/* -*- 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___ */