xpcom/ds/nsObserverService.h
author L10n Bumper Bot <release+l10nbumper@mozilla.com>
Thu, 08 Nov 2018 03:00:11 -0800
changeset 501100 1cd4f2d571554c4dc89cf1be1d98683c0d14f797
parent 336701 1d99e6c5a2bf41b983658369b97c5d152649695b
child 506430 c77a41fad0e6a6b22df9a077b536098adb42db86
permissions -rw-r--r--
no bug - Bumping Fennec l10n changesets r=release a=l10n-bump DONTBUILD an -> 336e061995b9 ar -> f6834a7d7374 as -> d2c76e616a66 ast -> fcb8f3455237 az -> c4caf3b07cf2 be -> 697eb1022498 bg -> 7bf1f448f743 bn-BD -> 5f7a87adee06 bn-IN -> 49ce3195c4c2 br -> 41cf35b7c5b5 bs -> 4a14aee27904 ca -> 9373e8ce86d4 cak -> a40d767541ba cs -> 4b99defb0525 cy -> 4c948fed2584 de -> 017a7e7a267a dsb -> aadebeccf5ba el -> 2d28a78dcef5 en-CA -> 55ad9171a9f0 en-GB -> 296422b495e9 en-ZA -> c1b5d2128914 eo -> c68e87667d9f es-AR -> bff0a788c711 es-CL -> 1d3efd2532ea es-ES -> 4d1feb70b0e2 es-MX -> fceda607d0f4 et -> 58a8262a0cc7 eu -> 7cebfd46208b fa -> cbc040d58476 ff -> 46f5aec275ea fi -> 235ab13d261e fr -> 8ee417b64f99

/* -*- 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 nsObserverService_h___
#define nsObserverService_h___

#include "nsIObserverService.h"
#include "nsObserverList.h"
#include "nsIMemoryReporter.h"
#include "nsTHashtable.h"
#include "mozilla/Attributes.h"

// {D07F5195-E3D1-11d2-8ACD-00105A1B8860}
#define NS_OBSERVERSERVICE_CID \
    { 0xd07f5195, 0xe3d1, 0x11d2, { 0x8a, 0xcd, 0x0, 0x10, 0x5a, 0x1b, 0x88, 0x60 } }

class nsIMemoryReporter;

class nsObserverService final
  : public nsIObserverService
  , public nsIMemoryReporter
{
public:
  NS_DECLARE_STATIC_IID_ACCESSOR(NS_OBSERVERSERVICE_CID)

  nsObserverService();

  NS_DECL_ISUPPORTS
  NS_DECL_NSIOBSERVERSERVICE
  NS_DECL_NSIMEMORYREPORTER

  void Shutdown();

  static MOZ_MUST_USE nsresult Create(nsISupports* aOuter, const nsIID& aIID,
                                      void** aInstancePtr);

  // Unmark any strongly held observers implemented in JS so the cycle
  // collector will not traverse them.
  NS_IMETHOD UnmarkGrayStrongObservers();

private:
  ~nsObserverService(void);
  void RegisterReporter();

  static const size_t kSuspectReferentCount = 100;
  bool mShuttingDown;
  nsTHashtable<nsObserverList> mObserverTopicTable;
};

NS_DEFINE_STATIC_IID_ACCESSOR(nsObserverService, NS_OBSERVERSERVICE_CID)

#endif /* nsObserverService_h___ */