public Main() { InitializeComponent(); _itemBl = new ItemBL(); UserCount = _itemBl.GetItemCount(); UpdateUserCountLabel(UserCount); var settings = new CefSettings(); Cef.Initialize(settings); jsObj = new JavascriptCallbackObject(); jsObj.UserCount = UserCount; jsObj.UserCountCallback = UpdateUserCountLabel; // Handlers Load += MainForm_Load; Closing += MainForm_Closing; this.btnAddUser.Click += addUser_Click; this.btnListUsers.Click += listUser_Click; }