fedilab-Android-App/app/src/main/res/layout/fragment_list.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
    Copyright 2017 Thomas Schneider

    This file is a part of Mastalab

    This program is free software; you can redistribute it and/or modify it under the terms of the
    GNU General Public License as published by the Free Software Foundation; either version 3 of the
    License, or (at your option) any later version.

    Mastalab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
    the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
    Public License for more details.

    You should have received a copy of the GNU General Public License along with Mastalab; if not,
    see <http://www.gnu.org/licenses>.
-->
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:paddingLeft="@dimen/fab_margin"
    android:paddingRight="@dimen/fab_margin"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <!-- Listview list -->
    <ListView
        android:id="@+id/lv_lists"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:scrollbars="none"
        android:divider="@null"
        />
    <RelativeLayout
        android:id="@+id/no_action"
        android:visibility="gone"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <TextView
            android:id="@+id/no_action_text"
            android:padding="10dp"
            android:gravity="center"
            android:textSize="25sp"
            android:layout_gravity="center"
            android:textStyle="italic|bold"
            android:typeface="serif"
            android:text="@string/action_list_add"
            android:layout_width="match_parent"
            android:layout_height="match_parent" />
    </RelativeLayout>
    <!-- Main Loader -->
    <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
        android:id="@+id/loader"
        android:visibility="gone"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:gravity="center"
        >
        <ProgressBar
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:indeterminate="true" />
    </RelativeLayout>
    <!-- Loader for next items -->
    <RelativeLayout
        android:id="@+id/loading_next_items"
        android:visibility="gone"
        android:layout_width="match_parent"
        android:layout_alignParentBottom="true"
        android:layout_gravity="bottom|center_horizontal"
        android:gravity="bottom|center_horizontal"
        android:layout_height="20dp">
        <ProgressBar
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:indeterminate="true" />
    </RelativeLayout>
</RelativeLayout>