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|
#lang at-exp racket/base
(require
(for-syntax racket/base) ; for help menu
compiler/compiler
drracket/tool ; necessary to build a drracket plugin
#;framework ; for preferences (too heavy a package?)
help/search
net/sendurl ; for the help menu
racket/class
racket/dict
racket/file
racket/gui/base
racket/list
racket/path ; for filename-extension
racket/runtime-path ; for the help menu
racket/string
racket/unit
"base.rkt"
(prefix-in lib: "library.rkt")
"library-gui.rkt"
)
(provide tool@)
#|
To debug:
$ export PLTSTEDDR=debug@quickscript && drracket&
If the menu takes a long time to load, it's because the scripts are not compiled.
Click on Scripts|Manage scripts|Compile user scripts.
It should then be very fast to load.
|#
(define (user-script-files)
(lib:all-files (lib:load library-file)))
(define (error-message-box filename e)
(message-box filename
(format "Error in script file ~s: ~a" filename (exn-message e))
#f '(stop ok)))
(define (compile-user-scripts)
(define my-compiler (compile-zos #f #:module? #t))
(time-info
"Compiling user scripts"
(my-compiler (user-script-files) 'auto)))
(define-namespace-anchor a)
(define tool@
(unit
(import drracket:tool^)
(export drracket:tool-exports^)
(define script-menu-mixin
(mixin (drracket:unit:frame<%>) ()
(super-new)
(inherit get-button-panel
get-definitions-text
get-interactions-text
;register-toolbar-button
create-new-tab
)
(define/private (get-the-text-editor)
; for a frame:text% :
;(define text (send frame get-editor))
; for DrRacket:
(define defed (get-definitions-text))
(if (send defed has-focus?)
defed
(get-interactions-text)))
(define frame this)
(define/private (prop-dict-ref props key)
(dict-ref props key (dict-ref props-default key)))
(define/private (new-script)
(define name (get-text-from-user "Script name" "Enter the name of the new script:"
#:validate non-empty-string?))
(when name
(define filename (string-append (string-foldcase (string-replace name " " "-")) ".rkt"))
(define file-path (build-path user-script-dir filename))
(define proc-name (string-foldcase (string-replace name " " "-")))
(define label name)
;; Make sure the directory containing the script exists
(make-directory* user-script-dir)
;; Write the script to file
(with-output-to-file file-path
(λ _
(displayln (make-simple-script-string proc-name label))))
(reload-scripts-menu)
(edit-script file-path)))
;; file: path?
(define/private (edit-script file)
(when file
; For frame:text% :
;(send (get-the-text-editor) load-file file)
; For DrRacket:
(send this open-in-new-tab file)))
(define/private (open-script)
(define file (get-file "Open a script" frame user-script-dir #f #f '()
'(("Racket" "*.rkt"))))
(edit-script file))
;; dict for persistent scripts:
;; the module is instanciated only once, and made available for future calls.
(define namespace-dict (make-hash))
(define/private (unload-persistent-scripts)
(set! namespace-dict (make-hash)))
;; f: path?
(define/private (run-script fun file output-to persistent?)
; For frame:text% :
;(define text (send frame get-editor))
; For DrRacket:
(define text (get-the-text-editor))
(define str (send text get-text
(send text get-start-position)
(send text get-end-position)))
; Create a namespace for the script:
(define (make-script-namespace)
(define ns (make-base-empty-namespace))
(for ([mod '(racket/class racket/gui/base)])
(namespace-attach-module (namespace-anchor->empty-namespace a)
mod ns))
ns)
; if the script is persistent, we try to load an existing namespace, or we create one.
; if not, we always create a new namespace.
(define ns
(if persistent?
(dict-ref! namespace-dict file make-script-namespace)
(make-script-namespace)))
(define file-str (path->string file))
(define ed-file (send (get-definitions-text) get-filename))
(define str-out
(with-handlers ([exn:fail? (λ (e) (error-message-box
(path->string (file-name-from-path file))
e)
#f)])
; See HelpDesk for "Manipulating namespaces"
(parameterize ([current-namespace ns])
(let ([f (dynamic-require file fun)]
[kw-dict `((#:definitions . ,(get-definitions-text))
(#:interactions . ,(get-interactions-text))
(#:editor . ,text)
(#:file . ,ed-file)
(#:frame . ,this))])
(let-values ([(_ kws) (procedure-keywords f)])
(let ([k-v (sort (map (λ (k) (assoc k kw-dict)) kws)
keyword<? #:key car)])
(keyword-apply f (map car k-v) (map cdr k-v) str '())))))))
(define (insert-to-text text)
; Inserts the text, possibly overwriting the selection:
(send text begin-edit-sequence)
(send text insert str-out)
(send text end-edit-sequence))
; DrRacket specific:
(when (or (string? str-out) (is-a? str-out snip%)) ; do not modify the file if no output
(case output-to
[(new-tab)
(create-new-tab)
(define new-defs (get-definitions-text))
(send new-defs select-all) ; get the newly created text
(insert-to-text new-defs)]
[(selection)
(insert-to-text text)]
[(message-box)
(when (string? str-out)
(message-box "Output" str-out this))]
[(clipboard)
(when (string? str-out)
(send the-clipboard set-clipboard-string str-out 0))]
)))
(define/private (open-help)
(perform-search "quickscript")
; Does not seem to work well.
