internal void OnGUI()
 {
     if (DoneSetup)
     {
         BuildingMenu.OnGUI();
     }
 }
        private void SL_OnPacksLoaded()
        {
            DoneSetup = true;

            BuildingMenu.Init();
        }
 private void SL_OnSceneLoaded()
 {
     BuildingMenu.OnSceneChange();
 }