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beautiful-racket/beautiful-racket-lib/br/drracket.rkt

12 lines
470 B
Racket

#lang racket/base
(require racket/class
racket/draw)
(provide (all-defined-out))
(define (make-drracket-button . args)
(define label (or (findf string? args) "untitled"))
(define bitmap (or (findf (λ(arg) (is-a? arg bitmap%)) args) (make-object bitmap% 16 16)))
(define callback (or (findf procedure? args) (λ(drr-frame) (void))))
(define number (or (findf (λ(arg) (or (real? arg) (equal? #f arg))) args) #f))
(list label bitmap callback number))