packages/SystemUI/res/layout/combined_qs_header.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2021 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.
  -->
<androidx.constraintlayout.motion.widget.MotionLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/split_shade_status_bar"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:minHeight="@dimen/split_shade_header_min_height"
    android:clickable="false"
    android:focusable="true"
    android:paddingLeft="@dimen/qs_panel_padding"
    android:paddingRight="@dimen/qs_panel_padding"
    android:visibility="gone"
    android:theme="@style/Theme.SystemUI.QuickSettings.Header"
    app:layoutDescription="@xml/combined_qs_header_scene">

    <androidx.constraintlayout.widget.Guideline
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/center"
        app:layout_constraintGuide_percent="0.5"
        android:orientation="vertical" />

    <com.android.systemui.statusbar.policy.Clock
        android:id="@+id/clock"
        android:layout_width="wrap_content"
        android:layout_height="0dp"
        android:gravity="start|center_vertical"
        android:paddingStart="@dimen/status_bar_left_clock_starting_padding"
        android:paddingEnd="@dimen/status_bar_left_clock_end_padding"
        android:singleLine="true"
        android:textAppearance="@style/TextAppearance.QS.Status"
    />

    <com.android.systemui.statusbar.policy.DateView
        android:id="@+id/date"
        android:layout_width="wrap_content"
        android:layout_height="0dp"
        android:layout_gravity="start|center_vertical"
        android:gravity="center_vertical"
        android:singleLine="true"
        android:textAppearance="@style/TextAppearance.QS.Status"
        app:datePattern="@string/abbrev_wday_month_day_no_year_alarm"
    />

    <include
        android:id="@+id/carrier_group"
        layout="@layout/qs_carrier_group"
        app:layout_constraintHeight_min="@dimen/split_shade_header_min_height"
        android:minHeight="@dimen/split_shade_header_min_height"
        app:layout_constraintWidth_min="48dp"
        android:layout_width="0dp"
        android:layout_height="0dp"
        app:layout_constrainedWidth="true"
        android:layout_gravity="end|center_vertical"
        android:layout_marginStart="8dp"
        app:layout_constraintStart_toEndOf="@id/date"
        app:layout_constraintEnd_toStartOf="@id/statusIcons"
        app:layout_constraintTop_toTopOf="@id/clock"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintHorizontal_bias="1"
    />

    <com.android.systemui.statusbar.phone.StatusIconContainer
        android:id="@+id/statusIcons"
        app:layout_constraintHeight_min="@dimen/split_shade_header_min_height"
        android:paddingEnd="@dimen/signal_cluster_battery_padding"
        android:layout_width="wrap_content"
        android:layout_height="48dp"
        app:layout_constraintStart_toEndOf="@id/carrier_group"
        app:layout_constraintEnd_toStartOf="@id/batteryRemainingIcon"
        app:layout_constraintTop_toTopOf="@id/clock"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintHorizontal_bias="1"
    />

    <com.android.systemui.battery.BatteryMeterView
        android:id="@+id/batteryRemainingIcon"
        android:layout_width="wrap_content"
        android:layout_height="48dp"
        app:layout_constraintHeight_min="@dimen/split_shade_header_min_height"
        app:textAppearance="@style/TextAppearance.QS.Status"
        app:layout_constraintStart_toEndOf="@id/statusIcons"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="@id/clock"
        app:layout_constraintBottom_toBottomOf="parent"
    />

</androidx.constraintlayout.motion.widget.MotionLayout>