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messagehandler.h

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00001 /***************************************************************************
00002  *   Copyright (C) 2009 by Rick L. Vinyard, Jr.                            *
00003  *   rvinyard@cs.nmsu.edu                                                  *
00004  *                                                                         *
00005  *   This file is part of the dbus-cxx library.                            *
00006  *                                                                         *
00007  *   The dbus-cxx library is free software; you can redistribute it and/or *
00008  *   modify it under the terms of the GNU General Public License           *
00009  *   version 3 as published by the Free Software Foundation.               *
00010  *                                                                         *
00011  *   The dbus-cxx library is distributed in the hope that it will be       *
00012  *   useful, but WITHOUT ANY WARRANTY; without even the implied warranty   *
00013  *   of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU   *
00014  *   General Public License for more details.                              *
00015  *                                                                         *
00016  *   You should have received a copy of the GNU General Public License     *
00017  *   along with this software. If not see <http://www.gnu.org/licenses/>.  *
00018  ***************************************************************************/
00019 #ifndef DBUSMESSAGEHANDLER_H
00020 #define DBUSMESSAGEHANDLER_H
00021 
00022 #include <sigc++/sigc++.h>
00023 
00024 #include <dbus-cxx/enums.h>
00025 #include <dbus-cxx/pointer.h>
00026 #include <dbus-cxx/accumulators.h>
00027 #include <dbus-cxx/message.h>
00028 
00029 namespace DBus
00030 {
00031   
00032   class Connection;
00033 
00042   class MessageHandler : public sigc::trackable
00043   {
00044     protected:
00045       MessageHandler();
00046 
00047     public:
00048       
00049       typedef DBusCxxPointer<MessageHandler> pointer;
00050 
00051       typedef DBusCxxWeakPointer<MessageHandler> weak_pointer;
00052 
00053       virtual ~MessageHandler();
00054 
00056       virtual HandlerResult handle_message( DBusCxxPointer<Connection>, Message::const_pointer );
00057 
00058       typedef sigc::signal<HandlerResult,DBusCxxPointer<Connection>, Message::const_pointer>::accumulated<MessageHandlerAccumulator> MessageSignal;
00059 
00060       MessageSignal& signal_message();
00061 
00062     protected:
00063 
00064       MessageSignal m_signal_message;
00065 
00070       static DBusHandlerResult message_handler_callback(DBusConnection* connection, DBusMessage* message, void* user_data);
00071 
00072   };
00073 
00074 }
00075 
00076 #endif

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