factor/basis/ui/tools/browser/browser.factor

146 lines
4.5 KiB
Factor

! Copyright (C) 2006, 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: debugger help help.topics help.crossref kernel models compiler.units
assocs words vocabs accessors fry combinators.short-circuit
sequences models models.history tools.apropos combinators
ui.commands ui.gadgets ui.gadgets.panes ui.gadgets.scrollers
ui.gadgets.tracks ui.gestures ui.gadgets.buttons ui.gadgets.packs
ui.gadgets.editors ui.gadgets.labels ui.gadgets.status-bar
ui.gadgets.glass ui.gadgets.borders ui.tools.common
ui.tools.browser.popups ui ;
IN: ui.tools.browser
TUPLE: browser-gadget < tool pane scroller search-field popup ;
{ 650 400 } browser-gadget set-tool-dim
: show-help ( link browser-gadget -- )
model>> dup add-history
[ >link ] dip set-model ;
: <help-pane> ( browser-gadget -- gadget )
model>> [ '[ _ print-topic ] try ] <pane-control> ;
: search-browser ( string browser -- )
'[ <apropos> _ show-help ] unless-empty ;
: <search-field> ( browser -- field )
'[ _ search-browser ] <action-field>
10 >>min-cols
10 >>max-cols ;
: <browser-toolbar> ( browser -- toolbar )
horizontal <track>
0 >>fill
1/2 >>align
{ 5 5 } >>gap
over <toolbar> f track-add
swap search-field>> "Search:" label-on-left 1 track-add ;
: <browser-gadget> ( link -- gadget )
vertical browser-gadget new-track
1 >>fill
swap >link <history> >>model
dup <search-field> >>search-field
dup <browser-toolbar> { 3 3 } <border> { 1 0 } >>fill f track-add
dup <help-pane> >>pane
dup pane>> <scroller> >>scroller
dup scroller>> 1 track-add ;
M: browser-gadget graft*
[ add-definition-observer ] [ call-next-method ] bi ;
M: browser-gadget ungraft*
[ call-next-method ] [ remove-definition-observer ] bi ;
M: browser-gadget handle-gesture
{
{ [ over key-gesture? not ] [ call-next-method ] }
{ [ dup popup>> ] [ { [ pass-to-popup ] [ call-next-method ] } 2&& ] }
[ call-next-method ]
} cond ;
: showing-definition? ( defspec assoc -- ? )
{
[ key? ]
[ [ dup word-link? [ name>> ] when ] dip key? ]
[ [ dup vocab-link? [ vocab ] when ] dip key? ]
} 2|| ;
M: browser-gadget definitions-changed ( assoc browser -- )
model>> [ value>> swap showing-definition? ] keep
'[ _ notify-connections ] when ;
M: browser-gadget focusable-child* search-field>> ;
: (browser-window) ( topic -- )
<browser-gadget> "Browser" open-status-window ;
: browser-window ( -- )
"handbook" (browser-window) ;
\ browser-window H{ { +nullary+ t } } define-command
: com-browse ( link -- )
[ browser-gadget? ] find-window
[ [ raise-window ] [ gadget-child show-help ] bi ]
[ (browser-window) ] if* ;
: show-browser ( -- )
[ browser-gadget? ] find-window
[ raise-window ] [ browser-window ] if* ;
\ show-browser H{ { +nullary+ t } } define-command
: com-back ( browser -- ) model>> go-back ;
: com-forward ( browser -- ) model>> go-forward ;
: com-documentation ( browser -- ) "handbook" swap show-help ;
: browser-help ( -- ) "ui-browser" com-browse ;
\ browser-help H{ { +nullary+ t } } define-command
browser-gadget "toolbar" f {
{ T{ key-down f { A+ } "LEFT" } com-back }
{ T{ key-down f { A+ } "RIGHT" } com-forward }
{ f com-documentation }
{ T{ key-down f f "F1" } browser-help }
} define-command-map
: ?show-help ( link browser -- )
over [ show-help ] [ 2drop ] if ;
: navigate ( browser quot -- )
'[ control-value @ ] keep ?show-help ;
: com-up ( browser -- ) [ article-parent ] navigate ;
: com-prev ( browser -- ) [ prev-article ] navigate ;
: com-next ( browser -- ) [ next-article ] navigate ;
browser-gadget "navigation" "Commands for navigating in the article hierarchy" {
{ T{ key-down f { A+ } "u" } com-up }
{ T{ key-down f { A+ } "p" } com-prev }
{ T{ key-down f { A+ } "n" } com-next }
{ T{ key-down f { A+ } "k" } com-show-outgoing-links }
{ T{ key-down f { A+ } "K" } com-show-incoming-links }
} define-command-map
browser-gadget "multi-touch" f {
{ left-action com-back }
{ right-action com-forward }
} define-command-map
browser-gadget "scrolling"
"The browser's scroller can be scrolled from the keyboard."
{
{ T{ key-down f f "UP" } com-scroll-up }
{ T{ key-down f f "DOWN" } com-scroll-down }
{ T{ key-down f f "PAGE_UP" } com-page-up }
{ T{ key-down f f "PAGE_DOWN" } com-page-down }
} define-command-map
MAIN: browser-window