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callee_object_inherited.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 Inherited: public DBus::Object
{
protected:
Inherited(double d):
DBus::Object("/dbuscxx/example/Calculator"),
x(d)
{
this->create_method<double,double,double>("add", sigc::mem_fun(*this, &Inherited::add) );
this->create_method<double,double,double>("sub", sigc::mem_fun(*this, &Inherited::subtract) );
this->create_method<double,double,double>("mul", sigc::mem_fun(*this, &Inherited::multiply) );
this->create_method<double,double,double>("div", sigc::mem_fun(*this, &Inherited::divide) );
}
public:
typedef DBusCxxPointer<Inherited> pointer;
static pointer create(unsigned int x) { return pointer(new Inherited(x)); }
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;
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;
Inherited::pointer inherited = Inherited::create(2.0);
conn->register_object( inherited );
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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