Commit b5aa5bb8 authored by Miklós Máté's avatar Miklós Máté

dataengines: remove an unused header

It was imported from libksysguard, but I don't know why.

https://phabricator.kde.org/D26499Signed-off-by: Miklós Máté's avatarMiklós Máté <mtmkls@gmail.com>
parent 82400960
/*
KSysGuard, the KDE System Guard
Copyright (c) 1999, 2000 Chris Schlaeger <cs@kde.org>
Copyright (c) 2006 John Tapsell <tapsell@kde.org>
This program is free software; you can redistribute it and/or
modify it under the terms of version 2 of the GNU General Public
License 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef KSG_SENSORCLIENT_H
#define KSG_SENSORCLIENT_H
#include <QByteArray>
#include <QList>
#include <QString>
namespace KSGRD {
/**
Every object that should act as a client to a sensor must inherit from
this class. A pointer to the client object is passed as SensorClient*
to the SensorAgent. When the requested information is available or a
problem occurred one of the member functions is called.
*/
class SensorClient
{
public:
explicit SensorClient() { }
virtual ~SensorClient() { }
/**
This function is called whenever the information from the sensor has
been received by the sensor agent. This function must be reimplemented
by the sensor client to receive and process this information.
*/
virtual void answerReceived( const QString &, const QList<QByteArray>& ) { }
/**
In case of an unexpected fatal problem with the sensor the sensor
agent will call this function to notify the client about it.
*/
virtual void sensorLost( const QString &) { }
};
/**
The following classes are utility classes that provide a
convenient way to retrieve pieces of information from the sensor
answers. For each type of answer there is a separate class.
*/
class SensorTokenizer
{
public:
SensorTokenizer( const QByteArray &info, char separator )
{
if ( separator == '/' ) {
//This is a special case where we assume that info is a '\' escaped string
int i=0;
int lastTokenAt = -1;
for( ; i < info.length(); ++i ) {
if( info[i] == '\\' ) {
++i;
}
else if ( info[i] == separator ) {
m_tokens.append( unEscapeString( info.mid( lastTokenAt + 1, i - lastTokenAt - 1 ) ) );
lastTokenAt = i;
}
}
//Add everything after the last token
m_tokens.append( unEscapeString( info.mid( lastTokenAt + 1, i - lastTokenAt - 1 ) ) );
}
else {
m_tokens = info.split( separator );
}
}
~SensorTokenizer() { }
const QByteArray& operator[]( unsigned idx )
{
Q_ASSERT(idx < (unsigned)(m_tokens.count()));
return m_tokens[ idx ];
}
uint count()
{
return m_tokens.count();
}
private:
QList<QByteArray> m_tokens;
QByteArray unEscapeString( QByteArray string ) {
int i=0;
for( ; i < string.length(); ++i ) {
if( string[i] == '\\' ) {
string.remove( i, 1 );
++i;
}
}
return string;
}
};
/**
An integer info contains 4 fields separated by TABS, a description
(name), the minimum and the maximum values and the unit.
e.g. Swap Memory 0 133885952 KB
*/
class SensorIntegerInfo : public SensorTokenizer
{
public:
explicit SensorIntegerInfo( const QByteArray &info )
: SensorTokenizer( info, '\t' ) { }
~SensorIntegerInfo() { }
QString name()
{
return QString::fromUtf8((*this)[ 0 ]);
}
long min()
{
return (*this)[ 1 ].toLong();
}
long max()
{
return (*this)[ 2 ].toLong();
}
QString unit()
{
return QString::fromUtf8((*this)[ 3 ]);
}
};
/**
An float info contains 4 fields separated by TABS, a description
(name), the minimum and the maximum values and the unit.
e.g. CPU Voltage 0.0 5.0 V
*/
class SensorFloatInfo : public SensorTokenizer
{
public:
explicit SensorFloatInfo( const QByteArray &info )
: SensorTokenizer( info, '\t' ) { }
~SensorFloatInfo() { }
QString name()
{
return QString::fromUtf8((*this)[ 0 ]);
}
double min()
{
return (*this)[ 1 ].toDouble();
}
double max()
{
return (*this)[ 2 ].toDouble();
}
QString unit()
{
return QString::fromUtf8((*this)[ 3 ]);
}
};
}
#endif
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