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/*
* DeviceServiceBase.cpp
*
* Created on: Feb 1, 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 <unistd.h>
#include <tqfile.h>
#include <tqtextstream.h>
#include <tqdbuserror.h>
#include "DeviceServiceBase.h"
DeviceServiceBase::DeviceServiceBase(TQT_DBusConnection &conn)
: m_connection(&conn)
{
// TODO Auto-generated constructor stub
}
DeviceServiceBase::~DeviceServiceBase()
{
if (m_connection)
delete m_connection;
}
bool DeviceServiceBase::canSetDeviceValue(const TQString& device, TQT_DBusError& error) {
// check if path is writable
int rval = access (device.latin1(), W_OK);
if (rval != 0)
return false;
return true;
}
bool DeviceServiceBase::setDeviceValue(const TQString& device, const TQString& param, TQT_DBusError& error) {
// make sure path is writable
if (canSetDeviceValue(device, error)) {
TQFile file(device);
if (!file.open( IO_WriteOnly ) ) {
error = TQT_DBusError::stdFailed(TQString ("Could not open device %1").arg(device));
return false;
}
TQTextStream stream( &file );
stream << param;
file.close();
} else {
error = TQT_DBusError::stdFailed(TQString ("Could not access device %1").arg(device));
return false;
}
return true;
}
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