summaryrefslogtreecommitdiffstats
path: root/SwapMeter.c
blob: a19c03007a6f7c357c6fe0d02c3da66f1cee5470 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
/*
htop - SwapMeter.c
(C) 2004-2011 Hisham H. Muhammad
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/%ldM", (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"
};

© 2014-2024 Faster IT GmbH | imprint | privacy policy