gecko/xpcom/glue/GenericFactory.h
Benjamin Smedberg 3e93617368 Implement compatibility wrapper so that binary components can be compatible with both Firefox 3.6 and Firefox 4, as a result of registration changes from bug 568691.
--HG--
rename : xpcom/components/GenericFactory.cpp => xpcom/glue/GenericFactory.cpp
rename : xpcom/components/GenericFactory.h => xpcom/glue/GenericFactory.h
2010-06-24 16:36:27 -04:00

71 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Firefox.
*
* The Initial Developer of the Original Code is
* the Mozilla Foundation <http://www.mozilla.org>.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef mozilla_GenericFactory_h
#define mozilla_GenericFactory_h
#include "mozilla/Module.h"
namespace mozilla {
/**
* A generic factory which uses a constructor function to create instances.
* This class is intended for use by the component manager and the generic
* module.
*/
class GenericFactory : public nsIFactory
{
public:
typedef Module::ConstructorProcPtr ConstructorProcPtr;
NS_DECL_ISUPPORTS
NS_DECL_NSIFACTORY
GenericFactory(ConstructorProcPtr ctor)
: mCtor(ctor)
{
NS_ASSERTION(mCtor, "GenericFactory with no constructor");
}
private:
ConstructorProcPtr mCtor;
};
} // namespace mozilla
#endif // mozilla_GenericFactory_h