/* $Id: main.c,v 1.1.1.1 2002/10/14 09:31:17 sch Exp $ */
/*
* WMCPULoad - A dockapp to monitor CPU usage
* Copyright (C) 2001,2002 Seiichi SATO <ssato@sh.rim.or.jp>
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "libdockapp/dockapp.h"
#include "cpu.h"
#include "backlight_on.xpm"
#include "backlight_off.xpm"
#include "parts.xpm"
#define SIZE 58
#define WINDOWED_BG " \tc #AEAAAE"
#define MAX_HISTORY 16
#define CPUNUM_NONE -1
typedef enum { LIGHTON, LIGHTOFF } light;
Pixmap pixmap;
Pixmap backdrop_on;
Pixmap backdrop_off;
Pixmap parts;
Pixmap pix_chartbuf;
Pixmap mask;
static char *display_name = "";
static char *title = NULL;
static char *light_color = NULL; /* back-light color */
static unsigned update_interval = 1;
static light backlight = LIGHTOFF;
static unsigned alarm_threshold = 101;
static cpu_options cpu_opts;
static int history[MAX_HISTORY]; /* history of cpu usage */
static int hindex = 0;
/* prototypes */
static void update(void);
static void switch_light(void);
static void draw_digit(int per);
static void parse_arguments(int argc, char **argv);
static void print_help(char *prog);
#if USE_SMP
static void draw_cpunumber(void);
#endif
int
main(int argc, char **argv)
{
XEvent event;
XpmColorSymbol colors[2] = { {"Back0", NULL, 0}, {"Back1", NULL, 0} };
int ncolor = 0;
/* Parse Command-Line */
cpu_opts.ignore_nice = False;
cpu_opts.cpu_number = CPUNUM_NONE;
cpu_opts.ignore_procs = 0;
parse_arguments(argc, argv);
/* Initialize Application */
cpu_init();
dockapp_open_window(display_name, title == NULL ? PACKAGE : title,
SIZE, SIZE, argc, argv);
dockapp_set_eventmask(ButtonPressMask);
if (light_color) {
colors[0].pixel = dockapp_getcolor_pixel(light_color);
colors[1].pixel = dockapp_blendedcolor(light_color, -24, -24, -24, 1.0);
ncolor = 2;
}
/* change raw xpm data to pixmap */
if (dockapp_stat == WINDOWED_WITH_PANEL) {
backlight_on_xpm[1] = backlight_off_xpm[1] = WINDOWED_BG;
}
dockapp_xpm2pixmap(backlight_on_xpm, &backdrop_on, &mask, colors, ncolor);
dockapp_xpm2pixmap(backlight_off_xpm, &backdrop_off, NULL, NULL, 0);
dockapp_xpm2pixmap(parts_xpm, &parts, NULL, colors, ncolor);
/* shape window */
if (dockapp_stat == DOCKABLE_ICON || dockapp_stat == WINDOWED) {
dockapp_setshape(mask, 0, 0);
}
if (mask) XFreePixmap(display, mask);
/* pixmap : draw area */
pixmap = dockapp_XCreatePixmap(SIZE, SIZE);
pix_chartbuf = dockapp_XCreatePixmap(SIZE, SIZE);
/* Initialize pixmap */
if (backlight == LIGHTON) {
dockapp_copyarea(backdrop_on, pixmap, 0, 0, SIZE, SIZE, 0, 0);
} else {
dockapp_copyarea(backdrop_off, pixmap, 0, 0, SIZE, SIZE, 0, 0);
}
dockapp_set_background(pixmap);
dockapp_show();
/* Main loop */
for (;;) {
if (dockapp_nextevent_or_timeout(&event, update_interval * 1000)) {
/* Next Event */
switch(event.type) {
case ButtonPress:
switch_light();
break;
default: /* make gcc happy */
break;
}
} else {
/* Time Out */
update();
}
}
return 0;
}
/* called by timer */
static void
update(void)
{
int usage;
int x, h;
static light pre_backlight;
static Bool in_alarm_mode = False;
/* get current cpu usage in percent */
usage = cpu_get_usage(&cpu_opts);
hindex++;
if (hindex >= MAX_HISTORY) {
hindex = 0;
}
history[hindex] = usage;
/* alarm mode */
if (usage >= alarm_threshold) {
if (!in_alarm_mode) {
in_alarm_mode = True;
pre_backlight = backlight;
}
if (backlight == LIGHTOFF) {
switch_light();
return;
}
} else {
if (in_alarm_mode) {
in_alarm_mode = False;
if (backlight != pre_backlight) {
switch_light();
return;
}
}
}
/* save current chart */
