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nsIAttribute.h

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
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 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 * The Original Code is mozilla.org code.
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 * The Initial Developer of the Original Code is
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 * Portions created by the Initial Developer are Copyright (C) 2002
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *   Peter Van der Beken <peterv@netscape.com>
 *   Allan Beaufour <allan@beaufour.dk>
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 * either the GNU General Public License Version 2 or later (the "GPL"), or
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#ifndef nsIAttribute_h___
#define nsIAttribute_h___

#include "nsINode.h"

class nsDOMAttributeMap;
class nsIContent;

#define NS_IATTRIBUTE_IID  \
{ 0x68b13198, 0x6d81, 0x4ab6, \
  { 0xb9, 0x98, 0xd0, 0xa4, 0x55, 0x82, 0x5f, 0xb1 } }

class nsIAttribute : public nsINode
{
public:
  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IATTRIBUTE_IID)

  virtual void SetMap(nsDOMAttributeMap *aMap) = 0;
  
  nsDOMAttributeMap *GetMap()
  {
    return mAttrMap;
  }

  nsINodeInfo *NodeInfo()
  {
    return mNodeInfo;
  }

  virtual nsIContent* GetContent() const = 0;

  /**
   * Called when our ownerElement is moved into a new document.
   * Updates the nodeinfo of this node.
   */
  virtual nsresult SetOwnerDocument(nsIDocument* aDocument) = 0;

protected:
#ifdef MOZILLA_INTERNAL_API
  nsIAttribute(nsDOMAttributeMap *aAttrMap, nsINodeInfo *aNodeInfo)
    : nsINode(aNodeInfo), mAttrMap(aAttrMap)
  {
  }
#endif //MOZILLA_INTERNAL_API

  nsDOMAttributeMap *mAttrMap; // WEAK
};

NS_DEFINE_STATIC_IID_ACCESSOR(nsIAttribute, NS_IATTRIBUTE_IID)

#endif /* nsIAttribute_h___ */

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