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keep_alive.hxx

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00001 //  $Id: keep_alive.hxx,v 1.2 2002/11/20 18:08:16 grumbel Exp $
00002 // 
00003 //  Construo - A wire-frame construction game
00004 //  Copyright (C) 2002 Ingo Ruhnke <[email protected]>
00005 //
00006 //  This program is free software; you can redistribute it and/or
00007 //  modify it under the terms of the GNU General Public License
00008 //  as published by the Free Software Foundation; either version 2
00009 //  of the License, or (at your option) any later version.
00010 //
00011 //  This program is distributed in the hope that it will be useful,
00012 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 //  GNU General Public License for more details.
00015 // 
00016 //  You should have received a copy of the GNU General Public License
00017 //  along with this program; if not, write to the Free Software
00018 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00019 
00020 #ifndef HEADER_CONSTRUO_KEEP_ALIVE_HXX
00021 #define HEADER_CONSTRUO_KEEP_ALIVE_HXX
00022 
00023 #include "keep_alive_mgr.hxx"
00024 
00028 class KeepAlive
00029 {
00030 private:
00031 public:
00032   KeepAlive () {
00033     KeepAliveMgr::register_obj(this);
00034   }
00035 
00036   virtual ~KeepAlive () {
00037     KeepAliveMgr::unregister_obj(this);
00038   }
00039 
00040   virtual void keep_alive () =0;
00041 };
00042 
00043 #endif
00044 
00045 /* EOF */

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