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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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 "nsISupports.idl"
%{C++
#define NS_ENUMERATOR_FALSE 1
%}
/*
* 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.
*/
[deprecated, 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();
};
[deprecated, 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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