<?xml version="1.0" encoding="utf-8"?> <layout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto"> <data> <variable name="registViewModel" type="jackall.moncalc.viewmodel.OverlayRegistViewModel" /> </data> <android.support.constraint.ConstraintLayout android:layout_width="match_parent" android:layout_height="match_parent"> <Button android:id="@+id/registButton" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginStart="8dp" android:layout_marginTop="8dp" android:text="regist" app:layout_constraintStart_toStartOf="parent" app:layout_constraintTop_toTopOf="parent" /> <Button android:id="@+id/minButton" android:layout_width="wrap_content" android:layout_height="48dp" android:layout_marginStart="8dp" android:layout_marginTop="8dp" android:onClick="@{registViewModel.onClickMin}" android:text="min" app:layout_constraintStart_toStartOf="parent" app:layout_constraintTop_toBottomOf="@+id/registButton" /> </android.support.constraint.ConstraintLayout> </layout>