二级列表的购物车-适配器

package com.example.recycler.adapter;import android.content.Context;import android.view.View;import android.view.ViewGroup;import android.widget.BaseExpandableListAdapter;import android.widget.CheckBox;import android.widget.CompoundButton;import android.widget.ImageView;import android.widget.TextView;import com.bumptech.glide.Glide;import com.example.recycler.Activity_show;import com.example.recycler.AddAndDownview;import com.example.recycler.R;import com.example.recycler.bean.childbean;import com.example.recycler.bean.fatherbean;import java.util.List;public class ExpandAdapter extends BaseExpandableListAdapter{    private  Context ct;    private List<fatherbean> list;    private List<List<childbean>> list1;    private Activity_show ct1;    private float sum;    public ExpandAdapter(Context ct, List<fatherbean> list, List<List<childbean>> list1) {        this.ct = ct;        this.list = list;        this.list1 = list1;    }    @Override    public int getGroupCount() {        return list.size();    }    @Override    public int getChildrenCount(int i) {        return list1.get(i).size();    }    @Override    public Object getGroup(int i) {        return list.get(i);    }    @Override    public Object getChild(int i, int i1) {        return list1.get(i).get(i1);    }    @Override    public long getGroupId(int i) {        return i;    }    @Override    public long getChildId(int i, int i1) {        return i1;    }    @Override    public View getGroupView(final int i, boolean b, View view, ViewGroup viewGroup) {        ct1 = (Activity_show) this.ct;        final fatherbean bean = list.get(i);        final List<childbean> childbeen = list1.get(i);        view = View.inflate(this.ct, R.layout.fatherview, null);        TextView textView = (TextView) view.findViewById(R.id.text_f);        final CheckBox checkBox = (CheckBox) view.findViewById(R.id.cb_father);        textView.setText(bean.getName());        checkBox.setChecked(bean.isFlag());        //复选框点击事件        checkBox.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                boolean checked = checkBox.isChecked();                if (checked==false){                    ct1.cb.setChecked(checked);                }                bean.setFlag(checked);                for (int j=0;j<childbeen.size();j++){                    childbeen.get(j).setFlag(checked);                }                notifyDataSetChanged();                boolean bool=true;                for (int j =0;j<list.size();j++){                    if (list.get(j).isFlag()==false){                        bool=false;                        break;                    }                }                ct1.cb.setChecked(bool);            }        });        checkBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {            @Override            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {                boolean checked = checkBox.isChecked();                List<childbean> beanList = list1.get(i);                for (int j=0;j<beanList.size();j++){                    childbean child = beanList.get(j);                    int count = child.getCount();                    float price = child.getPrice();                    if(checked){                        sum+=price*count;                    }else{                        sum-=price*count;                    }                }                ct1.num.setText("总价为:"+sum);            }        });        return view;    }    @Override    public View getChildView(final int i, final int i1, boolean b, View view, ViewGroup viewGroup) {        childbean bean = list1.get(i).get(i1);        //加载布局        view= View.inflate(ct, R.layout.childview,null);        //获取构件        ImageView img = (ImageView) view.findViewById(R.id.img_child);        TextView title = (TextView) view.findViewById(R.id.child_title);        final TextView price = (TextView) view.findViewById(R.id.child_price);        final AddAndDownview add = (AddAndDownview) view.findViewById(R.id.aadview);        final CheckBox checkBox = (CheckBox) view.findViewById(R.id.cb_child);        //修改内容        price.setText(bean.getPrice()+"");        title.setText(bean.getTitle());        checkBox.setChecked(list1.get(i).get(i1).isFlag());        Glide.with(ct).load(bean.getImgurl()).into(img);        add.setCount(list1.get(i).get(i1).getCount());        //自定义构件设置监听        add.setOnAddDeleteClick(new AddAndDownview.OnAddDeleteClickListener() {            @Override            public void onAddClick(View v) {                int count = list1.get(i).get(i1).getCount();                list1.get(i).get(i1).setCount(count+1);                notifyDataSetChanged();            }            @Override            public void onDelClick(View v) {                int count = list1.get(i).get(i1).getCount();                if(count!=0){                    list1.get(i).get(i1).setCount(count-1);                    notifyDataSetChanged();                }            }        });        checkBox.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                boolean checked = checkBox.isChecked();                if (checked==false){                    ct1.cb.setChecked(checked);                }                list1.get(i).get(i1).setFlag(checked);                boolean b=true;               if (checked){                   for (int j=0;j<list1.get(i).size();j++){                       boolean flag = list1.get(i).get(j).isFlag();                       if (flag==false){                           b=false;                       }                   }                   //修改父级的选中状态                   if (b){                       list.get(i).setFlag(true);                   }                   //判断全选按钮                   boolean bool=true;                   for (int j =0;j<list1.size();j++){                       for (int k=0;k<list1.get(j).size();k++){                           if (list1.get(j).get(k).isFlag()==false){                               bool=false;                               break;                           }                       }                   }                   ct1.cb.setChecked(bool);               }else{                   list.get(i).setFlag(false);               }                notifyDataSetChanged();            }        });        checkBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {            @Override            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {                boolean checked = checkBox.isChecked();                float price1 = list1.get(i).get(i1).getPrice();                int count = add.getCount();                if(checked) {                    sum=sum+price1*count;                }else{                    sum=sum-price1*count;                }                ct1.num.setText("总价为:"+sum);            }        });        return view;    }    @Override    public boolean hasStableIds() {        return true;    }    @Override    public boolean isChildSelectable(int i, int i1) {        return true;    }}