res/layout/action_bar_quick_settings.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2018 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
  -->

<RelativeLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="@dimen/car_app_bar_height"
    android:layout_gravity="top">

    <FrameLayout
        android:id="@+id/action_bar_icon_container"
        android:layout_width="@dimen/car_margin"
        android:layout_height="match_parent"
        android:layout_alignParentStart="true"
        android:background="@drawable/button_ripple_bg">
        <ImageView
            android:id="@+id/exit_button"
            android:layout_gravity="center"
            android:src="@drawable/ic_close"
            style="@style/ListIcon.ActionBar"/>
    </FrameLayout>

    <TextView
        android:id="@+id/title"
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:layout_marginEnd="@dimen/car_keyline_1"
        android:layout_toEndOf="@id/action_bar_icon_container"
        android:gravity="center_vertical"
        android:textAppearance="@style/TextAppearance.Car.Title2"/>

    <LinearLayout
        android:id="@+id/button_container"
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:layout_alignParentEnd="true"
        android:layout_marginEnd="@dimen/car_keyline_1"
        android:orientation="horizontal">

        <LinearLayout
            android:id="@+id/user_switcher_btn"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_gravity="center_vertical"
            android:layout_marginEnd="@dimen/car_padding_4"
            android:background="@drawable/button_ripple_bg"
            style="@style/Widget.Car.Settings.ActionBar.Button.Borderless.Colored"
            android:orientation="horizontal">
            <ImageView
                android:id="@+id/user_icon"
                android:src="@drawable/ic_user"
                android:background="@null"
                android:layout_width="@dimen/car_primary_icon_size"
                android:layout_height="@dimen/car_primary_icon_size"
                android:layout_centerVertical="true"
                android:gravity="center_vertical"
                android:scaleType="fitCenter" />
            <TextView
                android:id="@+id/user_switcher_text"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center_vertical"
                android:background="@null"
                android:textAppearance="@style/TextAppearance.Car.Label1"
                android:layout_marginStart="@dimen/car_padding_2"
                android:layout_marginEnd="@dimen/car_padding_2"/>
        </LinearLayout>
        <LinearLayout
            android:id="@+id/full_setting_btn"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_gravity="center_vertical"
            android:layout_marginEnd="@dimen/car_padding_4"
            android:background="@drawable/button_ripple_bg"
            style="@style/Widget.Car.Settings.ActionBar.Button.Borderless.Colored"
            android:orientation="horizontal">
            <ImageView
                android:src="@drawable/ic_settings_gear"
                android:background="@null"
                style="@style/ListIcon"/>
            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center_vertical"
                android:text="@string/more_settings_label"
                android:textAppearance="@style/TextAppearance.Car.Label1"
                android:background="@null"
                android:layout_marginStart="@dimen/car_padding_2"
                android:layout_marginEnd="@dimen/car_padding_2"/>
        </LinearLayout>
    </LinearLayout>
</RelativeLayout>