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Language/OS - Multiplatform Resource Library
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LANGUAGE OS.iso
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lisp
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elk-2_0.lha
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elk-2.0
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examples
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xm
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menu-stuff
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1991-08-05
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2KB
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48 lines
;;; -*-Scheme-*-
;;;
;;; Auxiliary definitions for the menu demos
(define (create-menu-bar parent)
(create-managed-widget (find-class 'row-column) parent
'row-column-type 'menu-bar))
(define (create-menu type parent args)
(define grand-parent (widget-parent parent))
(if (and (not (eq? grand-parent 'none))
(eq? (widget-class grand-parent) (find-class 'menu-shell)))
(set! parent grand-parent))
(let ((shell (create-popup-shell (find-class 'menu-shell)
parent 'width 100 'height 100)))
(apply create-widget (find-class 'row-column) shell
'row-column-type type args)))
(define (create-popup-menu parent . args)
(create-menu 'menu-popup parent args))
(define (create-pulldown-menu parent . args)
(create-menu 'menu-pulldown parent args))
(define (create-option-menu parent . args)
(apply create-managed-widget (find-class 'row-column) parent
'row-column-type 'menu-option args))
(define (create-cascade-pulldown parent pulldown . args)
(let ((button (create-managed-widget (find-class 'cascade-button) parent)))
(set-values! button 'sub-menu-id pulldown)
(apply set-values! button args)
button))
(define (menu-add-item! type menu args)
(let ((item (create-managed-widget (find-class type) menu)))
(apply set-values! item args)
item))
(define (menu-add-label! menu . args)
(menu-add-item! 'label menu args))
(define (menu-add-separator! menu . args)
(menu-add-item! 'separator menu args))
(define (menu-add-button! menu . args)
(menu-add-item! 'push-button menu args))