RecylerView中checkbox的选择错乱问题和选不中问题DEMO

package com.sinpin.recycleview_jhq; import android.content.Context; import android.support.v7.widget.RecyclerView; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.TextView; import android.widget.Toast; import java.util.ArrayList; import java.util.HashMap; /** * Created by JiaHuaiQing on 2016/12/3. * Copyright (c) 2015 sinping.com */ public class MyRecyclerAdapter extends RecyclerView.Adapter<MyRecyclerAdapter.MyViewHolder> implements View.OnClickListener, View.OnLongClickListener { private Context context; private ArrayList<Object> strLists; // 存储勾选框状态的map集合 private HashMap<Integer, Boolean> map = new HashMap<>(); private MyViewHolder holder; public MyRecyclerAdapter(Context context, ArrayList<Object> strLists) { this.context = context; this.strLists = strLists; initMap(); } //初始化map集合,默认为不选中 public void initMap() { for (int i = 0; i < strLists.size(); i++) { map.put(i, false); } } @Override public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { View root = LayoutInflater.from(context).inflate(R.layout.item_view, parent, false); holder = new MyViewHolder(root); //holder.cb_CheckBox.setOnClickListener(this); //holder.cb_CheckBox.setOnLongClickListener(this); root.setOnClickListener(this); root.setOnLongClickListener(this); return holder; } @Override public void onBindViewHolder(MyViewHolder holder, final int position) { holder.tvText.setText((String) strLists.get(position)); //holder.cb_CheckBox.setTag(position); holder.root.setTag(position); holder.cb_CheckBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() { @Override public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { Log.d("position",position+"-aj-"+isChecked); map.put(position, isChecked); } }); if (map.get(position) == null) { map.put(position, false); } holder.cb_CheckBox.setChecked(map.get(position)); } @Override public int getItemCount() { return strLists.size(); } @Override public void onClick(View v) { Log.d("position","--"+v.findViewById(R.id.cb_CheckBox).getTag()); //listener.OnItemClickListener(v, (Integer) v.findViewById(R.id.cb_CheckBox).getTag()); listener.OnItemClickListener(v, (Integer) v.getTag()); } @Override public boolean onLongClick(View v) { initMap(); Toast.makeText(context, "长按", Toast.LENGTH_LONG).show(); //return listener != null && listener.OnItemLongClickListener(v, (Integer) v.findViewById(R.id.cb_CheckBox).getTag()); return listener != null && listener.OnItemLongClickListener(v, (Integer) v.getTag()); } public void setSelectedItem(Integer position) { if (map.get(position)) { map.put(position, false); } else { map.put(position, true); } notifyItemChanged(position); } class MyViewHolder extends RecyclerView.ViewHolder { TextView tvText; CheckBox cb_CheckBox; View root; public MyViewHolder(View itemView) { super(itemView); this.root=itemView; tvText = (TextView) itemView.findViewById(R.id.tv_Text); cb_CheckBox = (CheckBox) itemView.findViewById(R.id.cb_CheckBox); } } //接口回调设置点击事件 public interface MyRecyclerViewOnItemClickListener { //点击事件 void OnItemClickListener(View v, Integer position); //长按事件 boolean OnItemLongClickListener(View v, Integer position); } public void setMyRecyclerViewOnItemClickListener(MyRecyclerViewOnItemClickListener listener) { this.listener = listener; } //接口实例 public MyRecyclerViewOnItemClickListener listener; }