1: \ vt100 key interpreter 17oct94py
2:
3: \ Copyright (C) 1995,1996,1998,2000,2003,2007 Free Software Foundation, Inc.
4:
5: \ This file is part of Gforth.
6:
7: \ Gforth is free software; you can redistribute it and/or
8: \ modify it under the terms of the GNU General Public License
9: \ as published by the Free Software Foundation, either version 3
10: \ of the License, or (at your option) any later version.
11:
12: \ This program is distributed in the hope that it will be useful,
13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: \ GNU General Public License for more details.
16:
17: \ You should have received a copy of the GNU General Public License
18: \ along with this program. If not, see http://www.gnu.org/licenses/.
19:
20: Create translate $100 allot
21: translate $100 erase
22: Create transcode $100 allot
23: transcode $100 erase
24:
25: : trans: ( char 'index' -- ) char translate + c! ;
26: : tcode ( char index -- ) transcode + c! ;
27:
28: : vt100-decode ( max span addr pos1 -- max span addr pos2 flag )
29: key '[ = IF 0 base @ >r &10 base !
30: BEGIN key dup digit? WHILE nip swap &10 * + REPEAT
31: r> base !
32: dup '~ = IF drop transcode ELSE nip translate THEN
33: + c@ dup IF decode THEN
34: ELSE 0 THEN ;
35:
36: ctrl B trans: D
37: ctrl F trans: C
38: ctrl P trans: A
39: ctrl N trans: B
40: ctrl A trans: H
41: ctrl E trans: F
42:
43: ctrl A 1 tcode
44: ctrl X 3 tcode
45: ctrl E 4 tcode
46:
47: ' vt100-decode ctrlkeys $1B cells + !
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>