GUI_OS Login

os.loadAPI("redbutton")
local readAt = {1,1}
local readNow = false
local readFun = readOpt
local readOpt = "btnWasRead"
function buttonPressed(data)
	btn = data["btn"]
	txt = data["txt"]
	if(txt == "login")then

	end
	if(txt == "user")then
		--readAt({data.btn.x,data.btn.y},userboxpressed,data.btn)--
		readAt = {data.btn.x,data.btn.y}--
		readFun = userboxpressed        --
		readOpt = data.btn              --
		readNow = true                  --
	end
end
function readAt(pos,fun,opt)
	readAt = pos
	readFun = fun
	readOpt = opt
	readNow = true
end
function drawButtons(btns)
	for key,value in pairs(btns) do --actualcode
	    value["btn"]:draw()
	end
end
function userboxpressed(btn)
	btn:rename("")
	btn:draw()
	btn:rename(read())
	btn:draw()
end
term.clear()
function btn()

    btns = {
		{txt="login", btn=redbutton.addButton(5,5,15,0,colors.white,colors.blue,"Login")},
		{txt="user", btn=redbutton.addButton(3,3,16,0,colors.white,colors.blue,"Username")}
	}
	drawButtons(btns)

    while true do
        ev = {os.pullEvent()}
    	for key,value in pairs(btns) do --actualcode
		    if(value["btn"]:pressed(ev))then
		    	buttonPressed(value)
		    end
		end
    end
end
function readAt()
	while(true)do
		if(readNow)then
			term.setCursorPos(readAt[1],readAt[2])
			readFun(readOpt)
			readNow = false
		end
		sleep(0.2)
	end
end

function readOpt(what)
	print("Error!")
end
parallel.waitForAny(btn,readAt)