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-rw-r--r--src/Observer.cc33
-rw-r--r--src/Observer.hh39
-rw-r--r--src/Subject.cc80
-rw-r--r--src/Subject.hh54
4 files changed, 0 insertions, 206 deletions
diff --git a/src/Observer.cc b/src/Observer.cc
deleted file mode 100644
index c03fba4..0000000
--- a/src/Observer.cc
+++ /dev/null
@@ -1,33 +0,0 @@
1// Observer.cc 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: Observer.cc,v 1.2 2002/12/01 13:41:58 rathnor Exp $
23
24#include "Observer.hh"
25#include "Subject.hh"
26
27namespace FbTk {
28
29Observer::~Observer() {
30 Subject::removeObserver(this); // make sure no subject has this observer attached
31}
32
33};
diff --git a/src/Observer.hh b/src/Observer.hh
deleted file mode 100644
index 1e9c6a7..0000000
--- a/src/Observer.hh
+++ /dev/null
@@ -1,39 +0,0 @@
1// Observer.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: Observer.hh,v 1.2 2002/12/01 13:41:58 rathnor Exp $
23
24#ifndef FBTK_OBSERVER_HH
25#define FBTK_OBSERVER_HH
26
27namespace FbTk {
28
29class Subject;
30
31class Observer {
32public:
33 virtual ~Observer();
34 virtual void update(Subject *changedSubj) = 0;
35};
36
37}; // end namespace FBTK
38
39#endif // FBTK_OBSERVER_HH
diff --git a/src/Subject.cc b/src/Subject.cc
deleted file mode 100644
index 3811255..0000000
--- a/src/Subject.cc
+++ /dev/null
@@ -1,80 +0,0 @@
1// Subject.cc 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.cc,v 1.2 2002/12/01 13:41:59 rathnor Exp $
23
24#include "Subject.hh"
25#include "Observer.hh"
26
27#include <algorithm>
28#include <functional>
29
30namespace FbTk {
31
32Subject::SubjectList Subject::s_subjectlist;
33
34Subject::Subject() {
35 s_subjectlist.push_back(this);
36}
37
38Subject::~Subject() {
39 SubjectList::iterator it = s_subjectlist.begin();
40 SubjectList::iterator it_end = s_subjectlist.end();
41 for (; it != it_end; ++it) {
42 if (this == (*it)) {
43 s_subjectlist.erase(it);
44 break;
45 }
46 }
47}
48
49void Subject::attach(Observer *obj) {
50 m_observerlist.push_back(obj);
51 // no need to have more than one instance of an observer
52 std::unique(m_observerlist.begin(), m_observerlist.end());
53}
54
55void Subject::detach(Observer *obj) {
56 ObserverList::iterator it = m_observerlist.begin();
57 ObserverList::iterator it_end = m_observerlist.end();
58 for (; it != it_end; ++it) {
59 if (obj == (*it)) {
60 m_observerlist.erase(it);
61 break;
62 }
63 }
64}
65
66void Subject::notify() {
67 ObserverList::iterator it = m_observerlist.begin();
68 for (; it != m_observerlist.end(); ++it) {
69 (*it)->update(this);
70 }
71}
72
73void Subject::removeObserver(Observer *obj) {
74 SubjectList::iterator it = s_subjectlist.begin();
75 for(; it != s_subjectlist.end(); ++it) {
76 (*it)->detach(obj);
77 }
78}
79
80}; // end namespace FbTk
diff --git a/src/Subject.hh b/src/Subject.hh
deleted file mode 100644
index 08ad15c..0000000
--- a/src/Subject.hh
+++ /dev/null
@@ -1,54 +0,0 @@
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 1.2 2002/12/01 13:42:00 rathnor 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
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