self_iterator.hh

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00001 // support.hh: this file is part of the Vaucanson project.
00002 //
00003 // Vaucanson, a generic library for finite state machines.
00004 //
00005 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007 The Vaucanson Group.
00006 //
00007 // This program is free software; you can redistribute it and/or
00008 // modify it under the terms of the GNU General Public License
00009 // as published by the Free Software Foundation; either version 2
00010 // of the License, or (at your option) any later version.
00011 //
00012 // The complete GNU General Public Licence Notice can be found as the
00013 // `COPYING' file in the root directory.
00014 //
00015 // The Vaucanson Group consists of people listed in the `AUTHORS' file.
00016 //
00017 #ifndef VCSN_MISC_SELF_ITERATOR_HH
00018 # define VCSN_MISC_SELF_ITERATOR_HH
00019 
00026 # include <iterator>
00027 
00028 namespace vcsn
00029 {
00030   namespace misc
00031   {
00032 
00035 
00036     template <template <class> class C, class T>
00037     class SelfIterator
00038     {
00039     public:
00040       SelfIterator (const C<T>& c);
00041       SelfIterator ();
00042       SelfIterator (const SelfIterator& s);
00043 
00044       const T& operator* () const;
00045 
00046       const SelfIterator& operator++ ();
00047       SelfIterator operator++ (int);
00048 
00049       bool operator!= (const SelfIterator& o) const;
00050       bool operator== (const SelfIterator& o) const;
00051 
00052     private:
00053       const C<T>* c_;
00054       typename C<T>::const_iterator pos_;
00055     };
00056 
00059   } // misc
00060 } // vcsn
00061 
00062 
00063 # if !defined VCSN_USE_INTERFACE_ONLY || defined VCSN_USE_LIB
00064 #  include <vaucanson/misc/self_iterator.hxx>
00065 # endif // VCSN_USE_INTERFACE_ONLY
00066 
00067 
00068 #endif // ! VCSN_MISC_SELF_ITERATOR_HH

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