1/* 2 * (C) 1999-2003 Lars Knoll (knoll@kde.org) 3 * (C) 2002-2003 Dirk Mueller (mueller@kde.org) 4 * Copyright (C) 2002, 2006, 2008, 2012 Apple Inc. All rights reserved. 5 * Copyright (C) 2006 Samuel Weinig (sam@webkit.org) 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public License 18 * along with this library; see the file COPYING.LIB. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23#ifndef CSSGroupingRule_h 24#define CSSGroupingRule_h 25 26#include "CSSRule.h" 27#include "StyleRule.h" 28#include <memory> 29#include <wtf/Vector.h> 30 31namespace WebCore { 32 33class CSSRuleList; 34 35class CSSGroupingRule : public CSSRule { 36public: 37 virtual ~CSSGroupingRule(); 38 39 virtual void reattach(StyleRuleBase*) override; 40 41 CSSRuleList* cssRules() const; 42 43 unsigned insertRule(const String& rule, unsigned index, ExceptionCode&); 44 void deleteRule(unsigned index, ExceptionCode&); 45 46 // For CSSRuleList 47 unsigned length() const; 48 CSSRule* item(unsigned index) const; 49 50protected: 51 CSSGroupingRule(StyleRuleGroup* groupRule, CSSStyleSheet* parent); 52 53 void appendCssTextForItems(StringBuilder&) const; 54 55 RefPtr<StyleRuleGroup> m_groupRule; 56 mutable Vector<RefPtr<CSSRule>> m_childRuleCSSOMWrappers; 57 mutable std::unique_ptr<CSSRuleList> m_ruleListCSSOMWrapper; 58}; 59 60} // namespace WebCore 61 62#endif // CSSGroupingRule_h 63