presage 0.9.1
observable.cpp
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1
2/******************************************************
3 * Presage, an extensible predictive text entry system
4 * ---------------------------------------------------
5 *
6 * Copyright (C) 2008 Matteo Vescovi <matteo.vescovi@yahoo.co.uk>
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License along
19 with this program; if not, write to the Free Software Foundation, Inc.,
20 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 *
22 **********(*)*/
23
24
25#include "observable.h"
26
27#include <iostream>
28
30{
31 // complete
32}
33
35{
36 observers.push_back (observer);
37}
38
40{
41 observers.remove (observer);
42}
43
45{
46 for (std::list <Observer*>::iterator it = observers.begin ();
47 it != observers.end ();
48 it++) {
49 //std::cerr << "notify() observable: " << *it << std::endl;
50 (*it)->update (this);
51 }
52}
53
55{
56 // complete
57}
58
59
virtual void notify()
Definition: observable.cpp:44
virtual void detach(Observer *observer)
Definition: observable.cpp:39
virtual void attach(Observer *observer)
Definition: observable.cpp:34
virtual ~Observable()
Definition: observable.cpp:29
std::list< Observer * > observers
Definition: observable.h:52