-- gui.lua

local P = {}
if _REQUIREDNAME == nil then
    BasicGUI = P
else
    _G[_REQUIREDNAME] = P
end

-- useless?
P.overlay = nil

-- constructor of the GUI
function P:new(_filename, _visible, _gui)
    local newElement = {
        filename = _filename,
        gui = _gui,
        visible = _visible or false
    } or {}
    setmetatable(newElement, self) -- connects new element with class
    self.__index = self
    return newElement
end

function P:init()
-- this function is empty and intended for inheriting GUIs to use
end

-- hide function for the GUI
function P:hide()
    self.window:hide()
    self.visible = false
end

-- show function for the GUI
function P:show()
    self.window:show()
    self.visible = true
end

function P:load()
    self.window = winMgr:loadWindowLayout(self.filename .. ".layout")
    self:init()
    return self
end

return P