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exec.hh

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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Christian Schulte <schulte@gecode.org>
00005  *
00006  *  Copyright:
00007  *     Christian Schulte, 2009
00008  *
00009  *  This file is part of Gecode, the generic constraint
00010  *  development environment:
00011  *     http://www.gecode.org
00012  *
00013  *  Permission is hereby granted, free of charge, to any person obtaining
00014  *  a copy of this software and associated documentation files (the
00015  *  "Software"), to deal in the Software without restriction, including
00016  *  without limitation the rights to use, copy, modify, merge, publish,
00017  *  distribute, sublicense, and/or sell copies of the Software, and to
00018  *  permit persons to whom the Software is furnished to do so, subject to
00019  *  the following conditions:
00020  *
00021  *  The above copyright notice and this permission notice shall be
00022  *  included in all copies or substantial portions of the Software.
00023  *
00024  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00025  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00026  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00027  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00028  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00029  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00030  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00031  *
00032  */
00033 
00034 #ifndef __GECODE_INT_EXEC_HH__
00035 #define __GECODE_INT_EXEC_HH__
00036 
00037 #include <gecode/int.hh>
00038 
00044 namespace Gecode { namespace Int { namespace Exec {
00045 
00052   class When : public UnaryPropagator<BoolView,PC_BOOL_VAL> {
00053   protected:
00054     using UnaryPropagator<BoolView,PC_BOOL_VAL>::x0;
00056     SharedData<std::function<void(Space& home)>> t;
00058     SharedData<std::function<void(Space& home)>> e;
00060     When(Space& home, When& p);
00062     When(Home home, BoolView x,
00063          std::function<void(Space& home)> t,
00064          std::function<void(Space& home)> e);
00065   public:
00067     GECODE_INT_EXPORT
00068     virtual Actor* copy(Space& home);
00070     GECODE_INT_EXPORT
00071     virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
00073     static ExecStatus post(Home home, BoolView x,
00074                            std::function<void(Space& home)> t,
00075                            std::function<void(Space& home)> e);
00077     GECODE_INT_EXPORT
00078     virtual size_t dispose(Space& home);
00079   };
00080 
00081 }}}
00082 
00083 #include <gecode/int/exec/when.hpp>
00084 
00085 #endif
00086 
00087 // STATISTICS: int-prop
00088