购物车

最新推荐文章于 2025-01-13 13:51:59 发布

ω 歡喜

最新推荐文章于 2025-01-13 13:51:59 发布

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本文链接：https://blog.youkuaiyun.com/wuchengyayo/article/details/79104482

版权

依赖:

compile 'com.squareup.retrofit2:retrofit:2.3.0'
compile 'com.squareup.retrofit2:converter-gson:2.3.0'
compile 'io.reactivex.rxjava2:rxjava:2.1.7'
compile 'io.reactivex.rxjava2:rxandroid:2.0.1'
compile 'com.squareup.retrofit2:adapter-rxjava2:2.3.0'
compile 'com.squareup.retrofit2:converter-scalars:+'
compile 'com.github.bumptech.glide:glide:3.7.0'

sha.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<stroke android:color="#999"/>
    <solid android:color="#fff"/>
</shape>

布局:

activity布局:

<RelativeLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent" tools:context="com.example.yuemo.MainActivity">

    <RelativeLayout
        android:id="@+id/re"
        android:layout_width="match_parent"
        android:layout_height="50dp">
        <TextView
            android:id="@+id/t1"
            android:layout_centerVertical="true"
            android:layout_centerHorizontal="true"
            android:textSize="25sp"
            android:text="购物车"
            android:layout_width="wrap_content"
            android:layout_height="45dp" />
        <TextView
            android:layout_below="@+id/t1"
            android:background="#999"
            android:layout_width="match_parent"
            android:layout_height="5dp" />
    </RelativeLayout>
    <ExpandableListView
        android:id="@+id/expanable_listview"
        android:layout_below="@+id/re"
        android:layout_width="match_parent"
        android:layout_height="match_parent"></ExpandableListView>
    <RelativeLayout
        android:background="#755b5b"
        android:layout_alignParentBottom="true"
        android:layout_width="match_parent"
        android:layout_height="50dp">
        <CheckBox
            android:id="@+id/check_all"
            android:layout_centerVertical="true"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />
        <TextView
            android:layout_marginLeft="35dp"
            android:layout_centerVertical="true"
            android:textSize="20sp"
            android:text="全选"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />
        <TextView
            android:id="@+id/zongjia"
            android:layout_marginLeft="90dp"
            android:layout_centerVertical="true"
            android:textSize="20sp"
            android:text="合计:0"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />
        <TextView
            android:id="@+id/zongshu"
            android:textColor="#fff"
            android:textSize="20sp"
            android:gravity="center"
            android:layout_alignParentRight="true"
            android:text="去结算(0)"
            android:background="#f00"
            android:layout_width="100dp"
            android:layout_height="match_parent" />

    </RelativeLayout>

</RelativeLayout>

一级列表布局:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:orientation="horizontal"
    android:layout_height="70dp">
    <CheckBox
        android:id="@+id/checkBox"
        android:layout_width="wrap_content"
        android:layout_height="40dp" />

    <TextView
        android:id="@+id/group_text"
        android:textSize="25sp"
        android:textColor="#000"
        android:layout_width="match_parent"
        android:layout_height="40dp" />
</LinearLayout>

二级布局:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="150dp"
    android:orientation="horizontal"
    >
    <CheckBox
        android:layout_marginTop="30dp"
        android:id="@+id/child_check"
        android:layout_width="wrap_content"
        android:layout_height="40dp" />

    <ImageView
        android:id="@+id/child_imageview"
        android:layout_width="150dp"
        android:layout_height="150dp" />

    <LinearLayout
        android:orientation="vertical"
        android:layout_width="match_parent"
        android:layout_height="150dp">
        <TextView
            android:textSize="20sp"
            android:id="@+id/child_title"
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="2"
            />
        <LinearLayout
            android:orientation="horizontal"
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1"
            >
            <TextView
                android:textColor="#f00"
                android:textSize="15sp"
                android:id="@+id/child_price"
                android:layout_weight="2"
                android:layout_width="0dp"
                android:gravity="center"
                android:layout_height="match_parent" />
            <TextView
                android:visibility="gone"
                android:textSize="20sp"
                android:id="@+id/tshu"
                android:text="数量:"
                android:layout_weight="1"
                android:layout_width="0dp"
                android:gravity="center"
                android:layout_height="match_parent" />
            <LinearLayout
                android:id="@+id/numlinear"
                android:layout_weight="2"
                android:layout_width="0dp"
                android:layout_height="50dp">
                <TextView
                    android:gravity="center"
                    android:id="@+id/child_jian"
                    android:layout_marginTop="10dp"
                    android:background="@drawable/sha"
                    android:text="一"
                    android:layout_width="20dp"
                    android:layout_height="match_parent" />
                <TextView
                    android:id="@+id/child_num"
                    android:layout_marginTop="10dp"
                    android:layout_width="20dp"
                    android:layout_height="match_parent" />
                <TextView
                    android:gravity="center"
                    android:id="@+id/child_jia"
                    android:layout_marginTop="10dp"
                    android:background="@drawable/sha"
                    android:text="十"
                    android:layout_width="20dp"
                    android:layout_height="match_parent" />
            </LinearLayout>
            <Button
                android:id="@+id/delete"
                android:background="#f00"
                android:textColor="#fff"
                android:text="删除"
                android:layout_weight="1"
                android:layout_width="0dp"
                android:layout_height="match_parent" />
        </LinearLayout>
    </LinearLayout>
</LinearLayout>

