private static void OnTrackCalendarSelectedDatesPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { var calendar = d as Calendar; if (calendar != null) { if ((bool)e.NewValue) { var extensions = new CalendarExtensions(calendar); SetExtensions(calendar, extensions); extensions.UpdateSelectedDates(); } else { GetExtensions(calendar).Detach(); calendar.ClearValue(ExtensionsProperty); } } }
private static void SetExtensions(DependencyObject obj, CalendarExtensions value) { obj.SetValue(ExtensionsProperty, value); }