class Iup::VBox

A container for one or more child widgets, arranged in a vertical column.

Example

This example arranges three buttons vertically with equal width, and some spacing:

box = Iup::VBox.new(button1, button2, button3) do |b|
  b.gap = 10
  b.margin = '5x5'
  b.expandchildren = :yes
end

Also see: Fill, HBox

Attributes

alignment [RW]

horizontal alignment of children, ‘aleft’ / ‘acenter’ / ‘aright’

clientoffset [R]

returns current offset of box in its client as “widthxheight”.

clientsize [R]

returns current size of box as “widthxheight”.

expand [RW]

Allows container to fill available space in indicated direction. Values ‘no’ / ‘horizontal’ / ‘vertical’ / ‘yes’.

expandchildren [RW]

Set to allow children to expand fully in horizontal direction, values as ‘yes’ / ‘no’.

gap [RW]

Number of pixels between children, default value of 0.

homogeneous [RW]

Set to force all children to get equal vertical size, values as ‘yes’ / ‘no’.

margin [RW]

Margin in x and y directions, value as “mxn”.

normalsize [RW]

Set to make natural size of children same, values as ‘yes’ / ‘no’.

position [R]

returns position in pixels within client window as “x,y”.

rastersize [RW]

Size of the container, in pixels, value as “widthxheight”.

Public Class Methods

new (*widgets) { |self| ... }

Source

# File lib/wrapped/vbox.rb, line 26
def initialize *widgets
  @handle = IupLib.IupVbox(*widget_list(widgets))

  # run any provided block on instance, to set up further attributes
  yield self if block_given?
end

Creates an instance of the vbox. If a block is given, the new instance is yielded to it.

widgets - one or more child widgets