anatomist  5.1.2
3D neuroimaging data viewer
observcreat.h
Go to the documentation of this file.
1 /* This software and supporting documentation are distributed by
2  * Institut Federatif de Recherche 49
3  * CEA/NeuroSpin, Batiment 145,
4  * 91191 Gif-sur-Yvette cedex
5  * France
6  *
7  * This software is governed by the CeCILL-B license under
8  * French law and abiding by the rules of distribution of free software.
9  * You can use, modify and/or redistribute the software under the
10  * terms of the CeCILL-B license as circulated by CEA, CNRS
11  * and INRIA at the following URL "http://www.cecill.info".
12  *
13  * As a counterpart to the access to the source code and rights to copy,
14  * modify and redistribute granted by the license, users are provided only
15  * with a limited warranty and the software's author, the holder of the
16  * economic rights, and the successive licensors have only limited
17  * liability.
18  *
19  * In this respect, the user's attention is drawn to the risks associated
20  * with loading, using, modifying and/or developing or reproducing the
21  * software by the user in light of its specific status of free software,
22  * that may mean that it is complicated to manipulate, and that also
23  * therefore means that it is reserved for developers and experienced
24  * professionals having in-depth computer knowledge. Users are therefore
25  * encouraged to load and test the software's suitability as regards their
26  * requirements in conditions enabling the security of their systems and/or
27  * data to be ensured and, more generally, to use and operate it in the
28  * same conditions as regards security.
29  *
30  * The fact that you are presently reading this means that you have had
31  * knowledge of the CeCILL-B license and that you accept its terms.
32  */
33 
34 #ifndef ANA_OBSERVER_OBSERVCREAT_H
35 #define ANA_OBSERVER_OBSERVCREAT_H
36 
37 #include <list>
38 
39 namespace anatomist
40 {
41  class Observable;
42 
45  {
46  public:
47  typedef void (*Notifier)( Observable* );
48 
49  static void registerNotifier( Notifier n );
50  static void unregisterNotifier( Notifier n );
52  static void notifyCreated( Observable* o );
53  static const std::list<Notifier> & notifiers();
54 
55  private:
56  static std::list<Notifier> & _notifiers();
57  };
58 
59 }
60 
61 
62 #endif
63 
This is a manager for callbacks called when an new Observable is created.
Definition: observcreat.h:45
static void registerNotifier(Notifier n)
static void notifyCreated(Observable *o)
calls the notifiers
void(* Notifier)(Observable *)
Definition: observcreat.h:47
static const std::list< Notifier > & notifiers()
static void unregisterNotifier(Notifier n)
This class can be subclassed to represent an object that the programmer wants to have observed.
Definition: Observable.h:68
::sigc::trackable Observable
Definition: Observer.h:90