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/* This file is part of KNemo
Copyright (C) 2004, 2006 Percy Leonhardt <percy@eris23.de>
KNemo is free software; you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.
KNemo 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 Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <kdebug.h>
#include "interface.h"
#include "interfacemonitor.h"
InterfaceMonitor::InterfaceMonitor( TQObject* parent, const char* name )
: TQObject( parent, name )
{
}
InterfaceMonitor::~InterfaceMonitor()
{
}
void InterfaceMonitor::checkStatus( Interface* interface )
{
int currentState;
int previousState = interface->getState();
InterfaceData& data = interface->getData();
int trafficThreshold = interface->getSettings().trafficThreshold;
if ( !data.existing )
// the interface does not exist
currentState = Interface::NOT_EXISTING;
else if ( !data.available )
// the interface exists but is not connected
currentState = Interface::NOT_AVAILABLE;
else
{
// the interface is connected, look for traffic
currentState = Interface::AVAILABLE;
if ( ( data.rxPackets - data.prevRxPackets ) > (unsigned int) trafficThreshold )
currentState |= Interface::RX_TRAFFIC;
if ( ( data.txPackets - data.prevTxPackets ) > (unsigned int) trafficThreshold )
currentState |= Interface::TX_TRAFFIC;
}
// update the statistics
if ( data.incomingBytes > 0 )
{
emit incomingData( data.incomingBytes );
}
if ( data.outgoingBytes > 0 )
{
emit outgoingData( data.outgoingBytes );
}
data.prevRxPackets = data.rxPackets;
data.prevTxPackets = data.txPackets;
if ( ( previousState == Interface::NOT_EXISTING ||
previousState == Interface::NOT_AVAILABLE ||
previousState == Interface::UNKNOWN_STATE ) &&
currentState & Interface::AVAILABLE )
{
emit available( previousState );
}
else if ( ( previousState == Interface::NOT_EXISTING ||
previousState & Interface::AVAILABLE ||
previousState == Interface::UNKNOWN_STATE ) &&
currentState == Interface::NOT_AVAILABLE )
{
emit notAvailable( previousState );
}
else if ( ( previousState == Interface::NOT_AVAILABLE ||
previousState & Interface::AVAILABLE ||
previousState == Interface::UNKNOWN_STATE ) &&
currentState == Interface::NOT_EXISTING )
{
emit notExisting( previousState );
}
// make sure the icon fits the current state
if ( previousState != currentState )
{
emit statusChanged( currentState );
interface->setState( currentState );
}
}
#include "interfacemonitor.moc"
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