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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** 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.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 ***** */
#include "nsISimpleEnumerator.idl"
%{C++
#define NS_ENUMERATOR_FALSE 1
#ifdef VBOX_WITH_XPCOM_NAMESPACE_CLEANUP
#define NS_NewEmptyEnumerator VBoxNsxpNS_NewEmptyEnumerator
#endif /* VBOX_WITH_XPCOM_NAMESPACE_CLEANUP */
extern "C" NS_COM nsresult
NS_NewEmptyEnumerator(nsISimpleEnumerator** aResult);
%}
/*
* DO NOT USE THIS INTERFACE. IT IS HORRIBLY BROKEN, USES NS_COMFALSE
* AND IS BASICALLY IMPOSSIBLE TO USE CORRECTLY THROUGH PROXIES OR
* XPCONNECT. IF YOU SEE NEW USES OF THIS INTERFACE IN CODE YOU ARE
* REVIEWING, YOU SHOULD INSIST ON nsISimpleEnumerator.
*
* DON'T MAKE ME COME OVER THERE.
*/
[scriptable, uuid(ad385286-cbc4-11d2-8cca-0060b0fc14a3)]
interface nsIEnumerator : nsISupports {
/** First will reset the list. will return NS_FAILED if no items
*/
void first();
/** Next will advance the list. will return failed if already at end
*/
void next();
/** CurrentItem will return the CurrentItem item it will fail if the
* list is empty
*/
nsISupports currentItem();
/** return if the collection is at the end. that is the beginning following
* a call to Prev and it is the end of the list following a call to next
*/
void isDone();
};
[uuid(75f158a0-cadd-11d2-8cca-0060b0fc14a3)]
interface nsIBidirectionalEnumerator : nsIEnumerator {
/** Last will reset the list to the end. will return NS_FAILED if no items
*/
void last();
/** Prev will decrement the list. will return failed if already at beginning
*/
void prev();
};
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