Layout and strings

layout.xml

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools">

    <data>

        <variable
            name="page"
            type="String" />
    </data>

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        tools:context=".MainActivity">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:gravity="bottom"
                android:orientation="horizontal">

                <Button
                    android:id="@+id/firstButton"
                    style="@style/Widget.AppCompat.Button.Borderless"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    tools:text="@string/nav_first" />

                <Button
                    android:id="@+id/prevButton"
                    style="@style/Widget.AppCompat.Button.Borderless"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    tools:text="@string/nav_prev" />

                <TextView
                    android:id="@+id/textView"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:textStyle="bold"
                    tools:text="@{page}" />

                <Button
                    android:id="@+id/nextButton"
                    style="@style/Widget.AppCompat.Button.Borderless"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    tools:text="@string/nav_next" />

                <Button
                    android:id="@+id/lastButton"
                    style="@style/Widget.AppCompat.Button.Borderless"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    tools:text="@string/nav_last" />
            </LinearLayout>
        </LinearLayout>
    </androidx.constraintlayout.widget.ConstraintLayout>
</layout>

strings.xml

<resources>
    <string name="app_name">Exhibitor Rērum</string>
    <string name="nav_first">First</string>
    <string name="nav_prev">Previous</string>
    <string name="nav_next">Next</string>
    <string name="nav_last">Last</string>
</resources>