HTMLMediaElementMediaSession& HTMLMediaElementMediaSession::from(HTMLMediaElement& element)
{
HTMLMediaElementMediaSession* supplement = fromIfExists(element);
if (!supplement) {
supplement = new HTMLMediaElementMediaSession();
provideTo(element, supplementName(), supplement);
}
return *supplement;
}
Fullscreen& Fullscreen::from(Document& document) {
Fullscreen* fullscreen = fromIfExists(document);
if (!fullscreen) {
fullscreen = new Fullscreen(document);
Supplement<Document>::provideTo(document, supplementName(), fullscreen);
}
return *fullscreen;
}
MediaSession* HTMLMediaElementMediaSession::session(HTMLMediaElement& mediaElement)
{
if (HTMLMediaElementMediaSession* supplement = fromIfExists(mediaElement))
return supplement->m_session.get();
return nullptr;
}
Element* Fullscreen::currentFullScreenElementFrom(Document& document) {
if (Fullscreen* found = fromIfExists(document))
return found->currentFullScreenElement();
return nullptr;
}
