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