79 lines
2.2 KiB
Factor
Executable File
79 lines
2.2 KiB
Factor
Executable File
! Copyright (C) 2006, 2008 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: debugger ui.tools.workspace help help.topics kernel
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models ui.commands ui.gadgets ui.gadgets.panes
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ui.gadgets.scrollers ui.gadgets.tracks ui.gestures
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ui.gadgets.buttons compiler.units assocs words vocabs ;
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IN: ui.tools.browser
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TUPLE: browser-gadget pane history ;
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: show-help ( link help -- )
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dup browser-gadget-history add-history
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>r >link r> browser-gadget-history set-model ;
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: <help-pane> ( browser-gadget -- gadget )
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browser-gadget-history
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[ [ dup help ] try drop ] <pane-control> ;
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: init-history ( browser-gadget -- )
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"handbook" >link <history>
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swap set-browser-gadget-history ;
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: <browser-gadget> ( -- gadget )
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browser-gadget construct-empty
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dup init-history [
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toolbar,
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g <help-pane> g-> set-browser-gadget-pane
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<scroller> 1 track,
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] { 0 1 } build-track ;
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M: browser-gadget call-tool* show-help ;
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M: browser-gadget tool-scroller
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browser-gadget-pane find-scroller ;
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M: browser-gadget graft*
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dup add-definition-observer
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delegate graft* ;
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M: browser-gadget ungraft*
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dup delegate ungraft*
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remove-definition-observer ;
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: showing-definition? ( defspec assoc -- ? )
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[ key? ] 2keep
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[ >r dup word-link? [ link-name ] when r> key? ] 2keep
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>r dup vocab-link? [ vocab ] when r> key?
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or or ;
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M: browser-gadget definitions-changed ( assoc browser -- )
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browser-gadget-history
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dup model-value rot showing-definition?
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[ notify-connections ] [ drop ] if ;
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: help-action ( browser-gadget -- link )
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browser-gadget-history model-value >link ;
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: com-follow browser-gadget call-tool ;
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: com-back browser-gadget-history go-back ;
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: com-forward browser-gadget-history go-forward ;
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: com-documentation "handbook" swap show-help ;
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: com-vocabularies "vocab-index" swap show-help ;
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: browser-help "ui-browser" help-window ;
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\ browser-help H{ { +nullary+ t } } define-command
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browser-gadget "toolbar" f {
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{ T{ key-down f { A+ } "b" } com-back }
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{ T{ key-down f { A+ } "f" } com-forward }
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{ T{ key-down f { A+ } "h" } com-documentation }
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{ T{ key-down f { A+ } "v" } com-vocabularies }
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{ T{ key-down f f "F1" } browser-help }
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} define-command-map
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