| /** |
| * (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 "third_party/blink/renderer/core/css/css_media_rule.h" |
| |
| #include "third_party/blink/renderer/core/css/style_rule.h" |
| #include "third_party/blink/renderer/platform/wtf/text/string_builder.h" |
| |
| namespace blink { |
| |
| CSSMediaRule::CSSMediaRule(StyleRuleMedia* media_rule, CSSStyleSheet* parent) |
| : CSSConditionRule(media_rule, parent) {} |
| |
| CSSMediaRule::~CSSMediaRule() = default; |
| |
| scoped_refptr<MediaQuerySet> CSSMediaRule::MediaQueries() const { |
| return To<StyleRuleMedia>(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_ = MakeGarbageCollected<MediaList>( |
| 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(Visitor* visitor) { |
| visitor->Trace(media_cssom_wrapper_); |
| CSSConditionRule::Trace(visitor); |
| } |
| } // namespace blink |