appcompat/appcompat/src/androidTest/res/layout/drawer_double_layout.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2016 The Android Open Source Project

     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at

          http://www.apache.org/licenses/LICENSE-2.0

     Unless required by applicable law or agreed to in writing, software
     distributed under the License is distributed on an "AS IS" BASIS,
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
-->

<!--
    A DrawerLayout is indended to be used as the top-level content view
    using match_parent for both width and height to consume the full space available.
-->
<androidx.appcompat.custom.CustomDrawerLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/drawer_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true">
    <!-- As the main content view, the view below consumes the entire
         space available using match_parent in both dimensions. Note that
         this child does not specify android:layout_gravity attribute. -->
    <LinearLayout
        android:id="@+id/content"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">
        <!-- This will be set as the support action bar of the activity at runtime.
             It needs to be a dynamic runtime call for correct vertical layering of
             the drawer and the toolbar. -->
        <androidx.appcompat.widget.Toolbar
            android:id="@+id/toolbar"
            android:layout_width="match_parent"
            android:layout_height="?attr/actionBarSize" />

        <ScrollView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:scrollbarStyle="outsideOverlay">
            <TextView
                android:id="@+id/content_text"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:text="@string/drawer_layout_summary"
                android:textAppearance="?android:attr/textAppearanceMedium"
                android:padding="16dp"/>
        </ScrollView>
    </LinearLayout>

    <!-- android:layout_gravity="start" tells DrawerLayout to treat
         this as a sliding drawer on the starting side, which is
         left for left-to-right locales. The drawer is given a fixed
         width in dp and extends the full height of the container. A
         solid background is used for contrast with the content view.
         android:fitsSystemWindows="true" tells the system to have
         DrawerLayout span the full height of the screen, including the
         system status bar on Lollipop+ versions of the plaform. -->
    <ListView
            android:id="@+id/start_drawer"
            android:layout_width="300dp"
            android:layout_height="match_parent"
            android:layout_gravity="start"
            android:background="#ff333333"
            android:fitsSystemWindows="true"/>

    <!-- End drawer with fixed width. -->
    <FrameLayout
        android:id="@+id/end_drawer"
        android:layout_width="250dp"
        android:layout_height="match_parent"
        android:layout_gravity="end"
        android:background="#444" />
</androidx.appcompat.custom.CustomDrawerLayout>