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

    <com.qmuiteam.qmui.widget.QMUITopBarLayout
        android:id="@+id/onlineTopLayout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:fitsSystemWindows="true" />

    <ExpandableListView
        android:id="@+id/deptTreeView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />
</LinearLayout>