60611bc081
Don't confuse "should the Tab key advance the focus to this window?" with "can this window have the focus?".
59 lines
1.4 KiB
Racket
59 lines
1.4 KiB
Racket
#lang racket/base
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(require racket/class
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ffi/unsafe
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ffi/unsafe/objc
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"../../syntax.rkt"
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"../../lock.rkt"
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"window.rkt"
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"const.rkt"
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"types.rkt"
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"font.rkt")
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(provide
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(protect-out item%
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install-control-font
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sys-font-size
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strip-mnemonic))
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(import-class NSFont)
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(define sys-font-size 13)
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(define sys-font
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(atomically
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(let ([f (tell NSFont systemFontOfSize: #:type _CGFloat sys-font-size)])
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(tellv f retain)
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f)))
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(define (install-control-font cocoa font)
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(if font
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(tellv cocoa setFont: (font->NSFont font))
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(tellv cocoa setFont: sys-font)))
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(define (strip-mnemonic s)
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(regexp-replace #rx"[&](.)" s "\\1"))
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(defclass item% window%
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(inherit get-cocoa
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is-window-enabled?)
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(init-field callback)
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(define/public (get-cocoa-control) (get-cocoa))
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(define/override (enable-window on?)
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(let ([on? (and on? (is-window-enabled?))])
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(tellv (get-cocoa-control) setEnabled: #:type _BOOL on?)))
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(define/override (can-accept-focus?)
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(tell #:type _BOOL (get-cocoa-control) canBecomeKeyView))
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(define/public (command e)
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(callback this e))
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(def/public-unimplemented set-label)
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(def/public-unimplemented get-label)
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(super-new)
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(define/public (init-font cocoa font)
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(install-control-font cocoa font)))
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