Sample for DroidKaigi2019 session
"WebView+ViewGroupを実現するAOSPメールアプリの内部実装とニュースアプリへの応用"
"Internal implemention of AOSP mail app that makes WebView and ViewGroup possible and how to apply it to news apps"
https://droidkaigi.jp/2019/timetable/70923
using Pixel2XL emulator
<ScrollView>
<LinerLayout>
<Button>
<WebView>
<Button>
</LinerLayout>
<ScrollView> 
<ArticleContainer>
<ArticleWebView>
<Button>
<Button>
</ArticleContainer> 