Android Gallery inside RelativeLayout

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:tools="http://schemas.android.com/tools"
        android:layout_width="match_parent"
        android:layout_height="match_parent" >

        <Gallery
            android:id="@+id/screenshotGallery"
            android:layout_width="match_parent"
            android:layout_height="match_parent" />

</RelativeLayout>