gecko-dev/dom/base/nsMappedAttributeElement.h

54 строки
1.7 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
* nsMappedAttributeElement is the base for elements supporting style mapped
* attributes via nsMappedAttributes (HTML and MathML).
*/
#ifndef NS_MAPPEDATTRIBUTEELEMENT_H_
#define NS_MAPPEDATTRIBUTEELEMENT_H_
#include "mozilla/Attributes.h"
#include "nsStyledElement.h"
namespace mozilla {
class MappedDeclarations;
}
class nsMappedAttributes;
struct nsRuleData;
typedef void (*nsMapRuleToAttributesFunc)(const nsMappedAttributes* aAttributes,
mozilla::MappedDeclarations&);
typedef nsStyledElement nsMappedAttributeElementBase;
class nsMappedAttributeElement : public nsMappedAttributeElementBase
{
protected:
explicit nsMappedAttributeElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
: nsMappedAttributeElementBase(aNodeInfo)
{}
public:
virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction() const;
static void MapNoAttributesInto(const nsMappedAttributes* aAttributes,
mozilla::MappedDeclarations&);
virtual bool SetAndSwapMappedAttribute(nsAtom* aName,
nsAttrValue& aValue,
bool* aValueWasSet,
nsresult* aRetval) override;
virtual void NodeInfoChanged(nsIDocument* aOldDoc) override;
};
#endif // NS_MAPPEDATTRIBUTEELEMENT_H_