зеркало из https://github.com/mozilla/gecko-dev.git
52 строки
3.3 KiB
C
52 строки
3.3 KiB
C
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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#include "nsIConsoleService.h"
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#include "nsIScriptError.h"
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// Call a method on each observer in a category cache, then call the same
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// method on the observer array.
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#define NOTIFY_OBSERVERS(canFire, array, type, method) \
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PR_BEGIN_MACRO \
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if (canFire) { \
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ENUMERATE_WEAKARRAY(array, type, method) \
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} \
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PR_END_MACRO;
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#define NOTIFY_BOOKMARKS_OBSERVERS(canFire, array, skipIf, method) \
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PR_BEGIN_MACRO \
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if (canFire) { \
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for (uint32_t idx = 0; idx < array.Length(); ++idx) { \
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const nsCOMPtr<nsINavBookmarkObserver> &e = array.ElementAt(idx).GetValue(); \
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if (e) { \
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if (skipIf(e)) \
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continue; \
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e->method; \
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} \
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} \
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} \
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PR_END_MACRO;
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#define PLACES_FACTORY_SINGLETON_IMPLEMENTATION(_className, _sInstance) \
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_className * _className::_sInstance = nullptr; \
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\
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already_AddRefed<_className> \
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_className::GetSingleton() \
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{ \
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if (_sInstance) { \
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RefPtr<_className> ret = _sInstance; \
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return ret.forget(); \
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} \
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_sInstance = new _className(); \
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RefPtr<_className> ret = _sInstance; \
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if (NS_FAILED(_sInstance->Init())) { \
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/* Null out ret before _sInstance so the destructor doesn't assert */ \
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ret = nullptr; \
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_sInstance = nullptr; \
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return nullptr; \
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} \
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return ret.forget(); \
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}
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