constant类:

public class Constant {
    public static final String Base_login="http://120.27.23.105/";
    public static final String xiang="https://www.zhaoapi.cn/";
    public static final String Base_search="https://www.zhaoapi.cn/";
    public static final String Base4 ="https://www.zhaoapi.cn/";
    public static final String Baseurl ="https://www.zhaoapi.cn/product/";
    public static final String Base3 ="https://www.zhaoapi.cn/";
}

pricebean:

public class PriceBean {
   private String price;
    private int count;

    public PriceBean(String price, int count) {
        this.price = price;
        this.count = count;
    }

    public String getPrice() {
        return price;
    }

    public void setPrice(String price) {
        this.price = price;
    }

    public int getCount() {
        return count;
    }

    public void setCount(int count) {
        this.count = count;
    }
}

shopbean:

public class ShopBean {

    /**
     * msg : 请求成功
     * code : 0
     * data : [{"list":[{"bargainPrice":6666,"createtime":"2017-10-10T16:01:31","detailUrl":"https://item.m.jd.com/product/5089273.html?utm#_source=androidapp&utm#_medium=appshare&utm#_campaign=t#_335139774&utm#_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t8284/363/1326459580/71585/6d3e8013/59b857f2N6ca75622.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t9346/182/1406837243/282106/68af5b54/59b8480aNe8af7f5c.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t8434/54/1359766007/56140/579509d9/59b85801Nfea207db.jpg!q70.jpg","num":8,"pid":46,"price":234,"pscid":39,"selected":1,"sellerid":2,"subhead":"【iPhone新品上市】新一代iPhone，让智能看起来更不一样","title":"Apple iPhone 8 Plus (A1864) 64GB 金色 移动联通电信4G手机"}],"sellerName":"商家2","sellerid":"2"},{"list":[{"bargainPrice":5599,"createtime":"2017-10-10T17:30:32","detailUrl":"https://item.m.jd.com/product/4824715.html?utm#_source=androidapp&utm#_medium=appshare&utm#_campaign=t#_335139774&utm#_term=QQfriends","images":"https://m.360buyimg.com/n12/jfs/t7768/184/1153704394/148460/f42e1432/599a930fN8a85626b.jpg!q70.jpg","num":6,"pid":59,"price":5599,"pscid":40,"selected":1,"sellerid":3,"subhead":"游戏本选择4G独显，拒绝掉帧】升级版IPS全高清防眩光显示屏，WASD方向键颜色加持，三大出风口立体散热！","title":"戴尔DELL灵越游匣15PR-6648B GTX1050 15.6英寸游戏笔记本电脑(i5-7300HQ 8G 128GSSD+1T 4G独显 IPS)黑"},{"bargainPrice":1599,"createtime":"2017-10-14T21:48:08","detailUrl":"https://item.m.jd.com/product/1993026402.html?utm#_source=androidapp&utm#_medium=appshare&utm#_campaign=t#_335139774&utm#_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t5863/302/8961270302/97126/41feade1/5981c81cNc1b1fbef.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7003/250/1488538438/195825/53bf31ba/5981c57eN51e95176.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5665/100/8954482513/43454/418611a9/5981c57eNd5fc97ba.jpg!q70.jpg","num":1,"pid":47,"price":111,"pscid":39,"selected":1,"sellerid":3,"subhead":"碳黑色 32GB 全网通 官方标配   1件","title":"锤子 坚果Pro 特别版 巧克力色 酒红色 全网通 移动联通电信4G手机 双卡双待 碳黑色 32GB 全网通"}],"sellerName":"商家3","sellerid":"3"},{"list":[{"bargainPrice":11800,"createtime":"2017-10-14T21:48:08","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","num":1,"pid":60,"price":13888,"pscid":40,"selected":1,"sellerid":4,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":3455,"createtime":"2017-10-14T21:38:26","detailUrl":"https://item.m.jd.com/product/12224420750.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9106/106/1785172479/537280/253bc0ab/59bf78a7N057e5ff7.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t9106/106/1785172479/537280/253bc0ab/59bf78a7N057e5ff7.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t8461/5/1492479653/68388/7255e013/59ba5e84N91091843.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t8461/5/1492479653/68388/7255e013/59ba5e84N91091843.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t8803/356/1478945529/489755/2a163ace/59ba5e84N7bb9a666.jpg!q70.jpg","num":1,"pid":48,"price":222,"pscid":39,"selected":1,"sellerid":4,"subhead":"【现货新品抢购】全面屏2.0震撼来袭，骁龙835处理器，四曲面陶瓷机","title":"小米（MI） 小米MIX2 手机 黑色 全网通 (6GB+64GB)【标配版】"},{"bargainPrice":22.9,"createtime":"2017-10-14T21:38:26","detailUrl":"https://item.m.jd.com/product/2542855.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t1930/284/2865629620/390243/e3ade9c4/56f0a08fNbd3a1235.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2137/336/2802996626/155915/e5e90d7a/56f0a09cN33e01bd0.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t1882/31/2772215910/389956/c8dbf370/56f0a0a2Na0c86ea6.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2620/166/2703833710/312660/531aa913/57709035N33857877.jpg!q70.jpg","num":3,"pid":27,"price":488,"pscid":2,"selected":1,"sellerid":4,"subhead":"三只松鼠零食特惠，专区满99减50，满199减100，火速抢购》","title":"三只松鼠 坚果炒货 零食奶油味 碧根果225g/袋"}],"sellerName":"商家4","sellerid":"4"},{"list":[{"bargainPrice":22.9,"createtime":"2017-10-03T23:53:28","detailUrl":"https://item.m.jd.com/product/2542855.