original commit: f91b745769e8b6ec4038d442604e2b392b03dfa3
This commit is contained in:
Matthew Flatt 2004-07-26 13:42:36 +00:00
parent 6fe78d3e5e
commit 0b2eb4a829
3 changed files with 159 additions and 135 deletions

View File

@ -4,7 +4,8 @@
(module edit mzscheme
(require (lib "class.ss")
(lib "mred.ss" "mred"))
(lib "mred.ss" "mred")
(lib "etc.ss"))
(provide new-text-frame
new-pasteboard-frame
@ -13,143 +14,144 @@
(define (new-text-frame file) (new-frame text% file))
(define (new-pasteboard-frame file) (new-frame pasteboard% file))
(define (new-frame editor% file)
(define f (make-object (class frame%
(inherit modified)
(define/override (can-close?)
(and (super can-close?)
(or (not (modified))
(let ([r (message-box/custom
"Editor Modified"
"The editor has been modified. Really close it?"
"Close"
"Cancel"
"Save and Close"
this
'(default=2 disallow-close))])
(or (and (= r 3)
(send e save-file))
(= r 1))))))
(super-new))
"MrEdIt" #f 620 450))
(define c (make-object editor-canvas% f))
(define e (make-object (class editor%
(define/override (set-modified mod?)
(send f modified mod?)
(super set-modified mod?))
(super-new))))
(define mb (make-object menu-bar% f))
(define new-frame
(opt-lambda (editor% file [editor-canvas% editor-canvas%])
(define f (make-object (class frame%
(inherit modified)
(define/augment (can-close?)
(and (or (not (modified))
(let ([r (message-box/custom
"Editor Modified"
"The editor has been modified. Really close it?"
"Close"
"Cancel"
"Save and Close"
this
'(default=2 disallow-close))])
(or (and (= r 3)
(send e save-file))
(= r 1))))
(inner #t can-close?)))
(super-new))
"MrEdIt" #f 620 450))
(define c (make-object editor-canvas% f))
(define e (make-object (class editor%
(define/override (set-modified mod?)
(send f modified mod?)
(super set-modified mod?))
(super-new))))
(define mb (make-object menu-bar% f))
(define file-menu (make-object menu% "File" mb))
(define edit-menu (make-object menu% "Edit" mb))
(define font-menu (make-object menu% "Font" mb))
(define para-menu (make-object menu% "Paragraph" mb))
(define file-menu (make-object menu% "File" mb))
(define edit-menu (make-object menu% "Edit" mb))
(define font-menu (make-object menu% "Font" mb))
(define para-menu (make-object menu% "Paragraph" mb))
(make-object menu-item% "New Text Frame" file-menu
(lambda (item event)
(new-text-frame #f))
#\N)
(make-object menu-item% "New Pasteboard Frame" file-menu
(lambda (item event)
(new-pasteboard-frame #f)))
(make-object menu-item% "Open..." file-menu
(lambda (item event)
(send e load-file ""))
#\O)
(make-object menu-item% "Save As..." file-menu
(lambda (item event)
(send e save-file ""))
#\S)
(when (eq? editor% text%)
(make-object menu-item% "Save As Text..." file-menu
(make-object menu-item% "New Text Frame" file-menu
(lambda (item event)
(send e save-file "" 'text))))
(make-object separator-menu-item% file-menu)
(make-object menu-item% "Print..." file-menu
(lambda (item event)
(send e print))
#\P)
(make-object separator-menu-item% file-menu)
(make-object menu-item% "Close" file-menu
(lambda (item event)
(when (send f can-close?)
(send f on-close)
(send f show #f)))
#\Q)
(new-text-frame #f))
#\N)
(make-object menu-item% "New Pasteboard Frame" file-menu
(lambda (item event)
(new-pasteboard-frame #f)))
(append-editor-operation-menu-items edit-menu #f)
(when (eq? editor% text%)
(make-object separator-menu-item% edit-menu)
(make-object checkable-menu-item% "Wrap Lines" edit-menu
(make-object menu-item% "Open..." file-menu
(lambda (item event)
(send e load-file ""))
#\O)
(make-object menu-item% "Save As..." file-menu
(lambda (item event)
(send e save-file ""))
#\S)
(when (eq? editor% text%)
(make-object menu-item% "Save As Text..." file-menu
(lambda (item event)
(send e save-file "" 'text))))
(make-object separator-menu-item% file-menu)
(make-object menu-item% "Print..." file-menu
(lambda (item event)
(send e auto-wrap (send item is-checked?)))))
(send e print))
#\P)
(make-object separator-menu-item% file-menu)
(make-object menu-item% "Close" file-menu
(lambda (item event)
(when (send f can-close?)
(send f on-close)
(send f show #f)))
#\Q)
(append-editor-font-menu-items font-menu)
(let ([m (make-object menu% "Smoothing" font-menu)])
(let ([mk (lambda (name v)
(make-object menu-item% name m
(lambda (i e)
(let* ([o (send f get-edit-target-object)])
(and o
(o . is-a? . editor<%>)
(send o change-style
(make-object style-delta% 'change-smoothing v)))))))])
(mk "Default" 'default)
(mk "Partly Smoothed" 'partly-smoothed)
(mk "Smoothed" 'smoothed)
(mk "Not Smoothed" 'unsmoothed)))
(append-editor-operation-menu-items edit-menu #f)
(when (eq? editor% text%)
(make-object separator-menu-item% edit-menu)
(make-object checkable-menu-item% "Wrap Lines" edit-menu
(lambda (item event)
(send e auto-wrap (send item is-checked?)))))
(make-object menu-item% "Set Margins..." para-menu
(lambda (i ev)
(let* ([d (make-object dialog% "Margins" f)]
[mk-txt (lambda (label) (make-object
text-field%
label
d
void
"0.0"))]
[first-left (mk-txt "First Left")]
[rest-left (mk-txt "Rest Left")]
[right (mk-txt "Right")]
[button-panel (new horizontal-pane%
[parent d]
[alignment '(right center)])]
[ok (make-object button% "Ok" button-panel
(lambda (b ev)
(let* ([get (lambda (field)
(let ([n (string->number (send field get-value))])
(and n (real? n) (not (negative? n)) n)))]
[first-left (get first-left)]
[rest-left (get rest-left)]
[right (get right)])
(if (and first-left
rest-left
right)
(let ([start (send e position-paragraph
(send e get-start-position))]
[end (send e position-paragraph
(send e get-end-position))])
(let loop ([i start])
(unless (i . > . end)
(send e set-paragraph-margins
i first-left rest-left right)
(loop (add1 i)))
(send d show #f)))
(bell))))
'(border))]
[cancel (make-object button% "Cancel" button-panel
(lambda (b e)
(send d show #f)))])
(send d show #t))))
(append-editor-font-menu-items font-menu)
(let ([m (make-object menu% "Smoothing" font-menu)])
(let ([mk (lambda (name v)
(make-object menu-item% name m
(lambda (i e)
(let* ([o (send f get-edit-target-object)])
(and o
(o . is-a? . editor<%>)
(send o change-style
(make-object style-delta% 'change-smoothing v)))))))])
(mk "Default" 'default)
(mk "Partly Smoothed" 'partly-smoothed)
(mk "Smoothed" 'smoothed)
(mk "Not Smoothed" 'unsmoothed)))
((current-text-keymap-initializer) (send e get-keymap))
(send c set-editor e)
(make-object menu-item% "Set Margins..." para-menu
(lambda (i ev)
(let* ([d (make-object dialog% "Margins" f)]
[mk-txt (lambda (label) (make-object
text-field%
label
d
void
"0.0"))]
[first-left (mk-txt "First Left")]
[rest-left (mk-txt "Rest Left")]
[right (mk-txt "Right")]
[button-panel (new horizontal-pane%
[parent d]
[alignment '(right center)])]
[ok (make-object button% "Ok" button-panel
(lambda (b ev)
(let* ([get (lambda (field)
(let ([n (string->number (send field get-value))])
(and n (real? n) (not (negative? n)) n)))]
[first-left (get first-left)]
[rest-left (get rest-left)]
[right (get right)])
(if (and first-left
rest-left
right)
(let ([start (send e position-paragraph
(send e get-start-position))]
[end (send e position-paragraph
(send e get-end-position))])
(let loop ([i start])
(unless (i . > . end)
(send e set-paragraph-margins
i first-left rest-left right)
(loop (add1 i)))
(send d show #f)))
(bell))))
'(border))]
[cancel (make-object button% "Cancel" button-panel
(lambda (b e)
(send d show #f)))])
(send d show #t))))
(when file
(if (regexp-match "[.](gif|bmp|jpe?g|xbm|xpm|png)$" file)
(send e insert (make-object image-snip% file))
(send e load-file file)))
(send f show #t)
f))
((current-text-keymap-initializer) (send e get-keymap))
(send c set-editor e)
(when file
(if (regexp-match "[.](gif|bmp|jpe?g|xbm|xpm|png)$" file)
(send e insert (make-object image-snip% file))
(send e load-file file)))
(send f show #t)
f)))

