fragment_normal_gift.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    xmlns:tool="http://schemas.android.com/tools">

    <com.chudiangameplay.android.ui.view.ChildViewPager
        android:id="@+id/viewpager"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">

    </com.chudiangameplay.android.ui.view.ChildViewPager>

    <TextView
        android:id="@+id/tv_empty"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="15sp"
        android:visibility="gone"
        android:layout_gravity="center"
        android:textColor="@color/white"
        tool:text="背包是空的" />
</FrameLayout>