55 строки
2.3 KiB
C
55 строки
2.3 KiB
C
/* ***** 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 Mozilla.
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*
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* The Initial Developer of the Original Code is IBM Corporation.
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* Portions created by IBM Corporation are Copyright (C) 2004
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* IBM Corporation. All Rights Reserved.
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*
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* Contributor(s):
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* Darin Fisher <darin@meer.net>
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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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#ifndef nsInterfaceRequestorAgg_h__
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#define nsInterfaceRequestorAgg_h__
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#include "nsIInterfaceRequestor.h"
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/**
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* This function returns an instance of nsIInterfaceRequestor that aggregates
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* two nsIInterfaceRequestor instances. It's GetInterface method queries
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* aFirst for the requested interface and will query aSecond only if aFirst
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* failed to supply the requested interface. Both aFirst and aSecond may
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* be null.
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*/
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extern NS_COM nsresult
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NS_NewInterfaceRequestorAggregation(nsIInterfaceRequestor *aFirst,
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nsIInterfaceRequestor *aSecond,
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nsIInterfaceRequestor **aResult);
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#endif // !defined( nsInterfaceRequestorAgg_h__ )
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