Main Page | Namespace List | Class Hierarchy | Class List | File List | Namespace Members | Class Members

ltlast/formula.hh

Go to the documentation of this file.
00001 // Copyright (C) 2003  Laboratoire d'Informatique de Paris 6 (LIP6),
00002 // département Systèmes Répartis Coopératifs (SRC), Université Pierre
00003 // et Marie Curie.
00004 //
00005 // This file is part of Spot, a model checking library.
00006 //
00007 // Spot is free software; you can redistribute it and/or modify it
00008 // under the terms of the GNU General Public License as published by
00009 // the Free Software Foundation; either version 2 of the License, or
00010 // (at your option) any later version.
00011 //
00012 // Spot is distributed in the hope that it will be useful, but WITHOUT
00013 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
00014 // or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
00015 // License for more details.
00016 //
00017 // You should have received a copy of the GNU General Public License
00018 // along with Spot; see the file COPYING.  If not, write to the Free
00019 // Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
00020 // 02111-1307, USA.
00021 
00022 #ifndef SPOT_LTLAST_FORMULAE_HH
00023 # define SPOT_LTLAST_FORMULAE_HH
00024 
00025 #include "predecl.hh"
00026 
00027 namespace spot
00028 {
00029   namespace ltl
00030   {
00031 
00036     class formula
00037     {
00038     public:
00039       virtual ~formula();
00040 
00042       virtual void accept(visitor& v) = 0;
00044       virtual void accept(const_visitor& v) const = 0;
00045 
00052       formula* ref();
00059       static void unref(formula* f);
00060 
00061     protected:
00063       virtual void ref_();
00066       virtual bool unref_();
00067     };
00068 
00069   }
00070 }
00071 
00072 
00073 
00074 #endif // SPOT_LTLAST_FORMULAE_HH

Generated on Mon Mar 8 23:31:01 2004 for spot by doxygen 1.3.5