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entity_observer.hh
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1 //------------------------------------------------------------------------------
2 // This file is part of the OpenStructure project <www.openstructure.org>
3 //
4 // Copyright (C) 2008-2011 by the OpenStructure authors
5 //
6 // This library is free software; you can redistribute it and/or modify it under
7 // the terms of the GNU Lesser General Public License as published by the Free
8 // Software Foundation; either version 3.0 of the License, or (at your option)
9 // any later version.
10 // This library is distributed in the hope that it will be useful, but WITHOUT
11 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 // FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
13 // details.
14 //
15 // You should have received a copy of the GNU Lesser General Public License
16 // along with this library; if not, write to the Free Software Foundation, Inc.,
17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 //------------------------------------------------------------------------------
19 #ifndef OST_ENTITY_OBSERVER_HA
20 #define OST_ENTITY_OBSERVER_HA
21 
22 #include "entity_observer_fw.hh"
23 
24 #include <ost/mol/module_config.hh>
25 
26 namespace ost { namespace mol {
27 
28 /*
29  the messages may grow more sophisticated to indicate the nature
30  of the change, such as coordinate modifications, deletions/additions
31  of structural elements, updates in the coonectivity, etc
32 */
33 
35 public:
36  virtual ~EntityObserver();
37  // main signal routine
38  virtual void OnUpdate();
39  // called when observed entity is about to go out of scope
40  virtual void OnDestroy();
41 
42 };
43 
44 }} // ns
45 
46 #endif
#define DLLEXPORT_OST_MOL