/* * Copyright (C) 2014 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. */ #ifndef ServicesController_h #define ServicesController_h #if ENABLE(SERVICE_CONTROLS) #include <wtf/Forward.h> #include <wtf/Noncopyable.h> #include <wtf/RetainPtr.h> namespace WebKit { class ServicesController { WTF_MAKE_NONCOPYABLE(ServicesController); friend class NeverDestroyed<ServicesController>; public: static ServicesController& singleton(); bool hasImageServices() const { return m_hasImageServices; } bool hasSelectionServices() const { return m_hasSelectionServices; } bool hasRichContentServices() const { return m_hasRichContentServices; } void refreshExistingServices(bool refreshImmediately = true); private: ServicesController(); dispatch_queue_t m_refreshQueue; std::atomic_bool m_hasPendingRefresh; bool m_hasImageServices; bool m_hasSelectionServices; bool m_hasRichContentServices; RetainPtr<id> m_extensionWatcher; RetainPtr<id> m_uiExtensionWatcher; }; } // namespace WebKit #endif // ENABLE(SERVICE_CONTROLS) #endif // ServicesController_h