blob: 284b979de6081d3c28c30318cd6eba7102ecf583 [file] [log] [blame]
/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
* Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
* Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights
* reserved.
* Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
* Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
* Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
* (http://www.torchmobile.com/)
* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
* Copyright (C) Research In Motion Limited 2011. All rights reserved.
* Copyright (C) 2012 Google Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef VisitedLinkState_h
#define VisitedLinkState_h
#include "core/dom/Element.h"
#include "core/style/ComputedStyleConstants.h"
#include "platform/LinkHash.h"
#include "wtf/HashSet.h"
namespace blink {
class Document;
class VisitedLinkState : public GarbageCollectedFinalized<VisitedLinkState> {
public:
static VisitedLinkState* create(const Document& document) {
return new VisitedLinkState(document);
}
void invalidateStyleForAllLinks(bool invalidateVisitedLinkHashes);
void invalidateStyleForLink(LinkHash);
EInsideLink determineLinkState(const Element& element) {
if (element.isLink())
return determineLinkStateSlowCase(element);
return EInsideLink::kNotInsideLink;
}
DECLARE_TRACE();
private:
explicit VisitedLinkState(const Document&);
const Document& document() const { return *m_document; }
EInsideLink determineLinkStateSlowCase(const Element&);
Member<const Document> m_document;
HashSet<LinkHash, LinkHashHash> m_linksCheckedForVisitedState;
};
} // namespace blink
#endif