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t1930/284/2865629620/390243/e3ade9c4/56f0a08fNbd3a1235.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2137/336/2802996626/155915/e5e90d7a/56f0a09cN33e01bd0.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t1882/31/2772215910/389956/c8dbf370/56f0a0a2Na0c86ea6.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2620/166/2703833710/312660/531aa913/57709035N33857877.jpg!q70.jpg","num":4,"pid":28,"price":599,"pscid":2,"selected":1,"sellerid":5,"subhead":"三只松鼠零食特惠，专区满99减50，满199减100，火速抢购》","title":"三只松鼠 坚果炒货 零食奶油味 碧根果225g/袋"}],"sellerName":"商家5","sellerid":"5"},{"list":[{"bargainPrice":22.9,"createtime":"2017-10-14T21:48:08","detailUrl":"https://item.m.jd.com/product/2542855.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t1930/284/2865629620/390243/e3ade9c4/56f0a08fNbd3a1235.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2137/336/2802996626/155915/e5e90d7a/56f0a09cN33e01bd0.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t1882/31/2772215910/389956/c8dbf370/56f0a0a2Na0c86ea6.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2620/166/2703833710/312660/531aa913/57709035N33857877.jpg!q70.jpg","num":2,"pid":29,"price":588,"pscid":2,"selected":1,"sellerid":6,"subhead":"三只松鼠零食特惠，专区满99减50，满199减100，火速抢购》","title":"三只松鼠 坚果炒货 零食奶油味 碧根果225g/袋"},{"bargainPrice":11800,"createtime":"2017-10-03T23:53:28","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","num":4,"pid":62,"price":15999,"pscid":40,"selected":1,"sellerid":6,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"}],"sellerName":"商家6","sellerid":"6"},{"list":[{"bargainPrice":111.99,"createtime":"2017-10-14T21:39:05","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","num":2,"pid":14,"price":987,"pscid":1,"selected":1,"sellerid":7,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"},{"bargainPrice":22.9,"createtime":"2017-10-14T21:38:26","detailUrl":"https://item.m.jd.com/product/2542855.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t1930/284/2865629620/390243/e3ade9c4/56f0a08fNbd3a1235.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2137/336/2802996626/155915/e5e90d7a/56f0a09cN33e01bd0.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t1882/31/2772215910/389956/c8dbf370/56f0a0a2Na0c86ea6.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2620/166/2703833710/312660/531aa913/57709035N33857877.jpg!q70.jpg","num":1,"pid":30,"price":688,"pscid":2,"selected":1,"sellerid":7,"subhead":"三只松鼠零食特惠，专区满99减50，满199减100，火速抢购》","title":"三只松鼠 坚果炒货 零食奶油味 碧根果225g/袋"},{"bargainPrice":11800,"createtime":"2017-10-14T21:38:26","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","num":18,"pid":63,"price":10000,"pscid":40,"selected":1,"sellerid":7,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"}],"sellerName":"商家7","sellerid":"7"},{"list":[{"bargainPrice":22.9,"createtime":"2017-10-03T23:43:53","detailUrl":"https://item.m.jd.com/product/2542855.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t1930/284/2865629620/390243/e3ade9c4/56f0a08fNbd3a1235.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2137/336/2802996626/155915/e5e90d7a/56f0a09cN33e01bd0.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t1882/31/2772215910/389956/c8dbf370/56f0a0a2Na0c86ea6.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2620/166/2703833710/312660/531aa913/57709035N33857877.jpg!q70.jpg","num":1,"pid":33,"price":988,"pscid":2,"selected":1,"sellerid":10,"subhead":"三只松鼠零食特惠，专区满99减50，满199减100，火速抢购》","title":"三只松鼠 坚果炒货 零食奶油味 碧根果225g/袋"}],"sellerName":"商家10","sellerid":"10"},{"list":[{"bargainPrice":11800,"createtime":"2017-10-03T23:53:28","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","num":1,"pid":67,"price":14000,"pscid":40,"selected":1,"sellerid":11,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":22.9,"createtime":"2017-10-14T21:38:26","detailUrl":"https://item.m.jd.com/product/2542855.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t1930/284/2865629620/390243/e3ade9c4/56f0a08fNbd3a1235.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2137/336/2802996626/155915/e5e90d7a/56f0a09cN33e01bd0.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t1882/31/2772215910/389956/c8dbf370/56f0a0a2Na0c86ea6.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t2620/166/2703833710/312660/531aa913/57709035N33857877.jpg!q70.jpg","num":1,"pid":34,"price":9,"pscid":2,"selected":0,"sellerid":11,"subhead":"三只松鼠零食特惠，专区满99减50，满199减100，火速抢购》","title":"三只松鼠 坚果炒货 零食奶油味 碧根果225g/袋"}],"sellerName":"商家11","sellerid":"11"}]
     */

