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