/* * Copyright (C) 2012 Adobe Systems Incorporated. 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 THE COPYRIGHT HOLDER "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 THE COPYRIGHT HOLDER 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 NamedFlowCollection_h #define NamedFlowCollection_h #include "ContextDestructionObserver.h" #include "WebKitNamedFlow.h" #include <wtf/Forward.h> #include <wtf/ListHashSet.h> #include <wtf/PassRefPtr.h> #include <wtf/RefCounted.h> #include <wtf/Vector.h> namespace WebCore { class Document; class DOMNamedFlowCollection; class NamedFlowCollection : public RefCounted<NamedFlowCollection>, public ContextDestructionObserver { public: static PassRefPtr<NamedFlowCollection> create(Document* doc) { return adoptRef(new NamedFlowCollection(doc)); } Vector<RefPtr<WebKitNamedFlow>> namedFlows(); WebKitNamedFlow* flowByName(const String&); PassRef<WebKitNamedFlow> ensureFlowWithName(const String&); void discardNamedFlow(WebKitNamedFlow*); Document* document() const; virtual ~NamedFlowCollection() { } PassRefPtr<DOMNamedFlowCollection> createCSSOMSnapshot(); private: struct NamedFlowHashFunctions; struct NamedFlowHashTranslator; typedef ListHashSet<WebKitNamedFlow*, 1, NamedFlowHashFunctions> NamedFlowSet; explicit NamedFlowCollection(Document*); NamedFlowSet m_namedFlows; }; } // namespace WebCore #endif // NamedFlowCollection_h