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       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : /**
       8             :  * nsMappedAttributeElement is the base for elements supporting style mapped
       9             :  * attributes via nsMappedAttributes (HTML and MathML).
      10             :  */
      11             : 
      12             : #ifndef NS_MAPPEDATTRIBUTEELEMENT_H_
      13             : #define NS_MAPPEDATTRIBUTEELEMENT_H_
      14             : 
      15             : #include "mozilla/Attributes.h"
      16             : #include "mozilla/GenericSpecifiedValues.h"
      17             : #include "nsStyledElement.h"
      18             : 
      19             : class nsMappedAttributes;
      20             : struct nsRuleData;
      21             : 
      22             : typedef void (*nsMapRuleToAttributesFunc)(const nsMappedAttributes* aAttributes,
      23             :                                           mozilla::GenericSpecifiedValues* aData);
      24             : 
      25             : typedef nsStyledElement nsMappedAttributeElementBase;
      26             : 
      27           0 : class nsMappedAttributeElement : public nsMappedAttributeElementBase
      28             : {
      29             : 
      30             : protected:
      31             : 
      32          97 :   explicit nsMappedAttributeElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
      33          97 :     : nsMappedAttributeElementBase(aNodeInfo)
      34          97 :   {}
      35             : 
      36             : public:
      37             :   virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction() const;
      38             : 
      39             :   static void MapNoAttributesInto(const nsMappedAttributes* aAttributes,
      40             :                                   mozilla::GenericSpecifiedValues* aGenericData);
      41             : 
      42             :   NS_IMETHOD WalkContentStyleRules(nsRuleWalker* aRuleWalker) override;
      43             :   virtual bool SetAndSwapMappedAttribute(nsIAtom* aName,
      44             :                                          nsAttrValue& aValue,
      45             :                                          bool* aValueWasSet,
      46             :                                          nsresult* aRetval) override;
      47             : 
      48             :   virtual void NodeInfoChanged(nsIDocument* aOldDoc) override;
      49             : };
      50             : 
      51             : #endif // NS_MAPPEDATTRIBUTEELEMENT_H_