k-9/res/layout/message_list_item_footer.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="?android:attr/listPreferredItemHeight"
    android:background="@drawable/message_list_item_footer_background"
    android:gravity="center"
    android:orientation="horizontal">
    <TextView
        android:id="@+id/main_text"
        android:textAppearance="?android:attr/textAppearanceMedium"
        android:textColor="?android:attr/textColorPrimary"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:gravity="center"
        />
</LinearLayout>