private static void OnSetCommandParameterCallback(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e)
        {
            XamOutlookCalendarView outlookCalendarView = dependencyObject as XamOutlookCalendarView;

            if (outlookCalendarView != null)
            {
                XamOutlookCalendarViewCommandBehavior behavior = GetOrCreateBehavior(outlookCalendarView);
                behavior.CommandParameter = e.NewValue;
            }
        }
        private static XamOutlookCalendarViewCommandBehavior GetOrCreateBehavior(XamOutlookCalendarView outlookCalendarView)
        {
            XamOutlookCalendarViewCommandBehavior behavior = outlookCalendarView.GetValue(SelectedTimeRangeCommandBehaviorProperty) as XamOutlookCalendarViewCommandBehavior;

            if (behavior == null)
            {
                behavior = new XamOutlookCalendarViewCommandBehavior(outlookCalendarView);
                outlookCalendarView.SetValue(SelectedTimeRangeCommandBehaviorProperty, behavior);
            }

            return(behavior);
        }