mirror of
https://github.com/flutter/flutter.git
synced 2026-02-20 02:29:02 +08:00
116 lines
4.6 KiB
C++
116 lines
4.6 KiB
C++
/*
|
|
* 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 SKY_ENGINE_CORE_CSS_PROPERTYSETCSSSTYLEDECLARATION_H_
|
|
#define SKY_ENGINE_CORE_CSS_PROPERTYSETCSSSTYLEDECLARATION_H_
|
|
|
|
#include "sky/engine/core/css/CSSStyleDeclaration.h"
|
|
#include "sky/engine/wtf/HashMap.h"
|
|
#include "sky/engine/wtf/OwnPtr.h"
|
|
|
|
namespace blink {
|
|
|
|
class CSSProperty;
|
|
class CSSValue;
|
|
class Element;
|
|
class ExceptionState;
|
|
class MutableStylePropertySet;
|
|
class StyleSheetContents;
|
|
|
|
class AbstractPropertySetCSSStyleDeclaration : public CSSStyleDeclaration {
|
|
public:
|
|
virtual Element* parentElement() const { return 0; }
|
|
StyleSheetContents* contextStyleSheet() const;
|
|
|
|
private:
|
|
virtual unsigned length() const override final;
|
|
virtual String item(unsigned index) const override final;
|
|
virtual PassRefPtr<CSSValue> getPropertyCSSValue(const String& propertyName) override final;
|
|
virtual String getPropertyValue(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, 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 PassRefPtr<CSSValue> getPropertyCSSValueInternal(CSSPropertyID) override final;
|
|
virtual String getPropertyValueInternal(CSSPropertyID) override final;
|
|
virtual void setPropertyInternal(CSSPropertyID, const String& value, ExceptionState&) override final;
|
|
|
|
virtual bool cssPropertyMatches(CSSPropertyID, const CSSValue*) const override final;
|
|
virtual PassRefPtr<MutableStylePropertySet> copyProperties() const override final;
|
|
|
|
CSSValue* cloneAndCacheForCSSOM(CSSValue*);
|
|
|
|
protected:
|
|
enum MutationType { NoChanges, PropertyChanged };
|
|
virtual void willMutate() { }
|
|
virtual void didMutate(MutationType) { }
|
|
virtual MutableStylePropertySet& propertySet() const = 0;
|
|
|
|
OwnPtr<HashMap<RawPtr<CSSValue>, RefPtr<CSSValue> > > m_cssomCSSValueClones;
|
|
};
|
|
|
|
class PropertySetCSSStyleDeclaration : public AbstractPropertySetCSSStyleDeclaration {
|
|
public:
|
|
PropertySetCSSStyleDeclaration(MutableStylePropertySet& propertySet) : m_propertySet(&propertySet) { }
|
|
|
|
#if !ENABLE(OILPAN)
|
|
virtual void ref() override;
|
|
virtual void deref() override;
|
|
#endif
|
|
|
|
protected:
|
|
virtual MutableStylePropertySet& propertySet() const override final { ASSERT(m_propertySet); return *m_propertySet; }
|
|
|
|
RawPtr<MutableStylePropertySet> m_propertySet; // Cannot be null
|
|
};
|
|
|
|
class InlineCSSStyleDeclaration final : public AbstractPropertySetCSSStyleDeclaration
|
|
{
|
|
public:
|
|
explicit InlineCSSStyleDeclaration(Element* parentElement)
|
|
: m_parentElement(parentElement)
|
|
{
|
|
}
|
|
|
|
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;
|
|
|
|
RawPtr<Element> m_parentElement;
|
|
};
|
|
|
|
} // namespace blink
|
|
|
|
#endif // SKY_ENGINE_CORE_CSS_PROPERTYSETCSSSTYLEDECLARATION_H_
|