclerView.Adapter<MyViewHolder>尖括号里面的表示数据的类型
14 * RecyclerView有自己的Viewholder但是我们需要创建自己的viewholder去实现它
15 * Created by Zyh on 2016/9/19.
16 */
17 public class MyAdapter extends RecyclerView.Adapter<MyViewHolder> implements View.OnClickListener{
18 Context content;
19 List<Dates> mDates;
20 LayoutInflater inflater;
21
22 public MyAdapter(Context content, List<Dates> mDates) {
23 this.content = content;
24 this.mDates = mDates;
25 this.inflater=LayoutInflater.from(content);
26 }
27 @Override
28 public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
29 View view=inflater.inflate(R.layout.item_main,null);
30 MyViewHolder viewHolder=new MyViewHolder(view);
31 return viewHolder;
32 }
33 @Override
34 public void onBindViewHolder(MyViewHolder holder, int position) {
35 holder.iT.setImageResource(mDates.get(position).mImageId);
36 holder.iT.setTag(position);
37 }
38
39 //设置数量
40 @Override
41 public int getItemCount() {
42 return mDates.size();
43 }
44
45 OnRecyclerViewItemClickListener mListener;
46
47
48 // 定义一个接口里面有一个抽象的方法，重点是里面的参数，View要与点击事件的view相对应
49 protected interface OnRecyclerViewItemClickListener{
50 public abstract void OnItem(View view,int position);
51 }
52 /** 定义一个方法，里面的参数是接口类型的对象，从而在创建接口对象的时候去实现接口的抽象方法，
53 抽象方法内的参数与系统点击事件的方法一致**/
54 public void setOnRecyclerViewItemClickListener(OnRecyclerViewItemClickListener mListener){
55 this.mListener=mListener;
56
57 }
58 @Override
59 public void onClick(View view) {
60
61 if (mListener!=null){
62 mListener.OnItem(view, (Integer) view.getTag());
63
64
65 }
66
67 }
68
69 }
70
71 class MyViewHolder extends RecyclerView.ViewHolder {
72 ImageView iT;
73 public MyViewHolder(View itemView) {
74 super(itemView);
75 iT= (ImageView) itemView.findViewById(R.id.item_image);
76 }
77 }
