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Retro Forth Editor: nicer display of row numbers

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This commit is contained in:
Carsten Strotmann 2020-07-20 21:24:37 +02:00
parent eda1a5ea09
commit 04bc9a6f69
2 changed files with 71 additions and 1 deletions
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2
sources/generic/rfe.fb
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\ Retro Forth Editor a simple forth-style editor use filename.fb :: open forth block file block# list :: list block v :: view current block x :: clear/zero block line# i text :: insert text at line line# d :: delete line n :: load next block p :: load previous block block# s :: load block e :: evaluate/load block \ RetroForth Editor for VolksForth 1/2 19july2020 16 constant l/b : (block) scr @ block ; : (line) c/l * (block) + ; : row dup c/l -trailing type c/l + cr ; : .rows l/s 0 do i . row loop ; : .block ." BLOCK: " scr @ . space ; : +--- ." +---" ; : :--- ." :---" ; : x--- +--- :--- +--- :--- ; : --- space space x--- x--- x--- x--- cr ; : vb --- scr @ block .rows drop --- ; : .stack ." Stack: " .s ; : status .block .stack ; : v cr vb status ; --> \ RetroForth Editor for VolksForth 2/2 : v* update v ; : s dup scr ! block drop v ; : ia (line) + >r 10 parse r> swap move v* ; : i 0 swap ia ; : d (line) c/l bl fill v* ; : x (block) l/b c/l * bl fill v* ; : p -1 scr +! v ; : n 1 scr +! v ; : e scr @ load ; .( Retro Forth Editor loaded ) : x (block) l/b c/l * bl fill v* ; : p -1 scr +! v ; : n 1 scr +! v ; : e scr @ load ; .( RetroForth Editor loaded )
\ Retro Forth Editor a simple forth-style editor use filename.fb :: open forth block file block# list :: list block v :: view current block x :: clear/zero block line# i text :: insert text at line line# d :: delete line n :: load next block p :: load previous block block# s :: load block e :: evaluate/load block \ RetroForth Editor for VolksForth 1/2 19july2020 16 constant l/b : (block) scr @ block ; : (line) c/l * (block) + ; : row dup c/l -trailing type c/l + cr ; : .rows l/s 0 do i 2 u.r space row loop ; : .block ." BLOCK: " scr @ . space ; : +--- ." +---" ; : :--- ." :---" ; : x--- +--- :--- +--- :--- ; : --- space space space x--- x--- x--- x--- cr ; : vb --- scr @ block .rows drop --- ; : .stack ." Stack: " .s ; : status .block .stack ; : v cr vb status ; --> \ RetroForth Editor for VolksForth 2/2 : v* update v ; : s dup scr ! block drop v ; : ia (line) + >r 10 parse r> swap move v* ; : i 0 swap ia ; : d (line) c/l bl fill v* ; : x (block) l/b c/l * bl fill v* ; : p -1 scr +! v ; : n 1 scr +! v ; : e scr @ load ; .( Retro Forth Editor loaded ) : x (block) l/b c/l * bl fill v* ; : p -1 scr +! v ; : n 1 scr +! v ; : e scr @ load ; .( RetroForth Editor loaded )

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sources/generic/rfe.fth Normal file
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\ *** Block No. 0, Hexblock 0
\ Retro Forth Editor
a simple forth-style editor
use filename.fb :: open forth block file
block# list :: list block
v :: view current block
x :: clear/zero block
line# i text :: insert text at line
line# d :: delete line
n :: load next block
p :: load previous block
block# s :: load block
e :: evaluate/load block
\ *** Block No. 1, Hexblock 1
\ RetroForth Editor for VolksForth 1/2 19july2020
16 constant l/b
: (block) scr @ block ; : (line) c/l * (block) + ;
: row dup c/l -trailing type c/l + cr ;
: .rows l/s 0 do i 2 u.r space row loop ;
: .block ." BLOCK: " scr @ . space ;
: +--- ." +---" ; : :--- ." :---" ;
: x--- +--- :--- +--- :--- ;
: --- space space space x--- x--- x--- x--- cr ;
: vb --- scr @ block .rows drop --- ;
: .stack ." Stack: " .s ;
: status .block .stack ;
: v cr vb status ;
-->
\ *** Block No. 2, Hexblock 2
\ RetroForth Editor for VolksForth 2/2
: v* update v ;
: s dup scr ! block drop v ;
: ia (line) + >r 10 parse r> swap move v* ;
: i 0 swap ia ;
: d (line) c/l bl fill v* ;
: x (block) l/b c/l * bl fill v* ;
: p -1 scr +! v ;
: n 1 scr +! v ;
: e scr @ load ;
.( Retro Forth Editor loaded )
\ *** Block No. 3, Hexblock 3
: x (block) l/b c/l * bl fill v* ;
: p -1 scr +! v ;
: n 1 scr +! v ;
: e scr @ load ;
.( RetroForth Editor loaded )