samples/WiFiDirectDemo/res/layout-large/main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="fill_parent"
    android:layout_height="fill_parent">
    <LinearLayout android:layout_width="match_parent" android:id="@+id/linearLayout1"
        android:layout_height="fill_parent" android:orientation="horizontal">
        <fragment class="com.example.android.wifidirect.DeviceListFragment"
            android:id="@+id/frag_list" android:layout_width="@dimen/tablet_list_width"
            android:layout_height="match_parent">
            <!-- Preview: layout=@layout/row_devices -->
        </fragment>
        <fragment class="com.example.android.wifidirect.DeviceDetailFragment"
            android:id="@+id/frag_detail" android:layout_width="match_parent"
            android:layout_height="match_parent">
            <!-- Preview: layout=@layout/device_detail -->
        </fragment>
    </LinearLayout>
</LinearLayout>