二级购物车适配器

一级适配器
package bw.com.shopcartej;

import android.content.Context;
import android.support.annotation.NonNull;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.LinearLayout;
import android.widget.TextView;

import java.util.List;

ic class ShopcartAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {

//加减器回调  ----------------------------------------------------------------------------------------------------------
public interface OnJiaJianLisenter{
    void onJiaJian();
}
private OnJiaJianLisenter jiaJianLisenter;

public void setOnJiaJianLisenter (OnJiaJianLisenter jiaJianLisenter){
    this.jiaJianLisenter=jiaJianLisenter;
}

//二级回调 ---------------------------------------------------------------------------------------------------------------
public interface OnErjiLisenter{
    void onErji(ShopcartJson shopcartJson);
}
private OnErjiLisenter erjiLisenter;

public void setOnErjiLisenter(OnErjiLisenter erjiLisenter){
    this.erjiLisenter=erjiLisenter;
}

//一级回调 ----------------------------------------------------------------------------------------------------------------------------
public interface OnYijiLisenter{
    void onYiji(ShopcartJson shopcartJson);
}
private OnYijiLisenter yijiLisenter;

public void setOnYijiLisenter(OnYijiLisenter yijiLisenter){
    this.yijiLisenter=yijiLisenter;
}


Context context;
ShopcartJson shopcartJson;
public ShopcartAdapter(Context context, ShopcartJson shopcartJson) {
   this.context=context;
   this.shopcartJson=shopcartJson;
}

@NonNull
@Override
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
    View view=LinearLayout.inflate(context,R.layout.item01,null);
    ViewHolder viewHolder=new ViewHolder(view);
    return viewHolder;
}

@Override
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
    ViewHolder viewHolder1= (ViewHolder) viewHolder;
    viewHolder1.ck.setOnCheckedChangeListener(null);

    List<ShopcartData> data = shopcartJson.getData();

    final ShopcartData shopcartData = data.get(i);
    String sellerName = shopcartData.getSellerName();
    List<ShopcartDataa> list = shopcartData.getList();

    //设置值
    viewHolder1.name.setText(sellerName);
    viewHolder1.ck.setChecked(shopcartData.isChecked());

    //布局管理器
    LinearLayoutManager layoutManager = new LinearLayoutManager(context);
    viewHolder1.rlv.setLayoutManager(layoutManager);
    //适配器
    Shopcart2Adapter shopcart2Adapter = new Shopcart2Adapter(context,list);
    viewHolder1.rlv.setAdapter(shopcart2Adapter);


    //适配器回调加减器
    shopcart2Adapter.setOnJiaJianLisenter(new Shopcart2Adapter.OnJiaJianLisenter() {
        @Override
        public void onJiaJian() {
            //加减器再回调
            if (jiaJianLisenter!=null){
                jiaJianLisenter.onJiaJian();
            }
        }
    });

    //适配器回调价格（选中回调）
    shopcart2Adapter.setOnCheckedLisenter(new Shopcart2Adapter.OnCheckedLisenter() {
        @Override
        public void onChecked() {
            //二级回调
            if (erjiLisenter!=null){
                erjiLisenter.onErji(shopcartJson);
            }
        }
    });

    //一级回调 也是就选中状态回调
    viewHolder1.ck.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
        @Override
        public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
            shopcartData.setChecked(isChecked);
            if (yijiLisenter!=null){
                yijiLisenter.onYiji(shopcartJson);
            }
        }
    });


}

@Override
public int getItemCount() {
    return shopcartJson.getData().size();
}
private class ViewHolder extends RecyclerView.ViewHolder{

    private final TextView name;
    private final RecyclerView rlv;
    private final CheckBox ck;

    public ViewHolder(@NonNull View itemView) {
        super(itemView);
        name = itemView.findViewById(R.id.item01_name);
        rlv = itemView.findViewById(R.id.item01_rlv);
        ck = itemView.findViewById(R.id.item01_ck);
    }
}

}

二级适配器
package bw.com.shopcartej;

import android.content.Context;
import android.net.Uri;
import android.support.annotation.NonNull;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.facebook.drawee.view.SimpleDraweeView;

import java.util.List;

ic class Shopcart2Adapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {

//加减器回调
public interface OnJiaJianLisenter{
    void onJiaJian();
}
private OnJiaJianLisenter jiaJianLisenter;

public void setOnJiaJianLisenter(OnJiaJianLisenter jiaJianLisenter){
    this.jiaJianLisenter=jiaJianLisenter;
}

//价钱回调（也就是选中状态回调）
public interface OnCheckedLisenter{
    void onChecked();
}
private OnCheckedLisenter checkedLisenter;

public void setOnCheckedLisenter(OnCheckedLisenter checkedLisenter){
    this.checkedLisenter=checkedLisenter;
}



Context context;
List<ShopcartDataa> list;
public Shopcart2Adapter(Context context, List<ShopcartDataa> list) {
    this.context=context;
    this.list=list;
}

@NonNull
@Override
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
    View view=LinearLayout.inflate(context,R.layout.item02,null);
    ViewHolder viewHolder=new ViewHolder(view);
    return viewHolder;
}

@Override
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
    ViewHolder viewHolder1= (ViewHolder) viewHolder;

    final ShopcartDataa shopcartDataa = list.get(i);
    String images = shopcartDataa.getImages();
    double price = shopcartDataa.getPrice();
    String title = shopcartDataa.getTitle();

    viewHolder1.img.setImageURI(Uri.parse(images));
    viewHolder1.name.setText(title);
    viewHolder1.price.setText(price+"");
    viewHolder1.cs.send(list,i,this);
    viewHolder1.ck.setChecked(shopcartDataa.isChecked());

    viewHolder1.cs.setOnAddAndDeleteLisenter(new Custom_JiaJian.OnAddAndDeleteLisenter() {
        @Override
        public void onAdd() {
            //加减器回调
            if (jiaJianLisenter!=null){
                jiaJianLisenter.onJiaJian();
            }
        }
    });

    //价钱回调（选中状态回调）
    viewHolder1.ck.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
        @Override
        public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
            shopcartDataa.setChecked(isChecked);
            if (checkedLisenter!=null){
                checkedLisenter.onChecked();
            }
        }
    });


}

@Override
public int getItemCount() {
    return list.size();
}
private class ViewHolder extends RecyclerView.ViewHolder{

    private final SimpleDraweeView img;
    private final TextView name;
    private final TextView price;
    private final Custom_JiaJian cs;
    private final CheckBox ck;

    public ViewHolder(@NonNull View itemView) {
        super(itemView);
        img = itemView.findViewById(R.id.item02_img);
        name = itemView.findViewById(R.id.item02_name);
        price = itemView.findViewById(R.id.item02_price);
        cs = itemView.findViewById(R.id.cs);
        ck = itemView.findViewById(R.id.item02_ck);
    }
}

}