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/*
* 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 THIRD_PARTY_BLINK_RENDERER_CORE_CSS_PSEUDO_STYLE_REQUEST_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_CSS_PSEUDO_STYLE_REQUEST_H_
#include "third_party/blink/renderer/core/layout/layout_scrollbar.h"
#include "third_party/blink/renderer/core/style/computed_style_constants.h"
#include "third_party/blink/renderer/platform/scroll/scroll_types.h"
namespace blink {
class ComputedStyle;
class PseudoStyleRequest {
DISALLOW_NEW();
public:
enum RequestType { kForRenderer, kForComputedStyle };
PseudoStyleRequest(PseudoId pseudo_id,
LayoutScrollbar* scrollbar = nullptr,
ScrollbarPart scrollbar_part = kNoPart)
: pseudo_id(pseudo_id),
type(kForRenderer),
scrollbar_part(scrollbar_part),
scrollbar(scrollbar) {}
PseudoStyleRequest(PseudoId pseudo_id, RequestType request_type)
: pseudo_id(pseudo_id),
type(request_type),
scrollbar_part(kNoPart),
scrollbar(nullptr) {}
void Trace(blink::Visitor* visitor) { visitor->Trace(scrollbar); }
// The spec disallows inheritance for ::backdrop.
bool AllowsInheritance(const ComputedStyle* parent_style) const {
return parent_style && pseudo_id != kPseudoIdBackdrop;
}
PseudoId pseudo_id;
RequestType type;
ScrollbarPart scrollbar_part;
Member<LayoutScrollbar> scrollbar;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_CSS_PSEUDO_STYLE_REQUEST_H_