/* * Copyright (C) 2017 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. */ #pragma once #if ENABLE(SERVICE_WORKER) #include "Event.h" #include "ExtendableEventInit.h" #include <wtf/WeakPtr.h> namespace WebCore { class DOMPromise; class ExtendableEvent : public Event, public CanMakeWeakPtr<ExtendableEvent> { WTF_MAKE_ISO_ALLOCATED(ExtendableEvent); public: static Ref<ExtendableEvent> create(const AtomString& type, const ExtendableEventInit& initializer, IsTrusted isTrusted = IsTrusted::No) { return adoptRef(*new ExtendableEvent(type, initializer, isTrusted)); } ~ExtendableEvent(); EventInterface eventInterface() const override { return ExtendableEventInterfaceType; } ExceptionOr<void> waitUntil(Ref<DOMPromise>&&); unsigned pendingPromiseCount() const { return m_pendingPromiseCount; } WEBCORE_EXPORT void whenAllExtendLifetimePromisesAreSettled(WTF::Function<void(HashSet<Ref<DOMPromise>>&&)>&&); protected: WEBCORE_EXPORT ExtendableEvent(const AtomString&, const ExtendableEventInit&, IsTrusted); ExtendableEvent(const AtomString&, CanBubble, IsCancelable); void addExtendLifetimePromise(Ref<DOMPromise>&&); private: unsigned m_pendingPromiseCount { 0 }; HashSet<Ref<DOMPromise>> m_extendLifetimePromises; WTF::Function<void(HashSet<Ref<DOMPromise>>&&)> m_whenAllExtendLifetimePromisesAreSettledHandler; }; } // namespace WebCore #endif // ENABLE(SERVICE_WORKER)