ncurses/scrollwin2.c

   1 #include <stdlib.h>
   2 #include <ncurses.h>
   3 #include <signal.h>
   4 #include <stdio.h>
   5 #include <unistd.h>
   6 static void finish(int sig);
   7 WINDOW *scrwin, *boxwin;
   8 int main(int argc, char *argv[])
   9 {
  10         FILE *fp;
  11         int i, j;
  12
  13         fp = fopen("zz.txt", "w+");
  14         if (fp == NULL) {
  15                 printf("open file fail\n");
  16                 return 0;
  17         }
  18         initscr();
  19         cbreak();
  20         noecho();
  21         nonl();
  22         scrwin = newwin(10, 40, LINES / 2 - 6, COLS / 2 - 25);
  23         boxwin = newwin(12, 42, LINES / 2 - 7, COLS / 2 - 26);
  24         scrollok(scrwin, 1);
  25         box(boxwin, '|', '-');
  26         refresh();
  27         wrefresh(boxwin);
  28         signal(SIGINT, finish);
  29         signal(SIGQUIT, finish);
  30         for (i = 0;; i++) {
  31                 if (i % 20 == 0)
  32                         if (getchar() == 'q')
  33                                 return 0;
  34                 sleep(1);
  35                 wprintw(scrwin, "the string is %d\n", j = i % 9);
  36                 fprintf(fp, "the string is %d\n", j);
  37                 wrefresh(scrwin);
  38
  39         }
  40         fclose(fp);
  41         return 0;
  42 }
  43 void finish(int sig)
  44 {
  45         endwin();
  46         exit(0);
  47 }