Progressbar.x read/write property
Get or set the Progressbar horizontal position. The horizontal position start from 0 (left side of the parent widget) and increase to the right (right side of the parent widget).
Example
local ui = require "ui"
-- create a simple window
local win = ui.Window("Progressbar.x sample", 600, 300)
local pb = ui.Progressbar(win, 10, 140)
-- shows the window
win:show()
-- update user interface and increase Progressbar horizontal position
repeat
ui.update()
pb.x = pb.x + 1
until not win.visible or (pb.x > 600)