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callee_object.cpp

This example is part of a series of examples that demonstrate method proxy calls and adapter stubs.This group of examples are:

Here is this example:

/***************************************************************************
* Copyright (C) 2007,2010 by Rick L. Vinyard, Jr. *
* rvinyard@cs.nmsu.edu *
* *
* This file is part of the dbus-cxx library. *
* *
* The dbus-cxx library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* version 3 as published by the Free Software Foundation. *
* *
* The dbus-cxx library is distributed in the hope that it will be *
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty *
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this software. If not see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#include <dbus-cxx.h>
#include <iostream>
#include <unistd.h>
class Test {
public:
Test(double d): x(d) { }
double add( double param1, double param2 ) { return param1 + param2 + x; }
double subtract( double param1, double param2 ) { return param1 - param2 - x; }
double multiply( double param1, double param2 ) { return param1 * param2 * x; }
double divide( double param1, double param2 ) { return param1 / param2 / x; }
double x;
};
int main()
{
int ret;
Test test(2.0);
DBus::Connection::pointer conn = dispatcher->create_connection(DBus::BUS_SESSION);
// request a name on the bus
ret = conn->request_name( "dbuscxx.example.calculator.server", DBUS_NAME_FLAG_REPLACE_EXISTING );
if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) return 1;
DBus::Object::pointer object = conn->create_object("/dbuscxx/example/Calculator");
//use sigc::mem_fun as this is a member function of a class
object->create_method<double,double,double>("add", sigc::mem_fun(test, &Test::add) );
object->create_method<double,double,double>("sub", sigc::mem_fun(test, &Test::subtract) );
object->create_method<double,double,double>("mul", sigc::mem_fun(test, &Test::multiply) );
object->create_method<double,double,double>("div", sigc::mem_fun(test, &Test::divide) );
std::cout << "Running" << std::flush;
for (int i=0; i < 10; i++)
{
std::cout << "." << std::flush;
sleep(1);
}
std::cout << std::endl;
return 0;
}

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