6.自定義的包
6.1 —CarTitleView

public class CarTitleView extends LinearLayout implements View.OnClickListener{

    private CarTitleInterface carTitleInterface;
    private ImageView title_address;
    private TextView tv_compile;
    private ImageView iv_message;

    public void setCarTitleView
 
(CarTitleInterface carTitleInterface){
        this.carTitleInterface = carTitleInterface;
    }

    public CarTitleView(Context context) {
        this(context,null);
    }

    public CarTitleView(Context context, @Nullable AttributeSet attrs) {
        this(context, attrs,0);
    }

    public CarTitleView
 
(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        View.inflate(context, R.layout.car_title_fragment,this);
        initView();
    }

    private void initView() {
        title_address = (ImageView)findViewById(R.id.title_address);
        tv_compile = (TextView)findViewById(R.id.tv_compile);
        iv_message = (ImageView)findViewById(R.id.iv_message);
        title_address.setOnClickListener(this
 
);
        tv_compile.setOnClickListener(this);
        iv_message.setOnClickListener(this);
    }

    @Override
    public void onClick(View view) {
        switch (view.getId()){
            case R.id.title_address:
                carTitleInterface.addressClick(view);
                break;
            case R.id.tv_compile:
                carTitleInterface.compileClick(view);
                break;
            case R.id.iv_message:
                carTitleInterface.messageClick(view);
                break;
        }
    }
}

6.2 – CarShopCheckedInterface

public interface CarShopCheckedInterface {
    void AllChecked(boolean ischeck);
}

6.3–CarTitleInterface

public interface CarTitleInterface {
    void addressClick(View v);
    void compileClick(View v);
    void messageClick(View v);
}

6.4–NumberAndPrice

public interface NumberAndPrice {
    void AllNumAndPriceClick(ArrayList<List<Car_child_shop_Bean>> list_shop_child);
}

6.5–ShopNumInterface

public interface ShopNumInterface {
    void ListClick(List<Car_child_shop_Bean> car_child_shop_been);
}

7.介面卡 CarShopAdapter

public class CarShopAdapter extends BaseExpandableListAdapter{
    private Context context;
    private ArrayList<Car_shop_Bean> list_shop;
    private ArrayList<List<Car_child_shop_Bean>> list_shop_child;
    private CarShopCheckedInterface carShopCheckedInterface;
    private ShopNumInterface shopNumInterface;
    private NumberAndPrice numberAndPrice;
    private TextView tv_shopName;
    private ImageView iv_commodityImg;
    private TextView tv_commodityName;
    private TextView tv_commodityPrice;
    private Button btn_delete;
    private Button btn_add;
    private EditText et_num;
    private int shopNum = 0;
    private int allNum = 0;
    private int allPrice = 0;
    private Button btn_delete_only;

    public CarShopAdapter(Context context, ArrayList<Car_shop_Bean> list_shop, ArrayList<List<Car_child_shop_Bean>> list_shop_child) {
        this.context = context;
        this.list_shop = list_shop;
        this.list_shop_child = list_shop_child;
    }
    public void setCarShop(CarShopCheckedInterface carShopCheckedInterface){
        this.carShopCheckedInterface = carShopCheckedInterface;
    }
    public void setShopList(ShopNumInterface shopNumInterface){
        this.shopNumInterface = shopNumInterface;
    }
    public void setNumberAndPrice(NumberAndPrice numberAndPrice){
        this.numberAndPrice = numberAndPrice;
    }
    @Override
    public int getGroupCount() {
        return list_shop.size();
    }

    @Override
    public int getChildrenCount(int i) {
        return list_shop_child.get(i).size();
    }

    @Override
    public Object getGroup(int i) {
        return list_shop.get(i);
    }

    @Override
    public Object getChild(int i, int i1) {
        return list_shop_child.get(i).get(i1);
    }

