253 lines
7.6 KiB
Factor
253 lines
7.6 KiB
Factor
! Copyright (C) 2006, 2009 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors arrays assocs classes colors.constants
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combinators combinators.short-circuit compiler.units debugger
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documents fry help help.apropos help.crossref help.home
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help.markup help.stylesheet help.topics io.styles kernel locals
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make models namespaces sequences sets ui ui.commands ui.gadgets
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ui.gadgets.borders ui.gadgets.editors ui.gadgets.editors.private
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ui.gadgets.glass ui.gadgets.labels ui.gadgets.labels.private
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ui.gadgets.panes ui.gadgets.scrollers ui.gadgets.status-bar
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ui.theme ui.gadgets.toolbar ui.gadgets.tracks
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ui.gadgets.viewports ui.gadgets.worlds ui.gestures ui.pens.solid
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ui.render ui.text ui.theme.images ui.tools.common
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ui.tools.browser.history ui.tools.browser.popups unicode vocabs ;
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IN: ui.tools.browser
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TUPLE: browser-gadget < tool history scroller search-field popup ;
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browser-gadget { 650 700 } set-tool-dim
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M: browser-gadget history-value
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[ control-value ] [ scroller>> scroll-position ]
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bi 2array ;
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M: browser-gadget set-history-value
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[ first2 ] dip
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[ set-control-value ] [ scroller>> set-scroll-position ]
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bi-curry bi* ;
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: show-help ( link browser-gadget -- )
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[ >link ] dip
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[
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2dup control-value =
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[ 2drop ] [ [ add-recent ] [ history>> add-history ] bi* ] if
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]
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[ set-control-value ]
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2bi ;
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CONSTANT: prev -1
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CONSTANT: next 1
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: add-navigation-arrow ( str direction -- str )
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prev = [ "<" prefix ] [ ">" suffix ] if ;
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: $navigation-arrow ( content element direction -- )
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[ prefix 1array ] dip add-navigation-arrow , ;
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:: ($navigation) ( topic direction -- )
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help-path-style get [
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topic [
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direction prev/next-article
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[ 1array \ $long-link direction $navigation-arrow ] when*
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] { } make [ ($navigation-table) ] unless-empty
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] with-style ;
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: $navigation ( topic direction -- )
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title-style get [ ($navigation) ] with-style ;
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: $title ( topic -- )
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title-style get clone page-color over delete-at dup
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[
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[
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[ ($title) ]
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[ ($navigation-path) ] bi
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] with-nesting
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] with-style ;
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: <help-header> ( browser-gadget -- gadget )
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model>> [ '[ _ $title ] try ] <pane-control> ;
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: add-help-header ( track -- track )
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dup <help-header> { 3 3 } <border>
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help-header-background <solid> >>interior
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{ 1 0 } >>fill f track-add ;
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: <help-footer> ( browser-gadget direction -- gadget )
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[ model>> ] dip '[ [ _ $navigation ] try ] <pane-control>
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{ 0 0 } <border> { 1/2 1/2 } >>align
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toolbar-background <solid> >>interior ;
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: add-help-footer ( track -- track )
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horizontal <track> with-lines
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dupd swap prev <help-footer> 1 track-add
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dupd swap next <help-footer> 1 track-add
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f track-add ;
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: print-topic ( topic -- )
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>link
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last-element off
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article-content print-content ;
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: <help-pane> ( browser-gadget -- gadget )
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model>> [ '[ _ print-topic ] try ] <pane-control> ;
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: add-help-pane ( track -- track )
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dup dup <help-pane> margins
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<scroller> >>scroller scroller>> white-interior 1 track-add ;
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: search-browser ( string browser -- )
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'[ [ blank? ] trim <apropos-search> _ show-help ] unless-empty ;
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: <search-field> ( browser -- field )
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'[ _ search-browser ] <action-field>
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"Search" >>default-text
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10 >>min-cols
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10 >>max-cols
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white-interior ;
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: <browser-toolbar> ( browser -- toolbar )
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[ <toolbar> ] [
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search-field>> horizontal <track>
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0 >>fill swap 1 track-add
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1 track-add
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] bi ;
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: add-browser-toolbar ( track -- track )
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dup <browser-toolbar> format-toolbar f track-add ;
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: <browser-gadget> ( link -- gadget )
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vertical browser-gadget new-track with-lines
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1 >>fill
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swap >link <model> >>model
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dup <history> >>history
