1 /**

     2  *     $Id: ncurses.c,v 1.1.1.1 2008-04-28 17:32:53 mbroeker Exp $

     3  * $Source: /development/c/demos/ncurses.c,v $

     4  *

     5  */

     6 

     7 /*

     8  * Unicode != UTF-8

     9  * unicode with ncursesw ( wide char)

    10  * gcc $< -lncursesw -o $@

    11  *

    12  */

    13 

    14 #include <stdio.h>

    15 #include <string.h>

    16 #include <stdlib.h>

    17 #include <fcntl.h>

    18 #include <ncursesw/curses.h>

    19 #include <wchar.h>

    20 #include <locale.h>

    21 

    22 #ifndef u_char

    23 typedef unsigned char u_char;

    24 #endif

    25 

    26 #define ESCAPE 0x1B

    27 

    28 #ifndef get_wch

    29 extern int get_wch ();

    30 #endif

    31 

    32 int check_locale ()

    33 {

    34     if (!setlocale (LC_CTYPE, "")) {

    35         perror ("SETLOCALE");

    36         return EXIT_FAILURE;

    37     }

    38     return EXIT_SUCCESS;

    39 }

    40 

    41 wchar_t fucnt (WINDOW * win)

    42 {

    43     wchar_t guess;

    44     char dest[4];

    45     int maxx;

    46     int maxy;

    47 

    48     while (guess != ESCAPE) {

    49         while ((get_wch (&guess)) != OK)

    50             /*

    51              * waiting for multibyte character

    52              */

    53             ;

    54 

    55         maxx = getmaxx (win);

    56         maxy = getmaxy (win);

    57 

    58         dest[0] = 0;

    59         dest[1] = 0;

    60         dest[2] = 0;

    61         dest[3] = 0;

    62         if (wctomb (dest, guess) == -1) {

    63             perror ("WCTOMB");

    64             return -1;

    65         }

    66 

    67         mvprintw (maxy / 2, maxx / 2 - 12,

    68                   "UTF-8: (%2X:%2X:%2X:%2X)\t\t", (u_char) dest[0],

    69                   (u_char) dest[1], (u_char) dest[2], (u_char) dest[3]);

    70 

    71         mvprintw (maxy - 1, 0, "KEY: %2lc\t", guess);

    72         mvprintw (maxy - 1, maxx - 14, "UNICODE: %4X", guess);

    73         mvprintw (maxy - 1, maxx / 2 - 10, "Press ESC to quit");

    74     }

    75     return guess;

    76 }

    77 

    78 int main ()

    79 {

    80     wchar_t x;

    81     WINDOW *win;

    82 

    83     check_locale ();

    84     win = initscr ();

    85     noecho ();

    86     x = fucnt (win);

    87     endwin ();

    88 

    89     printf ("\n");

    90     return 0;

    91 }