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fixed PR 8583

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svn: r7493
This commit is contained in:
Robby Findler 2007-10-12 13:01:32 +00:00
parent 8ff71c302e
commit e0ed57d4c0
1 changed files with 15 additions and 12 deletions
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27
collects/drscheme/private/unit.ss
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@ -2181,7 +2181,6 @@ module browser threading seems wrong.
(for-each (λ (ints-canvas) (send ints-canvas set-editor interactions-text))
interactions-canvases)
(restore-visible-tab-regions)
(update-save-message)
(update-save-button)
(language-changed)
@ -2190,7 +2189,10 @@ module browser threading seems wrong.
(send definitions-text set-delegate old-delegate)
(update-running (send current-tab is-running?))
(on-tab-change old-tab current-tab)
(end-container-sequence)))
(end-container-sequence)
;; restore-visible-tab-regions has to be outside the container sequence
;; or else things get moved again during the container sequence end
(restore-visible-tab-regions)))
(define/pubment (on-tab-change from-tab to-tab)
(let ([old-enabled (send from-tab get-enabled)]
@ -2253,23 +2255,23 @@ module browser threading seems wrong.
(change-to-tab (list-ref tabs n)))
(define/private (save-visible-tab-regions)
(define (get-visible-regions txt)
(map (λ (canvas)
(let-values ([(x y w h _) (get-visible-region canvas)])
(list x y w h)))
(send txt get-canvases)))
(send current-tab set-visible-ints
(get-visible-regions interactions-text)
(get-tab-visible-regions interactions-text)
interactions-shown?)
(send current-tab set-visible-defs
(get-visible-regions definitions-text)
(get-tab-visible-regions definitions-text)
definitions-shown?)
(send current-tab set-focus-d/i
(if (ormap (λ (x) (send x has-focus?)) interactions-canvases)
'ints
'defs)))
(define/private (get-tab-visible-regions txt)
(map (λ (canvas)
(let-values ([(x y w h _) (get-visible-region canvas)])
(list x y w h)))
(send txt get-canvases)))
(define/private (restore-visible-tab-regions)
(define (set-visible-regions txt regions ints?)
(when regions
@ -2297,10 +2299,11 @@ module browser threading seems wrong.
(split-definitions (car canvases)))
(loop (- i 1)
(cdr canvases))))]))
(for-each (λ (c r) (set-visible-region txt c r))
(for-each (λ (c r)
(set-visible-tab-region txt c r))
(send txt get-canvases)
regions)))
(define (set-visible-region txt canvas region)
(define (set-visible-tab-region txt canvas region)
(let ([admin (send txt get-admin)])
(send admin scroll-to
(first region)