res/layout/add_item_confirmation_activity.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
/*
** Copyright 2017, 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.
*/
-->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/add_item_confirmation"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:padding="24dp"
    android:orientation="vertical">

    <TextView
        style="@style/TextHeadline"
        android:id="@+id/widget_appName"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="center_horizontal"
        android:textColor="?android:attr/textColorPrimary"
        android:textSize="24sp"
        android:ellipsize="end"
        android:fadingEdge="horizontal"
        android:singleLine="true"
        android:maxLines="1" />

    <include layout="@layout/widget_cell"
        android:id="@+id/widget_cell"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="1"
        android:layout_marginVertical="16dp" />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="end"
        android:padding="8dp"
        android:orientation="horizontal">
        <Button
            style="@style/Widget.DeviceDefault.Button.Rounded.Colored"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:onClick="onCancelClick"
            android:text="@android:string/cancel" />

        <Space
            android:layout_width="4dp"
            android:layout_height="wrap_content" />

        <Button
            style="@style/Widget.DeviceDefault.Button.Rounded.Colored"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:onClick="onPlaceAutomaticallyClick"
            android:text="@string/place_automatically" />
    </LinearLayout>
</LinearLayout>