    private String msg;
    private String code;
    private List<DataBean> data;

    public String getMsg() {
        return msg;
    }

    public void setMsg(String msg) {
        this.msg = msg;
    }

    public String getCode() {
        return code;
    }

    public void setCode(String code) {
        this.code = code;
    }

    public List<DataBean> getData() {
        return data;
    }

    public void setData(List<DataBean> data) {
        this.data = data;
    }

    public static class DataBean {
        /**
         * list : [{"bargainPrice":6666,"createtime":"2017-10-10T16:01:31","detailUrl":"https://item.m.jd.com/product/5089273.html?utm#_source=androidapp&utm#_medium=appshare&utm#_campaign=t#_335139774&utm#_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t8284/363/1326459580/71585/6d3e8013/59b857f2N6ca75622.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t9346/182/1406837243/282106/68af5b54/59b8480aNe8af7f5c.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t8434/54/1359766007/56140/579509d9/59b85801Nfea207db.jpg!q70.jpg","num":8,"pid":46,"price":234,"pscid":39,"selected":1,"sellerid":2,"subhead":"【iPhone新品上市】新一代iPhone，让智能看起来更不一样","title":"Apple iPhone 8 Plus (A1864) 64GB 金色 移动联通电信4G手机"}]
         * sellerName : 商家2
         * sellerid : 2
         */

        private String sellerName;
        private String sellerid;
        private List<ListBean> list;
        private boolean checked;

        public boolean isChecked() {
            return checked;
        }

        public void setChecked(boolean checked) {
            this.checked = checked;
        }

        public String getSellerName() {
            return sellerName;
        }

        public void setSellerName(String sellerName) {
            this.sellerName = sellerName;
        }

        public String getSellerid() {
            return sellerid;
        }

        public void setSellerid(String sellerid) {
            this.sellerid = sellerid;
        }

        public List<ListBean> getList() {
            return list;
        }

        public void setList(List<ListBean> list) {
            this.list = list;
        }

        public static class ListBean {
            /**
             * bargainPrice : 6666.0
             * createtime : 2017-10-10T16:01:31
             * detailUrl : https://item.m.jd.com/product/5089273.html?utm#_source=androidapp&utm#_medium=appshare&utm#_campaign=t#_335139774&utm#_term=QQfriends
             * images : https://m.360buyimg.com/n0/jfs/t8284/363/1326459580/71585/6d3e8013/59b857f2N6ca75622.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t9346/182/1406837243/282106/68af5b54/59b8480aNe8af7f5c.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t8434/54/1359766007/56140/579509d9/59b85801Nfea207db.jpg!q70.jpg
             * num : 8
             * pid : 46
             * price : 234.0
             * pscid : 39
             * selected : 1
             * sellerid : 2
             * subhead : 【iPhone新品上市】新一代iPhone，让智能看起来更不一样
             * title : Apple iPhone 8 Plus (A1864) 64GB 金色 移动联通电信4G手机
             */

