gecko-dev/dom/base/Comment.h

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_Comment_h
#define mozilla_dom_Comment_h

#include "mozilla/Attributes.h"
#include "nsIDOMComment.h"
#include "nsGenericDOMDataNode.h"

namespace mozilla {
namespace dom {

class Comment MOZ_FINAL : public nsGenericDOMDataNode,
                          public nsIDOMComment
{
private:
  void Init()
  {
    NS_ABORT_IF_FALSE(mNodeInfo->NodeType() == nsIDOMNode::COMMENT_NODE,
                      "Bad NodeType in aNodeInfo");
  }

  virtual ~Comment();

public:
  explicit Comment(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
    : nsGenericDOMDataNode(aNodeInfo)
  {
    Init();
  }

  explicit Comment(nsNodeInfoManager* aNodeInfoManager)
    : nsGenericDOMDataNode(aNodeInfoManager->GetCommentNodeInfo())
  {
    Init();
  }

  // nsISupports
  NS_DECL_ISUPPORTS_INHERITED

  // nsIDOMNode
  NS_FORWARD_NSIDOMNODE_TO_NSINODE

  // nsIDOMCharacterData
  NS_FORWARD_NSIDOMCHARACTERDATA(nsGenericDOMDataNode::)
  using nsGenericDOMDataNode::SetData; // Prevent hiding overloaded virtual function.

  // nsIDOMComment
  // Empty interface

  // nsINode
  virtual bool IsNodeOfType(uint32_t aFlags) const;

  virtual nsGenericDOMDataNode* CloneDataNode(mozilla::dom::NodeInfo *aNodeInfo,
                                              bool aCloneText) const MOZ_OVERRIDE;

  virtual nsIDOMNode* AsDOMNode() MOZ_OVERRIDE { return this; }
#ifdef DEBUG
  virtual void List(FILE* out, int32_t aIndent) const MOZ_OVERRIDE;
  virtual void DumpContent(FILE* out = stdout, int32_t aIndent = 0,
                           bool aDumpAll = true) const MOZ_OVERRIDE
  {
    return;
  }
#endif

  static already_AddRefed<Comment>
  Constructor(const GlobalObject& aGlobal, const nsAString& aData,
              ErrorResult& aRv);

protected:
  virtual JSObject* WrapNode(JSContext *aCx) MOZ_OVERRIDE;
};

} // namespace dom
} // namespace mozilla

#endif // mozilla_dom_Comment_h