File:  [gforth] / gforth / vt100key.fs
Revision 1.14: download - view: text, annotated - select for diffs
Mon Dec 31 18:40:24 2007 UTC (11 years, 7 months ago) by anton
Branches: MAIN
CVS tags: v0-7-0, HEAD
updated copyright notices for GPL v3

    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 + !

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