    @Override
    public long getGroupId(int i) {
        return i;
    }

    @Override
    public long getChildId(int i, int i1) {
        return i1;
    }

    @Override
    public boolean hasStableIds() {
        return true;
    }

    @Override
    public View getGroupView(final int i, boolean b, View view, ViewGroup viewGroup) {
        final Car_shop_Bean car_shop_bean1 = list_shop.get(i);
        final List<Car_child_shop_Bean> car_child_shop_been = list_shop_child.get(i);
        view = View.inflate(context, R.layout.car_shop_one_fragment, null);
        final CheckBox rb_shop = (CheckBox)view.findViewById(R.id.rb_shop);
        tv_shopName = (TextView)view.findViewById(R.id.tv_shopName);
        rb_shop.setChecked(car_shop_bean1.getFlag());
        tv_shopName.setText(car_shop_bean1.getName());
        rb_shop.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Log.e("---------點選:",rb_shop.isChecked()+"");
                list_shop.get(i).setFlag(rb_shop.isChecked());
                boolean checked = rb_shop.isChecked();
                car_shop_bean1.setFlag(checked);
                boolean a = true;
                for (int j = 0; j < list_shop.size(); j++) {
                    Boolean flag = list_shop.get(j).getFlag();
                    if(flag==false){
                        a = false;
                        carShopCheckedInterface.AllChecked(a);
                        break;
                    }else{
                        a = true;
                        carShopCheckedInterface.AllChecked(a);
                    }
                }
                for (int j = 0; j < car_child_shop_been.size(); j++) {
                    car_child_shop_been.get(j).setChildCheck(rb_shop.isChecked());
                }
                notifyDataSetChanged();
                for (Car_child_shop_Bean list_child:car_child_shop_been){
                    numberAndPrice.AllNumAndPriceClick(list_shop_child);
                }
            }
        });
        return view;
    }

    @Override
    public View getChildView(final int i, final int i1, final boolean b, View view, ViewGroup viewGroup) {
        final Car_shop_Bean car_shop_bean = list_shop.get(i);
        final Car_child_shop_Bean car_child_shop_bean = list_shop_child.get(i).get(i1);
        view = View.inflate(context, R.layout.car_shop_fragment, null);
        final CheckBox rb_commodity = (CheckBox)view.findViewById(R.id.rb_commodity);
        iv_commodityImg = (ImageView)view.findViewById(R.id.iv_commodityImg);
        tv_commodityName = (TextView)view.findViewById(R.id.tv_commodityName);
        tv_commodityPrice = (TextView)view.findViewById(R.id.tv_commodityPrice);
        btn_delete = (Button)view.findViewById(R.id.btn_delete);
        btn_add = (Button)view.findViewById(R.id.btn_add);
        et_num = (EditText)view.findViewById(R.id.et_num);
        et_num.setText(car_child_shop_bean.getNum()+"");
        rb_commodity.setChecked(car_child_shop_bean.isChildCheck());
        tv_commodityName.setText(car_child_shop_bean.getTitle());
        Glide.with(context).load(car_child_shop_bean.getImages()).into(iv_commodityImg);
        tv_commodityPrice.setText("￥:"+car_child_shop_bean.getPrice());
        btn_delete.setText("—");
        btn_add.setText("+");
        notifyDataSetChanged();


        rb_commodity.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                car_child_shop_bean.setChildCheck(rb_commodity.isChecked());
                boolean flag = true;
                for (int j = 0; j < list_shop_child.get(i).size(); j++) {
                    if(list_shop_child.get(i).get(j).isChildCheck()==false) {
                        flag = false;
                        break;
                    }
                }
                if(flag){
                    list_shop.get(i).setFlag(true);
                }else{
                    list_shop.get(i).setFlag(false);
                }
                boolean c = true;
                for (int j = 0; j < list_shop.size(); j++) {
                    if(list_shop.get(j).getFlag() == false){
                        c = false;
                        break;
                    }else{
                        c = true;
                    }
                }
                if(c){
                    carShopCheckedInterface.AllChecked(true);
                }else{
                    carShopCheckedInterface.AllChecked(false);
                }

                Log.e("-----取到的索引:",i1+"");
                numberAndPrice.AllNumAndPriceClick(list_shop_child);
                notifyDataSetChanged();
            }
        });

        btn_add.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                boolean childCheck = car_child_shop_bean.isChildCheck();
                int num1 = car_child_shop_bean.getNum();
                num1++;
                car_child_shop_bean.setNum(num1);
                numberAndPrice.AllNumAndPriceClick(list_shop_child);
                notifyDataSetChanged();
            }
        });
        final boolean childCheck = car_child_shop_bean.isChildCheck();
        btn_delete.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                int num1 = car_child_shop_bean.getNum();
                num1--;
                if(num1<1){
                    car_child_shop_bean.setNum(1);
                    Toast.makeText(context,"不能再少了···",Toast.LENGTH_SHORT).show();
                }else{
                    car_child_shop_bean.setNum(num1);
                }
                numberAndPrice.AllNumAndPriceClick(list_shop_child);
                notifyDataSetChanged();
            }
        });
        return view;
    }