#;(send-main-page #:sub "quickscript/index.html"))
(define/private (bug-report)
(send-url "https://github.com/Metaxal/quickscript/issues"))
(define menu-bar (send this get-menu-bar))
(define menu-reload-count 0)
(define scripts-menu
(new menu% [parent menu-bar] [label "&Scripts"]))
(define/private (reload-scripts-menu)
(time-info
"Building script menu"
(set! menu-reload-count (add1 menu-reload-count))
(log-quickscript-info "Script menu rebuild #~a..." menu-reload-count)
;; remove all scripts items, after the persistent ones:
(time-info
"Deleting menu items"
(for ([item (list-tail (send scripts-menu get-items) 2)])
(log-quickscript-info "Deleting menu item ~a... " (send item get-label))
(send item delete)))
;; Add script items.
;; Create an empty namespace to load all the scripts (in the same namespace)
(parameterize ([current-namespace (make-base-empty-namespace)])
;; For all scripts in the script directory.
(for ([f (in-list (user-script-files))])
(time-info
(string-append "Loading file " (path->string f))
; catch problems and display them in a message-box
(with-handlers ([exn:fail? (λ (e) (error-message-box
(path->string (file-name-from-path f))
e))])
(define property-dicts (get-property-dicts f))
(for ([(fun props) (in-dict property-dicts)])
(let*([label (prop-dict-ref props 'label)]
[menu-path (prop-dict-ref props 'menu-path)]
[shortcut (prop-dict-ref props 'shortcut)]
[shortcut-prefix (or (prop-dict-ref props 'shortcut-prefix)
(get-default-shortcut-prefix))]
[help-string (prop-dict-ref props 'help-string)]
[output-to (prop-dict-ref props 'output-to)]
[persistent? (prop-dict-ref props 'persistent?)]
[os-types (prop-dict-ref props 'os-types)]
)
(when (memq this-os-type os-types)
; Create the menu hierarchy if it doesn't exist.
(define parent-menu
(let loop ([menu-path menu-path] [parent scripts-menu])
(if (empty? menu-path)
parent
(let ([menu (first menu-path)])
(loop (rest menu-path)
(or (findf (λ (m) (and (is-a? m labelled-menu-item<%>)
(string=? (send m get-label) menu)))
(send parent get-items))
(new menu% [parent parent] [label menu])))))))
(new menu-item% [parent parent-menu]
[label label]
[shortcut shortcut]
[shortcut-prefix shortcut-prefix]
[help-string help-string]
[callback (λ (it ev)
(run-script fun
f
output-to
persistent?))]))))))))))
(define manage-menu (new menu% [parent scripts-menu] [label "&Manage scripts"]))
(for ([(lbl cbk)
(in-dict
`(("&New script..." . ,(λ () (new-script)))
("&Open script..." . ,(λ () (open-script)))
(separator . #f)
("&Library" . ,(λ () (make-library-gui #:parent-frame this
#:drracket-parent? #t)))
("&Reload menu" . ,(λ () (reload-scripts-menu)))
("&Compile scripts and reload" . ,(λ ()
(compile-user-scripts)
(reload-scripts-menu)))
("&Unload persistent scripts" . ,(λ () (unload-persistent-scripts)))
(separator . #f)
("&Help" . ,(λ () (open-help)))
("&Feedback/Bug report..." . ,(λ () (bug-report)))
))])
(if (eq? lbl 'separator)
(new separator-menu-item% [parent manage-menu])
(new menu-item% [parent manage-menu] [label lbl]
[callback (λ _ (cbk))])))
(new separator-menu-item% [parent scripts-menu])
(reload-scripts-menu)
))
(define (phase1) (void))
(define (phase2) (void))
(drracket:get/extend:extend-unit-frame script-menu-mixin)
))
|
