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/*
KSysGuard, the KDE System Guard
Copyright (c) 1999, 2000 Chris Schlaeger <cs@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.
KSysGuard is currently maintained by Chris Schlaeger <cs@kde.org>.
Please do not commit any changes without consulting me first. Thanks!
*/
#ifndef KSG_SENSORCLIENT_H
#define KSG_SENSORCLIENT_H
#include <tqptrlist.h>
#include <tqstring.h>
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:
SensorClient() { }
virtual ~SensorClient() { }
/**
This function is called whenever the information form 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( int, const TQString& ) { }
/**
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( int ) { }
};
/**
Every object that has a SensorClient as a child must inherit from
this class to support the advanced update interval settings.
*/
class SensorBoard
{
public:
SensorBoard() { }
virtual ~SensorBoard() { }
void updateInterval( int interval ) { mUpdateInterval = interval; }
int updateInterval() { return mUpdateInterval; }
private:
int mUpdateInterval;
};
/**
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 TQString &info, TQChar separator )
{
mTokens = TQStringList::split( separator, info );
}
~SensorTokenizer() { }
const TQString& operator[]( unsigned idx )
{
return mTokens[ idx ];
}
uint count()
{
return mTokens.count();
}
private:
TQStringList mTokens;
};
/**
An integer info contains 4 fields seperated 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:
SensorIntegerInfo( const TQString &info )
: SensorTokenizer( info, '\t' ) { }
~SensorIntegerInfo() { }
const TQString &name()
{
return (*this)[ 0 ];
}
long min()
{
return (*this)[ 1 ].toLong();
}
long max()
{
return (*this)[ 2 ].toLong();
}
const TQString &unit()
{
return (*this)[ 3 ];
}
};
/**
An float info contains 4 fields seperated 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:
SensorFloatInfo( const TQString &info )
: SensorTokenizer( info, '\t' ) { }
~SensorFloatInfo() { }
const TQString &name()
{
return (*this)[ 0 ];
}
double min()
{
return (*this)[ 1 ].toDouble();
}
double max()
{
return (*this)[ 2 ].toDouble();
}
const TQString &unit()
{
return (*this)[ 3 ];
}
};
/**
A PS line consists of information about a process. Each piece of
information is seperated by a TAB. The first 4 fields are process name,
PID, PPID and real user ID. Those fields are mandatory.
*/
class SensorPSLine : public SensorTokenizer
{
public:
SensorPSLine( const TQString &line )
: SensorTokenizer( line, '\t' ) { }
~SensorPSLine() { }
const TQString& name()
{
return (*this)[ 0 ];
}
long pid()
{
return (*this)[ 1 ].toLong();
}
long ppid()
{
return (*this)[ 2 ].toLong();
}
long uid()
{
return (*this)[ 3 ].toLong();
}
};
}
#endif
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