30 lines
942 B
Factor
30 lines
942 B
Factor
! Copyright (C) 2006 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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IN: gadgets-help
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USING: gadgets gadgets-borders gadgets-buttons gadgets-frames
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gadgets-panes gadgets-search gadgets-scrolling help kernel
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models namespaces sequences ;
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TUPLE: help-gadget history ;
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: show-help ( link help -- )
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dup help-gadget-history add-history
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help-gadget-history set-model ;
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: go-home ( help -- ) "handbook" swap show-help ;
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help-gadget {
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{ f "Back" T{ key-down f f "b" } [ help-gadget-history go-back ] }
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{ f "Forward" T{ key-down f f "f" } [ help-gadget-history go-forward ] }
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{ f "Home" T{ key-down f f "h" } [ go-home ] }
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} define-commands
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: <help-pane> ( -- gadget )
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gadget get help-gadget-history [ help ] <pane-control> ;
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C: help-gadget ( -- gadget )
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T{ link f "handbook" } <history>
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over set-help-gadget-history {
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{ [ <help-pane> <scroller> ] f f @center }
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} make-frame* ;
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