Fawkes API Fawkes Development Version

avahi_dispatcher.h

00001 
00002 /***************************************************************************
00003  *  avahi_dispatcher.h - Avahi browser handler and dispatcher
00004  *
00005  *  Created: Wed Nov 05 11:30:13 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_AVAHI_DISPATCHER_H_
00025 #define __LIBS_GUI_UTILS_AVAHI_DISPATCHER_H_
00026 
00027 #include <cstddef>
00028 #include <glibmm/dispatcher.h>
00029 #include <netcomm/service_discovery/browse_handler.h>
00030 #include <core/utils/lock_queue.h>
00031 
00032 namespace fawkes {
00033 #if 0 /* just to make Emacs auto-indent happy */
00034 }
00035 #endif
00036 class AvahiThread;
00037 class NetworkService;
00038 
00039 class AvahiDispatcher
00040 : public ServiceBrowseHandler
00041 {
00042  public:
00043   AvahiDispatcher();
00044 
00045   sigc::signal<void>                    signal_all_for_now();
00046   sigc::signal<void>                    signal_cache_exhausted();
00047   sigc::signal<void>                    signal_browse_failed();
00048   sigc::signal<void, NetworkService *>  signal_service_added();
00049   sigc::signal<void, NetworkService *>  signal_service_removed();
00050 
00051 
00052   // from ServiceBrowseHandler
00053   virtual void all_for_now();
00054   virtual void cache_exhausted();
00055   virtual void browse_failed(const char *name,
00056                              const char *type,
00057                              const char *domain);
00058   virtual void service_added(const char *name,
00059                              const char *type,
00060                              const char *domain,
00061                              const char *host_name,
00062                              const struct sockaddr *addr,
00063                              const socklen_t addr_size,
00064                              uint16_t port,
00065                              std::list<std::string> &txt,
00066                              int flags);
00067   virtual void service_removed(const char *name,
00068                                const char *type,
00069                                const char *domain);
00070 
00071 
00072  private:
00073   virtual void on_all_for_now();
00074   virtual void on_cache_exhausted();
00075   virtual void on_browse_failed();
00076   virtual void on_service_added();
00077   virtual void on_service_removed();
00078 
00079  private:
00080   Glib::Dispatcher                     __dispatcher_all_for_now;
00081   Glib::Dispatcher                     __dispatcher_cache_exhausted;
00082   Glib::Dispatcher                     __dispatcher_browse_failed;
00083   Glib::Dispatcher                     __dispatcher_service_added;
00084   Glib::Dispatcher                     __dispatcher_service_removed;
00085 
00086   sigc::signal<void>                   __signal_all_for_now;
00087   sigc::signal<void>                   __signal_cache_exhausted;
00088   sigc::signal<void>                   __signal_browse_failed;
00089   sigc::signal<void, NetworkService *> __signal_service_added;
00090   sigc::signal<void, NetworkService *> __signal_service_removed;
00091 
00092   LockQueue<NetworkService *>          __queue_service_added;
00093   LockQueue<NetworkService *>          __queue_service_removed;
00094 };
00095 
00096 } // end namespace fawkes
00097 
00098 #endif
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