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macro-stepper: dummy editor-admin for image creation

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original commit: a45792ca1c9cb02913ef479116ce4d2f11dae0b0
This commit is contained in:
Ryan Culpepper 2010-11-26 19:23:51 -07:00
parent 34f6418e1e
commit 3e4edfb3bb
1 changed files with 12 additions and 2 deletions
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14
collects/macro-debugger/syntax-browser/image.rkt
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@ -48,8 +48,8 @@ TODO: tacked arrows
(define (print-syntax-to-bitmap stx
#:columns [columns (print-syntax-columns)])
(define t (prepare-editor stx columns))
(define f (new frame% [label "dummy"]))
(define ec (new editor-canvas% (editor t) (parent f)))
(define admin (new dummy-admin%))
(send t set-admin admin)
(define dc (new bitmap-dc% (bitmap (make-object bitmap% 1 1))))
(define char-width
(let* ([sl (send t get-style-list)]
@ -93,3 +93,13 @@ TODO: tacked arrows
(new controller%) (new syntax-prefs/readonly%)
columns (send t last-position))
t)
;; dummy editor-admin
(define dummy-admin%
(class editor-admin%
(define the-dc (new bitmap-dc% (bitmap (make-object bitmap% 1 1))))
(define/override (get-dc [x #f] [y #f])
(when x (set-box! x 0.0))
(when y (set-box! y 0.0))
the-dc)
(super-new)))