gecko-dev/xpcom/ds/nsHashPropertyBag.h

/* -*- 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 http://mozilla.org/MPL/2.0/. */

#ifndef nsHashPropertyBag_h___
#define nsHashPropertyBag_h___

#include "nsIVariant.h"
#include "nsIWritablePropertyBag.h"
#include "nsIWritablePropertyBag2.h"

#include "nsCycleCollectionParticipant.h"
#include "nsInterfaceHashtable.h"

class nsHashPropertyBagBase
  : public nsIWritablePropertyBag
  , public nsIWritablePropertyBag2
{
public:
  nsHashPropertyBagBase() {}

  NS_DECL_NSIPROPERTYBAG
  NS_DECL_NSIPROPERTYBAG2

  NS_DECL_NSIWRITABLEPROPERTYBAG
  NS_DECL_NSIWRITABLEPROPERTYBAG2

protected:
  // a hash table of string -> nsIVariant
  nsInterfaceHashtable<nsStringHashKey, nsIVariant> mPropertyHash;
};

class nsHashPropertyBag : public nsHashPropertyBagBase
{
public:
  nsHashPropertyBag() {}
  NS_DECL_THREADSAFE_ISUPPORTS

protected:
  virtual ~nsHashPropertyBag() {}
};

/* A cycle collected nsHashPropertyBag for main-thread-only use. */
class nsHashPropertyBagCC final : public nsHashPropertyBagBase
{
public:
  nsHashPropertyBagCC() {}
  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsHashPropertyBagCC,
                                           nsIWritablePropertyBag)
protected:
  virtual ~nsHashPropertyBagCC() {}
};

#endif /* nsHashPropertyBag_h___ */