content/base/src/nsMappedAttributeElement.h
author Nicholas Nethercote <nnethercote@mozilla.com>
Thu, 23 Feb 2012 18:43:33 -0800
changeset 89658 4069a04e8e819e095c064c270e367bb8f8850234
parent 89647 c30b6943dc98e8b2d24f76fba20764eefbfb109a
child 91106 7c9f942b9becdb29912997dcda0bfe53d78b6451
child 109536 b56f0dfbc628d99d899225cfb73543f78f6d2bf2
permissions -rw-r--r--
Bug 730181 (part 2) - Rename nsDOMMemoryReporter. r=khuey.

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/**
 * nsMappedAttributeElement is the base for elements supporting style mapped
 * attributes via nsMappedAttributes (HTML and MathML).
 */

#ifndef NS_MAPPEDATTRIBUTEELEMENT_H_
#define NS_MAPPEDATTRIBUTEELEMENT_H_

#include "nsStyledElement.h"

class nsMappedAttributes;
struct nsRuleData;

typedef void (*nsMapRuleToAttributesFunc)(const nsMappedAttributes* aAttributes, 
                                          nsRuleData* aData);

typedef nsStyledElement nsMappedAttributeElementBase;

class nsMappedAttributeElement : public nsMappedAttributeElementBase
{

protected:

  nsMappedAttributeElement(already_AddRefed<nsINodeInfo> aNodeInfo)
    : nsMappedAttributeElementBase(aNodeInfo)
  {}

public:
  virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
                              nsIContent* aBindingParent,
                              bool aCompileEventHandlers);

  virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction() const;

  static void MapNoAttributesInto(const nsMappedAttributes* aAttributes, 
                                  nsRuleData* aRuleData);

  NS_IMETHOD WalkContentStyleRules(nsRuleWalker* aRuleWalker);
  virtual bool SetMappedAttribute(nsIDocument* aDocument,
                                    nsIAtom* aName,
                                    nsAttrValue& aValue,
                                    nsresult* aRetval);
};

#endif // NS_MAPPEDATTRIBUTEELEMENT_H_