session-android/res/layout/contact_selection_list_fragment.xml

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

    <LinearLayout
        android:id="@+id/emptyStateContainer"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_centerInParent="true"
        android:gravity="center_horizontal|center_vertical"
        android:orientation="vertical">

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="You don't have any contacts yet"
            android:textColor="@color/text"
            android:textSize="@dimen/medium_font_size" />
    </LinearLayout>

    <LinearLayout
        android:id="@+id/mainContentContainer"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">
    
        <android.support.v4.widget.SwipeRefreshLayout
                android:id="@+id/swipeRefresh"
                android:layout_width="match_parent"
                android:layout_height="wrap_content">

            <android.support.v7.widget.RecyclerView
                android:id="@+id/recyclerView"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:clipToPadding="false"
                android:scrollbars="vertical" />

            <TextView android:id="@android:id/empty"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:gravity="center|center_vertical"
                android:layout_marginTop="15dp"
                android:text="@string/contact_selection_group_activity__finding_contacts"
                android:textSize="20sp" />

        </android.support.v4.widget.SwipeRefreshLayout>

        <org.thoughtcrime.securesms.components.RecyclerViewFastScroller
            android:id="@+id/fastScroller"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:visibility="gone"
            android:layout_gravity="end"/>
    </LinearLayout>

</FrameLayout>