            private double bargainPrice;
            private String createtime;
            private String detailUrl;
            private String images;
            private int num;
            private int pid;
            private double price;
            private int pscid;
            private int selected;
            private int sellerid;
            private String subhead;
            private String title;

            public double getBargainPrice() {
                return bargainPrice;
            }

            public void setBargainPrice(double bargainPrice) {
                this.bargainPrice = bargainPrice;
            }

            public String getCreatetime() {
                return createtime;
            }

            public void setCreatetime(String createtime) {
                this.createtime = createtime;
            }

            public String getDetailUrl() {
                return detailUrl;
            }

            public void setDetailUrl(String detailUrl) {
                this.detailUrl = detailUrl;
            }

            public String getImages() {
                return images;
            }

            public void setImages(String images) {
                this.images = images;
            }

            public int getNum() {
                return num;
            }

            public void setNum(int num) {
                this.num = num;
            }

            public int getPid() {
                return pid;
            }

            public void setPid(int pid) {
                this.pid = pid;
            }

            public double getPrice() {
                return price;
            }

            public void setPrice(double price) {
                this.price = price;
            }

            public int getPscid() {
                return pscid;
            }

            public void setPscid(int pscid) {
                this.pscid = pscid;
            }

            public int getSelected() {
                return selected;
            }

            public void setSelected(int selected) {
                this.selected = selected;
            }

            public int getSellerid() {
                return sellerid;
            }

            public void setSellerid(int sellerid) {
                this.sellerid = sellerid;
            }

            public String getSubhead() {
                return subhead;
            }

            public void setSubhead(String subhead) {
                this.subhead = subhead;
            }

            public String getTitle() {
                return title;
            }

            public void setTitle(String title) {
                this.title = title;
            }
        }
    }
}

retrofit工具类:

public class RetrofitFactory {
private static volatile RetrofitFactory instance;
private  ApiService apiService;

public static OkHttpClient okHttpClient = new OkHttpClient.Builder()
        .connectTimeout(2000, TimeUnit.SECONDS)
        .readTimeout(2000, TimeUnit.SECONDS)
        .writeTimeout(2000, TimeUnit.SECONDS)
        .build();
               public RetrofitFactory(String baseUrl) {
    //使我们能高度自定义转化器
    //把 以前的 call 转化成 Observable,这是Retrofit与RxJava结合使用的关键
    Retrofit retrofit = new Retrofit.Builder()
            .baseUrl(baseUrl)
            //使我们能高度自定义转化器
            .addConverterFactory(ScalarsConverterFactory.create())
            .client(okHttpClient)
            //把 以前的 call 转化成 Observable,这是Retrofit与RxJava结合使用的关键
            .addCallAdapterFactory(RxJava2CallAdapterFactory.create())
            .addConverterFactory(GsonConverterFactory.create())
            .build();
    apiService = retrofit.create(ApiService.class);

}
public static RetrofitFactory getInstance(String baseUrl){
    if(instance==null){
        synchronized (RetrofitFactory.class){
            if(null==instance){
                instance=new RetrofitFactory(baseUrl);
            }
        }
    }
    return instance;
}

public Observable<String> get(String url, Map<String, String> map) {
    return  apiService.get(url, map)
            .subscribeOn(Schedulers.io())
            .observeOn(AndroidSchedulers.mainThread());
}
}

接口:

public interface Shopinter1 {
    void success(ShopBean shopBean);
}

shop p层:

public class Shoppresenter implements Shopinter1{
    private final Shopmodel shopmodel;
    private final Shopinter2 shopinter2;

    public Shoppresenter(Shopinter2 shopinter2) {
        shopmodel = new Shopmodel(this);

        this.shopinter2=shopinter2;
    }

    public void getdata(String base3, Map<String, String> map) {
        shopmodel.getdata(base3,map);
    }

    @Override
    public void success(ShopBean shopBean) {
        shopinter2.success(shopBean);
    }
}

shop model:

public class Shopmodel {
    private final Shopinter1 shopinter1;

    public Shopmodel(Shopinter1 shopinter1) {
        this.shopinter1=shopinter1;
    }

    public void getdata(String base3, Map<String, String> map) {
        RetrofitFactory.getInstance(base3)
                .get("product/getCarts",map)
                .subscribe(new Observer<String>() {
                    @Override
                    public void onSubscribe(@NonNull Disposable d) {

                    }

                    @Override
                    public void onNext(@NonNull String s) {

                        if (s!=null){
                            ShopBean shopBean = new Gson().fromJson(s, ShopBean.class);
                            shopinter1.success(shopBean);

                        }
                    }

                    @Override
                    public void onError(@NonNull Throwable e) {

                    }

                    @Override
                    public void onComplete() {

                    }
                });

