ring-android/res/layout/frag_audio_mgmt.xml

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

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_marginLeft="10dp"
        android:layout_marginRight="10dp"
        android:orientation="vertical" >

        <LinearLayout
            android:id="@+id/lv_holder_prefs"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical"
            android:weightSum="1" >

            <ListView
                android:id="@android:id/list"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_margin="5dp" >
            </ListView>
        </LinearLayout>

        <TextView
            android:id="@+id/list_header_title"
            style="?android:attr/listSeparatorTextViewStyle"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginLeft="10dp"
            android:layout_marginRight="10dp"
            android:paddingBottom="2dip"
            android:paddingLeft="5dp"
            android:paddingTop="2dp"
            android:text="Codecs" />

        <LinearLayout
            android:id="@+id/lv_holder"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical"
            android:weightSum="1" >

            <cx.ring.views.dragsortlv.DragSortListView
                xmlns:dslv="http://schemas.android.com/apk/res/cx.ring"
                android:id="@+id/dndlistview"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_margin="5dp"
                android:choiceMode="multipleChoice"
                android:descendantFocusability="beforeDescendants"
                android:dividerHeight="1px"
                android:padding="5dp"
                dslv:collapsed_height="1px"
                dslv:drag_enabled="true"
                dslv:drag_handle_id="@id/drag_handle"
                dslv:drag_scroll_start="0.33"
                dslv:drag_start_mode="onDown"
                dslv:float_alpha="0.6"
                dslv:float_background_color="@color/sfl_action_blue"
                dslv:remove_enabled="false"
                dslv:slide_shuffle_speed="0.3" />
        </LinearLayout>
    </LinearLayout>

</ScrollView>