购物车二级嵌套_橘子丶

主页面Xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="https://schemas.android.com/apk/res/android"
    xmlns:app="https://schemas.android.com/apk/res-auto"
    xmlns:tools="https://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".ui.activity.ShoppingActivity">

    <android.support.v7.widget.Toolbar
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@color/colorAccent"
        android:fitsSystemWindows="true"
        />


    <com.scwang.smartrefresh.layout.SmartRefreshLayout
        android:id="@+id/srl_container"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="1">

        <android.support.v7.widget.RecyclerView
            android:id="@+id/rv_business"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            />
    </com.scwang.smartrefresh.layout.SmartRefreshLayout>

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="50dp"
        android:gravity="center_vertical">


        <CheckBox
            android:id="@+id/cb_all"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:text="全选" />


        <Button
            android:id="@+id/btn_price"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_alignParentRight="true"
            android:gravity="center_vertical"
            android:paddingLeft="20dp"
            android:paddingRight="20dp"
            android:text="结算" />

        <TextView
            android:id="@+id/tv_count"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_marginRight="20dp"
            android:layout_toLeftOf="@+id/btn_price"
            android:gravity="center_vertical"
            android:text="总计:0元" />
    </RelativeLayout>
</LinearLayout>
<?xml version="1.0" encoding=