root/Source/core/css/PseudoStyleRequest.h

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INCLUDED FROM


/*
 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple 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 PseudoStyleRequest_h
#define PseudoStyleRequest_h

#include "core/rendering/style/RenderStyleConstants.h"
#include "platform/scroll/ScrollTypes.h"

namespace WebCore {

class RenderScrollbar;
class RenderStyle;

class PseudoStyleRequest {
public:
    PseudoStyleRequest(PseudoId pseudoId, RenderScrollbar* scrollbar = 0, ScrollbarPart scrollbarPart = NoPart)
        : pseudoId(pseudoId)
        , scrollbarPart(scrollbarPart)
        , scrollbar(scrollbar)
    {
    }

    // The spec disallows inheritance for ::backdrop.
    bool allowsInheritance(const RenderStyle* parentStyle) const
    {
        return parentStyle && pseudoId != BACKDROP;
    }

    PseudoId pseudoId;
    ScrollbarPart scrollbarPart;
    RenderScrollbar* scrollbar;
};

} // namespace WebCore

#endif // PseudoStyleRequest_h

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