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/* Dell i8K Hardware Monitor Plug-in for KSim
*
* Copyright (C) 2003 Nadeem Hasan <nhasan@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*/
#include "ksimi8k.h"
#include <qlayout.h>
#include <qtimer.h>
#include <qfile.h>
#include <qtextstream.h>
#include <qregexp.h>
#include <qlabel.h>
#include <qcheckbox.h>
#include <label.h>
#include <klocale.h>
#include <kapplication.h>
#include <kconfig.h>
#include <kaboutapplication.h>
#include <knuminput.h>
#include <kdebug.h>
KSIM_INIT_PLUGIN(I8KPlugin);
I8KPlugin::I8KPlugin(const char *name)
: KSim::PluginObject(name)
{
setConfigFileName(instanceName());
}
I8KPlugin::~I8KPlugin()
{
}
KSim::PluginView *I8KPlugin::createView(const char *className)
{
return new I8KView(this, className);
}
KSim::PluginPage *I8KPlugin::createConfigPage(const char *className)
{
return new I8KConfig(this, className);
}
void I8KPlugin::showAbout()
{
QString version = kapp->aboutData()->version();
KAboutData aboutData(instanceName(),
I18N_NOOP("KSim I8K Plugin"), version.latin1(),
I18N_NOOP("Dell I8K Hardware Monitor plugin"),
KAboutData::License_GPL, "(C) 2003 Nadeem Hasan");
aboutData.addAuthor("Nadeem Hasan", I18N_NOOP("Author"),
"nhasan@kde.org");
KAboutApplication(&aboutData).exec();
}
I8KView::I8KView(KSim::PluginObject *parent, const char *name)
: KSim::PluginView(parent, name),
m_timer( 0L ), m_procFile( 0L ), m_procStream( 0L )
{
initGUI();
m_timer = new QTimer( this );
m_reData = new QRegExp( "\\S+\\s+\\S+\\s+\\S+\\s+(\\d+)\\s+\\S+"
"\\s+\\S+\\s+(\\d+)\\s+(\\d+)\\s+\\S+\\s+\\S+" );
openStream();
reparseConfig();
}
I8KView::~I8KView()
{
closeStream();
delete m_timer;
delete m_reData;
}
void I8KView::reparseConfig()
{
config()->setGroup("I8KPlugin");
m_unit = config()->readEntry( "Unit", "C" );
m_interval = config()->readNumEntry( "Interval", 5 );
if ( m_procStream )
{
m_timer->stop();
m_timer->start( m_interval*1000 );
}
updateView();
}
void I8KView::openStream()
{
kdDebug( 2003 ) << "i8k: Trying /proc/i8k...." << endl;
m_timer->stop();
if ( ( m_procFile = fopen( "/proc/i8k", "r" ) ) )
{
m_procStream = new QTextIStream( m_procFile );
disconnect( m_timer, 0, 0, 0 );
connect( m_timer, SIGNAL( timeout() ), SLOT( updateView() ) );
m_timer->start( m_interval*1000 );
kdDebug( 2003 ) << "i8k: Success" << endl;
}
else
{
// i8k module is not loaded. Try again after 30 secs.
disconnect( m_timer, 0, 0, 0 );
connect( m_timer, SIGNAL( timeout() ), SLOT( openStream() ) );
m_timer->start( 30*1000 );
kdDebug( 2003 ) << "i8k: Failed...retry after 30 secs" << endl;
}
}
void I8KView::closeStream()
{
if ( m_procFile )
fclose( m_procFile );
if ( m_procStream )
delete m_procStream;
m_procFile = 0L;
m_procStream = 0L;
m_timer->stop();
}
void I8KView::initGUI()
{
QVBoxLayout *layout = new QVBoxLayout( this );
m_fan1Label = new KSim::Label( this );
m_fan2Label = new KSim::Label( this );
m_tempLabel = new KSim::Label( this );
layout->addWidget( m_fan1Label );
layout->addWidget( m_fan2Label );
layout->addWidget( m_tempLabel );
}
void I8KView::updateView()
{
kdDebug( 2003 ) << "i8k: Updating..." << endl;
int cputemp=0, rightspeed=0, leftspeed=0;
if ( m_procStream )
{
fseek( m_procFile, 0L, SEEK_SET );
QString line = m_procStream->read();
if ( line.isEmpty() )
{
// i8k module is no longer available, is it possible?
closeStream();
openStream();
return;
}
if ( m_reData->search( line ) > -1 )
{
QStringList matches = m_reData->capturedTexts();
cputemp = matches[ 1 ].toInt();
leftspeed = matches[ 2 ].toInt();
rightspeed = matches[ 3 ].toInt();
if ( m_unit == "F" )
cputemp = ( cputemp*9/5 ) + 32;
}
}
if ( rightspeed > 0 )
m_fan1Label->setText( i18n( "Right fan: %1 RPM" ).arg( rightspeed ) );
else
m_fan1Label->setText( i18n( "Right fan: Off" ) );
if ( leftspeed > 0 )
m_fan2Label->setText( i18n( "Left fan: %1 RPM" ).arg( leftspeed ) );
else
m_fan2Label->setText( i18n( "Left fan: Off" ) );
m_tempLabel->setText( i18n( "CPU temp: %1°%2" ).arg( cputemp )
.arg( m_unit ) );
}
I8KConfig::I8KConfig(KSim::PluginObject *parent, const char *name)
: KSim::PluginPage(parent, name)
{
m_unit = new QCheckBox( i18n( "Show temperature in Fahrenheit" ),
this );
QLabel *label = new QLabel( i18n( "Update interval:" ), this );
m_interval = new KIntNumInput( this );
m_interval->setRange( 2, 60, 1, true );
m_interval->setSuffix( i18n( " sec" ) );
QGridLayout *layout = new QGridLayout( this, 3, 2, 0,
KDialog::spacingHint() );
layout->addMultiCellWidget( m_unit, 0, 0, 0, 1 );
layout->addWidget( label, 1, 0 );
layout->addWidget( m_interval, 1, 1 );
layout->setColStretch( 1, 1 );
layout->setRowStretch( 2, 1 );
}
I8KConfig::~I8KConfig()
{
}
void I8KConfig::readConfig()
{
config()->setGroup("I8KPlugin");
QString unit = config()->readEntry( "Unit", "C" );
int interval = config()->readNumEntry( "Interval", 5 );
m_unit->setChecked( unit == "F" );
m_interval->setValue( interval );
}
void I8KConfig::saveConfig()
{
config()->setGroup("I8KPlugin");
config()->writeEntry( "Unit", m_unit->isChecked()? "F" : "C" );
config()->writeEntry( "Interval", m_interval->value() );
}
#include "ksimi8k.moc"
/* vim: et sw=2 ts=2
*/
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