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/*
* (C) 1999-2003 Lars Knoll (knoll@kde.org)
* Copyright (C) 2004, 2006, 2008, 2009, 2010, 2012 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.
*/
#pragma once
#include "ExceptionOr.h"
#include "MediaQuery.h"
#include "MediaQueryParserContext.h"
#include <memory>
#include <wtf/Forward.h>
#include <wtf/Vector.h>
namespace WTF {
class TextStream;
}
namespace WebCore {
class CSSRule;
class CSSStyleSheet;
class MediaList final : public RefCounted<MediaList> {
public:
static Ref<MediaList> create(CSSStyleSheet* parentSheet)
{
return adoptRef(*new MediaList(parentSheet));
}
static Ref<MediaList> create(CSSRule* parentRule)
{
return adoptRef(*new MediaList(parentRule));
}
WEBCORE_EXPORT ~MediaList();
bool isSupportedPropertyIndex(unsigned index) const { return index < length(); }
WEBCORE_EXPORT unsigned length() const;
WEBCORE_EXPORT String item(unsigned index) const;
WEBCORE_EXPORT ExceptionOr<void> deleteMedium(const String& oldMedium);
WEBCORE_EXPORT void appendMedium(const String& newMedium);
WEBCORE_EXPORT String mediaText() const;
WEBCORE_EXPORT void setMediaText(const String&);
CSSRule* parentRule() const { return m_parentRule; }
CSSStyleSheet* parentStyleSheet() const { return m_parentStyleSheet; }
void detachFromParent();
const MQ::MediaQueryList& mediaQueries() const;
private:
MediaList(CSSStyleSheet* parentSheet);
MediaList(CSSRule* parentRule);
void setMediaQueries(MQ::MediaQueryList&&);
CSSStyleSheet* m_parentStyleSheet { nullptr };
CSSRule* m_parentRule { nullptr };
std::optional<MQ::MediaQueryList> m_detachedMediaQueries;
};
WTF::TextStream& operator<<(WTF::TextStream&, const MediaList&);
} // namespace
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