gui/gui-lib/mred/private/filedialog.rkt
2014-12-02 02:33:07 -05:00

95 lines
3.4 KiB
Racket

#lang racket/base
(require racket/class
(prefix-in wx: "kernel.rkt")
(rename-in "wxme/cycle.rkt"
[set-editor-get-file! wx:set-editor-get-file!]
[set-editor-put-file! wx:set-editor-put-file!])
"lock.rkt"
"wx.rkt"
"cycle.rkt"
"check.rkt"
"mrtop.rkt"
"path-dialog.rkt")
(provide get-file
get-file-list
put-file
get-directory)
(define ((mk-file-selector who put? multi? dir?)
message parent directory filename extension style filters dialog-mixin)
;; Calls from C++ have wrong kind of window:
(when (is-a? parent wx:window%)
(set! parent (as-entry (λ () (wx->mred parent)))))
(check-label-string/false who message)
(check-top-level-parent/false who parent)
(check-path/false who directory)
(check-path/false who filename)
(check-string/false who extension)
(check-style who #f (cond
[dir? '(common enter-packages)]
[else '(common packages enter-packages)]) style)
(unless (and (list? filters)
(andmap (λ (p)
(and (list? p)
(= (length p) 2)
(string? (car p))
(string? (cadr p))))
filters))
(raise-argument-error who "(listof (list/c string? string?))" filters))
(let* ([std? (memq 'common style)]
[style (if std? (remq 'common style) style)])
(if std?
(send (new (dialog-mixin path-dialog%)
[put? put?]
[dir? dir?]
[multi? multi?]
[message message]
[parent parent]
[directory directory]
[filename filename]
[filters
(cond [(eq? filters default-filters) #t] ; its own defaults
[dir? #f]
[else filters])])
run)
(wx:file-selector
message directory filename extension
;; file types:
filters
;; style:
(cons (cond [dir? 'dir]
[put? 'put]
[multi? 'multi]
[else 'get])
style)
;; parent:
(and parent (mred->wx parent))))))
(define default-filters '(("Any" "*.*")))
;; We duplicate the definition for `get-file', `get-file-list', and
;; `put-file' so that they have the right arities and names
(define-syntax define-file-selector
(syntax-rules ()
[(_ name put? multi?)
(define (name [message #f] [parent #f] [directory #f] [filename #f]
[extension #f] [style null] [filters default-filters]
#:dialog-mixin [dialog-mixin values])
((mk-file-selector 'name put? multi? #f)
message parent directory filename extension style filters dialog-mixin))]))
(define-file-selector get-file #f #f)
(define-file-selector get-file-list #f #t)
(define-file-selector put-file #t #f)
(define (get-directory [message #f] [parent #f] [directory #f] [style null] #:dialog-mixin [dialog-mixin values])
((mk-file-selector 'get-directory #f #f #t)
message parent directory #f #f style null dialog-mixin))
(set-get-file! get-file)
(wx:set-editor-get-file! get-file)
(wx:set-editor-put-file! put-file)