java/com/google/lizlooney/shoppinglist/res/layout/choose_stores.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="match_parent"
  android:layout_height="match_parent"
  android:background="@android:color/black">
  <LinearLayout
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="wrap_content">
    <ScrollView
      android:layout_width="match_parent"
      android:layout_height="0dp"
      android:layout_weight="1">
      <LinearLayout
        android:id="@+id/stores"
        android:orientation="vertical"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />
    </ScrollView>
    <LinearLayout
      android:orientation="horizontal"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:layout_marginTop="20dp">
      <Button
        android:id="@+id/ok"
        android:layout_width="0dp"
        android:layout_weight="1"
        android:layout_height="wrap_content"
        android:text="@android:string/ok" />
      <Button
        android:id="@+id/cancel"
        android:layout_width="0dp"
        android:layout_weight="1"
        android:layout_height="wrap_content"
        android:text="@android:string/cancel" />
    </LinearLayout>
  </LinearLayout>
</FrameLayout>