    }
}

shopactivity:

public class MainActivity extends AppCompatActivity implements View.OnClickListener,Shopinter2 {

    private CheckBox check_all;
    private TextView zongjia;
    private TextView zongshu;
    private List<ShopBean.DataBean> group;
    private List<List<ShopBean.DataBean.ListBean>> child;

    private ExpandableListView expanable_listview;
    private Shoppresenter shoppresenter;
    private Myadapter myadapter;
    private Handler handler = new Handler(){
        @Override
        public void handleMessage(Message msg) {
            if (msg.what==0){
                PriceBean priceBean = (PriceBean) msg.obj;
                zongjia.setText("总价:"+priceBean.getPrice());
                zongshu.setText("结算("+priceBean.getCount()+")");
            }
        }
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initView();
        getdata();

    }
    private void getdata() {
        Map<String, String> map = new HashMap<>();
        map.put("uid", "2792");
        map.put("source", "android");
        shoppresenter = new Shoppresenter(this);
        shoppresenter.getdata(Constant.Base3, map);

    }

    private void initView(){
        check_all=(CheckBox)findViewById(R.id.check_all);
        check_all.setOnClickListener(this);
        zongjia=(TextView)findViewById(R.id.zongjia);
        zongshu=(TextView)findViewById(R.id.zongshu);
        expanable_listview = (ExpandableListView) findViewById(R.id.expanable_listview);

    }
    @Override
    public void success(ShopBean shopBean) {
        group = shopBean.getData();
        child = new ArrayList<>();
        if (group != null) {
            for (int i = 0; i < group.size(); i++) {
                List<ShopBean.DataBean.ListBean> list = group.get(i).getList();
                child.add(list);
            }
        }
        //初始化看二级列表是否都选中,都选中一级列表页选中
        for (int i = 0; i < group.size(); i++) {
            if (isAllChildInGroupSelected(i)) {
                group.get(i).setChecked(true);
            }
        }
        //如果所有一级列表都选中,全选按钮也选中
        check_all.setChecked(isAllGroupChecked());
        myadapter = new Myadapter( handler, MainActivity.this, group, child, shoppresenter);
        expanable_listview.setAdapter(myadapter);
        expanable_listview.setDividerHeight(5);
        //设置二级列表的箭头消失
        expanable_listview.setGroupIndicator(null);
        //设置直接打开二级列表
        for (int i = 0; i < group.size(); i++) {
            expanable_listview.expandGroup(i);
        }
        //初始化价格
        myadapter.sendpriceandcount();
    }

    private boolean isAllGroupChecked(){
        for(int i=0;i<group.size();i++){
            if(!group.get(i).isChecked()){//代表一级列表有没选中的
                return false;
            }
        }

        return true;
    }

    //查看二级列表是否都选中,都选中返回true,
    private boolean isAllChildInGroupSelected(int groupPosition){
        for(int i=0;i<group.get(groupPosition).getList().size();i++){
            //只要有一个没选中就返回false
            if(group.get(groupPosition).getList().get(i).getSelected()==0){
                return false;
            }
        }

        return true;
    }
    @Override
    public void onClick(View view) {

    }


}

适配器:

public class Myadapter extends BaseExpandableListAdapter {
    private Shoppresenter shoppresenter;
    private Handler handler;
    Context context;
    List<ShopBean.DataBean> group;
    List<List<ShopBean.DataBean.ListBean>>child;
    private int size;
    private int childi;
    private int allsize;
    private int a;
    public Myadapter( Handler handler, Context context, List<ShopBean.DataBean> group, List<List<ShopBean.DataBean.ListBean>> child,Shoppresenter shoppresenter) {

        this.handler = handler;
        this.context = context;
        this.group = group;
        this.child = child;
        this.shoppresenter =shoppresenter;
    }

    @Override
    public int getGroupCount() {
        return group.size();
    }

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

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

    @Override
    public Object getChild(int i, int i1) {
        return 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(int i, boolean b, View view, ViewGroup viewGroup) {
        final holder1 h1;
        if (view==null){
            h1= new holder1();
            view = View.inflate(context, R.layout.yiji_layout, null);
            h1.check_group =  view.findViewById(R.id.checkBox);
            h1.group_text =  view.findViewById(R.id.group_text);
            view.setTag(h1);
        }else {
            h1 = (holder1) view.getTag();
        }
        final ShopBean.DataBean dataBean = group.get(i);
        h1.check_group.setChecked(dataBean.isChecked());
        h1.group_text.setText(dataBean.getSellerName());
        h1.check_group.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                size = dataBean.getList().size();
                childi = 0;
                updategroup(h1.check_group.isChecked(),dataBean);
            }
        });
        return view;
    }

    private void updategroup(final boolean checked, final ShopBean.DataBean dataBean) {
        ShopBean.DataBean.ListBean listBean = dataBean.getList().get(childi);
        Map<String, String> params = new HashMap<>();
        params.put("uid","2792");
        params.put("sellerid", String.valueOf(listBean.getSellerid()));
        params.put("pid", String.valueOf(listBean.getPid()));
        params.put("selected", String.valueOf(listBean.getSelected()==0? 1:0));
        params.put("num", String.valueOf(listBean.getNum()));
        RetrofitFactory.getInstance(Constant.Base4).get("product/updateCarts",params)
                .subscribe(new Observer<String>() {
                    @Override
                    public void onSubscribe(@NonNull Disposable d) {

