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564e8d046e
We need this because the stored values in the hash table may themselves be main-thread only objects, and destroying them off the main thread will cause crashes.
58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsHashPropertyBag_h___
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#define nsHashPropertyBag_h___
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#include "nsIVariant.h"
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#include "nsIWritablePropertyBag.h"
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#include "nsIWritablePropertyBag2.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsInterfaceHashtable.h"
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class nsHashPropertyBagBase
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: public nsIWritablePropertyBag
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, public nsIWritablePropertyBag2
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{
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public:
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nsHashPropertyBagBase() {}
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NS_DECL_NSIPROPERTYBAG
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NS_DECL_NSIPROPERTYBAG2
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NS_DECL_NSIWRITABLEPROPERTYBAG
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NS_DECL_NSIWRITABLEPROPERTYBAG2
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protected:
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// a hash table of string -> nsIVariant
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nsInterfaceHashtable<nsStringHashKey, nsIVariant> mPropertyHash;
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};
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class nsHashPropertyBag : public nsHashPropertyBagBase
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{
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public:
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nsHashPropertyBag() {}
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NS_DECL_THREADSAFE_ISUPPORTS
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protected:
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virtual ~nsHashPropertyBag();
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};
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/* A cycle collected nsHashPropertyBag for main-thread-only use. */
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class nsHashPropertyBagCC final : public nsHashPropertyBagBase
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{
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public:
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nsHashPropertyBagCC() {}
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsHashPropertyBagCC,
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nsIWritablePropertyBag)
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protected:
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virtual ~nsHashPropertyBagCC() {}
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};
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#endif /* nsHashPropertyBag_h___ */
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