apps/tutorial/main.c

   1 /*
   2  *  ZeX/OS
   3  *  Copyright (C) 2007  Tomas 'ZeXx86' Jedrzejek (zexx86@gmail.com)
   4  *  Copyright (C) 2008  Tomas 'ZeXx86' Jedrzejek (zexx86@gmail.com)
   5  *
   6  *  This program is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20
  21 #include <stdio.h>
  22 #include <string.h>
  23 #include <stdlib.h>
  24 #include <unistd.h>
  25
  26 #define         ESC     1
  27
  28 unsigned key_pressed (int keycode)
  29 {
  30         int scancode = getkey ();
  31
  32         if (scancode == keycode)
  33                 return 1;
  34
  35         if (scancode == keycode+128)
  36                 return 2;
  37         else
  38                 return 0;
  39 }
  40
  41 int main (int argc, char **argv)
  42 {
  43         cls ();
  44
  45         setcolor (14, 1);
  46         printf ("ZeX/OS\n");
  47
  48         setcolor (7, 1);
  49         printf ("Tutorial by ZeXx86 ");
  50
  51         sleep (1);
  52
  53         setcolor (7, 0);
  54         printf ("Heh, wow !\nPress escape for exit app\n");
  55
  56         unsigned char key = 0;
  57         while (1) {
  58                 if (key_pressed (ESC))
  59                         break;
  60
  61                 key = getch ();
  62
  63                 if (key)
  64                         putch (key);
  65
  66                 schedule ();
  67         }
  68
  69         return 0;
  70 }