                    }

                    @Override
                    public void onNext(@NonNull String s) {
                        childi++;
                        if (childi<size){
                            updategroup(checked,dataBean);
                        }else {
                            Map<String, String> map = new HashMap<>();
                            map.put("uid", "2792");
                            map.put("source", "android");
                            shoppresenter.getdata(Constant.Baseurl, map);
                        }
                    }

                    @Override
                    public void onError(@NonNull Throwable e) {

                    }

                    @Override
                    public void onComplete() {

                    }
                });

    }

    @Override
    public View getChildView(int i, int i1, boolean b, View view, ViewGroup viewGroup) {
        final holder2 h2;
        if (view==null){
            h2=new holder2();
            view=View.inflate(context,R.layout.erji_layout,null);
            h2.check_child = view.findViewById(R.id.child_check);
            h2.child_jia =  view.findViewById(R.id.child_jia);
            h2.child_jian =  view.findViewById(R.id.child_jian);
            h2.child_title =  view.findViewById(R.id.child_title);
            h2.child_num =  view.findViewById(R.id.child_num);
            h2.child_price =  view.findViewById(R.id.child_price);
            h2.child_imageview = view.findViewById(R.id.child_imageview);
            h2.delete =  view.findViewById(R.id.delete);
            h2.tshu = view.findViewById(R.id.tshu);
            h2.numlinear =view.findViewById(R.id.numlinear);
            view.setTag(h2);
        }else {
            h2 = (holder2) view.getTag();
        }
        final ShopBean.DataBean.ListBean listBean = child.get(i).get(i1);
        String[] split = listBean.getImages().split("\\|");
        Glide.with(context).load(split[0]).into(h2.child_imageview);
        h2.check_child.setChecked(listBean.getSelected()==0? false:true);
        h2.child_title.setText(listBean.getTitle());
        h2.child_num.setText(listBean.getNum()+"");
        h2.child_price.setText("优惠价:¥"+listBean.getBargainPrice());

        h2.delete.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {

                //http://120.27.23.105/product/deleteCart?uid=72&pid=1

            }
        });
        h2.check_child.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                updatechilds(listBean);
            }
        });
        h2.child_jia.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Log.d("tag","+++++++++++++++++点击了");
                updatenumjia(listBean,true);
            }
        });
        h2.child_jian.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                if (listBean.getNum()==1){
                    return;
                }
                updatenumjia(listBean,false);
            }
        });

        return view;
    }

    private void updatechilds(ShopBean.DataBean.ListBean listBean) {


        //https://www.zhaoapi.cn/product/updateCarts?uid=71&sellerid=1&pid=1&selected=0&num=10
        Map<String, String> params = new HashMap<>();
        params.put("uid","2792");
        params.put("sellerid", String.valueOf(listBean.getSellerid()));
        params.put("pid", String.valueOf(listBean.getPid()));
        params.put("selected", String.valueOf(listBean.getSelected()==0? 1:0));
        params.put("num", String.valueOf(listBean.getNum()));
        RetrofitFactory.getInstance(Constant.Base4).get("product/updateCarts",params)
                .subscribe(new Observer<String>() {
                    @Override
                    public void onSubscribe(@NonNull Disposable d) {

                    }

                    @Override
                    public void onNext(@NonNull String s) {
                        Map<String, String> map = new HashMap<>();
                        map.put("uid", "2792");
                        map.put("source", "android");
                        shoppresenter.getdata(Constant.Baseurl, map);
                    }

                    @Override
                    public void onError(@NonNull Throwable e) {

                    }

                    @Override
                    public void onComplete() {

                    }
                });

