1<?xml version="1.0" encoding="utf-8"?>
2<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3    xmlns:app="http://schemas.android.com/apk/res-auto"
4    android:layout_width="match_parent"
5    android:layout_height="match_parent"
6    android:orientation="vertical">
7
8    <androidx.appcompat.widget.Toolbar
9        android:id="@+id/main_tool_bar"
10        android:layout_width="match_parent"
11        android:layout_height="?attr/actionBarSize"
12        android:background="?attr/colorPrimary"
13        android:elevation="4dp"
14        android:theme="@style/ThemeOverlay.AppCompat.ActionBar"
15        app:navigationIcon="?homeAsUpIndicator"
16        app:popupTheme="@style/ThemeOverlay.AppCompat.Light" />
17
18    <androidx.fragment.app.FragmentContainerView
19        android:id="@+id/settings_fragment_container"
20        android:name="com.example.android.vdmdemo.host.SettingsActivity$SettingsFragment"
21        android:layout_width="match_parent"
22        android:layout_height="match_parent" />
23
24</LinearLayout>