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|
#lang racket/base
(require mred
racket/class
racket/cmdline
racket/list
framework/private/bday
framework/splash
racket/runtime-path
racket/file
"frame-icon.rkt"
"eb.rkt")
(define-runtime-path doc-icon.rkt "dock-icon.rkt")
(define files-to-open (command-line #:args filenames filenames))
;; updates the command-line-arguments with only the files
;; to open. See also main.rkt.
(current-command-line-arguments (apply vector files-to-open))
(define (currently-the-weekend?)
(define date (seconds->date (current-seconds)))
(define dow (date-week-day date))
(or (= dow 6) (= dow 0)))
(define (valentines-day?)
(define date (seconds->date (current-seconds)))
(and (= 2 (date-month date))
(= 14 (date-day date))))
(define (current-icon-state)
(cond
[(valentines-day?) 'valentines]
[(currently-the-weekend?) 'weekend]
[else 'normal]))
(define-values (texas-independence-day? prince-kuhio-day? kamehameha-day? halloween?)
(let* ([date (seconds->date (current-seconds))]
[month (date-month date)]
[day (date-day date)]
[dow (date-week-day date)])
(values (and (= 3 month) (= 2 day))
#f
(and (= 6 month) (= 11 day))
(and (= 10 month) (= 31 day)))))
(define special-state #f)
(define (icons-bitmap name)
(make-object bitmap% (collection-file-path name "icons")))
(define-struct magic-image (chars filename [bitmap #:mutable]))
(define (magic-img str img)
(make-magic-image (reverse (string->list str)) img #f))
;; magic strings and their associated images. There should not be a string
;; in this list that is a prefix of another.
(define magic-images
(list #;(magic-img "larval" "PLT-206-larval.png")
(magic-img "mars" "PLT-206-mars.jpg")))
(define (load-magic-images)
(set! load-magic-images void) ; run only once
(for-each (λ (magic-image)
(unless (magic-image-bitmap magic-image)
(set-magic-image-bitmap!
magic-image
(icons-bitmap (magic-image-filename magic-image)))))
magic-images))
(define longest-magic-string
(apply max (map (λ (s) (length (magic-image-chars s))) magic-images)))
(define key-codes null)
(define (find-magic-image)
(define (prefix? l1 l2)
(or (null? l1)
(and (pair? l2)
(eq? (car l1) (car l2))
(prefix? (cdr l1) (cdr l2)))))
(ormap (λ (i) (and (prefix? (magic-image-chars i) key-codes) i))
magic-images))
(define (add-key-code new-code)
(set! key-codes (cons new-code key-codes))
(when ((length key-codes) . > . longest-magic-string)
(set! key-codes (take key-codes longest-magic-string))))
(define (drracket-splash-char-observer evt)
(let ([ch (send evt get-key-code)])
(when (and (eq? ch #\q)
(send evt get-control-down))
(exit))
(when (char? ch)
;; as soon as something is typed, load the bitmaps
(load-magic-images)
(add-key-code ch)
(let ([match (find-magic-image)])
(when match
(set! key-codes null)
(set-splash-bitmap
(if (eq? special-state match)
(begin (set! special-state #f) the-splash-bitmap)
(begin (set! special-state match)
(magic-image-bitmap match))))
(refresh-splash))))))
(when (eb-bday?) (install-eb))
(define weekend-bitmap-spec (collection-file-path "plt-logo-red-shiny.png" "icons"))
(define normal-bitmap-spec (collection-file-path "plt-logo-red-diffuse.png" "icons"))
(define valentines-days-spec (collection-file-path "heart.png" "icons"))
(define the-bitmap-spec
(cond
[(valentines-day?)
valentines-days-spec]
[(or prince-kuhio-day? kamehameha-day?)
(set-splash-progress-bar?! #f)
(let ([size ((dynamic-require 'drracket/private/palaka 'palaka-pattern-size) 4)])
(vector (dynamic-require 'drracket/private/honu-logo 'draw-honu)
size
size))]
[texas-independence-day?
(collection-file-path "texas-plt-bw.gif" "icons")]
[halloween?
(collection-file-path "PLT-pumpkin.png" "icons")]
[(currently-the-weekend?)
weekend-bitmap-spec]
[else normal-bitmap-spec]))
(define the-splash-bitmap (read-bitmap the-bitmap-spec))
(set-splash-char-observer drracket-splash-char-observer)
(when (eq? (system-type) 'macosx)
(define initial-state (current-icon-state))
(define weekend-bitmap (if (equal? the-bitmap-spec weekend-bitmap-spec)
the-splash-bitmap
#f))
(define weekday-bitmap (if (equal? the-bitmap-spec normal-bitmap-spec)
the-splash-bitmap
#f))
(define valentines-bitmap (if (equal? the-bitmap-spec valentines-days-spec)
the-splash-bitmap
#f))
(define set-doc-tile-bitmap (dynamic-require doc-icon.rkt 'set-dock-tile-bitmap))
(define (set-icon state)
(case state
[(valentines)
(unless valentines-bitmap (set! valentines-bitmap (read-bitmap valentines-days-spec)))
(set-doc-tile-bitmap valentines-bitmap)]
[(weekend)
(unless weekend-bitmap (set! weekend-bitmap (read-bitmap weekend-bitmap-spec)))
(set-doc-tile-bitmap weekend-bitmap)]
[(normal)
(unless weekday-bitmap (set! weekday-bitmap (read-bitmap normal-bitmap-spec)))
(set-doc-tile-bitmap weekday-bitmap)]))
(set-icon initial-state)
(void
(thread
(λ ()
(let loop ([last-state initial-state])
(sleep 10)
(define next-state (current-icon-state))
(unless (equal? last-state next-state)
(set-icon next-state))
(loop next-state))))))
(start-splash the-splash-bitmap
"DrRacket"
700
#:allow-funny? #t
#:frame-icon todays-icon)
(when (getenv "PLTDRBREAK")
(printf "PLTDRBREAK: creating break frame\n") (flush-output)
(let ([to-break (eventspace-handler-thread (current-eventspace))])
(parameterize ([current-eventspace (make-eventspace)])
(let* ([f (new frame% (label "Break DrRacket"))]
[b (new button%
(label "Break Main Thread")
(callback
(λ (x y)
(break-thread to-break)))
(parent f))]
[b (new button%
(label "Break All Threads")
(callback
(λ (x y)
((dynamic-require 'drracket/private/key 'break-threads))))
(parent f))])
(send f show #t)))))
(dynamic-require 'drracket/tool-lib #f)
(shutdown-splash)
(close-splash)
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