View File

@ -4831,7 +4831,8 @@
(interface (subwindow<%>)
min-client-width min-client-height
on-char on-event on-paint on-scroll on-tab-in
warp-pointer get-dc))
warp-pointer get-dc
set-canvas-background get-canvas-background))
(define-keywords canvas%-keywords
window%-keywords
@ -4852,7 +4853,24 @@
[warp-pointer (entry-point (lambda (x y) (send wx warp-pointer x y)))]
[get-dc (entry-point (lambda () (send wx get-dc)))])
[get-dc (entry-point (lambda () (send wx get-dc)))]
[set-canvas-background
(entry-point
(lambda (c)
(unless (c . is-a? . wx:color%)
(raise-type-error (who->name '(method canvas<%> set-canvas-background))
"color% object"
c))
(unless (send wx get-canvas-background)
(raise-mismatch-error (who->name '(method canvas<%> set-canvas-background))
"cannot set a transparent canvas's background color: "
c))
(send wx set-canvas-background c)))]
[get-canvas-background
(entry-point
(lambda ()
(send wx get-canvas-background)))])
(private-field
[wx #f])
(sequence
@ -4977,7 +4995,7 @@
(let ([cwho '(constructor editor-canvas)])
(check-container-parent cwho parent)
(check-instance cwho internal-editor<%> "text% or pasteboard%" #t editor)
(check-style cwho #f '(hide-vscroll hide-hscroll no-vscroll no-hscroll deleted control-border) style)
(check-style cwho #f '(hide-vscroll hide-hscroll no-vscroll no-hscroll deleted control-border transparent) style)
(check-gauge-integer cwho scrolls-per-page)
(check-label-string/false cwho label)
(unless (eq? wheel-step no-val)

View File

@ -342,6 +342,8 @@
on-size
on-set-focus
on-kill-focus
get-canvas-background
set-canvas-background
set-background-to-gray
on-scroll
set-scroll-page
@ -647,6 +649,8 @@
on-kill-focus
popup-for-editor
call-as-primary-owner
get-canvas-background
set-canvas-background
set-y-margin
set-x-margin
get-y-margin