packages/SystemUI/res-keyguard/layout/alternate_bouncer.xml

<?xml version="1.0" encoding="utf-8"?><!--
  ~ Copyright (C) 2023 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.widget.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:sysui="http://schemas.android.com/apk/res-auto"
    android:id="@+id/alternate_bouncer"
    android:focusable="true"
    android:clickable="true"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:visibility="invisible">

    <com.android.systemui.scrim.ScrimView
        android:id="@+id/alternate_bouncer_scrim"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:importantForAccessibility="no"
        sysui:ignoreRightInset="true"
    />
    <!-- Keyguard messages -->
    <LinearLayout
        android:id="@+id/alternate_bouncer_message_area_container"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical"
        android:layout_marginTop="@dimen/status_bar_height"
        android:layout_gravity="top|center_horizontal"
        android:gravity="center_horizontal">
        <com.android.keyguard.AuthKeyguardMessageArea
            android:id="@+id/alternate_bouncer_message_area"
            style="@style/Keyguard.TextView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="@dimen/keyguard_lock_padding"
            android:gravity="center"
            android:singleLine="true"
            android:ellipsize="marquee"
            android:focusable="true"/>
    </LinearLayout>
</androidx.constraintlayout.widget.ConstraintLayout>