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Adjusting the weekend-bitmap-swapping code so it changes dynamically

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isntead of just checking weekendness on startup
This commit is contained in:
Robby Findler 2011-11-28 15:09:02 -06:00
parent be89a1c1c4
commit 5d1a2beded
1 changed files with 44 additions and 21 deletions
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65
collects/drracket/private/drracket-normal.rkt
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@ -19,7 +19,12 @@
;; to open. See also main.rkt.
(current-command-line-arguments (apply vector files-to-open))
(define-values (texas-independence-day? prince-kuhio-day? kamehameha-day? halloween? valentines-day? weekend?)
(define (currently-the-weekend?)
(define date (seconds->date (current-seconds)))
(define dow (date-week-day date))
(or (= dow 6) (= dow 0)))
(define-values (texas-independence-day? prince-kuhio-day? kamehameha-day? halloween? valentines-day?)
(let* ([date (seconds->date (current-seconds))]
[month (date-month date)]
[day (date-day date)]
@ -28,10 +33,9 @@
(and (= 3 month) (= 26 day))
(and (= 6 month) (= 11 day))
(and (= 10 month) (= 31 day))
(and (= 2 month) (= 14 day))
(or (= dow 6) (= dow 0)))))
(and (= 2 month) (= 14 day)))))
(define high-color? ((get-display-depth) . > . 8))
(define special-state #f)
(define (icons-bitmap name)
@ -90,7 +94,7 @@
(set! key-codes null)
(set-splash-bitmap
(if (eq? special-state match)
(begin (set! special-state #f) normal-bitmap)
(begin (set! special-state #f) the-splash-bitmap)
(begin (set! special-state match)
(magic-image-bitmap match))))
(refresh-splash))))))
@ -98,12 +102,13 @@
(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 normal-bitmap-spec
(define the-bitmap-spec
(cond
[(and valentines-day? high-color?)
[valentines-day?
(collection-file-path "heart.png" "icons")]
[(and (or prince-kuhio-day? kamehameha-day?) high-color?)
[(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)
@ -111,23 +116,41 @@
size))]
[texas-independence-day?
(collection-file-path "texas-plt-bw.gif" "icons")]
[(and halloween? high-color?)
[halloween?
(collection-file-path "PLT-pumpkin.png" "icons")]
[(and high-color? weekend?)
[(currently-the-weekend?)
weekend-bitmap-spec]
[high-color?
(collection-file-path "plt-logo-red-diffuse.png" "icons")]
[(= (get-display-depth) 1)
(collection-file-path "pltbw.gif" "icons")]
[else
(collection-file-path "plt-flat.gif" "icons")]))
(define normal-bitmap (read-bitmap normal-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)
(when (equal? normal-bitmap-spec weekend-bitmap-spec)
(define set-doc-tile-bitmap (dynamic-require doc-icon.rkt 'set-dock-tile-bitmap))
(set-doc-tile-bitmap normal-bitmap)))
(start-splash normal-bitmap
(define initially-the-weekend? (currently-the-weekend?))
(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 set-doc-tile-bitmap (dynamic-require doc-icon.rkt 'set-dock-tile-bitmap))
(define (set-weekend)
(unless weekend-bitmap (set! weekend-bitmap (read-bitmap weekend-bitmap-spec)))
(set-doc-tile-bitmap weekend-bitmap))
(define (set-weekday)
(unless weekday-bitmap (set! weekday-bitmap (read-bitmap normal-bitmap-spec)))
(set-doc-tile-bitmap weekday-bitmap))
(when initially-the-weekend? (set-weekend))
(void
(thread
(λ ()
(let loop ([last-check-weekend? initially-the-weekend?])
(sleep 10)
(define this-check-weekend? (currently-the-weekend?))
(unless (equal? last-check-weekend? this-check-weekend?)
(if this-check-weekend? (set-weekend) (set-weekday)))
(loop this-check-weekend?))))))
(start-splash the-splash-bitmap
"DrRacket"
700
#:allow-funny? #t