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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: stdconstiter.hxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: rt $ $Date: 2005-09-07 15:55:48 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef ARY_STDCONSTITER_HXX
#define ARY_STDCONSTITER_HXX
// USED SERVICES
// BASE CLASSES
// COMPONENTS
// PARAMETERS
namespace ary
{
template <class ELEM>
class StdConstIterator
{
public:
virtual ~StdConstIterator() {}
void operator++() { do_Advance(); }
const ELEM & operator*() const { return *inq_CurElement(); }
operator bool() const { return inq_CurElement() != 0; }
/// Needed as replacement for operator bool() in gcc 2.95.
bool IsValid() const { return operator bool(); }
bool IsSorted() const { return inq_IsSorted(); }
protected:
StdConstIterator() {}
private:
//Locals
virtual void do_Advance() = 0;
virtual const ELEM *
inq_CurElement() const = 0;
virtual bool inq_IsSorted() const = 0;
// Forbidden:
StdConstIterator(const StdConstIterator<ELEM>&);
StdConstIterator<ELEM> & operator=(const StdConstIterator<ELEM>&);
};
template <class ELEM>
class Dyn_StdConstIterator
{
public:
typedef StdConstIterator<ELEM> client_type;
Dyn_StdConstIterator(
DYN client_type * pass_dpIterator = 0 )
: pClient(pass_dpIterator) {}
Dyn_StdConstIterator<ELEM> &
operator=(
DYN client_type * pass_dpIterator )
{ pClient = pass_dpIterator;
return *this; }
client_type & operator*() const { return *pClient.MutablePtr(); }
private:
Dyn<client_type> pClient;
};
} // namespace ary
#endif
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