dockapp_copyarea(pixmap, pix_chartbuf, 9, 33, 44, 21, 0, 0);
/* all clear */
if (backlight == LIGHTON) {
dockapp_copyarea(backdrop_on, pixmap, 0, 0, 58, 58, 0, 0);
x = 2;
} else {
dockapp_copyarea(backdrop_off, pixmap, 0, 0, 58, 58, 0, 0);
x = 0;
}
/* draw digit */
draw_digit(usage);
#ifdef USE_SMP
/* draw cpu number */
if (cpu_opts.cpu_number != CPUNUM_NONE)
draw_cpunumber();
#endif
/* draw chart */
h = (21 * usage) / 100;
dockapp_copyarea(pix_chartbuf, pixmap, 0, 0, 44, 21, 6, 33);
dockapp_copyarea(parts, pixmap,100+x, 21-h, 2, h, 51, 54-h);
/* show */
dockapp_copy2window(pixmap);
}
/* called when mouse button pressed */
static void
switch_light(void)
{
int h, i, j = hindex;
int x = 0;
switch (backlight) {
case LIGHTOFF:
backlight = LIGHTON;
dockapp_copyarea(backdrop_on, pixmap, 0, 0, 58, 58, 0, 0);
x = 2;
break;
case LIGHTON:
backlight = LIGHTOFF;
dockapp_copyarea(backdrop_off, pixmap, 0, 0, 58, 58, 0, 0);
x = 0;
break;
}
/* redraw digit */
draw_digit(history[hindex]);
#ifdef USE_SMP
/* draw cpu number */
if (cpu_opts.cpu_number != CPUNUM_NONE)
draw_cpunumber();
#endif
/* redraw chart */
for (i = 0; i < MAX_HISTORY; i++) {
h = (21 * history[j]) / 100;
dockapp_copyarea(parts, pixmap, 100+x, 21-h, 2, h, 51-3*i, 54-h);
j--;
if (j < 0) j = MAX_HISTORY - 1;
}
/* show */
dockapp_copy2window(pixmap);
}
static void
draw_digit(int per)
{
int v100, v10, v1;
int y = 0;
if (per < 0) per = 0;
if (per > 100) per = 100;
v100 = per / 100;
v10 = (per - v100 * 100) / 10;
v1 = (per - v100 * 100 - v10 * 10);
if (backlight == LIGHTON) {
y = 20;
}
/* draw digit */
dockapp_copyarea(parts, pixmap, v1 * 10, y, 10, 20, 29, 7);
if (v10 != 0) {
dockapp_copyarea(parts, pixmap, v10 * 10, y, 10, 20, 17, 7);
}
if (v100 == 1) {
dockapp_copyarea(parts, pixmap, 10, y, 10, 20, 5, 7);
dockapp_copyarea(parts, pixmap, 0, y, 10, 20, 17, 7);
dockapp_copyarea(parts, pixmap, 0, y, 10, 20, 29, 7);
}
}
#ifdef USE_SMP
static void
draw_cpunumber(void)
{
int x_offset = 0;
int v10 = 0, v1 = 0;
v10 = cpu_opts.cpu_number / 10;
v1 = cpu_opts.cpu_number - v10 * 10;
if (backlight == LIGHTON) {
x_offset = 50;
}
if (v10) {
dockapp_copyarea(parts, pixmap, x_offset + v10 * 5, 40, 5, 9, 44, 10);
}
dockapp_copyarea(parts, pixmap, x_offset + v1 * 5, 40, 5, 9, 50, 10);
}
#endif
static void
parse_arguments(int argc, char **argv)
{
int i;
for (i = 1; i < argc; i++) {
if (!strcmp(argv[i], "--help") || !strcmp(argv[i], "-h"))
print_help(argv[0]), exit(0);
else if (!strcmp(argv[i], "--version") || !strcmp(argv[i], "-v"))
printf("%s version %s\n", PACKAGE, VERSION), exit(0);
else if (!strcmp(argv[i], "--display") || !strcmp(argv[i], "-d")) {
display_name = argv[i + 1];
i++;
}
else if (!strcmp(argv[i], "--backlight") || !strcmp(argv[i], "-bl"))
backlight = LIGHTON;
else if (!strcmp(argv[i], "--light-color") || !strcmp(argv[i], "-lc")) {
light_color = argv[i + 1];
i++;
}
#ifdef IGNORE_NICE
else if (!strcmp(argv[i], "--ignore-nice") || !strcmp(argv[i], "-n"))
cpu_opts.ignore_nice = True;
#endif
else if (!strcmp(argv[i], "--interval") || !strcmp(argv[i], "-i")) {
int integer;
if (argc == i + 1)
fprintf(stderr,
"%s: error parsing argument for option %s\n",
argv[0], argv[i]), exit(1);
if (sscanf(argv[i + 1], "%i", &integer) != 1)
fprintf(stderr,
"%s: error parsing argument for option %s\n",
argv[0], argv[i]), exit(1);
if (integer < 1)
fprintf(stderr, "%s: argument %s must be >=1\n",
argv[0], argv[i]), exit(1);
update_interval = integer;
i++;
} else if (!strcmp(argv[i], "--alarm") || !strcmp(argv[i], "-a")) {
int integer;
if (argc == i + 1)
alarm_threshold = 90;
