public ScheduleControl() { InitializeComponent(); // load data daysOfWeek = MultiLangEnumHelper.ToSelectableCollection <DayOfWeek>(); months = MultiLangEnumHelper.ToSelectableCollection <Month>(); // fill schedule selectors comboScheduleTypes.ItemsSource = MultiLangEnumHelper.ToCollection(typeof(ScheduleType)); comboDaysOfMonth.ItemsSource = ScheduleHelper.GetMonthes(); DaysOfWeekControl.ItemsSource = daysOfWeek; MonthesControl.ItemsSource = months; }