samples/sample1/rro/res/layout/car_right_system_bar.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
**
** Copyright 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.
*/
-->

<com.android.systemui.car.systembar.CarSystemBarView
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:systemui="http://schemas.android.com/apk/res-auto"
    android:layout_height="match_parent"
    android:layout_width="match_parent"
    android:orientation="vertical"
    android:baselineAligned="false"
    android:background="@android:color/transparent">
    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="110dp"
        android:background="@drawable/system_bar_background_3">
        <FrameLayout
            android:id="@+id/clock_container"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_centerInParent="true"
            android:paddingStart="@*android:dimen/car_padding_2"
            android:paddingEnd="@*android:dimen/car_padding_2">
            <com.android.systemui.statusbar.policy.Clock
                android:id="@+id/clock"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center"
                android:elevation="5dp"
                android:singleLine="true"
                android:textAppearance="@style/TextAppearance.StatusBar.Clock"
            />
        </FrameLayout>
    </RelativeLayout>
    <View
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="1"
    />
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="110dp"
        android:layout_gravity="bottom"
        android:orientation="horizontal"
        android:background="@drawable/system_bar_background_2">

        <FrameLayout
            android:id="@+id/left_hvac_container"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_alignParentStart="true">

            <com.android.systemui.car.systembar.CarSystemBarButton
                android:id="@+id/hvacleft"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:background="@null"
                systemui:broadcast="true"
            />

            <com.android.systemui.car.hvac.AnimatedTemperatureView
                android:id="@+id/lefttext"
                android:layout_width="wrap_content"
                android:layout_height="match_parent"
                android:paddingStart="@*android:dimen/car_padding_4"
                android:paddingEnd="16dp"
                android:gravity="center_vertical|start"
                android:minEms="4"
                android:textAppearance="@style/TextAppearance.CarStatus"
                systemui:hvacAreaId="49"
                systemui:hvacMaxText="Max"
                systemui:hvacMaxValue="126"
                systemui:hvacMinText="Min"
                systemui:hvacMinValue="0"
                systemui:hvacPivotOffset="60dp"
                systemui:hvacPropertyId="358614275"
                systemui:hvacTempFormat="%.0f\u00B0"
            />
        </FrameLayout>
        <View
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1"
        />
        <FrameLayout
            android:id="@+id/right_hvac_container"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_alignParentEnd="true">

            <com.android.systemui.car.systembar.CarSystemBarButton
                android:id="@+id/hvacright"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:background="@null"
                systemui:broadcast="true"
            />

            <com.android.systemui.car.hvac.AnimatedTemperatureView
                android:id="@+id/righttext"
                android:layout_width="wrap_content"
                android:layout_height="match_parent"
                android:paddingStart="16dp"
                android:paddingEnd="@*android:dimen/car_padding_4"
                android:gravity="center_vertical|end"
                android:minEms="4"
                android:textAppearance="@style/TextAppearance.CarStatus"
                systemui:hvacAreaId="68"
                systemui:hvacMaxText="Max"
                systemui:hvacMaxValue="126"
                systemui:hvacMinText="Min"
                systemui:hvacMinValue="0"
                systemui:hvacPivotOffset="60dp"
                systemui:hvacPropertyId="358614275"
                systemui:hvacTempFormat="%.0f\u00B0"
            />
        </FrameLayout>
    </LinearLayout>
</com.android.systemui.car.systembar.CarSystemBarView>