1999-02-23 08:04:28 +00:00
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef nsSupportsArrayEnumerator_h___
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#define nsSupportsArrayEnumerator_h___
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#include "nsIEnumerator.h"
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class nsISupportsArray;
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1999-02-24 09:55:44 +00:00
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class NS_COM nsSupportsArrayEnumerator : public nsIBidirectionalEnumerator {
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1999-02-23 08:04:28 +00:00
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public:
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NS_DECL_ISUPPORTS
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nsSupportsArrayEnumerator(nsISupportsArray* array);
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virtual ~nsSupportsArrayEnumerator();
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// nsIEnumerator methods:
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NS_IMETHOD First();
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NS_IMETHOD Next();
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NS_IMETHOD CurrentItem(nsISupports **aItem);
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NS_IMETHOD IsDone();
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// nsIBidirectionalEnumerator methods:
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NS_IMETHOD Last();
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NS_IMETHOD Prev();
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protected:
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nsISupportsArray* mArray;
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PRInt32 mCursor;
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};
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#endif // __nsSupportsArrayEnumerator_h
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