factor/basis/ui/tools/common/common.factor

37 lines
853 B
Factor

! Copyright (C) 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors assocs classes classes.mixin kernel namespaces
parser ui.gadgets ui.gadgets.scrollers ui.gadgets.tracks
combinators.short-circuit ;
IN: ui.tools.common
SYMBOL: tool-dims
tool-dims global [ H{ } clone or ] change-at
TUPLE: tool < track ;
M: tool pref-dim*
{ [ class tool-dims get at ] [ call-next-method ] } 1|| ;
M: tool layout*
[ call-next-method ]
[ [ dim>> ] [ class ] bi tool-dims get set-at ]
bi ;
: set-tool-dim ( dim class -- ) tool-dims get set-at ;
SLOT: scroller
: com-page-up ( tool -- )
scroller>> scroll-up-page ;
: com-page-down ( tool -- )
scroller>> scroll-down-page ;
: com-scroll-up ( tool -- )
scroller>> scroll-up-line ;
: com-scroll-down ( tool -- )
scroller>> scroll-down-line ;