<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
	android:layout_width="match_parent"
	android:layout_height="match_parent"
	android:orientation="vertical"
	android:gravity="center_horizontal">

	<DatePicker
		android:id="@+id/picker"
		android:layout_width="match_parent"
		android:layout_height="0dip"
		android:layout_weight="1"
		android:calendarViewShown="true"/>

	<CheckBox
		android:id="@+id/showCalendar"
		android:layout_width="wrap_content"
		android:layout_height="wrap_content"
		android:checked="true"
		android:text="@string/calendar"/>

</LinearLayout>