/* * Copyright (C) 2018 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. ``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 * 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 #include "ActiveDOMObject.h" #include "ContextDestructionObserver.h" #include "ExceptionOr.h" #include "JSDOMPromiseDeferred.h" #include "ScriptWrappable.h" #include "WorkletOptions.h" #include <wtf/HashSet.h> #include <wtf/RefCounted.h> #include <wtf/WeakPtr.h> namespace WebCore { class Document; class WorkletGlobalScopeProxy; class WorkletPendingTasks; class Worklet : public RefCounted<Worklet>, public ScriptWrappable, public CanMakeWeakPtr<Worklet>, public ActiveDOMObject { WTF_MAKE_ISO_ALLOCATED(Worklet); public: virtual ~Worklet(); virtual void addModule(const String& moduleURL, WorkletOptions&&, DOMPromiseDeferred<void>&&); void finishPendingTasks(WorkletPendingTasks&); Document* document(); const Vector<Ref<WorkletGlobalScopeProxy>>& proxies() const { return m_proxies; } const String& identifier() const { return m_identifier; } protected: explicit Worklet(Document&); private: virtual Vector<Ref<WorkletGlobalScopeProxy>> createGlobalScopes() = 0; // ActiveDOMObject. const char* activeDOMObjectName() const final; String m_identifier; Vector<Ref<WorkletGlobalScopeProxy>> m_proxies; HashSet<RefPtr<WorkletPendingTasks>> m_pendingTasksSet; }; } // namespace WebCore