    @Override
    public boolean isChildSelectable(int i, int i1) {
        return true;
    }
}

8.MainActivity（fn+alt_INS 找空件）

public class MainActivity extends AppCompatActivity implements GwcShowV {

    @BindView(R.id.pt_lv)
    ExpandableListView pt_lv;
    @BindView(R.id.btn_toBuy)
    Button btn_toBuy;
    @BindView(R.id.ll_toBuy)
    LinearLayout ll_toBuy;
    @BindView(R.id.cb_all)
    CheckBox cb_all;
    @BindView(R.id.tv_rental)
    TextView tv_rental;
    @BindView(R.id.tv_num)
    TextView tv_num;
    @BindView(R.id.btn_goto)
    Button btn_goto;
    @BindView(R.id.lll_one)
    LinearLayout lll_one;
    @BindView(R.id.cb_alldel)
    CheckBox cb_alldel;
    @BindView(R.id.btn_delete_all)
    Button btn_delete_all;
    @BindView(R.id.l_two)

    LinearLayout l_two;
    @BindView(R.id.ctv_title)
    CarTitleView ctv_title;
    private ArrayList<Car_shop_Bean> list_shop;
    private ArrayList<List<Car_child_shop_Bean>> list_shop_chiled;
    private CarShopAdapter carShopAdapter;
    private Unbinder unbinder;
    private GwcShowPatenter gwcShowPatenter;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        ButterKnife.bind(this);

        initView();
    }

    private void initView() {
        initTitle();
        // initSelCar();
        initDelCar();
    }

    private void initDelCar() {

    }

    private void initSelCar() {
        HashMap<String, String> map = new HashMap<>();
       /* String uid = MyApp.yhsp.getString("uid", "");*/
        map.put("uid", "" +3428);
        gwcShowPatenter = new GwcShowPatenter(this, map);
        gwcShowPatenter.pdModleOne();

    }

    //頭佈局的點選事件
    private void initTitle() {
        ctv_title.setCarTitleView(new CarTitleInterface() {
            boolean b = true;
            public TextView tv_compile;

            @Override
            public void addressClick(View v) {

            }

            //點選編輯----
            @Override
            public void compileClick(View v) {
                b = !b;
                tv_compile = (TextView) v.findViewById(R.id.tv_compile);
                if (b) {
                    tv_compile.setText("編輯");
                    lll_one.setVisibility(View.VISIBLE);
                    l_two.setVisibility(View.GONE);
                    carShopAdapter.notifyDataSetChanged();

                } else {
                    tv_compile.setText("完成");
                    lll_one.setVisibility(View.GONE);
                    l_two.setVisibility(View.VISIBLE);
                    carShopAdapter.notifyDataSetChanged();
                }
            }

            @Override
            public void messageClick(View v) {

            }
        });
    }

    //點選事件
    @OnClick({R.id.btn_toBuy, R.id.cb_all, R.id.btn_goto, R.id.cb_alldel, R.id.btn_delete_all})
    public void onViewClicked(View view) {
        switch (view.getId()) {
            case R.id.btn_toBuy:
                break;
            case R.id.cb_all:
                boolean checked = cb_all.isChecked();
                for (int i = 0; i < list_shop.size(); i++) {
                    list_shop.get(i).setFlag(checked);
                }

                for (List<Car_child_shop_Bean> i : list_shop_chiled) {
                    for (int j = 0; j < i.size(); j++) {
                        i.get(j).setChildCheck(checked);
                    }
                }
                carShopAdapter.notifyDataSetChanged();
                foreach(list_shop_chiled);
                break;
            case R.id.btn_goto:
                break;
            case R.id.cb_alldel:
                boolean checkeds = cb_alldel.isChecked();
                for (int i = 0; i < list_shop.size(); i++) {
                    list_shop.get(i).setFlag(checkeds);
                }

                for (List<Car_child_shop_Bean> i : list_shop_chiled) {
                    for (int j = 0; j < i.size(); j++) {
                        i.get(j).setChildCheck(checkeds);
                    }
                }
                carShopAdapter.notifyDataSetChanged();
                break;

