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adjust the autosave gui so that closing the window doesn't cause drracket to

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exit (this only happened on non-mac os x platforms)

include in 5.2
This commit is contained in:
Robby Findler 2011-10-11 10:44:00 -05:00
parent 95e29376fd
commit 4d00b13ce0
1 changed files with 37 additions and 44 deletions
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81
collects/framework/private/autosave.rkt
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@ -144,16 +144,22 @@
[filtered-table
(filter (λ (x) (file-exists? (cadr x))) table)])
(unless (null? filtered-table)
(let* ([f (new final-frame%
(label (string-constant recover-autosave-files-frame-title)))]
(let* ([dlg (new dialog%
(label (string-constant recover-autosave-files-frame-title)))]
[t (new text% (auto-wrap #t))]
[ec (new editor-canvas%
(parent (send f get-area-container))
(parent dlg)
(editor t)
(line-count 2)
(stretchable-height #f)
(style '(no-hscroll)))]
[hp (make-object horizontal-panel% (send f get-area-container))]
[vp (make-object vertical-panel% hp)])
[hp (new horizontal-panel%
[parent dlg]
[stretchable-height #f])]
[vp (new vertical-panel%
[parent hp]
[stretchable-height #f])]
[details-parent (new horizontal-panel% [parent dlg])])
(send vp set-alignment 'right 'center)
(make-object grow-box-spacer-pane% hp)
(send t insert (string-constant autosave-explanation))
@ -161,36 +167,24 @@
(send t set-position 0 0)
(send t lock #t)
(for-each (add-table-line vp f) filtered-table)
(for-each (add-table-line vp dlg details-parent) filtered-table)
(make-object button%
(string-constant autosave-done)
vp
(λ (x y)
(when (send f can-close?)
(send f on-close)
(send f show #f))))
(send f show #t)
(yield done-semaphore)
(when (send dlg can-close?)
(send dlg on-close)
(send dlg show #f))))
(send dlg show #t)
(void))))))
(define done-semaphore (make-semaphore 0))
(define final-frame%
(class frame:basic%
(define/augment (can-close?) #t)
(define/augment (on-close)
(inner (void) on-close)
(send (group:get-the-frame-group)
remove-frame
this)
(semaphore-post done-semaphore))
(super-new)))
;; add-table-line : (is-a? area-container<%>) (union #f (is-a?/c top-level-window<%>))
;; -> (list (union #f string[filename]) string[filename-file-exists?])
;; -> void
;; add-table-line : (is-a? area-container<%>)
;; (or/c #f (is-a?/c top-level-window<%>))
;; (is-a? area-container<%>)
;; -> (list/c (or/c #f path?) path?)
;; -> void?
;; adds in a line to the overview table showing this pair of files.
(define (add-table-line area-container parent)
(define (add-table-line area-container dlg show-details-parent)
(λ (table-entry)
(letrec ([orig-file (car table-entry)]
[backup-file (cadr table-entry)]
@ -221,7 +215,7 @@
[details
(make-object button% (string-constant autosave-details) hp
(λ (x y)
(show-files table-entry)))]
(show-files table-entry show-details-parent dlg)))]
[delete
(make-object button%
(string-constant autosave-delete-button)
@ -235,7 +229,7 @@
(string-constant autosave-recover)
hp
(λ (recover y)
(let ([filename-result (recover-file parent table-entry)])
(let ([filename-result (recover-file dlg table-entry)])
(when filename-result
(disable-line)
(send msg2 set-label (string-constant autosave-recovered!))
@ -276,23 +270,21 @@
(delete-file autosave-file)
#t))))
;; show-files : (list (union #f string[filename]) string) -> void
(define (show-files table-entry)
;; show-files : (list (or/c #f path?) path?) (is-a?/c area-container<%>) (is-a?/c dialog%) -> void
(define (show-files table-entry show-details-parent dlg)
(let ([file1 (list-ref table-entry 0)]
[file2 (list-ref table-entry 1)])
(define frame (make-object show-files-frame%
(if file1
(string-constant autosave-compare-files)
(string-constant autosave-show-autosave))
#f
(if file1 600 300)
600))
(define hp (new horizontal-panel%
(parent (send frame get-area-container))))
(send dlg begin-container-sequence)
(define had-children? #f)
(send show-details-parent change-children (λ (x)
(set! had-children? (not (null? x)))
'()))
(when file1
(add-file-viewer file1 hp (string-constant autosave-original-label)))
(add-file-viewer file2 hp (string-constant autosave-autosave-label))
(send frame show #t)))
(add-file-viewer file1 show-details-parent (string-constant autosave-original-label)))
(add-file-viewer file2 show-details-parent (string-constant autosave-autosave-label))
(send dlg end-container-sequence)
(unless had-children?
(send dlg center))))
;; add-file-viewer : path? -> void
(define (add-file-viewer filename parent label)
@ -305,6 +297,7 @@
#:quote-amp? #f)]
[parent vp]))
(define ec (make-object editor-canvas% vp t))
(send ec min-height 400)
(send t load-file filename)
(send t hide-caret #t)
(send t lock #t))