| /* |
| * Copyright (C) 2012 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef PropertySetCSSStyleDeclaration_h |
| #define PropertySetCSSStyleDeclaration_h |
| |
| #include "core/css/CSSStyleDeclaration.h" |
| #include "wtf/HashMap.h" |
| #include "wtf/OwnPtr.h" |
| |
| namespace blink { |
| |
| class CSSRule; |
| class CSSValue; |
| class Element; |
| class ExceptionState; |
| class MutableStylePropertySet; |
| class StyleSheetContents; |
| |
| class AbstractPropertySetCSSStyleDeclaration : public CSSStyleDeclaration { |
| public: |
| virtual Element* parentElement() const { return 0; } |
| StyleSheetContents* contextStyleSheet() const; |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| private: |
| virtual CSSRule* parentRule() const override { return 0; } |
| virtual unsigned length() const override final; |
| virtual String item(unsigned index) const override final; |
| virtual String getPropertyValue(const String& propertyName) override final; |
| virtual String getPropertyPriority(const String& propertyName) override final; |
| virtual String getPropertyShorthand(const String& propertyName) override final; |
| virtual bool isPropertyImplicit(const String& propertyName) override final; |
| virtual void setProperty(const String& propertyName, const String& value, const String& priority, ExceptionState&) override final; |
| virtual String removeProperty(const String& propertyName, ExceptionState&) override final; |
| virtual String cssText() const override final; |
| virtual void setCSSText(const String&, ExceptionState&) override final; |
| virtual PassRefPtrWillBeRawPtr<CSSValue> getPropertyCSSValueInternal(CSSPropertyID) override final; |
| virtual String getPropertyValueInternal(CSSPropertyID) override final; |
| virtual void setPropertyInternal(CSSPropertyID, const String& value, bool important, ExceptionState&) override final; |
| |
| virtual bool cssPropertyMatches(CSSPropertyID, const CSSValue*) const override final; |
| |
| protected: |
| enum MutationType { NoChanges, PropertyChanged }; |
| virtual void willMutate() { } |
| virtual void didMutate(MutationType) { } |
| virtual MutableStylePropertySet& propertySet() const = 0; |
| }; |
| |
| class PropertySetCSSStyleDeclaration : public AbstractPropertySetCSSStyleDeclaration { |
| public: |
| PropertySetCSSStyleDeclaration(MutableStylePropertySet& propertySet) : m_propertySet(&propertySet) { } |
| |
| #if !ENABLE(OILPAN) |
| virtual void ref() override; |
| virtual void deref() override; |
| #endif |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| protected: |
| virtual MutableStylePropertySet& propertySet() const override final { ASSERT(m_propertySet); return *m_propertySet; } |
| |
| RawPtrWillBeMember<MutableStylePropertySet> m_propertySet; // Cannot be null |
| }; |
| |
| class StyleRuleCSSStyleDeclaration : public PropertySetCSSStyleDeclaration |
| { |
| public: |
| static PassRefPtrWillBeRawPtr<StyleRuleCSSStyleDeclaration> create(MutableStylePropertySet& propertySet, CSSRule* parentRule) |
| { |
| return adoptRefWillBeNoop(new StyleRuleCSSStyleDeclaration(propertySet, parentRule)); |
| } |
| |
| #if !ENABLE(OILPAN) |
| void clearParentRule() { m_parentRule = nullptr; } |
| |
| virtual void ref() override; |
| virtual void deref() override; |
| #endif |
| |
| void reattach(MutableStylePropertySet&); |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| protected: |
| StyleRuleCSSStyleDeclaration(MutableStylePropertySet&, CSSRule*); |
| virtual ~StyleRuleCSSStyleDeclaration(); |
| |
| virtual CSSStyleSheet* parentStyleSheet() const override; |
| |
| virtual CSSRule* parentRule() const override { return m_parentRule; } |
| |
| virtual void willMutate() override; |
| virtual void didMutate(MutationType) override; |
| |
| #if !ENABLE(OILPAN) |
| unsigned m_refCount; |
| #endif |
| RawPtrWillBeMember<CSSRule> m_parentRule; |
| }; |
| |
| class InlineCSSStyleDeclaration final : public AbstractPropertySetCSSStyleDeclaration |
| { |
| public: |
| explicit InlineCSSStyleDeclaration(Element* parentElement) |
| : m_parentElement(parentElement) |
| { |
| } |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| private: |
| virtual MutableStylePropertySet& propertySet() const override; |
| #if !ENABLE(OILPAN) |
| virtual void ref() override; |
| virtual void deref() override; |
| #endif |
| virtual CSSStyleSheet* parentStyleSheet() const override; |
| virtual Element* parentElement() const override { return m_parentElement; } |
| |
| virtual void didMutate(MutationType) override; |
| |
| RawPtrWillBeMember<Element> m_parentElement; |
| }; |
| |
| } // namespace blink |
| |
| #endif |