presage
0.8.7
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00001 00002 /****************************************************** 00003 * Presage, an extensible predictive text entry system 00004 * --------------------------------------------------- 00005 * 00006 * Copyright (C) 2008 Matteo Vescovi <matteo.vescovi@yahoo.co.uk> 00007 00008 This program is free software; you can redistribute it and/or modify 00009 it under the terms of the GNU General Public License as published by 00010 the Free Software Foundation; either version 2 of the License, or 00011 (at your option) any later version. 00012 00013 This program is distributed in the hope that it will be useful, 00014 but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00016 GNU General Public License for more details. 00017 00018 You should have received a copy of the GNU General Public License along 00019 with this program; if not, write to the Free Software Foundation, Inc., 00020 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 00021 * 00022 **********(*)*/ 00023 00024 00025 #include "observable.h" 00026 00027 #include <iostream> 00028 00029 Observable::~Observable () 00030 { 00031 // complete 00032 } 00033 00034 void Observable::attach (Observer* observer) 00035 { 00036 observers.push_back (observer); 00037 } 00038 00039 void Observable::detach (Observer* observer) 00040 { 00041 observers.remove (observer); 00042 } 00043 00044 void Observable::notify () 00045 { 00046 for (std::list <Observer*>::iterator it = observers.begin (); 00047 it != observers.end (); 00048 it++) { 00049 //std::cerr << "notify() observable: " << *it << std::endl; 00050 (*it)->update (this); 00051 } 00052 } 00053 00054 Observable::Observable () 00055 { 00056 // complete 00057 } 00058 00059