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authorfluxgen <fluxgen>2002-09-07 20:32:44 (GMT)
committerfluxgen <fluxgen>2002-09-07 20:32:44 (GMT)
commite9cd9e763d85940d4fbf770537fcde64d202c2f6 (patch)
tree4105fc5c5a8c6e2280a275d24a8ff01719242770 /src/Subject.hh
parent5ee0f8d309418fea649ae1d488ea94b3ed8c2d8c (diff)
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1// Subject.hh for FbTk
2// Copyright (c) 2002 Henrik Kinnunen (fluxgen@fluxbox.org)
3//
4// Permission is hereby granted, free of charge, to any person obtaining a
5// copy of this software and associated documentation files (the "Software"),
6// to deal in the Software without restriction, including without limitation
7// the rights to use, copy, modify, merge, publish, distribute, sublicense,
8// and/or sell copies of the Software, and to permit persons to whom the
9// Software is furnished to do so, subject to the following conditions:
10//
11// The above copyright notice and this permission notice shall be included in
12// all copies or substantial portions of the Software.
13//
14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20// DEALINGS IN THE SOFTWARE.
21
22// $Id: Subject.hh,v 1.1 2002/09/07 20:30:45 fluxgen Exp $
23
24#ifndef FBTK_SUBJECT_HH
25#define FBTK_SUBJECT_HH
26
27#include <vector>
28
29namespace FbTk {
30
31class Observer;
32
33class Subject {
34public:
35 Subject();
36 virtual ~Subject();
37 /// attach an observer
38 void attach(Observer *obs);
39 /// detach an observer
40 void detach(Observer *obs);
41 /// notify all attached observers
42 void notify();
43 static void removeObserver(Observer *obs);
44private:
45 typedef std::vector<Observer *> ObserverList;
46 ObserverList m_observerlist;
47
48 typedef std::vector<Subject *> SubjectList;
49 static SubjectList s_subjectlist;
50};
51
52}; // end namespace FbTk
53
54#endif // FBTK_SUBJECT_HH