author David Anderson <>
Wed, 05 Oct 2011 18:37:11 -0700
changeset 105226 cad26d2fb5af799dfe030fd2a8948d617eac2f52
parent 77799 e7854b4d29ba905ae3994f821b160c989bac4260
child 105229 8cfeba5239a9e4f20c462d6fb20421b4e4e7c735
permissions -rw-r--r--
Backout merge.

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set tw=80 expandtab softtabstop=2 ts=2 sw=2: */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 * 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
 * the License. You may obtain a copy of the License at
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 * The Original Code is Mozilla Communicator client code.
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 * Contributor(s):
 *   Daniel Kraft <>
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 * ***** END LICENSE BLOCK ***** */

 * nsStyledElement is the base for elements supporting styling via the
 * id/class/style attributes; it is a common base for their support in HTML,
 * SVG and MathML.


#include "nsString.h"
#include "nsGenericElement.h"
#include "nsDOMMemoryReporter.h"

namespace mozilla {
namespace css {
class StyleRule;

typedef nsGenericElement nsStyledElementBase;

class nsStyledElementNotElementCSSInlineStyle : public nsStyledElementBase


  inline nsStyledElementNotElementCSSInlineStyle(already_AddRefed<nsINodeInfo> aNodeInfo)
    : nsStyledElementBase(aNodeInfo)



  // nsIContent interface methods
  virtual nsIAtom* GetClassAttributeName() const;
  virtual nsIAtom* GetIDAttributeName() const;
  virtual nsIAtom* DoGetID() const;
  virtual const nsAttrValue* DoGetClasses() const;

  virtual mozilla::css::StyleRule* GetInlineStyleRule();
  NS_IMETHOD SetInlineStyleRule(mozilla::css::StyleRule* aStyleRule, PRBool aNotify);

  virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
                              nsIContent* aBindingParent,
                              PRBool aCompileEventHandlers);
  virtual void UnbindFromTree(PRBool aDeep, PRBool aNullParent);

  virtual nsresult UnsetAttr(PRInt32 aNameSpaceID, nsIAtom* aAttribute,
                             PRBool aNotify);
  virtual nsresult AfterSetAttr(PRInt32 aNameSpaceID, nsIAtom* aAttribute,
                                const nsAString* aValue, PRBool aNotify);

  nsIDOMCSSStyleDeclaration* GetStyle(nsresult* retval);


   * Parse a style attr value into a CSS rulestruct (or, if there is no
   * document, leave it as a string) and return as nsAttrValue.
   * @param aValue the value to parse
   * @param aResult the resulting HTMLValue [OUT]
  void ParseStyleAttribute(const nsAString& aValue,
                           nsAttrValue& aResult,
                           PRBool aForceInDataDoc);

  virtual PRBool ParseAttribute(PRInt32 aNamespaceID, nsIAtom* aAttribute,
                                const nsAString& aValue, nsAttrValue& aResult);

   * Create the style struct from the style attr.  Used when an element is
   * first put into a document.  Only has an effect if the old value is a
   * string.  If aForceInDataDoc is true, will reparse even if we're in a data
   * document.
  nsresult  ReparseStyleAttribute(PRBool aForceInDataDoc);

class nsStyledElement : public nsStyledElementNotElementCSSInlineStyle {

  inline nsStyledElement(already_AddRefed<nsINodeInfo> aNodeInfo)
    : nsStyledElementNotElementCSSInlineStyle(aNodeInfo)