author Nicholas Nethercote <>
Wed, 27 Apr 2016 14:16:50 +1000
changeset 295384 3d67e45f994a3ae1ae43479c32c2ed63bbf1a7c8
parent 242171 bd079aadd3feeee3f9b9f73c5e0bc4bd6a870722
child 373097 4aff598d54bd9e43d7939073ad911790da0a4e00
permissions -rw-r--r--
Bug 1267550 (part 2) - Rename MOZ_WARN_UNUSED_RESULT as MOZ_MUST_USE. r=froydnj. It's an annotation that is used a lot, and should be used even more, so a shorter name is better. MozReview-Commit-ID: 1VS4Dney4WX

/* -*- 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 */

 * nsIContentSerializer implementation that can be used with an
 * nsIDocumentEncoder to convert an HTML (not XHTML!) DOM to an HTML
 * string that could be parsed into more or less the original DOM.

#ifndef nsHTMLContentSerializer_h__
#define nsHTMLContentSerializer_h__

#include "mozilla/Attributes.h"
#include "nsXHTMLContentSerializer.h"
#include "nsIEntityConverter.h"
#include "nsString.h"

class nsIContent;
class nsIAtom;

class nsHTMLContentSerializer final : public nsXHTMLContentSerializer {
  virtual ~nsHTMLContentSerializer();

  NS_IMETHOD AppendElementStart(mozilla::dom::Element* aElement,
                                mozilla::dom::Element* aOriginalElement,
                                nsAString& aStr) override;

  NS_IMETHOD AppendElementEnd(mozilla::dom::Element* aElement,
                              nsAString& aStr) override;

  NS_IMETHOD AppendDocumentStart(nsIDocument *aDocument,
                                 nsAString& aStr) override;

  virtual bool SerializeHTMLAttributes(nsIContent* aContent,
                                       nsIContent *aOriginalElement,
                                       nsAString& aTagPrefix,
                                       const nsAString& aTagNamespaceURI,
                                       nsIAtom* aTagName,
                                       int32_t aNamespace,
                                       nsAString& aStr);

  virtual bool AppendAndTranslateEntities(const nsAString& aStr,
                                          nsAString& aOutputStr) override;


NS_NewHTMLContentSerializer(nsIContentSerializer** aSerializer);