70 lines
2.3 KiB
Racket
70 lines
2.3 KiB
Racket
#lang racket/base
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(require racket/class
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racket/pretty
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racket/gui/base
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framework
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unstable/class-iop
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"interfaces.rkt"
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"frame.rkt"
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"prefs.rkt"
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"../model/trace.rkt")
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(provide macro-stepper-director%
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macro-stepper-frame%
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go)
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(define macro-stepper-director%
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(class* object% (director<%>)
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(define stepper-frames (make-hasheq))
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;; Flags is a subset(list) of '(no-obsolete no-new-traces)
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(define/private (add-stepper! s flags)
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(hash-set! stepper-frames s flags))
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(define/public (remove-stepper! s)
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(hash-remove! stepper-frames s))
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(define/public (add-obsoleted-warning)
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(hash-for-each stepper-frames
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(lambda (stepper-frame flags)
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(unless (memq 'no-obsolete flags)
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(send/i stepper-frame stepper-frame<%> add-obsoleted-warning)))))
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(define/public (add-trace events)
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(hash-for-each stepper-frames
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(lambda (stepper-frame flags)
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(unless (memq 'no-new-traces flags)
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(send/i (send/i stepper-frame stepper-frame<%> get-widget) widget<%>
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add-trace events)))))
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(define/public (add-deriv deriv)
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(hash-for-each stepper-frames
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(lambda (stepper-frame flags)
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(unless (memq 'no-new-traces flags)
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(send/i (send/i stepper-frame stepper-frame<%> get-widget) widget<%>
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add-deriv deriv)))))
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(define/public (new-stepper [flags '()])
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(define stepper-frame (new-stepper-frame))
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(define stepper (send/i stepper-frame stepper-frame<%> get-widget))
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(send stepper-frame show #t)
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(add-stepper! stepper-frame flags)
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stepper)
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(define/public (new-stepper-frame)
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(new macro-stepper-frame%
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(config (new macro-stepper-config/prefs%))
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(director this)))
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(super-new)))
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(define macro-stepper-frame%
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(macro-stepper-frame-mixin
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(frame:standard-menus-mixin
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(frame:basic-mixin frame%))))
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;; Main entry points
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(define (go stx)
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(define director (new macro-stepper-director%))
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(define stepper (send/i director director<%> new-stepper))
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(send/i director director<%> add-deriv (trace stx))
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(void))
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