- A Radiobutton is always used in groups, grouped by their parent object.
- Radiobuttons are exclusive in the same group : selecting one deselects the others.
Radiobutton.constructor(parent, caption, [ x ], [ y ], [ width ], [ height ]) constructor
The Radiobutton constructor returns a Radiobutton value representing a push radiobutton on the parent object.
Parameters
parent
An object that will own the Radiobutton. Parent objects can be any of Window, Groupbox, TabItem and Panel
caption
A string representing the Radiobutton's text.
x
An optional number that indicates the Radiobutton horizontal position, in pixels. Zero means the left border of the parent.
y
An optional number that indicates the Radiobutton vertical position, in pixels. Zero means the top border of the parent.
width
An optional number that indicates the Radiobutton width in pixels, autosized to fit text content if omitted.
height
An optional number that indicates the Radiobutton height in pixels, autosized to fit text content if omitted.
Example
local ui = require "ui"
-- create a simple Window
local win = ui.Window("Radiobutton.constructor() sample", 320, 200)
-- create a Radiobutton on this window, with "LuaRT" as text, at the x position 110, and y position 80
local radiobutton = ui.Radiobutton(win, "Check if LuaRT is fun", 100, 80)
function radiobutton:onClick()
if self.checked then
ui.info("Thank you !")
end
end
win:show()
-- update the user interface until the user closes the Window
repeat
ui.update()
until not win.visible