gecko-dev/toolkit/components/places/nsPlacesMacros.h
Sylvestre Ledru e226046cb8 Bug 1547143 - Format the tree: Be prescriptive with the pointer style (left) r=Ehsan
# ignore-this-changeset

Depends on D28954

Differential Revision: https://phabricator.services.mozilla.com/D28956

--HG--
extra : moz-landing-system : lando
2019-05-01 08:47:10 +00:00

50 lines
2.9 KiB
C

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