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//
// Copyright (c) 1994, 1995 by Mike Romberg ( romberg@fsl.noaa.gov )
// 2007 by Samuel Thibault ( samuel.thibault@ens-lyon.org )
//
// This file may be distributed under terms of the GPL
//
#include "swapmeter.h"
#include "xosview.h"
#include <fstream>
#include <sstream>
#include <stdlib.h>
#include <error.h>
extern "C" {
#include <mach.h>
#include <mach/mach_traps.h>
#include <mach/default_pager.h>
#include "get_def_pager.h"
}
SwapMeter::SwapMeter( XOSView *parent )
: FieldMeterGraph( parent, 2, "SWAP", "ACTIVE/USED/FREE" ){
def_pager = MACH_PORT_NULL;
}
SwapMeter::~SwapMeter( void ){
}
void SwapMeter::checkResources( void ){
FieldMeterGraph::checkResources();
setfieldcolor( 0, parent_->getResource( "swapUsedColor" ) );
setfieldcolor( 1, parent_->getResource( "swapFreeColor" ) );
priority_ = atoi (parent_->getResource( "swapPriority" ) );
dodecay_ = parent_->isResourceTrue( "swapDecay" );
useGraph_ = parent_->isResourceTrue( "swapGraph" );
SetUsedFormat (parent_->getResource("swapUsedFormat"));
}
void SwapMeter::checkevent( void ){
getswapinfo();
drawfields();
}
void SwapMeter::getswapinfo( void ){
kern_return_t err;
if (def_pager == MACH_PORT_NULL)
def_pager = get_def_pager();
if (!MACH_PORT_VALID (def_pager)) {
def_pager = MACH_PORT_DEAD;
parent_->done(1);
return;
}
err = default_pager_info (def_pager, &def_pager_info);
if (err) {
error (0, err, "default_pager_info");
parent_->done(1);
return;
}
total_ = def_pager_info.dpi_total_space;
fields_[1] = def_pager_info.dpi_free_space;
fields_[0] = total_ - fields_[1];
if (total_)
setUsed (fields_[0], total_);
}
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