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119 lines
3.7 KiB
119 lines
3.7 KiB
/*
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* HardwareControl.cpp
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*
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* Created on: Feb 2, 2021
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* Author: emanoil
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*
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* hardwarecontrol Copyright (C) 2021 trinity desktop development team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <tqtimer.h>
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#include <tqdbusmessage.h>
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#include "HardwareControl.h"
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#define DBUS_HWCTRL_SERVICE_NAME "org.trinitydesktop.hardwarecontrol"
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#define DBUS_CONNECTION_TIMEOUT 4000
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#define DBUS_CONNECTION_RETRY 3
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HardwareControl::HardwareControl(int &argc, char **argv, bool GUIenabled, bool SMenabled) :
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TQApplication(argc, argv, GUIenabled, SMenabled)
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{
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retryCount=0;
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// init session connection to dbus
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if (!initDBUS()) {
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tqDebug("Failed to initialize the connection to DBus");
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TQTimer::singleShot(DBUS_CONNECTION_TIMEOUT, this, TQT_SLOT(slotReconnect()));
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retryCount++;
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}
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}
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HardwareControl::~HardwareControl()
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{
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// close D-Bus connection
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close();
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delete hardwarecontrolService;
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delete trinitydesktopService;
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delete orgService;
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delete rootService;
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}
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bool HardwareControl::initDBUS(){
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m_connection = TQT_DBusConnection::addConnection(TQT_DBusConnection::SystemBus, DBUS_HWCTRL_SERVICE_NAME);
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if ( !m_connection.isConnected() ) {
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tqDebug("Failed to open connection to system message bus: "
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+ m_connection.lastError().message());
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return false;
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}
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// try to get a specific service name
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if (!m_connection.requestName(DBUS_HWCTRL_SERVICE_NAME, TQT_DBusConnection::NoReplace))
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return false;
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m_connection.scheduleDispatch();
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m_connection.connect(this, TQT_SLOT(slotDbusSignal(const TQT_DBusMessage&)));
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TQTimer::singleShot(10, this, TQT_SLOT(slotConnectionCheck()));
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return true;
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}
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void HardwareControl::close() {
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if(m_connection.isConnected()) {
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m_connection.disconnect(this, TQT_SLOT(slotDbusSignal(const TQT_DBusMessage&)));
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m_connection.closeConnection(DBUS_HWCTRL_SERVICE_NAME);
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}
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}
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void HardwareControl::slotReconnect() {
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close();
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if (!initDBUS()) {
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if (DBUS_CONNECTION_RETRY > retryCount) {
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tqFatal("Failed to initialize the connection to DBus");
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}
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TQTimer::singleShot(DBUS_CONNECTION_TIMEOUT, this, TQT_SLOT(slotReconnect()));
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retryCount++;
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}
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}
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void HardwareControl::slotDbusSignal(const TQT_DBusMessage& message) {
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if (message.interface() != TQString("org.freedesktop.DBus"))
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return;
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if (message.member() != TQString("NameAcquired"))
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return;
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tqDebug("Name acquired: " + message[0].toString());
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serviceName = message[0].toString();
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}
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void HardwareControl::slotConnectionCheck() {
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if (serviceName != DBUS_HWCTRL_SERVICE_NAME) {
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tqFatal("TDEHW service already running or no unique name possible.");
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}
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rootService = new RootNodeService(m_connection);
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orgService = new OrgNodeService(m_connection);
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trinitydesktopService = new TrinityDesktopNodeService(m_connection);
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hardwarecontrolService = new HardwareControlNodeService(m_connection);
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tqDebug("TDEHW service setup done.");
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}
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#include "HardwareControl.moc"
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