public PaymentButtonViewModel(IApplicationState applicationState, ITicketService ticketService)
{
_applicationState = applicationState;
_ticketService = ticketService;
CloseTicketCommand = new CaptionCommand <string>(Resources.CloseTicket_r, OnCloseTicketExecute, CanCloseTicket);
MakePaymentCommand = new CaptionCommand <string>(Resources.Settle, OnMakePaymentExecute, CanMakePayment);
MakeFastPaymentCommand = new CaptionCommand <PaymentType>("[FastPayment]", OnMakeFastPaymentExecute, CanMakeFastPayment);
PaymentButtonGroup = new PaymentButtonGroupViewModel();
PaymentButtonGroup.SetButtonCommands(MakeFastPaymentCommand, MakePaymentCommand, CloseTicketCommand);
SelectedTicket = Ticket.Empty;
EventServiceFactory.EventService.GetEvent <GenericEvent <Department> >().Subscribe(OnDepartmentChanged);
}
