public LoginPageViewModel(ILoginUserService loginUserService, ISaveUserSecurityService saveUserSecurityService, IGetUsernameService getUsernameService, IDialogService dialogService, IBus messageBus, IClearUserSecurityService clearUserSecurityService, IReadUserSecurityService readUserSecurityService, IStartupService startupService) : base(clearUserSecurityService, dialogService) { LoginUserService = loginUserService; SaveUserSecurityService = saveUserSecurityService; GetUsernameService = getUsernameService; MessageBus = messageBus; ReadUserSecurityService = readUserSecurityService; StartupService = startupService; }