else if (sscanf(argv[i + 1], "%i", &integer) != 1)
alarm_threshold = 90;
else if (integer < 0 || integer > 100)
fprintf(stderr, "%s: argument %s must be from 0 to 100\n",
argv[0], argv[i]), exit(1);
else
alarm_threshold = integer, i++;
} else if (!strcmp(argv[i], "--windowed")
|| !strcmp(argv[i], "-w"))
dockapp_stat = WINDOWED;
else if (!strcmp(argv[i], "--windowed-withpanel")
|| !strcmp(argv[i], "-wp"))
dockapp_stat = WINDOWED_WITH_PANEL;
else if (!strcmp(argv[i], "--broken-wm") || !strcmp(argv[i], "-bw"))
dockapp_isbrokenwm = True;
else if (!strcmp(argv[i], "--title") || !strcmp(argv[i], "-t")) {
title = argv[i + 1];
i++;
}
#ifdef IGNORE_PROC
else if (!strcmp(argv[i], "--ignore-proc") || !strcmp(argv[i], "-p")) {
if (argc == i + 1)
fprintf(stderr, "%s: error parsing argument for option %s\n",
argv[0], argv[i]), exit(1);
if (argv[i + 1][0] == '-')
fprintf(stderr, "%s: error parsing argument for option %s\n",
argv[0], argv[i]), exit(1);
while (i + 1 < argc) {
if (!(argv[i + 1][0] == '-')) {
if (strlen(argv[i + 1]) >= COMM_LEN)
fprintf(stderr, "%s: command name %s is longer than 15 characters\n",
argv[0], argv[i + 1]), exit(1);
if (cpu_opts.ignore_procs == MAX_PROC)
fprintf(stderr, "%s: maximum number of command names is %d\n",
argv[0], MAX_PROC), exit(1);
cpu_opts.ignore_proc_list[cpu_opts.ignore_procs] = argv[i + 1];
cpu_opts.ignore_procs++;
} else {
break;
}
i++;
}
}
#endif /* IGNORE_PROC */
#ifdef USE_SMP
else if (!strcmp(argv[i], "--cpu") || !strcmp(argv[i], "-c")) {
int integer;
if (argc == i + 1)
fprintf(stderr, "%s: error parsing argument for option %s\n",
argv[0], argv[i]), exit(1);
if (sscanf(argv[i + 1], "%i", &integer) != 1)
fprintf(stderr, "%s: error parsing argument for option %s\n",
argv[0], argv[i]), exit(1);
if (integer < 0)
fprintf(stderr, "%s: argument %s must be >=0\n",
argv[0], argv[i]), exit(1);
cpu_opts.cpu_number = integer;
i++;
}
#endif /* USE_SMP */
else {
fprintf(stderr, "%s: unrecognized option '%s'\n", argv[0],
argv[i]);
print_help(argv[0]), exit(1);
}
}
#if defined(USE_SMP) && defined(IGNORE_PROC)
if (cpu_opts.cpu_number != CPUNUM_NONE && cpu_opts.ignore_procs) {
fprintf(stderr, "You can't use '-c, --cpu' option with '-p, --ignore_procs' option");
exit (1);
}
#endif
}
static void
print_help(char *prog)
{
printf("Usage : %s [OPTIONS]\n", prog);
printf("WMCPULoad - A dockapp to monitor CPU usage\n");
printf(" -d, --display <string> display to use\n");
printf(" -t, --title <string> application title name\n");
printf(" -bl, --backlight turn on back-light\n");
printf(" -lc, --light-color <string> back-light color(rgb:6E/C6/3B is default)\n");
printf(" -i, --interval <number> number of secs between updates (1 is default)\n");
#ifdef USE_SMP
printf(" -c, --cpu <number> which CPU is monitored (0, 1, ... )\n");
#endif
#ifdef IGNORE_NICE
printf(" -n, --ignore-nice ignore a nice value\n");
#endif
#ifdef IGNORE_PROC
printf(" -p, --ignore-proc <name> .. ignore all processes specified by command name\n");
#endif
printf(" -h, --help show this help text and exit\n");
printf(" -v, --version show program version and exit\n");
printf(" -w, --windowed run the application in windowed mode\n");
printf(" -wp, --windowed-withpanel run the application in windowed mode\n");
printf(" with background panel\n");
printf(" -bw, --broken-wm activate broken window manager fix\n");
printf(" -a, --alarm <percentage> activate alarm mode. <percentage> is threshold\n");
printf(" of percentage from 0 to 100.(90 is default)\n");
}
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