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dup <search-field> >>search-field
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add-browser-toolbar
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add-help-header
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add-help-pane
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add-help-footer ;
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M: browser-gadget graft*
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[ add-definition-observer ] [ call-next-method ] bi ;
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M: browser-gadget ungraft*
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[ call-next-method ] [ remove-definition-observer ] bi ;
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M: browser-gadget handle-gesture
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{
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{ [ over key-gesture? not ] [ call-next-method ] }
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{ [ dup popup>> ] [ { [ pass-to-popup ] [ call-next-method ] } 2&& ] }
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[ call-next-method ]
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} cond ;
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: showing-definition? ( defspec set -- ? )
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{
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[ in? ]
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[ [ dup word-link? [ name>> ] when ] dip in? ]
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[ [ dup vocab-link? [ lookup-vocab ] when ] dip in? ]
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} 2|| ;
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M: browser-gadget definitions-changed ( set browser -- )
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[ control-value swap showing-definition? ] keep
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'[ _ [ history-value ] keep set-history-value ] when ;
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M: browser-gadget focusable-child* search-field>> ;
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: (browser-window) ( topic -- )
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<browser-gadget>
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<world-attributes>
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"Browser" >>title
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open-status-window ;
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: browser-window ( -- )
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"help.home" (browser-window) ;
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: error-help-window ( error -- )
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{
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[ error-help ]
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[ dup tuple? [ class-of ] [ drop "errors" ] if ]
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} 1|| (browser-window) ;
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\ browser-window H{ { +nullary+ t } } define-command
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: com-browse ( link -- )
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[ browser-gadget? ] find-window
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[ [ raise-window ] [ gadget-child show-help ] bi ]
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[ (browser-window) ] if* ;
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: show-browser ( -- )
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[ browser-gadget? ] find-window
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[ [ raise-window ] [ request-focus ] bi ] [ browser-window ] if* ;
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\ show-browser H{ { +nullary+ t } } define-command
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: com-back ( browser -- ) history>> go-back ;
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: com-forward ( browser -- ) history>> go-forward ;
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: com-home ( browser -- ) "help.home" swap show-help ;
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: browser-help ( -- ) "ui-browser" com-browse ;
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: glossary ( -- ) "conventions" com-browse ;
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\ browser-help H{ { +nullary+ t } } define-command
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\ glossary H{ { +nullary+ t } } define-command
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browser-gadget "toolbar" f {
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{ T{ key-down f { A+ } "LEFT" } com-back }
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{ T{ key-down f { A+ } "RIGHT" } com-forward }
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{ T{ key-down f { A+ } "H" } com-home }
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{ T{ key-down f f "F1" } browser-help }
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{ T{ key-down f { A+ } "F1" } glossary }
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} define-command-map
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: ?show-help ( link browser -- )
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over [ show-help ] [ 2drop ] if ;
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: navigate ( browser quot -- )
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'[ control-value @ ] keep ?show-help ; inline
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: com-up ( browser -- ) [ article-parent ] navigate ;
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: com-prev ( browser -- ) [ prev-article ] navigate ;
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: com-next ( browser -- ) [ next-article ] navigate ;
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browser-gadget "navigation" "Commands for navigating in the article hierarchy" {
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{ T{ key-down f { A+ } "u" } com-up }
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{ T{ key-down f { A+ } "p" } com-prev }
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{ T{ key-down f { A+ } "n" } com-next }
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{ T{ key-down f { A+ } "k" } com-show-outgoing-links }
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{ T{ key-down f { A+ } "K" } com-show-incoming-links }
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} define-command-map
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browser-gadget "multi-touch" f {
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{ left-action com-back }
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{ right-action com-forward }
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} define-command-map
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browser-gadget "scrolling"
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"The browser's scroller can be scrolled from the keyboard."
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{
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{ T{ key-down f f "UP" } com-scroll-up }
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{ T{ key-down f f "DOWN" } com-scroll-down }
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{ T{ key-down f f "PAGE_UP" } com-page-up }
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{ T{ key-down f f "PAGE_DOWN" } com-page-down }
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} define-command-map
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: com-font-size-plus ( browser -- )
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2 adjust-help-font-size model>> notify-connections ;
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: com-font-size-minus ( browser -- )
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-2 adjust-help-font-size model>> notify-connections ;
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browser-gadget "fonts" f {
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{ T{ key-down f { A+ } "+" } com-font-size-plus }
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{ T{ key-down f { A+ } "=" } com-font-size-plus }
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{ T{ key-down f { A+ } "_" } com-font-size-minus }
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{ T{ key-down f { A+ } "-" } com-font-size-minus }
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} define-command-map
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MAIN: browser-window
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