local gears = require "gears"
local longpress = {["timeout"]=1}
function longpress.add(button,normfunc,lpfunc)
 local isPressed = false
 local longPress = false
 local longpressTimer
 local function doPressed()
  if not isPressed then return end
  isPressed = false
  if longPress then -- long press
   lpfunc()
  else
   normfunc()
  end
  longpressTimer:stop()
 end
 longpressTimer = gears.timer({timeout=longpress.timeout,single_shot=true,callback=function()
  longPress = true
  doPressed()
  longpressTimer:stop()
  error("long pressed")
 end})
 button:connect_signal("button::press",function()
  isPressed = true
  longPress = false
  longpressTimer:again()
 end)
 button:connect_signal("button::release",doPressed)
end
return longpress