RecyclerView 里面实现RadioButton单选问题_android radiobutton recycleview

RecyclerView 里面实现RadioButton单选问题

主布局：

            <RadioGroup
                android:id="@+id/smallKindRadioGroup"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:orientation="horizontal">

             
                <android.support.v7.widget.RecyclerView

                    android:id="@+id/id_kindsmallrecyclerview"
                    android:layout_width="match_parent"
                    android:layout_height="match_parent">
                </android.support.v7.widget.RecyclerView>

            </RadioGroup>
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子布局：

<RadioButton
    android:id="@+id/bt"
    android:layout_width="wrap_content"
    android:layout_height="40dp"
    android:layout_marginLeft="50dp"
    android:layout_weight="1"
    android:background="@drawable/radiobutton"
    android:button="@null"
    android:gravity="center"
    android:text="猪肉类"
    android:textSize="14sp" />
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适配器:Adapter
package com.gxuwz.supplychain.adapter.kind;

import android.content.Context;
import android.content.Intent;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.StaggeredGridLayoutManager;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CompoundButton;
import android.widget.ImageView;
import android.widget.RadioButton;
import android.widget.TextView;

import com.google.gson.Gson;
import com.gxuwz.supplychain.R;
import com.gxuwz.supplychain.activity.DishnameActivity;
import com.gxuwz.supplychain.activity.MarketActivity;
import com.gxuwz.supplychain.adapter.market.MarketViewAdapter;
import com.gxuwz.supplychain.adapter.market.MyRecyclerViewAdapter;
import com.gxuwz.supplychain.common.MySharedPreferences;
import com.gxuwz.supplychain.contants.Contants;
import com.gxuwz.supplychain.entity.business.TmKindSmall;
import com.gxuwz.supplychain.entity.business.TmVgtSell;
import com.gxuwz.supplychain.utility.ImgAsyncUtil;
import com.gxuwz.supplychain.utility.JUtils;
import com.gxuwz.supplychain.utility.ViewUtils;
import com.gxuwz.supplychain.utility.XutilHttpHelp;
import com.gxuwz.supplychain.utility.XutilRequestCallBack;
import com.lidroid.xutils.exception.HttpException;
import com.lidroid.xutils.http.HttpHandler;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;

/**

• Created by zhangxt4 on 2016/2/17.
  */
  public class KindRecyclerViewAdapter extends RecyclerView.Adapter {
  private Context mContext;
  private LayoutInflater mInflater;
  private List mDatas;
  MarketActivity Mcontext;
  ArrayList ischeck=new ArrayList<>();
  private int index = -1;
  public interface OnItemClickListener {
  void onItemClick(View view, int position);

   void onItemLongClick(View view, int position);
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  }

  private OnItemClickListener onItemClickListener;

  public void setOnItemClickListener(OnItemClickListener listener) {
  this.onItemClickListener = listener;
  }

  //构造方法
  public KindRecyclerViewAdapter(Context context, List datas) {
  this.mContext = context;
  this.Mcontext= (MarketActivity) context;
  this.mDatas = datas;
  this.mInflater = LayoutInflater.from(context);
  }

  @Override
  public KindViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
  View view = mInflater.inflate(R.layout.item_kindsmall_listview, parent, false);
  KindViewHolder myViewHolder = new KindViewHolder(view);
  return myViewHolder;
  }

  //在这里设置点击监听
  @Override
  public void onBindViewHolder(final KindViewHolder holder, final int position) {
  TmKindSmall tmKindSmall = mDatas.get(position);
  holder.kindSmall_iv.setText(tmKindSmall.getKindSmallName());
  holder.kindSmallId.setText(tmKindSmall.getKindSmallId());
  holder.kindSmall_iv.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
  @Override
  public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
  if(isChecked){

               index = position;
               notifyDataSetChanged();
               String kindSmallId=  holder.kindSmallId.getText().toString();
               Mcontext.smallKindRadioGroupCherk(kindSmallId);
           }
       }
   });
  
   if(index==position){
       holder.kindSmall_iv.setChecked(true);
   } else {
       holder.kindSmall_iv.setChecked(false);
   }
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  }

  @Override
  public int getItemCount() {
  return mDatas.size();
  }
  }

class KindViewHolder extends RecyclerView.ViewHolder {
public RadioButton kindSmall_iv;
public TextView kindSmallId;

public KindViewHolder(View view) {
    super(view);
    kindSmall_iv = (RadioButton) view.findViewById(R.id.bt);
    kindSmallId=(TextView)view.findViewById(R.id.kindSmallId);
}
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}