1 #ifndef oxygensignal_h 2 #define oxygensignal_h 3 4 /* 5 * this file is part of the oxygen gtk engine 6 * Copyright (c) 2010 Hugo Pereira Da Costa <hugo.pereira@free.fr> 7 * 8 * This library is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Lesser General Public 10 * License as published by the Free Software Foundation; either 11 * version 2 of the License, or(at your option ) any later version. 12 * 13 * This library 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 GNU 16 * Lesser General Public License for more details. 17 * 18 * You should have received a copy of the GNU Lesser General Public 19 * License along with this library; if not, write to the Free 20 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, 21 * MA 02110-1301, USA. 22 */ 23 24 #include <gtk/gtk.h> 25 #include <cassert> 26 #include <string> 27 28 namespace Oxygen 29 { 30 //! handles gtk signal connections 31 class Signal 32 { 33 public: 34 35 //! constructor Signal(void)36 Signal( void ): 37 _id(0), 38 _object(0L) 39 {} 40 41 //! destructor ~Signal(void)42 virtual ~Signal( void ) 43 {} 44 45 //! true if connected isConnected(void)46 bool isConnected( void ) const 47 { return _id > 0 && _object; } 48 49 //! connect 50 bool connect( GObject*, const std::string&, GCallback, gpointer, bool after=false ); 51 52 //! disconnect 53 void disconnect( void ); 54 55 private: 56 57 //! signal id 58 guint _id; 59 60 //! connected object 61 GObject* _object; 62 63 }; 64 65 } 66 #endif 67