gecko/accessible/ipc/DocAccessibleChild.h

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

#ifndef mozilla_a11y_DocAccessibleChild_h
#define mozilla_a11y_DocAccessibleChild_h

#include "mozilla/a11y/DocAccessible.h"
#include "mozilla/a11y/PDocAccessibleChild.h"
#include "nsISupportsImpl.h"

namespace mozilla {
namespace a11y {
class AccShowEvent;

  /*
   * These objects handle content side communication for an accessible document,
   * and their lifetime is the same as the document they represent.
   */
class DocAccessibleChild : public PDocAccessibleChild
{
public:
  DocAccessibleChild(DocAccessible* aDoc) :
    mDoc(aDoc)
  { MOZ_COUNT_CTOR(DocAccessibleChild); }
  ~DocAccessibleChild()
  {
    mDoc->SetIPCDoc(nullptr);
    MOZ_COUNT_DTOR(DocAccessibleChild);
  }

  void ShowEvent(AccShowEvent* aShowEvent);

  /*
   * Return the state for the accessible with given ID.
   */
  virtual bool RecvState(const uint64_t& aID, uint64_t* aState) MOZ_OVERRIDE;

private:
  DocAccessible* mDoc;
};

}
}

#endif