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\documentclass[aspectratio=169]{beamer}
\mode<presentation> {
\usetheme{Hannover}
\setbeamertemplate{authors}{}
% Remove navigation symbols.
\setbeamertemplate{navigation symbols}{}
}
\usepackage{color}
\usepackage[utf8]{inputenc}
\usepackage{listings}
\usepackage{graphicx}
\usepackage[font=tiny,skip=0pt]{caption}
% Use symbols instead of numerals for footnotes.
\renewcommand{\thefootnote}{\fnsymbol{footnote}}
% Reset footnote counter every section.
\makeatletter
\@addtoreset{footnote}{subsection}
\makeatother
\newcommand{\iconframe}[2] {
\begin{minipage}[t]{3em}
\includegraphics[width=\textwidth]{#1}
\captionof*{figure}{#2}
\end{minipage}
}
\title[The Chromium mess meets Android]{The Chromium mess meets Android}
\subtitle{Proposals on how to get a fully free WebView build or replace it by something completely new}
\author{David Ludovino \and Jeremy Rand \thanks{\footnotesize with support from Andrés D and Kurtis Hanna}}
\institute[Replicant]{Replicant}
\date{}
\begin{document}
\begin{frame}
\maketitle
\end{frame}
\section{What is WebView?}
\begin{frame}[fragile]
\frametitle{What is WebView?}
\begin{columns}
\begin{column}{0.6\textwidth}
Renders web content (HTML, CSS, JavaScript) inside apps.\\\bigskip
API has been around since Android 1.\\\bigskip
\lstset{
language=Java,
basicstyle=\scriptsize\ttfamily,
keywordstyle=\color{blue},
stringstyle=\color{orange},
}
\begin{lstlisting}
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle state) {
super.onCreate(state);
WebView v = new WebView(this);
setContentView(v);
v.loadUrl("https://replicant.us");
}
}
\end{lstlisting}
\end{column}
\begin{column}{0.3\textwidth}
\includegraphics[width=\textwidth]{img/webview-sample.png}
\end{column}
\end{columns}
\end{frame}
\subsection{Which apps use it?}
\begin{frame}
\frametitle{Which apps use WebView?}
Apps that render HTML: email clients, RSS readers, etc.\\\bigskip
Became pervasive with the advent of cross-platform mobile frameworks.\\\medskip
\begin{block}{Half of the apps listed at PRISM Break depend on WebView}
\vspace{1ex}
\centering
\begin{tabular}{c | c}
uses WebView & does not use WebView \\
\hline
\iconframe{img/k9mail.png}{K-9 Mail}
\iconframe{img/osmand.png}{OsmAnd}
\iconframe{img/nextcloud.png}{Nextcloud}
\iconframe{img/ttrss.png}{Tiny Tiny RSS}
&
\iconframe{img/orbot.png}{Orbot}
\iconframe{img/fdroid.png}{F-Droid}
\iconframe{img/andotp.png}{andOTP}
\iconframe{img/shaarlier.png}{Shaarlier}
\\
\iconframe{img/i2p.png}{I2P}
\iconframe{img/wallabag.png}{wallabag}
\iconframe{img/openkeychain.png}{OpenKeychain}
\iconframe{img/etesync.png}{EteSync}
&
\iconframe{img/briar.png}{Briar}
\iconframe{img/conversations.png}{Conversations}
\iconframe{img/silence.png}{Silence}
\iconframe{img/tincapp.png}{Tinc App}
\\
\iconframe{img/syncthing.png}{Syncthing}
\iconframe{img/signal.png}{Signal}
\iconframe{img/dandelion.png}{dandelion*}
&
\iconframe{img/keepassdx.png}{KeePass DX}
\\
\end{tabular}
\end{block}
\end{frame}
\section{Feedback?}
\begin{frame}
\frametitle{Feedback?}
\begin{itemize}
\item Questions
\item Comments
\item Ideas
\item Collaboration
\end{itemize}
All welcomed!
\end{frame}
\begin{frame}
\frametitle{Licenses}
\begin{tabular}{l | l | l}
item & source & license \\
\hline
K-9 Mail logo & \url{https://github.com/k9mail/k-9} & Apache-2.0 \\
OsmAnd logo & \url{https://github.com/osmandapp/Osmand} & CC-BY-NC-ND 4.0 \\
Nextcloud logo & \url{https://github.com/nextcloud/android} & AGPLv3 \\
Tiny Tiny RSS logo & \url{https://gitlab.com/derSchabi/tttrsss} & GPLv3 \\
I2P logo & \url{https://github.com/i2p/i2p.android.base} & Apache-2.0 \\
Orbot logo & \url{https://gitweb.torproject.org/orbot.git} & BSD \\
F-Droid logo & \url{https://gitlab.com/fdroid/fdroidclient} & GPLv3 \\
andOTP logo & \url{https://github.com/andOTP/andOTP} & MIT \\
Shaarlier logo & \url{https://github.com/dimtion/Shaarlier} & GPLv3 \\
wallabag logo & \url{https://github.com/wallabag/android-app} & GPLv3 \\
OpenKeychain logo & \url{https://github.com/open-keychain/open-keychain} & GPLv3 \\
EteSync logo & \url{https://github.com/etesync/android} & GPLv3 \\
Syncthing logo & \url{https://github.com/syncthing/syncthing-android} & MPLv2 \\
Briar logo & \url{https://code.briarproject.org/briar/briar} & GPLv3 \\
Conversations logo & \url{https://github.com/siacs/Conversations} & GPLv3 \\
Signal logo & \url{https://github.com/signalapp/Signal-Android} & GPLv3 \\
Silence logo & \url{https://git.silence.dev/Silence/Silence-Android} & GPLv3 \\
Tinc App logo & \url{https://github.com/pacien/tincapp} & GPLv3 \\
KeePass DX logo & \url{https://github.com/Kunzisoft/KeePassDX} & GPLv3 \\
dandelion* logo & \url{https://github.com/gsantner/dandelion} & GPLv3 \\
everything else & this slideshow & CC BY-SA 4.0
\end{tabular}
\end{frame}
\end{document}
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