racket/collects/macro-debugger/view/extensions.rkt
2010-04-27 16:50:15 -06:00

99 lines
2.9 KiB
Racket

#lang scheme/base
(require scheme/class
(rename-in unstable/class-iop
[send/i send:]
[send*/i send*:]
[init-field/i init-field:])
scheme/unit
scheme/list
scheme/match
scheme/gui
framework/framework
syntax/boundmap
"interfaces.ss"
"prefs.ss"
"warning.ss"
"hiding-panel.ss"
(prefix-in s: "../syntax-browser/widget.ss")
(prefix-in s: "../syntax-browser/keymap.ss")
(prefix-in s: "../syntax-browser/interfaces.ss")
"../model/deriv.ss"
"../model/deriv-util.ss"
"../model/trace.ss"
"../model/steps.ss"
"cursor.ss"
unstable/gui/notify)
(provide stepper-keymap%
stepper-syntax-widget%)
;; Extensions
(define stepper-keymap%
(class s:syntax-keymap%
(init-field: (macro-stepper widget<%>))
(inherit-field config
controller)
(inherit add-function
call-function)
(define show-macro #f)
(define hide-macro #f)
(super-new)
(define/public (get-hiding-panel)
(send: macro-stepper widget<%> get-macro-hiding-prefs))
(add-function "hiding:show-macro"
(lambda (i e)
(send*: (get-hiding-panel) hiding-prefs<%>
(add-show-identifier)
(refresh))))
(add-function "hiding:hide-macro"
(lambda (i e)
(send*: (get-hiding-panel) hiding-prefs<%>
(add-hide-identifier)
(refresh))))
;; Menu
(define/override (add-context-menu-items menu)
(super add-context-menu-items menu)
(new separator-menu-item% (parent menu))
(new menu-item% (label "Show selected identifier") (parent menu)
(demand-callback
(lambda (i)
(send i enable (identifier? (send controller get-selected-syntax)))))
(callback
(lambda (i e)
(call-function "hiding:show-macro" i e))))
(new menu-item% (label "Hide selected identifier") (parent menu)
(demand-callback
(lambda (i)
(send i enable (identifier? (send controller get-selected-syntax)))))
(callback
(lambda (i e) (call-function "hiding:hide-macro" i e)))))))
(define stepper-syntax-widget%
(class s:widget%
(init-field: (macro-stepper widget<%>))
(inherit get-text)
(inherit-field controller)
(define/override (setup-keymap)
(new stepper-keymap%
(editor (get-text))
(config (send: macro-stepper widget<%> get-config))
(controller controller)
(macro-stepper macro-stepper)))
(define/override (show-props show?)
(super show-props show?)
(send: macro-stepper widget<%> update/preserve-view))
(super-new
(config (send: macro-stepper widget<%> get-config)))))