| /* |
| * (C) 1999-2003 Lars Knoll (knoll@kde.org) |
| * (C) 2002-2003 Dirk Mueller (mueller@kde.org) |
| * Copyright (C) 2002, 2005, 2006, 2007, 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 "core/css/CSSRule.h" |
| |
| #include "core/css/CSSStyleSheet.h" |
| #include "core/css/StyleRule.h" |
| #include "core/css/StyleSheetContents.h" |
| #include "platform/NotImplemented.h" |
| |
| namespace blink { |
| |
| struct SameSizeAsCSSRule : public RefCountedWillBeGarbageCollectedFinalized<SameSizeAsCSSRule>, public ScriptWrappable { |
| virtual ~SameSizeAsCSSRule(); |
| unsigned char bitfields; |
| void* pointerUnion; |
| }; |
| |
| static_assert(sizeof(CSSRule) == sizeof(SameSizeAsCSSRule), "CSSRule should stay small"); |
| |
| void CSSRule::setCSSText(const String&) |
| { |
| notImplemented(); |
| } |
| |
| const CSSParserContext& CSSRule::parserContext() const |
| { |
| CSSStyleSheet* styleSheet = parentStyleSheet(); |
| return styleSheet ? styleSheet->contents()->parserContext() : strictCSSParserContext(); |
| } |
| |
| DEFINE_TRACE(CSSRule) |
| { |
| #if ENABLE(OILPAN) |
| // This makes the parent link strong, which is different from the |
| // pre-oilpan world, where the parent link is mysteriously zeroed under |
| // some circumstances. |
| if (m_parentIsRule) |
| visitor->trace(m_parentRule); |
| else |
| visitor->trace(m_parentStyleSheet); |
| #endif |
| } |
| |
| } // namespace blink |