constructor
( new horizontal-panel%
[parentparent]
[ [stylestyle]
[enabledenabled]
[vert-marginvert-margin]
[horiz-marginhoriz-margin]
[borderborder]
[spacingspacing]
[alignmentalignment]
[min-widthmin-width]
[min-heightmin-height]
[stretchable-widthstretchable-width]
[stretchable-heightstretchable-height]])
→(is-a?/c horizontal-panel% )

parent :
(or/c (is-a?/c frame% )(is-a?/c dialog% )
(is-a?/c panel% )(is-a?/c pane% ))

style :
(listof (or/c 'border'deleted
'hscroll'auto-hscroll'hide-hscroll
'vscroll'auto-vscroll'hide-vscroll))
= null
enabled:any/c =#t
vert-margin:spacing-integer? =0
horiz-margin:spacing-integer? =0
border:spacing-integer? =0
spacing:spacing-integer? =0

alignment :
(list/c (or/c 'left'center'right)
(or/c 'top'center'bottom))
= '(leftcenter)
min-width:(or/c dimension-integer? #f)=#f
min-height:(or/c dimension-integer? #f)=#f
stretchable-width:any/c =#t
stretchable-height:any/c =#t

The style flags are the same as for panel% .

For information about the enabled argument, see window<%> . For information about the horiz-margin and vert-margin arguments, see subarea<%> . For information about the border, spacing, and alignment arguments, see area-container<%> . For information about the min-width, min-height, stretchable-width, and stretchable-height arguments, see area<%> .

method
(send a-horizontal-panel set-orientation horizontal?)→void?
horizontal?:boolean?

Sets the orientation of the panel, switching it between the behavior of the vertical-panel% and that of the horizontal-panel% .

method
(send a-horizontal-panel get-orientation )→boolean?

Initially returns #t, but if set-orientation is called, this method returns whatever the last value passed to it was.

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