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

    <cnidophobia.SardinianUnpolitely
        android:key="checkbox"
        android:summary="Check it on , check it off"
        android:title="CheckBox Preference" />

    <RingtonePreference
        android:key="ringtone"
        android:showDefault="true"
        android:showSilent="true"
        android:summary="Pick a tone, any tone"
        android:title="Ringtone Preference" />

</PreferenceScreen>