<?xml version="1.0" encoding="utf-8"?> <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".LockActivity"> <Button android:id="@+id/btn_release" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Button" tools:layout_editor_absoluteX="166dp" tools:layout_editor_absoluteY="347dp" /> </androidx.constraintlayout.widget.ConstraintLayout>