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72 lines
4.0 KiB
C
72 lines
4.0 KiB
C
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Places.
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*
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* The Initial Developer of the Original Code is Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Mark Finkle <mfinkle@mozilla.com> (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "prtypes.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, cache, array, type, method) \
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PR_BEGIN_MACRO \
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if (canFire) { \
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const nsCOMArray<type> &entries = cache.GetEntries(); \
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for (PRInt32 idx = 0; idx < entries.Count(); ++idx) \
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entries[idx]->method; \
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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 PLACES_FACTORY_SINGLETON_IMPLEMENTATION(_className, _sInstance) \
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_className * _className::_sInstance = nsnull; \
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\
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_className * \
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_className::GetSingleton() \
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{ \
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if (_sInstance) { \
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NS_ADDREF(_sInstance); \
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return _sInstance; \
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} \
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_sInstance = new _className(); \
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if (_sInstance) { \
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NS_ADDREF(_sInstance); \
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if (NS_FAILED(_sInstance->Init())) { \
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NS_RELEASE(_sInstance); \
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_sInstance = nsnull; \
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} \
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} \
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return _sInstance; \
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}
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