            //點選刪除
            case R.id.btn_delete_all:
                ArrayList<Car_shop_Bean> list_new_shop = new ArrayList<Car_shop_Bean>();
                ArrayList<List<Car_child_shop_Bean>> list_new_child = new ArrayList<List<Car_child_shop_Bean>>();
                for (int i = 0; i < list_shop.size(); i++) {
                    Car_shop_Bean car_shop_bean = list_shop.get(i);
                    List<Car_child_shop_Bean> car_child_shop_been = list_shop_chiled.get(i);
                    Boolean flag = list_shop.get(i).getFlag();
                    if (flag) {
                        list_new_shop.add(car_shop_bean);
                        list_new_child.add(car_child_shop_been);
                    }
                    ArrayList<Car_child_shop_Bean> list_child_new = new ArrayList<Car_child_shop_Bean>();
                    for (int j = 0; j < list_shop_chiled.get(i).size(); j++) {
                        Car_child_shop_Bean car_child_shop_bean = list_shop_chiled.get(i).get(j);
                        boolean childCheck = list_shop_chiled.get(i).get(j).isChildCheck();
                        if (childCheck) {
                            list_child_new.add(car_child_shop_bean);
                            int pid = car_child_shop_bean.getPid();
                            HashMap<String, String> map = new HashMap<String, String>();
                            map.put("pid", pid + "");
                            // String uid = MyApp.yhsp.getString("uid", "");
                            map.put("uid", "" + 3428);
                            // Persent persent = new Persent(getActivity());
                            //persent.getData(map, "http://120.27.23.105/product/", 1);

                            gwcShowPatenter = new GwcShowPatenter(this, map);
                            gwcShowPatenter.pdModleDel();

                        }
                    }
                    list_shop_chiled.get(i).removeAll(list_child_new);
                }
                tv_rental.setText("合計:￥" + 0);
                tv_num.setText("數量:" + 0);
                list_shop.removeAll(list_new_shop);
                list_shop_chiled.removeAll(list_new_child);
                carShopAdapter.notifyDataSetChanged();
                //  initAllData(list_shop);
                break;
        }
    }


    //查詢成功的資料
    @Override
    public void ShowSuccessGwcv(GwcBean gwcBean) {
        if (gwcBean != null) {
            List<GwcBean.DataBean> data = gwcBean.getData();
            if (data != null) {
                list_shop = new ArrayList<Car_shop_Bean>();
                list_shop_chiled = new ArrayList<List<Car_child_shop_Bean>>();
                //設定選擇狀態
                for (int i = 0; i < data.size(); i++) {
                    String sellerName = data.get(i).getSellerName();
                    list_shop.add(new Car_shop_Bean(sellerName, false));

                    List<GwcBean.DataBean.ListBean> list = data.get(i).getList();

                    ArrayList<Car_child_shop_Bean> car_shop_been = new ArrayList<>();

                    for (GwcBean.DataBean.ListBean childList : list) {
                        int num = childList.getNum();
                        double price = childList.getPrice();
                        String images = childList.getImages();
                        String title = childList.getTitle();
                        int pid = childList.getPid();
                        String[] split = images.toString().split("\\|");
                        car_shop_been.add(new Car_child_shop_Bean(pid, title, num, price, split[0], false));

                    }
                    list_shop_chiled.add(car_shop_been);
                }
                //initAllData(list_shop);
                //設定介面卡
                carShopAdapter = new CarShopAdapter(this, list_shop, list_shop_chiled);

                cb_all.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View view) {
                        boolean checked = cb_all.isChecked();
                        for (int i = 0; i < list_shop.size(); i++) {
                            list_shop.get(i).setFlag(checked);
                        }

                        for (List<Car_child_shop_Bean> i : list_shop_chiled) {
                            for (int j = 0; j < i.size(); j++) {
                                i.get(j).setChildCheck(checked);
                            }
                        }
                        carShopAdapter.notifyDataSetChanged();
                        foreach(list_shop_chiled);
                    }
                });


                cb_alldel.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View view) {
                        boolean checked = cb_alldel.isChecked();
                        for (int i = 0; i < list_shop.size(); i++) {
                            list_shop.get(i).setFlag(checked);
                        }

