gecko-dev/xpfc/util/inc/nsArrayIterator.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsArrayIterator_h___
#define nsArrayIterator_h___
#include "nsIIterator.h"
#include "nsIArray.h"
class nsArrayIterator : public nsIIterator
{
public:
nsArrayIterator();
NS_DECL_ISUPPORTS
NS_IMETHOD Init() ;
NS_IMETHOD Init(nsIArray * aVector) ;
NS_IMETHOD First() ;
NS_IMETHOD Last() ;
NS_IMETHOD Next() ;
NS_IMETHOD Previous() ;
NS_IMETHOD_(PRBool) IsDone() ;
NS_IMETHOD_(PRBool) IsFirst() ;
NS_IMETHOD_(nsComponent) CurrentItem() ;
NS_IMETHOD_(PRUint32) Count() ;
protected:
~nsArrayIterator();
private:
nsIArray * mVector;
PRUint32 mCurrentElement;
};
#endif /* nsArrayIterator_h___ */