Pileus Git - lackey/blob - src/main.c

   1 #define _POSIX_C_SOURCE 1
   2 #include <stdarg.h>
   3 #include <stdlib.h>
   4 #include <signal.h>
   5 #include <ncurses.h>
   6
   7 #include "main.h"
   8 #include "screen.h"
   9
  10 /* Static data */
  11 static FILE *debug_fd = NULL;
  12
  13 /* Control-C handler, so we don't hose the therminal */
  14 static void on_sigint(int signum)
  15 {
  16         endwin();
  17         debug("got sigint\n");
  18         exit(0);
  19 }
  20
  21 /* Window change */
  22 static void on_sigwinch(int signum)
  23 {
  24         endwin();
  25         refresh();
  26         screen_draw();
  27 }
  28
  29 /* Debugging functions */
  30 int debug(char *fmt, ...)
  31 {
  32         int rval;
  33         va_list ap;
  34
  35         /* Log to debug file */
  36         va_start(ap, fmt);
  37         vfprintf(debug_fd, "debug: ", ap);
  38         rval = vfprintf(debug_fd, fmt, ap);
  39
  40         /* Log to status bar */
  41         va_start(ap, fmt);
  42         mvhline(LINES-2, 0, ACS_HLINE, COLS);
  43         move(LINES-1, 0);
  44         attron(COLOR_PAIR(COLOR_ERROR));
  45         vwprintw(stdscr, fmt, ap);
  46         attroff(COLOR_PAIR(COLOR_ERROR));
  47         clrtoeol();
  48
  49         va_end(ap);
  50         return rval;
  51 }
  52
  53 /* Main */
  54 int main(int argc, char **argv)
  55 {
  56         /* Misc setup */
  57         debug_fd = fopen("acal.log", "w+");
  58         struct sigaction act;
  59         sigemptyset(&act.sa_mask);
  60         act.sa_flags   = 0;
  61         act.sa_handler = on_sigint;
  62         if (sigaction(SIGINT, &act, NULL) < 0)
  63                 debug("sigint error\n");
  64         act.sa_handler = on_sigwinch;
  65         if (sigaction(SIGWINCH, &act, NULL) < 0)
  66                 debug("sigwinch error\n");
  67
  68         /* Curses setup */
  69         initscr();
  70         cbreak();
  71         noecho();
  72         keypad(stdscr, TRUE);
  73         start_color();
  74         curs_set(false);
  75         mousemask(ALL_MOUSE_EVENTS, NULL);
  76         init_pair(COLOR_TITLE, COLOR_GREEN, COLOR_BLACK);
  77         init_pair(COLOR_ERROR, COLOR_RED,   COLOR_BLACK);
  78         screen_init();
  79
  80         /* Run */
  81         while (1) {
  82                 MEVENT btn;
  83                 int chr = getch();
  84                 if (chr == KEY_MOUSE)
  85                         if (getmouse(&btn) != OK)
  86                                 continue;
  87                 if (chr == 'q')
  88                         break;
  89                 if (KEY_MOUSE)
  90                         //debug("mouse xyz=%d,%d,%d id=%hd state=%lx\n",
  91                         //      btn.x, btn.y, btn.z, btn.id, btn.bstate);
  92                 switch (chr) {
  93                         case 'L':
  94                                 clear();
  95                         case 'l':
  96                                 screen_draw();
  97                                 break;
  98                         default:
  99                                 screen_run(chr, btn.bstate, btn.y, btn.x);
 100                                 break;
 101                 }
 102         }
 103
 104         /* Cleanup, see also on_sigint */
 105         endwin();
 106         debug("cleanup");
 107         return 0;
 108 }