                        for (List<Car_child_shop_Bean> i : list_shop_chiled) {
                            for (int j = 0; j < i.size(); j++) {
                                i.get(j).setChildCheck(checked);
                            }
                        }
                        carShopAdapter.notifyDataSetChanged();
                    }
                });


                carShopAdapter.setCarShop(new CarShopCheckedInterface() {
                    @Override
                    public void AllChecked(boolean ischeck) {
                        if (!ischeck) {
                            cb_all.setChecked(false);
                            cb_alldel.setChecked(false);
                        } else {
                            cb_all.setChecked(true);
                            cb_alldel.setChecked(true);
                        }
                    }
                });

                carShopAdapter.setNumberAndPrice(new NumberAndPrice() {
                    @Override
                    public void AllNumAndPriceClick(final ArrayList<List<Car_child_shop_Bean>> list_shop_child) {
                        int max = 0;
                        int nums = 0;
                        for (List<Car_child_shop_Bean> list_child : list_shop_child) {
                            for (int i = 0; i < list_child.size(); i++) {
                                boolean childCheck = list_child.get(i).isChildCheck();
                                Car_child_shop_Bean car_child_shop_bean = list_child.get(i);
                                if (childCheck) {
                                    int num = car_child_shop_bean.getNum();
                                    double price = car_child_shop_bean.getPrice();
                                    int prices = (int) price;
                                    max += prices * num;
                                    nums++;
                                }
                            }
                        }
                        tv_rental.setText("合計:￥" + max);
                        tv_num.setText("數量:" + nums);
                    }
                });

                pt_lv.setAdapter(carShopAdapter);
                //讓他預設收回
                int count = pt_lv.getCount();
                for (int i = 0; i < count; i++) {
                    pt_lv.expandGroup(i);
                }
                pt_lv.setGroupIndicator(null);


                //全選點選事件
                cb_alldel.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View view) {
                        boolean checked = cb_alldel.isChecked();
                        for (int i = 0; i < list_shop.size(); i++) {
                            list_shop.get(i).setFlag(checked);
                        }

                        for (List<Car_child_shop_Bean> i : list_shop_chiled) {
                            for (int j = 0; j < i.size(); j++) {
                                i.get(j).setChildCheck(checked);
                            }
                        }
                        carShopAdapter.notifyDataSetChanged();
                    }
                });


                carShopAdapter.setCarShop(new CarShopCheckedInterface() {
                    @Override
                    public void AllChecked(boolean ischeck) {
                        if (!ischeck) {
                            cb_all.setChecked(false);
                            cb_alldel.setChecked(false);
                        } else {
                            cb_all.setChecked(true);
                            cb_alldel.setChecked(true);
                        }
                    }
                });

                carShopAdapter.setNumberAndPrice(new NumberAndPrice() {
                    @Override
                    public void AllNumAndPriceClick(final ArrayList<List<Car_child_shop_Bean>> list_shop_child) {
                        int max = 0;
                        int nums = 0;
                        for (List<Car_child_shop_Bean> list_child : list_shop_child) {
                            for (int i = 0; i < list_child.size(); i++) {
                                boolean childCheck = list_child.get(i).isChildCheck();
                                Car_child_shop_Bean car_child_shop_bean = list_child.get(i);
                                if (childCheck) {
                                    int num = car_child_shop_bean.getNum();
                                    double price = car_child_shop_bean.getPrice();
                                    int prices = (int) price;
                                    max += prices * num;
                                    nums++;
                                }
                            }
                        }
                        tv_rental.setText("合計:￥" + max);
                        tv_num.setText("數量:" + nums);
                    }
                });

                pt_lv.setAdapter(carShopAdapter);
                //讓他預設收回
                int count1 = pt_lv.getCount();
                for (int i = 0; i < count1; i++) {
                    pt_lv.expandGroup(i);
                }
                pt_lv.setGroupIndicator(null);

            }
        }
    }


    //計算總價和數量s
    public void foreach(ArrayList<List<Car_child_shop_Bean>> list_shop_child) {
        carShopAdapter.notifyDataSetChanged();
        int max = 0;
        int nums = 0;
        for (List<Car_child_shop_Bean> list_child : list_shop_child) {
            for (int i = 0; i < list_child.size(); i++) {
                boolean childCheck = list_child.get(i).isChildCheck();
                Car_child_shop_Bean car_child_shop_bean = list_child.get(i);
                if (childCheck) {
                    int num = car_child_shop_bean.getNum();
                    double price = car_child_shop_bean.getPrice();
                    int prices = (int) price;
                    max += prices * num;
                    nums++;
                }
            }
        }
        tv_rental.setText("合計:￥" + max);
        tv_num.setText("數量:" + nums);
    }


    @Override
    public void ShowOnFaildGwcv() {

    }

    @Override
    public void ShowDelSuccess(DelBean delBean) {


    }

    @Override
    public void ShowDelOnFaild() {

    }



    @Override
    protected void onDestroy() {
        super.onDestroy();
        unbinder.unbind();
    }

    @Override
    public void onResume() {
        super.onResume();
        initSelCar();

    }
}