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methodbase.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 DBUSMETHODBASE_H
00020 #define DBUSMETHODBASE_H
00021 
00022 #include <string>
00023 
00024 #include <sigc++/sigc++.h>
00025 
00026 #include <dbus-cxx/enums.h>
00027 #include <dbus-cxx/pointer.h>
00028 #include <dbus-cxx/accumulators.h>
00029 #include <dbus-cxx/callmessage.h>
00030 #include <dbus-cxx/returnmessage.h>
00031 
00032 namespace DBus
00033 {
00034   class Connection;
00035 
00036   class Interface;
00037 
00045    // TODO fix signals that expect a return value and partially specialize for void returns
00046   
00047   class MethodBase
00048   {
00049     protected:
00050       
00051       MethodBase(const std::string& name);
00052 
00053       MethodBase(const MethodBase& other);
00054 
00055     public:
00056 
00057       typedef DBusCxxPointer<MethodBase> pointer;
00058 
00059       ~MethodBase();
00060 
00061       const std::string& name() const;
00062 
00063       void set_name( const std::string& name );
00064 
00065       virtual HandlerResult handle_call_message( DBusCxxPointer<Connection> connection, CallMessage::const_pointer message ) = 0;
00066 
00071       virtual pointer clone() = 0;
00072 
00073       sigc::signal<void,const std::string&/*old name*/, const std::string&/*new name*/> signal_name_changed();
00074 
00076       virtual std::string introspect(int space_depth=0) const { return std::string(); }
00077 
00078       virtual std::string arg_name(size_t i) { return std::string(); }
00079 
00080       virtual void set_arg_name(size_t i, const std::string& name) { }
00081 
00082     protected:
00083 
00084       std::string m_name;
00085 
00087       pthread_mutex_t m_name_mutex;
00088 
00089       sigc::signal<void,const std::string&, const std::string&> m_signal_name_changed;
00090 
00091   };
00092 
00435 }
00436 
00437 #endif

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