38 lines
1.2 KiB
Racket
38 lines
1.2 KiB
Racket
(module text-box-tool mzscheme
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(require drscheme/tool
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mred
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framework
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"text-snipclass.rkt"
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mzlib/unit
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mzlib/class
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string-constants
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mrlib/include-bitmap)
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(provide tool@)
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(define tool@
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(unit
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(import drscheme:tool^)
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(export drscheme:tool-exports^)
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(define (phase1) (void))
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(define (phase2) (void))
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(define (text-box-mixin %)
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(class %
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(inherit get-insert-menu get-edit-target-object register-capability-menu-item)
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(super-new)
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(new menu-item%
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(label (string-constant insert-text-box-item))
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(parent (get-insert-menu))
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(callback
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(lambda (menu event)
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(let ([c-box (new text-box%)]
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[text (get-edit-target-object)])
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(send text insert c-box)
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(send text set-caret-owner c-box 'global)))))
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(register-capability-menu-item 'drscheme:special:insert-text-box (get-insert-menu))))
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(drscheme:get/extend:extend-unit-frame text-box-mixin)
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(drscheme:language:register-capability 'drscheme:special:insert-text-box boolean? #t))))
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