Android Lab: Relative Layout - Reminder - Defining an XML Layout

gistfile1.xml

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

    <EditText
        android:id="@+id/editTextName"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:hint="Reminder name" />

    <Spinner
        android:id="@+id/spinDate"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_below="@id/editTextName"
        android:layout_toLeftOf="@+id/spinTime" />

    <Spinner
        android:id="@id/spinTime"
        android:layout_width="96dp"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:layout_below="@id/editTextName"/>

    <Button
        android:layout_width="96dp"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:layout_below="@id/spinTime"
        android:text="Done" />

</RelativeLayout>