htop/SwapMeter.c at wip · hishamhm/htop

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htop - SwapMeter.c

Released under the GNU GPL, see the COPYING file

in the source distribution for its full text.

#include "SwapMeter.h"

#include "CRT.h"

#include "Platform.h"

#include <stdlib.h>

#include <string.h>

#include <math.h>

#include <sys/param.h>

#include <assert.h>

/*{

#include "Meter.h"

}*/

#define KILOBYTE 1

#define MEGABYTE 1024

#define GIGABYTE 1048576

int SwapMeter_attributes[] = {

SWAP

};

/* NOTE: Value is in kilobytes */

static void SwapMeter_humanNumber(char* buffer, const long int* value) {

sprintf(buffer, "%ldM ", *value / MEGABYTE);

}

static void SwapMeter_setValues(Meter* this, char* buffer, int len) {

Platform_setSwapValues(this);

snprintf(buffer, len, "%ld/%ldMB", (long int) this->values[0] / MEGABYTE, (long int) this->total / MEGABYTE);

}

static void SwapMeter_display(Object* cast, RichString* out) {

char buffer[50];

Meter* this = (Meter*)cast;

long int swap = (long int) this->values[0];

long int total = (long int) this->total;

RichString_write(out, CRT_colors[METER_TEXT], ":");

SwapMeter_humanNumber(buffer, &total);

RichString_append(out, CRT_colors[METER_VALUE], buffer);

SwapMeter_humanNumber(buffer, &swap);

RichString_append(out, CRT_colors[METER_TEXT], "used:");

RichString_append(out, CRT_colors[METER_VALUE], buffer);

}

MeterClass SwapMeter_class = {

.super = {

.extends = Class(Meter),

.delete = Meter_delete,

.display = SwapMeter_display,

.setValues = SwapMeter_setValues,

.defaultMode = BAR_METERMODE,

.total = 100.0,

.attributes = SwapMeter_attributes,

.name = "Swap",

.uiName = "Swap",

.caption = "Swp"

};

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