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42d362ff6b
This removes ::trace, traceAfterDispatch and finalizeGarbageCollectedObject. R=abarth@chromium.org Review URL: https://codereview.chromium.org/723253004
110 lines
3.2 KiB
C++
110 lines
3.2 KiB
C++
/*
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* (C) 1999-2003 Lars Knoll (knoll@kde.org)
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* (C) 2002-2003 Dirk Mueller (mueller@kde.org)
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* Copyright (C) 2002, 2006, 2007, 2012 Apple Inc. All rights reserved.
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* Copyright (C) 2011 Andreas Kling (kling@webkit.org)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef CSSRule_h
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#define CSSRule_h
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#include "bindings/core/v8/ScriptWrappable.h"
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#include "platform/heap/Handle.h"
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#include "wtf/RefCounted.h"
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#include "wtf/text/WTFString.h"
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namespace blink {
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class CSSParserContext;
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class CSSStyleSheet;
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class StyleRuleBase;
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class CSSRule : public RefCounted<CSSRule>, public ScriptWrappableBase {
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public:
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virtual ~CSSRule() { }
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enum Type {
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UNKNOWN_RULE = 0,
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STYLE_RULE = 1,
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MEDIA_RULE = 4,
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FONT_FACE_RULE = 5,
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KEYFRAMES_RULE = 7,
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KEYFRAME_RULE,
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SUPPORTS_RULE = 12,
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WEBKIT_FILTER_RULE = 17
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};
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virtual Type type() const = 0;
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virtual String cssText() const = 0;
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virtual void reattach(StyleRuleBase*) = 0;
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void setParentStyleSheet(CSSStyleSheet* styleSheet)
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{
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m_parentIsRule = false;
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m_parentStyleSheet = styleSheet;
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}
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void setParentRule(CSSRule* rule)
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{
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m_parentIsRule = true;
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m_parentRule = rule;
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}
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CSSStyleSheet* parentStyleSheet() const
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{
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if (m_parentIsRule)
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return m_parentRule ? m_parentRule->parentStyleSheet() : 0;
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return m_parentStyleSheet;
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}
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CSSRule* parentRule() const { return m_parentIsRule ? m_parentRule : 0; }
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// NOTE: Just calls notImplemented().
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void setCSSText(const String&);
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protected:
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CSSRule(CSSStyleSheet* parent)
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: m_hasCachedSelectorText(false)
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, m_parentIsRule(false)
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, m_parentStyleSheet(parent)
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{
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}
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bool hasCachedSelectorText() const { return m_hasCachedSelectorText; }
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void setHasCachedSelectorText(bool hasCachedSelectorText) const { m_hasCachedSelectorText = hasCachedSelectorText; }
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const CSSParserContext& parserContext() const;
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private:
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mutable unsigned char m_hasCachedSelectorText : 1;
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unsigned char m_parentIsRule : 1;
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// These should be Members, but no Members in unions.
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union {
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CSSRule* m_parentRule;
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CSSStyleSheet* m_parentStyleSheet;
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};
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};
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#define DEFINE_CSS_RULE_TYPE_CASTS(ToType, TYPE_NAME) \
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DEFINE_TYPE_CASTS(ToType, CSSRule, rule, rule->type() == CSSRule::TYPE_NAME, rule.type() == CSSRule::TYPE_NAME)
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} // namespace blink
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#endif // CSSRule_h
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