MainInterface

local buttons = {}

local function createButton(name,startX,endX,startY,endY, offset, color)
  buttons[name] = {["startX"] = startX, ["endx"] = endX, ["startY"] = startY, ["endY"] = endY}
  term.setCursorPos(startX, startY)
  paintutils.drawFilledBox(startX-offset, startY-offset, endX+offset, endY+offset, color)
  print(name)
end

local function check(x,y)
  for key, value in pairs(buttons) do
        if value["startX"] <= x and value["endX"] >= x and value["startY"] >= y and value["endY"] <= y then
          return key
        end
  end
end

createButton("Reboot", 5, 10, 5, 10, 0, colors.green)

local event, button, x, y = os.pullEvent("mouse_click")
local clicked = check(x,y)
if clicked == "Reboot" then
os.reboot()
end