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IAORDER.H
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1993-09-22
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/*******************************************************************************
* *
* COPYRIGHT: *
* IBM C/C++ Tools Version 2.01 - Collection Class Library *
* Licensed Materials - Property of IBM *
* (C) Copyright IBM Corporation 1992, 1993 *
* All Rights Reserved *
* US Government Users Restricted Rights - Use, duplication, or disclosure *
* restricted by GSA ADP Schedule Contract with IBM Corp. *
* *
*******************************************************************************/
#ifndef _IAORDER_H
#define _IAORDER_H
#include <iglobals.h>
#include <icursor.h>
#include <iacllct.h>
template < class Element >
class IAOrderedCollection : public virtual IACollection < Element > {
public:
virtual void removeFirst () = 0;
virtual void removeLast () = 0;
virtual void removeAtPosition (IPosition) = 0;
virtual Element const& firstElement () const = 0;
virtual Element const& lastElement () const = 0;
virtual Element const& elementAtPosition (IPosition) const = 0;
virtual IBoolean setToLast (ICursor&) const = 0;
virtual IBoolean setToPrevious (ICursor&) const = 0;
virtual void setToPosition (IPosition,
ICursor&) const = 0;
virtual IBoolean isFirst (ICursor const&) const = 0;
virtual IBoolean isLast (ICursor const&) const = 0;
};
#endif