fedilab-Android-App/app/src/main/res/layout/activity_media.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>.
-->
<android.support.v4.widget.DrawerLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/drawer_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true"
    >
    <android.support.design.widget.CoordinatorLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        tools:context="fr.gouv.etalab.mastodon.activities.HashTagActivity">

        <android.support.design.widget.AppBarLayout
            android:id="@+id/appBar"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:theme="@style/AppTheme.AppBarOverlay"
            >
            <android.support.v7.widget.Toolbar
                android:id="@+id/toolbar"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:background="?attr/colorPrimary"
                app:layout_scrollFlags="scroll|enterAlways"
                android:theme="@style/AppThemeDark_NoActionBar"
                app:popupTheme="?attr/popupOverlay"/>
        </android.support.design.widget.AppBarLayout>
        <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
            xmlns:tools="http://schemas.android.com/tools"
            app:layout_behavior="@string/appbar_scrolling_view_behavior"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/main_container_media">
            <!-- Main Loader -->
            <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
                android:id="@+id/loader"
                android:layout_alignParentTop="true"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:gravity="center"
                >
                <ProgressBar
                    style="@style/Base.Widget.AppCompat.ProgressBar.Horizontal"
                    android:indeterminate="false"
                    android:id="@+id/pbar_inf"
                    android:layout_width="match_parent"
                    android:max="100"
                    android:progress="0"
                    android:layout_height="wrap_content"
                    />
                <TextView
                    android:id="@+id/loader_progress"
                    android:layout_width="match_parent"
                    android:textColor="@color/dark_text"
                    android:gravity="center"
                    android:textSize="12sp"
                    android:layout_gravity="center"
                    android:layout_height="wrap_content" />
            </RelativeLayout>
            <com.github.chrisbanes.photoview.PhotoView
                android:visibility="gone"
                android:layout_centerInParent="true"
                android:id="@+id/media_picture"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                tools:ignore="ContentDescription" />
            <VideoView
                android:layout_below="@+id/loader"
                android:layout_centerInParent="true"
                android:visibility="gone"
                android:id="@+id/media_video"
                android:layout_width="match_parent"
                android:layout_height="match_parent" />

            <ImageView
                android:visibility="gone"
                android:layout_margin="5dp"
                android:src="@drawable/ic_first_page"
                android:id="@+id/media_prev"
                android:layout_centerVertical="true"
                android:layout_alignParentStart="true"
                android:layout_alignParentLeft="true"
                android:layout_width="20dp"
                android:layout_height="20dp"
                tools:ignore="ContentDescription" />
            <ImageView
                android:visibility="gone"
                android:layout_margin="5dp"
                android:id="@+id/media_next"
                android:src="@drawable/ic_last_page"
                android:layout_centerVertical="true"
                android:layout_alignParentEnd="true"
                android:layout_alignParentRight="true"
                android:layout_width="20dp"
                android:layout_height="20dp"
                tools:ignore="ContentDescription" />

            <TextView
                android:visibility="gone"
                android:background="@drawable/media_message_border"
                android:id="@+id/message_ready"
                android:textColor="@color/dark_text"
                android:text="@string/media_ready"
                android:gravity="center"
                android:textSize="14sp"
                android:layout_alignParentBottom="true"
                android:layout_width="match_parent"
                android:layout_height="40dp"/>
        </RelativeLayout>
    </android.support.design.widget.CoordinatorLayout>
</android.support.v4.widget.DrawerLayout>