factor/extra/ui/gadgets/books/books.factor

29 lines
693 B
Factor
Executable File

! Copyright (C) 2006, 2007 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: kernel sequences models ui.gadgets ;
IN: ui.gadgets.books
TUPLE: book ;
: hide-all ( book -- ) gadget-children [ hide-gadget ] each ;
: current-page ( book -- gadget )
[ control-value ] keep nth-gadget ;
M: book model-changed
nip
dup hide-all
dup current-page show-gadget
relayout ;
: <book> ( pages model -- book )
<gadget> book construct-control [ add-gadgets ] keep ;
M: book pref-dim* gadget-children pref-dims max-dim ;
M: book layout*
dup rect-dim swap gadget-children
[ set-layout-dim ] curry* each ;
M: book focusable-child* current-page ;