    }

    private void updatenumjia(ShopBean.DataBean.ListBean listBean, boolean b) {

        int num = listBean.getNum();
        //https://www.zhaoapi.cn/product/updateCarts?uid=71&sellerid=1&pid=1&selected=0&num=10
        Map<String, String> params = new HashMap<>();
        params.put("uid","2792");
        params.put("sellerid", String.valueOf(listBean.getSellerid()));
        params.put("pid", String.valueOf(listBean.getPid()));
        params.put("selected", String.valueOf(listBean.getSelected()));
        if (b){
            params.put("num", String.valueOf(num+1));
        }else{
            params.put("num", String.valueOf(num-1));
        }
        RetrofitFactory.getInstance(Constant.Base4).get("product/updateCarts",params)
                .subscribe(new Observer<String>() {
                    @Override
                    public void onSubscribe(@NonNull Disposable d) {

                    }

                    @Override
                    public void onNext(@NonNull String s) {
                        Map<String, String> map = new HashMap<>();
                        map.put("uid", "2792");
                        map.put("source", "android");
                        shoppresenter.getdata(Constant.Baseurl, map);
                    }

                    @Override
                    public void onError(@NonNull Throwable e) {

                    }

                    @Override
                    public void onComplete() {

                    }
                });

    }
    public void delete(){
        for (int i=0;i<group.size();i++){
            ShopBean.DataBean dataBean = group.get(i);
            for (int j=0;j<dataBean.getList().size();j++){
                if (child.get(i).get(j).getSelected()==1){
                    Map<String, String> params = new HashMap<>();
                    params.put("uid", "2792");
                    params.put("pid", String.valueOf(child.get(i).get(j).getPid()));
                    RetrofitFactory.getInstance(Constant.Base4).get("product/updateCarts",params)
                            .subscribe(new Observer<String>() {
                                @Override
                                public void onSubscribe(@NonNull Disposable d) {

                                }

                                @Override
                                public void onNext(@NonNull String s) {
                                    Map<String, String> map = new HashMap<>();
                                    map.put("uid", "2792");
                                    map.put("source", "android");
                                    shoppresenter.getdata(Constant.Baseurl, map);
                                }

                                @Override
                                public void onError(@NonNull Throwable e) {

                                }

                                @Override
                                public void onComplete() {

                                }
                            });
                }
            }
        }





    }


    public void sendpriceandcount() {
        double price=0;
        int count=0;
        for (int i=0;i<group.size();i++){
            ShopBean.DataBean dataBean = group.get(i);
            for (int j=0;j<dataBean.getList().size();j++){
                if (child.get(i).get(j).getSelected()==1){
                    price+=child.get(i).get(j).getBargainPrice()*child.get(i).get(j).getNum();
                    count+=child.get(i).get(j).getNum();
                }
            }
        }
        DecimalFormat decimalFormat = new DecimalFormat("#.00");
        String price2 = decimalFormat.format(price);
        PriceBean priceBean = new PriceBean(price2, count);
        Message msg = Message.obtain();
        msg.what=0;
        msg.obj=priceBean;
        handler.sendMessage(msg);
    }
    @Override
    public boolean isChildSelectable(int i, int i1) {
        return true;
    }

    public void setallchecked(boolean checked) {
        List<ShopBean.DataBean.ListBean>all = new ArrayList<>();
        for (int i=0;i<group.size();i++){
            for (int j=0;j<group.get(i).getList().size();j++){
                all.add(group.get(i).getList().get(j));
            }
        }

        allsize = all.size();
        a = 0;
        updateallchecked(all,checked);
    }

    private void updateallchecked(final List<ShopBean.DataBean.ListBean> all, final boolean checked) {
        ShopBean.DataBean.ListBean listBean = all.get(a);
        Map<String, String> params = new HashMap<>();
        params.put("uid","2792");
        params.put("sellerid", String.valueOf(listBean.getSellerid()));
        params.put("pid", String.valueOf(listBean.getPid()));
        params.put("selected", String.valueOf(checked? 1:0));
        params.put("num", String.valueOf(listBean.getNum()));
        RetrofitFactory.getInstance(Constant.Base4).get("product/updateCarts",params)
                .subscribe(new Observer<String>() {
                    @Override
                    public void onSubscribe(@NonNull Disposable d) {

                    }

                    @Override
                    public void onNext(@NonNull String s) {
                        a++;
                        if (a<allsize){
                            updateallchecked(all,checked);
                        }else{
                            Map<String, String> map = new HashMap<>();
                            map.put("uid", "2792");
                            map.put("source", "android");
                            shoppresenter.getdata(Constant.Baseurl, map);
                        }
                    }

                    @Override
                    public void onError(@NonNull Throwable e) {

                    }

                    @Override
                    public void onComplete() {

                    }
                });
    }


    class holder1{
        CheckBox check_group;
        TextView group_text;
    }
    class holder2{
        CheckBox check_child;
        TextView child_title;
        TextView child_price;
        TextView child_num;
        TextView child_jia;
        TextView child_jian;
        ImageView child_imageview;
        Button delete;
        LinearLayout numlinear;
        TextView tshu;
    }
}