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/*
* HardwareControl.cpp
*
* Created on: Feb 2, 2021
* Author: emanoil
*
* hardwarecontrol Copyright (C) 2021 trinity desktop development team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program 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 program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <tqtimer.h>
#include <tqdbusmessage.h>
#include "HardwareControl.h"
#define DBUS_HWCTRL_SERVICE_NAME "org.trinitydesktop.hardwarecontrol"
#define DBUS_CONNECTION_TIMEOUT 4000
#define DBUS_CONNECTION_RETRY 3
HardwareControl::HardwareControl(int &argc, char **argv, bool GUIenabled, bool SMenabled) :
TQApplication(argc, argv, GUIenabled, SMenabled)
{
retryCount=0;
// init session connection to dbus
if (!initDBUS()) {
tqDebug("Failed to initialize the connection to DBus");
TQTimer::singleShot(DBUS_CONNECTION_TIMEOUT, this, TQT_SLOT(slotReconnect()));
retryCount++;
}
}
HardwareControl::~HardwareControl()
{
// close D-Bus connection
close();
delete hardwarecontrolService;
delete trinitydesktopService;
delete orgService;
delete rootService;
}
bool HardwareControl::initDBUS(){
m_connection = TQT_DBusConnection::addConnection(TQT_DBusConnection::SystemBus, DBUS_HWCTRL_SERVICE_NAME);
if ( !m_connection.isConnected() ) {
tqDebug("Failed to open connection to system message bus: "
+ m_connection.lastError().message());
return false;
}
// try to get a specific service name
if (!m_connection.requestName(DBUS_HWCTRL_SERVICE_NAME, TQT_DBusConnection::NoReplace))
return false;
m_connection.scheduleDispatch();
m_connection.connect(this, TQT_SLOT(slotDbusSignal(const TQT_DBusMessage&)));
TQTimer::singleShot(10, this, TQT_SLOT(slotConnectionCheck()));
return true;
}
void HardwareControl::close() {
if(m_connection.isConnected()) {
m_connection.disconnect(this, TQT_SLOT(slotDbusSignal(const TQT_DBusMessage&)));
m_connection.closeConnection(DBUS_HWCTRL_SERVICE_NAME);
}
}
void HardwareControl::slotReconnect() {
close();
if (!initDBUS()) {
if (DBUS_CONNECTION_RETRY > retryCount) {
tqFatal("Failed to initialize the connection to DBus");
}
TQTimer::singleShot(DBUS_CONNECTION_TIMEOUT, this, TQT_SLOT(slotReconnect()));
retryCount++;
}
}
void HardwareControl::slotDbusSignal(const TQT_DBusMessage& message) {
if (message.interface() != TQString("org.freedesktop.DBus"))
return;
if (message.member() != TQString("NameAcquired"))
return;
tqDebug("Name acquired: " + message[0].toString());
serviceName = message[0].toString();
}
void HardwareControl::slotConnectionCheck() {
if (serviceName != DBUS_HWCTRL_SERVICE_NAME) {
tqFatal("TDEHW service already running or no unique name possible.");
}
rootService = new RootNodeService(m_connection);
orgService = new OrgNodeService(m_connection);
trinitydesktopService = new TrinityDesktopNodeService(m_connection);
hardwarecontrolService = new HardwareControlNodeService(m_connection);
tqDebug("TDEHW service setup done.");
}
#include "HardwareControl.moc"
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