class Iup::ColorDialog

A predefined modal dialog used for selecting a color.

dlg = Iup::ColorDialog.new do |d|
  d.title = "select a new color"
end
dlg.popup
p dlg.value # retrieve the selected color

If defined, enables alpha selection in dialog. Returns value if user pressed ‘OK’.

“m;n;…” gives a list of values for the palette.

If set, shows the color table. Values ‘yes’ / ‘no’.

If set, shows the color table. Values ‘yes’ / ‘no’.

Shows a help button if help_cb defined. Values ‘yes’ / ‘no’.

If set, shows a hexadecimal representation of color. Values ‘yes’ / ‘no’.

Returns ‘1’ if ‘OK’ pressed, or null.

Initial value for dialog, and return value if ‘OK’ pressed, as ‘r g b’ or ‘r g b a’.

Initial value for dialog, and return value if ‘OK’ pressed, as ‘rrggbb’.

Initial value for dialog, and return value if ‘OK’ pressed, as ‘H S I’.

Source

# File lib/wrapped/colordialog.rb, line 40
def initialize &block
  @handle = IupLib.IupColorDlg

  yield self if block_given?
end

Creates a dialog, using the optional block to set its attributes.

Callbacks

Action generated when the color is updated in the dialog. Callback must respond to call and take no arguments.