<?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 --> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:padding="10dip" > <Button android:id="@+id/biometric_enroll_button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:text="@string/biometric_enroll" android:visibility="gone" /> <Button android:id="@+id/biometric_start_test_not_secured" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:layout_below="@+id/biometric_enroll_button" android:text="@string/biometric_start_test1" /> <Button android:id="@+id/biometric_start_test_none_enrolled" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:layout_below="@+id/biometric_start_test_not_secured" android:text="@string/biometric_start_test2" android:visibility="invisible" /> <Button android:id="@+id/biometric_start_test_credential_button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@+id/biometric_start_test_none_enrolled" android:layout_centerHorizontal="true" android:text="@string/biometric_start_test3" android:visibility="invisible" /> <Button android:id="@+id/biometric_start_test_authenticate_button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@+id/biometric_start_test_credential_button" android:layout_centerHorizontal="true" android:text="@string/biometric_start_test4" android:visibility="invisible" /> <Button android:id="@+id/biometric_start_test_strings_button" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@+id/biometric_start_test_authenticate_button" android:layout_centerHorizontal="true" android:text="@string/biometric_start_test5" android:visibility="invisible" /> <include android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_alignParentBottom="true" layout="@layout/pass_fail_buttons" /> </RelativeLayout>