/*
* wmmp3
* Copyright (c)1999 Patrick Crosby <xb@dotfiles.com>.
* This software covered by the GPL. See COPYING file for details.
*
* main.c
*
* This is the main body of the application. Handles all initialization
* plus the X event loop.
*
* $Id: main.c,v 1.11 1999/10/08 22:21:32 pcrosby Exp $
*/
#include "main.h"
#define B_STOP 0
#define B_PLAY 1
#define B_BACK 2
#define B_NEXT 3
#define B_PREV_DIR 4
#define B_RAND 5
#define B_NEXT_DIR 6
#define B_REPEAT 7
#define B_TITLE 8
void loadconfig();
void show_help();
void show_version();
int check_options(int argc, char *argv[]);
int handle_button_press(int x, int y);
void handle_button_release(int i);
struct coord {
int x;
int y;
int w;
int h;
};
/* from Steven Jorgensen */
void stripspace(char *s) {
char *t;
t = s + strlen(s) - 1;
while (t > s && isspace(*t)) {
t--;
}
t++;
*t = '\0';
}
int handle_button_press(int x, int y) {
int i;
i = CheckMouseRegion(x, y);
switch (i) {
case B_STOP:
button_down(i);
button_up(B_PLAY); /* raise play */
button_up(B_PREV_DIR); /* reactivate directory up/down */
button_up(B_NEXT_DIR);
stop();
break;
case B_PLAY:
button_down(i);
button_gray(B_PREV_DIR); /* gray out directory up/down */
button_gray(B_NEXT_DIR);
user_play();
break;
case B_BACK:
button_down(i);
back();
break;
case B_NEXT:
button_down(i);
next();
break;
case B_PREV_DIR:
dir_up(i);
break;
case B_RAND:
random_toggle(i);
break;
case B_NEXT_DIR:
dir_down(i);
break;
case B_REPEAT:
repeat_toggle(i);
break;
case B_TITLE:
turn_on_scroll();
break;
default:
fprintf(stderr, "unknown button pressed\n");
}
RedrawWindow();
return(i);
}
void handle_button_release(int i)
{
/* play stays down, don't mess with toggles */
/* ignore song title press too */
if (((i != B_PLAY) && (i != B_RAND)) &&
((i != B_REPEAT) && (i != B_TITLE))) {
if (!is_playing()) {
button_up(i);
RedrawWindow();
} else {
/* don't undo gray of dir up/down */
if (((i == B_STOP) || (i == B_BACK)) || (i == B_NEXT)) {
button_up(i);
RedrawWindow();
}
}
}
}
void loadconfig()
{
struct passwd *pw;
char *config_filename;
FILE *fp;
errno = 0;
/* set defualts in case anything fails */
set_mpg123("/usr/local/bin/mpg123");
set_mp3ext(".mp3");
set_playlistext(".m3u");
pw = getpwuid(getuid());
/* don't forget about the string terminator... */
config_filename = (char *) malloc(sizeof(char) *
(strlen(pw->pw_dir) + 8));
sprintf(config_filename, "%s/.wmmp3", pw->pw_dir);
fp = fopen(config_filename, "r");
if (fp != NULL) {
char line[256];
char variable[256];
char value[256];
fgets(line, 256, fp);
while (!feof(fp)) {
if ((line[0] != '#') && (line[0] != '\n')) {
if (sscanf(line, " %s = %[^\n]", variable, value) < 2) {
fprintf(stderr, "Malformed line in config file: %s\n", line);
} else {
if (strcmp(variable, "mpg123") == 0) {
stripspace(value);
set_mpg123(value);
} else if (strcmp(variable, "mp3dir") == 0) {
stripspace(value);
add_mp3dir(value);
} else if (strcmp(variable, "mp3dirname") == 0) {
stripspace(value);
add_mp3dirname(value);
} else if (strcmp(variable, "mp3ext") == 0) {
stripspace(value);
set_mp3ext(value);
} else if (strcmp(variable, "playlistext") == 0) {
stripspace(value);
set_playlistext(value);
} else if (strcmp(variable, "alwaysscroll") == 0) {
stripspace(value);
set_alwaysscroll(value);
} else {
fprintf(stderr, "Unrecognized variable in config file: %s\n",
variable);
}
}
}
fgets(line, 256, fp);
}
fclose(fp);
} else {
fprintf(stderr, "open of %s failed: %s\n",
config_filename,
strerror(errno));
}
free(config_filename);
}
void show_help()
{
printf("wmmp3 -- by Patrick Crosby -- Version %s\n", VERSION);
printf("At this moment, there are no command line options that do\n");
printf("anything special:\n");
printf("\t-h,--help: print this message\n");
printf("\t-v,--version: print version info\n");
printf("All options are set in ~/.wmmp3. See sample.wmmp3 in the\n");
printf("distribution or http://dotfiles.com/software/ for more info.\n");
}
void show_version()
{
printf("wmmp3 -- by Patrick Crosby -- Version %s\n", VERSION);
}
int check_options(int argc, char *argv[])
{
int option_entered = 0;
int i;
for (i = 1; i < argc; i++) {
if (streq(argv[i], "-h")) {
option_entered = 1;
show_help();
}
else if (streq(argv[i], "--help")) {
option_entered = 1;
show_help();
}
else if (streq(argv[i], "-v")) {
option_entered = 1;
show_version();
}
else if (streq(argv[i], "--version")) {
option_entered = 1;
show_version();
}
}
return option_entered;
}
void main(int argc, char *argv[])
{
struct coord pos[] = {
{35, 34, 12, 11}, /* stop */
{46, 34, 12, 11}, /* play */
{35, 45, 12, 11}, /* back */
{46, 45, 12, 11}, /* next */
{6, 34, 12, 11}, /* prev_dir */
{17, 34, 12, 11}, /* random */
{6, 45, 12, 11}, /* next_dir */
{17, 45, 12, 11}, /* repeat */
{5, 18, 54, 12} /* song title */
};
char mask_bits[64 * 64];
int mask_width = 64;
int mask_height = 64;
XEvent Event;
int i;
int btn_num;
if (check_options(argc, argv)) {
exit(1);
}
loadconfig();
/* set up the display area for wmmp3 */
createXBMfromXPM(mask_bits, wmmp3_xpm, mask_width, mask_height);
openXwindow(argc, argv, wmmp3_xpm, mask_bits, mask_width, mask_height);
font_init();
draw_string("wmmp3", 5, 5);
i = 0;
for (i = 0; i < 9; i++)
AddMouseRegion(i, pos[i].x, pos[i].y,
pos[i].x + pos[i].w,
pos[i].y + pos[i].h);
/* event loop */
while (1) {
while (XPending(display)) {
XNextEvent(display, &Event);
switch (Event.type) {
case Expose:
RedrawWindow();
break;
case ClientMessage:
break;
case DestroyNotify:
XCloseDisplay(display);
exit(0);
case ButtonPress:
btn_num = handle_button_press(Event.xbutton.x,
Event.xbutton.y);
break;
case ButtonRelease:
handle_button_release(btn_num);
break;
}
}
usleep(50000);
}
exit(0);
}