blob: c17bf2150b5b573b7cabdaacc6a76bfeb7dfa7d6 [file] [log] [blame]
/**
* (C) 1999-2003 Lars Knoll (knoll@kde.org)
* (C) 2002-2003 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2002, 2005, 2006, 2012 Apple Computer, Inc.
* Copyright (C) 2006 Samuel Weinig (sam@webkit.org)
*
* 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.
*/
#include "core/css/CSSMediaRule.h"
#include "core/css/StyleRule.h"
#include "platform/wtf/text/StringBuilder.h"
namespace blink {
CSSMediaRule::CSSMediaRule(StyleRuleMedia* media_rule, CSSStyleSheet* parent)
: CSSConditionRule(media_rule, parent) {}
CSSMediaRule::~CSSMediaRule() = default;
scoped_refptr<MediaQuerySet> CSSMediaRule::MediaQueries() const {
return ToStyleRuleMedia(group_rule_.Get())->MediaQueries();
}
String CSSMediaRule::cssText() const {
StringBuilder result;
result.Append("@media ");
if (MediaQueries()) {
result.Append(MediaQueries()->MediaText());
result.Append(' ');
}
result.Append("{\n");
AppendCSSTextForItems(result);
result.Append('}');
return result.ToString();
}
String CSSMediaRule::conditionText() const {
if (!MediaQueries())
return String();
return MediaQueries()->MediaText();
}
MediaList* CSSMediaRule::media() const {
if (!MediaQueries())
return nullptr;
if (!media_cssom_wrapper_)
media_cssom_wrapper_ =
MediaList::Create(MediaQueries(), const_cast<CSSMediaRule*>(this));
return media_cssom_wrapper_.Get();
}
void CSSMediaRule::Reattach(StyleRuleBase* rule) {
CSSConditionRule::Reattach(rule);
if (media_cssom_wrapper_ && MediaQueries())
media_cssom_wrapper_->Reattach(MediaQueries());
}
void CSSMediaRule::Trace(blink::Visitor* visitor) {
visitor->Trace(media_cssom_wrapper_);
CSSConditionRule::Trace(visitor);
}
} // namespace blink