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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */

#ifndef nsArrayEnumerator_h__
#define nsArrayEnumerator_h__

// enumerator implementation for nsIArray

#include "nscore.h"

class nsISimpleEnumerator;
class nsIArray;
class nsCOMArray_base;

// Create an enumerator for an existing nsIArray implementation
// The enumerator holds an owning reference to the array.
nsresult
NS_NewArrayEnumerator(nsISimpleEnumerator** aResult,
                      nsIArray* aArray);

// create an enumerator for an existing nsCOMArray<T> implementation
// The enumerator will hold an owning reference to each ELEMENT in
// the array. This means that the nsCOMArray<T> can safely go away
// without its objects going away.
nsresult
NS_NewArrayEnumerator(nsISimpleEnumerator** aResult,
                      const nsCOMArray_base& aArray);

#endif