packages/CarSystemUI/res/layout/car_top_navigation_bar.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
  -->

<com.android.systemui.car.navigationbar.CarNavigationBarView
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:systemui="http://schemas.android.com/apk/res-auto"
    android:id="@+id/car_top_bar"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@drawable/system_bar_background"
    android:orientation="vertical">

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:layoutDirection="ltr">

        <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.navigationbar.CarNavigationButton
                android:id="@+id/hvacleft"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:background="@null"
                systemui:broadcast="true"
                systemui:intent="intent:#Intent;action=android.car.intent.action.TOGGLE_HVAC_CONTROLS;end"
            />

            <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="@string/hvac_max_text"
                systemui:hvacMaxValue="@dimen/hvac_max_value"
                systemui:hvacMinText="@string/hvac_min_text"
                systemui:hvacMinValue="@dimen/hvac_min_value"
                systemui:hvacPivotOffset="60dp"
                systemui:hvacPropertyId="358614275"
                systemui:hvacTempFormat="%.0f\u00B0"
            />
        </FrameLayout>

        <FrameLayout
            android:id="@+id/clock_container"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_centerInParent="true"
        >
            <com.android.systemui.car.navigationbar.CarNavigationButton
                android:id="@+id/qs"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:background="@null"
                systemui:intent="intent:#Intent;component=com.android.car.settings/.common.CarSettingActivities$QuickSettingActivity;launchFlags=0x24000000;end"
            />
            <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>

        <LinearLayout
            android:id="@+id/system_icon_area"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_centerHorizontal="true"
            android:layout_centerVertical="true"
            android:layout_toEndOf="@+id/clock_container"
            android:paddingStart="@*android:dimen/car_padding_1"
            android:gravity="center_vertical"
            android:orientation="horizontal"
        >

            <include
                layout="@layout/system_icons"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:paddingStart="4dp"
                android:gravity="center_vertical"
            />
        </LinearLayout>

        <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.navigationbar.CarNavigationButton
                android:id="@+id/hvacright"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:background="@null"
                systemui:broadcast="true"
                systemui:intent="intent:#Intent;action=android.car.intent.action.TOGGLE_HVAC_CONTROLS;end"
            />

            <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="@string/hvac_max_text"
                systemui:hvacMaxValue="@dimen/hvac_max_value"
                systemui:hvacMinText="@string/hvac_min_text"
                systemui:hvacMinValue="@dimen/hvac_min_value"
                systemui:hvacPivotOffset="60dp"
                systemui:hvacPropertyId="358614275"
                systemui:hvacTempFormat="%.0f\u00B0"
            />
        </FrameLayout>
    </RelativeLayout>

</com.android.systemui.car.navigationbar.CarNavigationBarView>