res/layout/udfps_enroll_layout.xml

<?xml version="1.0" encoding="utf-8"?><!--
  ~ Copyright (C) 2015 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.settings.biometrics.fingerprint.UdfpsEnrollLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/setup_wizard_layout"
    style="?attr/fingerprint_layout_theme"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <ImageView
        android:id="@+id/sud_layout_icon"
        style="@style/SudGlifIcon"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="?attr/sudGlifHeaderGravity"
        android:layout_marginEnd="0dp"
        android:layout_marginStart="0dp"
        android:src="@drawable/ic_fingerprint_header" />

    <TextView
        android:id="@+id/suc_layout_title"
        style="@style/SudGlifHeaderTitle"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginEnd="0dp"
        android:layout_marginStart="0dp" />

    <Space
        android:id="@+id/space_below_title"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:layout_weight="1" />

    <FrameLayout
        android:id="@+id/description_area"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <TextView
            android:id="@+id/sud_layout_description"
            style="@style/SudDescription.Glif"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="@string/security_settings_fingerprint_enroll_start_message" />

        <TextView
            android:id="@+id/repeat_message"
            style="@style/SudDescription.Glif"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="@string/security_settings_fingerprint_enroll_repeat_message"
            android:visibility="invisible" />

    </FrameLayout>

    <TextView
        android:id="@+id/error_text"
        style="@style/TextAppearance.ErrorText"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal|bottom"
        android:layout_marginBottom="16dp"
        android:accessibilityLiveRegion="polite"
        android:gravity="center_horizontal"
        android:paddingEnd="5dp"
        android:paddingStart="5dp"
        android:visibility="invisible" />

    <Space
        android:id="@+id/space_above_animation"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:layout_weight="1" />

    <com.android.settings.widget.RingProgressBar
        android:id="@+id/fingerprint_progress_bar"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:minHeight="@dimen/fingerprint_progress_bar_min_size"
        android:progress="0"
        android:layout_gravity="center"/>

</com.android.settings.biometrics.fingerprint.UdfpsEnrollLayout>