! Copyright (C) 2006, 2007 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: arrays ui.gadgets.buttons ui.gadgets.borders
ui.gadgets.labels ui.gadgets.panes ui.gadgets.scrollers
ui.gadgets.tracks ui.gadgets.theme ui.gadgets.frames
ui.gadgets.grids io kernel math models namespaces prettyprint
sequences sequences words classes.tuple ui.gadgets ui.render
colors accessors ;
IN: ui.gadgets.labelled

TUPLE: labelled-gadget < track content ;

: <labelled-gadget> ( gadget title -- newgadget )
  { 0 1 } labelled-gadget new-track
    swap <label> reverse-video-theme f track-add
    swap >>content
    dup content>> 1 track-add ;

M: labelled-gadget focusable-child* content>> ;

: <labelled-scroller> ( gadget title -- gadget )
    >r <scroller> r> <labelled-gadget> ;

: <labelled-pane> ( model quot scrolls? title -- gadget )
    >r >r <pane-control> r> over (>>scrolls?) r>
    <labelled-scroller> ;

: <close-box> ( quot -- button/f )
    gray close-box <polygon-gadget> swap <bevel-button> ;

: title-theme ( gadget -- )
    { 1 0 } over (>>orientation)
    T{ gradient f {
        T{ rgba f 0.65 0.65 1.0 1.0 }
        T{ rgba f 0.65 0.45 1.0 1.0 }
    } } swap (>>interior) ;

: <title-label> ( text -- label ) <label> dup title-theme ;

: <title-bar> ( title quot -- gadget )
  <frame>
    swap dup [ <close-box> @left grid-add ] [ drop ] if
    swap <title-label> @center grid-add ;

TUPLE: closable-gadget < frame content ;

: find-closable-gadget ( parent -- child )
    [ closable-gadget? ] find-parent ;

: <closable-gadget> ( gadget title quot -- gadget )
  closable-gadget new-frame
    -rot <title-bar> @top grid-add
    swap >>content
    dup content>> @center grid-add ;
    
M: closable-gadget focusable-child* content>> ;