version 1.51, 2007/05/05 17:26:02
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version 1.56, 2007/06/16 20:47:00
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Line 70 s" os-class" environment? [IF] s" unix"
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Line 70 s" os-class" environment? [IF] s" unix"
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\ moving in history file 16oct94py |
\ moving in history file 16oct94py |
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defer back-restore ( u -- ) |
defer back-restore ( u -- ) |
' backspaces is back-restore |
defer cur-correct ( addr u -- ) |
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' backspaces IS back-restore |
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' 2drop IS cur-correct |
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[IFDEF] x-width |
[IFDEF] x-width |
: clear-line ( max span addr pos1 -- max addr ) |
: clear-line ( max span addr pos1 -- max addr ) |
Line 93 defer back-restore ( u -- )
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Line 95 defer back-restore ( u -- )
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forward^ 2@ 2dup hist-setpos backward^ 2! |
forward^ 2@ 2dup hist-setpos backward^ 2! |
2dup get-line drop |
2dup get-line drop |
hist-pos forward^ 2! |
hist-pos forward^ 2! |
tuck 2dup type 0 ; |
tuck 2dup type 2dup cur-correct 0 ; |
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: find-prev-line ( max addr -- max span addr pos2 ) |
: find-prev-line ( max addr -- max span addr pos2 ) |
backward^ 2@ forward^ 2! |
backward^ 2@ forward^ 2! |
Line 105 defer back-restore ( u -- )
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Line 107 defer back-restore ( u -- )
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REPEAT 2drop THEN tuck ; |
REPEAT 2drop THEN tuck ; |
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: prev-line ( max span addr pos1 -- max span addr pos2 false ) |
: prev-line ( max span addr pos1 -- max span addr pos2 false ) |
clear-line find-prev-line 2dup type 0 ; |
clear-line find-prev-line 2dup type 2dup cur-correct 0 ; |
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\ Create lfpad #lf c, |
\ Create lfpad #lf c, |
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Line 200 require utf-8.fs
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Line 202 require utf-8.fs
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Variable curpos |
Variable curpos |
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: cygwin? ( -- flag ) s" TERM" getenv s" cygwin" str= ; |
: at-xy? ( -- x y ) |
: at-xy? ( -- x y ) |
key? drop |
key? drop |
#esc emit ." [6n" 0 0 |
#esc emit ." [6n" 0 0 |
Line 210 Variable curpos
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Line 213 Variable curpos
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REPEAT drop 1- swap 1- ; |
REPEAT drop 1- swap 1- ; |
: cursor@ ( -- n ) at-xy? form nip * + ; |
: cursor@ ( -- n ) at-xy? form nip * + ; |
: cursor! ( n -- ) form nip /mod at-xy ; |
: cursor! ( n -- ) form nip /mod at-xy ; |
: cur-correct ( addr u -- ) x-width curpos @ + cursor@ - |
: xcur-correct ( addr u -- ) |
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cygwin? IF 2drop EXIT THEN |
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x-width curpos @ + cursor@ - |
form nip >r r@ 2/ + r@ / r> * negate curpos +! ; |
form nip >r r@ 2/ + r@ / r> * negate curpos +! ; |
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: save-cursor ( -- ) |
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cygwin? IF #esc emit '7 emit ELSE |
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key? IF -1 ELSE cursor@ THEN curpos ! THEN ; |
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: restore-cursor ( -- ) |
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cygwin? IF #esc emit '8 emit ELSE |
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curpos @ dup -1 = IF drop ELSE cursor! THEN THEN ; |
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' xcur-correct IS cur-correct |
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: save-cursor ( -- ) cursor@ curpos ! ; |
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: restore-cursor ( -- ) curpos @ cursor! ; |
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: .rest ( addr pos1 -- addr pos1 ) |
: .rest ( addr pos1 -- addr pos1 ) |
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key? ?EXIT |
restore-cursor 2dup type 2dup cur-correct ; |
restore-cursor 2dup type 2dup cur-correct ; |
: .all ( span addr pos1 -- span addr pos1 ) |
: .all ( span addr pos1 -- span addr pos1 ) |
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key? ?EXIT |
restore-cursor >r 2dup swap type 2dup swap cur-correct r> ; |
restore-cursor >r 2dup swap type 2dup swap cur-correct r> ; |
: xback-restore ( u -- ) |
: xback-restore ( u -- ) |
drop restore-cursor ; |
drop key? ?EXIT |
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restore-cursor ; |
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\ In the following, addr max is the buffer, addr span is the current |
\ In the following, addr max is the buffer, addr span is the current |
\ string in the buffer, and pos1 is the cursor position in the buffer. |
\ string in the buffer, and pos1 is the cursor position in the buffer. |
Line 232 Variable curpos
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Line 246 Variable curpos
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2dup chars + r@ swap r@ xc-size xc!+? 2drop drop |
2dup chars + r@ swap r@ xc-size xc!+? 2drop drop |
r> xc-size >r rot r@ chars + -rot r> chars + ; |
r> xc-size >r rot r@ chars + -rot r> chars + ; |
: (xins) ( max span addr pos1 xc -- max span addr pos2 ) |
: (xins) ( max span addr pos1 xc -- max span addr pos2 ) |
<xins> key? ?EXIT .all .rest ; |
<xins> .all .rest ; |
: xback ( max span addr pos1 -- max span addr pos2 f ) |
: xback ( max span addr pos1 -- max span addr pos2 f ) |
dup IF over + xchar- over - 0 max .all .rest |
dup IF over + xchar- over - 0 max .all .rest |
ELSE bell THEN 0 ; |
ELSE bell THEN 0 ; |
Line 265 Variable curpos
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Line 279 Variable curpos
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>r end^ 2@ hist-setpos |
>r end^ 2@ hist-setpos |
2dup swap history write-line drop ( throw ) \ don't worry about errors |
2dup swap history write-line drop ( throw ) \ don't worry about errors |
hist-pos 2dup backward^ 2! end^ 2! |
hist-pos 2dup backward^ 2! end^ 2! |
r> .all space true ; |
r> curpos @ -1 = key? or IF |
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>r 2dup swap type r> |
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ELSE |
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.all |
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THEN space true ; |
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: xkill-expand ( max span addr pos1 -- max span addr pos2 ) |
: xkill-expand ( max span addr pos1 -- max span addr pos2 ) |
prefix-found cell+ @ ?dup IF >r |
prefix-found cell+ @ ?dup IF >r |
Line 303 Variable curpos
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Line 321 Variable curpos
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['] kill-prefix IS everychar |
['] kill-prefix IS everychar |
['] save-cursor IS everyline |
['] save-cursor IS everyline |
['] xback-restore IS back-restore |
['] xback-restore IS back-restore |
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['] xcur-correct IS cur-correct |
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; |
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xchar-history |
xchar-history |