Fawkes API Fawkes Development Version
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00001 00002 /*************************************************************************** 00003 * interface_dispatcher.cpp - BlackBoard listener and dispatcher 00004 * 00005 * Created: Thu Oct 09 23:04:59 2008 00006 * Copyright 2008 Tim Niemueller [www.niemueller.de] 00007 * 00008 ****************************************************************************/ 00009 00010 /* This program is free software; you can redistribute it and/or modify 00011 * it under the terms of the GNU General Public License as published by 00012 * the Free Software Foundation; either version 2 of the License, or 00013 * (at your option) any later version. A runtime exception applies to 00014 * this software (see LICENSE.GPL_WRE file mentioned below for details). 00015 * 00016 * This program is distributed in the hope that it will be useful, 00017 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00018 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00019 * GNU Library General Public License for more details. 00020 * 00021 * Read the full text in the LICENSE.GPL_WRE file in the doc directory. 00022 */ 00023 00024 #ifndef __LIBS_GUI_UTILS_INTERFACE_DISPATCHER_H_ 00025 #define __LIBS_GUI_UTILS_INTERFACE_DISPATCHER_H_ 00026 00027 #include <cstddef> 00028 #include <glibmm/dispatcher.h> 00029 #include <blackboard/interface_listener.h> 00030 #include <core/utils/lock_queue.h> 00031 00032 namespace fawkes { 00033 class Interface; 00034 00035 class InterfaceDispatcher 00036 : public BlackBoardInterfaceListener 00037 { 00038 public: 00039 InterfaceDispatcher(const char *listener_name, fawkes::Interface *iface, 00040 bool message_enqueueing = true); 00041 00042 void set_message_enqueueing(bool enqueue); 00043 00044 sigc::signal<void, Interface *> signal_data_changed(); 00045 sigc::signal<void, Interface *, Message *> signal_message_received(); 00046 sigc::signal<void, Interface *> signal_writer_added(); 00047 sigc::signal<void, Interface *> signal_writer_removed(); 00048 sigc::signal<void, Interface *> signal_reader_added(); 00049 sigc::signal<void, Interface *> signal_reader_removed(); 00050 00051 virtual void bb_interface_data_changed(Interface *interface) throw(); 00052 virtual bool bb_interface_message_received(Interface *interface, Message *message) throw(); 00053 virtual void bb_interface_writer_added(Interface *interface, 00054 unsigned int instance_serial) throw(); 00055 virtual void bb_interface_writer_removed(Interface *interface, 00056 unsigned int instance_serial) throw(); 00057 virtual void bb_interface_reader_added(Interface *interface, 00058 unsigned int instance_serial) throw(); 00059 virtual void bb_interface_reader_removed(Interface *interface, 00060 unsigned int instance_serial) throw(); 00061 00062 protected: 00063 virtual void on_data_changed(); 00064 virtual void on_message_received(); 00065 virtual void on_writer_added(); 00066 virtual void on_writer_removed(); 00067 virtual void on_reader_added(); 00068 virtual void on_reader_removed(); 00069 00070 00071 private: 00072 bool __message_enqueueing; 00073 00074 Glib::Dispatcher __dispatcher_data_changed; 00075 Glib::Dispatcher __dispatcher_message_received; 00076 Glib::Dispatcher __dispatcher_writer_added; 00077 Glib::Dispatcher __dispatcher_writer_removed; 00078 Glib::Dispatcher __dispatcher_reader_added; 00079 Glib::Dispatcher __dispatcher_reader_removed; 00080 00081 sigc::signal<void, Interface *> __signal_data_changed; 00082 sigc::signal<void, Interface *, Message *> __signal_message_received; 00083 sigc::signal<void, Interface *> __signal_writer_added; 00084 sigc::signal<void, Interface *> __signal_writer_removed; 00085 sigc::signal<void, Interface *> __signal_reader_added; 00086 sigc::signal<void, Interface *> __signal_reader_removed; 00087 00088 LockQueue<Interface *> __queue_data_changed; 00089 LockQueue<std::pair<Interface *, Message *> > __queue_message_received; 00090 LockQueue<Interface *> __queue_writer_added; 00091 LockQueue<Interface *> __queue_writer_removed; 00092 LockQueue<Interface *> __queue_reader_added; 00093 LockQueue<Interface *> __queue_reader_removed; 00094 }; 00095 00096 } 00097 00098 #endif