<ListView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/productList">
    </ListView>

    <Button
        android:id="@+id/button"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignBottom="@+id/productList"
        android:backgroundTint="@color/button_colors"
        android:textColor="@color/button_text_color"
        android:text="@string/buttonText" />