| /* |
| * (C) 1999-2003 Lars Knoll (knoll@kde.org) |
| * (C) 2002-2003 Dirk Mueller (mueller@kde.org) |
| * Copyright (C) 2002, 2005, 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. |
| */ |
| |
| #include "third_party/blink/renderer/core/css/css_import_rule.h" |
| |
| #include "third_party/blink/renderer/core/css/css_style_sheet.h" |
| #include "third_party/blink/renderer/core/css/media_list.h" |
| #include "third_party/blink/renderer/core/css/style_rule_import.h" |
| #include "third_party/blink/renderer/core/css/style_sheet_contents.h" |
| #include "third_party/blink/renderer/platform/wtf/text/string_builder.h" |
| |
| namespace blink { |
| |
| CSSImportRule::CSSImportRule(StyleRuleImport* import_rule, |
| CSSStyleSheet* parent) |
| : CSSRule(parent), import_rule_(import_rule) {} |
| |
| CSSImportRule::~CSSImportRule() = default; |
| |
| String CSSImportRule::href() const { |
| return import_rule_->Href(); |
| } |
| |
| MediaList* CSSImportRule::media() const { |
| if (!media_cssom_wrapper_) |
| media_cssom_wrapper_ = MediaList::Create(import_rule_->MediaQueries(), |
| const_cast<CSSImportRule*>(this)); |
| return media_cssom_wrapper_.Get(); |
| } |
| |
| String CSSImportRule::cssText() const { |
| StringBuilder result; |
| result.Append("@import url(\""); |
| result.Append(import_rule_->Href()); |
| result.Append("\")"); |
| |
| if (import_rule_->MediaQueries()) { |
| String media_text = import_rule_->MediaQueries()->MediaText(); |
| if (!media_text.IsEmpty()) { |
| result.Append(' '); |
| result.Append(media_text); |
| } |
| } |
| result.Append(';'); |
| |
| return result.ToString(); |
| } |
| |
| CSSStyleSheet* CSSImportRule::styleSheet() const { |
| // TODO(yukishiino): CSSImportRule.styleSheet attribute is not nullable, |
| // thus this function must not return nullptr. |
| if (!import_rule_->GetStyleSheet()) |
| return nullptr; |
| |
| if (!style_sheet_cssom_wrapper_) |
| style_sheet_cssom_wrapper_ = CSSStyleSheet::Create( |
| import_rule_->GetStyleSheet(), const_cast<CSSImportRule*>(this)); |
| return style_sheet_cssom_wrapper_.Get(); |
| } |
| |
| void CSSImportRule::Reattach(StyleRuleBase*) { |
| // FIXME: Implement when enabling caching for stylesheets with import rules. |
| NOTREACHED(); |
| } |
| |
| void CSSImportRule::Trace(blink::Visitor* visitor) { |
| visitor->Trace(import_rule_); |
| visitor->Trace(media_cssom_wrapper_); |
| visitor->Trace(style_sheet_cssom_wrapper_); |
| CSSRule::Trace(visitor); |
| } |
| |
| } // namespace blink |