car-ui-lib/car-ui-lib/src/main/res-private/layout/car_ui_recycler_view_medium.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright 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.
  -->
<merge xmlns:android="http://schemas.android.com/apk/res/android">

    <com.android.car.ui.recyclerview.CarUiRecyclerViewContainer
        android:id="@+id/car_ui_recycler_view"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:paddingLeft="112dp"
        android:tag="carUiRecyclerView" />

    <FrameLayout
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:layout_gravity="left" >
        <androidx.constraintlayout.widget.ConstraintLayout
            xmlns:app="http://schemas.android.com/apk/res-auto"
            android:layout_width="112dp"
            android:layout_height="match_parent"
            android:id="@+id/car_ui_scroll_bar"
            android:gravity="center">

            <ImageView
                android:id="@+id/car_ui_scrollbar_page_up"
                android:layout_width="76dp"
                android:layout_height="76dp"
                android:background="@drawable/car_ui_recyclerview_button_ripple_background_private"
                android:contentDescription="Scroll up"
                android:focusable="false"
                android:hapticFeedbackEnabled="false"
                android:src="@drawable/car_ui_recyclerview_ic_up_private"
                android:scaleType="centerInside"
                android:layout_marginTop="15dp"
                app:layout_constraintTop_toTopOf="parent"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"/>

            <!-- View height is dynamically calculated during layout. -->
            <View
                android:id="@+id/car_ui_scrollbar_thumb"
                android:layout_width="7dp"
                android:layout_height="0dp"
                android:layout_gravity="center_horizontal"
                android:background="@drawable/car_ui_recyclerview_scrollbar_thumb_private"
                app:layout_constraintTop_toTopOf="@+id/car_ui_scrollbar_track"
                app:layout_constraintBottom_toBottomOf="@+id/car_ui_scrollbar_track"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"/>

            <View
                android:id="@+id/car_ui_scrollbar_track"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginTop="16dp"
                android:layout_marginBottom="16dp"
                app:layout_constraintTop_toBottomOf="@+id/car_ui_scrollbar_page_up"
                app:layout_constraintBottom_toTopOf="@+id/car_ui_scrollbar_page_down"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintEnd_toEndOf="parent"/>

            <ImageView
                android:id="@+id/car_ui_scrollbar_page_down"
                android:layout_width="76dp"
                android:layout_height="76dp"
                android:background="@drawable/car_ui_recyclerview_button_ripple_background_private"
                android:contentDescription="Scroll down"
                android:focusable="false"
                android:hapticFeedbackEnabled="false"
                android:src="@drawable/car_ui_recyclerview_ic_down_private"
                android:scaleType="centerInside"
                android:layout_marginBottom="15dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"/>
        </androidx.constraintlayout.widget.ConstraintLayout>
    </FrameLayout>
</merge>