suzanne.soy/gui
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new mred vocabulary

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pretty-print width depends on width of canvas
fixed bugs: opening more than one file at a time,
       and: gray highlight doesn't cover cursor

original commit: d2aa003ef922d81c9e99f3f277190d0106c5d2f2
This commit is contained in:
Robby Findler 1997-10-13 23:00:13 +00:00
parent de8bc58487
commit 4f27b39975
1 changed files with 8 additions and 4 deletions
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12
collects/mred/edit.ss
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@ -16,7 +16,7 @@
(mred:debug:printf 'invoke "mred:edit@")
(define-struct range (start end b/w-bitmap color))
(define-struct range (start end b/w-bitmap color caret-space?))
(define-struct rectangle (left top right bottom b/w-bitmap color))
(mred:preferences:set-preference-default 'mred:verify-change-format #f
@ -154,13 +154,17 @@
[end (range-end range)]
[b/w-bitmap (range-b/w-bitmap range)]
[color (range-color range)]
[caret-space? (range-caret-space? range)]
[start-eol? #f]
[end-eol? (if (= start end)
start-eol?
#t)])
(let-values ([(start-x top-start-y)
(begin (position-location start b1 b2 #t start-eol? #t)
(values (unbox b1) (unbox b2)))]
(values (if caret-space?
(+ 1 (unbox b1))
(unbox b1))
(unbox b2)))]
[(end-x top-end-y)
(begin (position-location end b1 b2 #t end-eol? #t)
(values (unbox b1) (unbox b2)))]
@ -282,9 +286,9 @@
(public
;; the bitmap is used in b/w and the color is used in color.
[highlight-range
(opt-lambda (start end color [bitmap #f])
(opt-lambda (start end color bitmap [caret-space? #f])
(mred:debug:printf 'highlight-range "highlight-range: adding range: ~a ~a" start end)
(let ([l (make-range start end bitmap color)])
(let ([l (make-range start end bitmap color caret-space?)])
(set! ranges (cons l ranges))
(recompute-range-rectangles)
(lambda ()