/* * Copyright (C) 2020 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include "NavigatorMediaSession.h" #if ENABLE(MEDIA_SESSION) #include "MediaSession.h" #include "Navigator.h" #include <wtf/StdLibExtras.h> namespace WebCore { NavigatorMediaSession::NavigatorMediaSession(Navigator& navigator) : m_navigator(navigator) { } NavigatorMediaSession::~NavigatorMediaSession() = default; MediaSession& NavigatorMediaSession::mediaSession(Navigator& navigator) { return NavigatorMediaSession::from(navigator)->mediaSession(); } MediaSession& NavigatorMediaSession::mediaSession() { if (!m_mediaSession) m_mediaSession = MediaSession::create(m_navigator); return *m_mediaSession; } NavigatorMediaSession* NavigatorMediaSession::from(Navigator& navigator) { auto* supplement = static_cast<NavigatorMediaSession*>(Supplement<Navigator>::from(&navigator, supplementName())); if (!supplement) { auto newSupplement = makeUnique<NavigatorMediaSession>(navigator); supplement = newSupplement.get(); provideTo(&navigator, supplementName(), WTFMove(newSupplement)); } return supplement; } const char* NavigatorMediaSession::supplementName() { return "NavigatorMediaSession"; } } #endif // ENABLE(MEDIA_SESSION)