public CalendarGroupViewModel(XamScheduleDataManager dataManager, ICalendarService calendarService, IEventAggregator eventAggragator, IApplicationCommands applicationCommands)
{
CalendarUnselectedCommand = new DelegateCommand <object>(CalendarUnselectedCommandExecuted);
DateNavigatorSelectedDatesCommand = new DelegateCommand <ObservableCollection <DateTime> >(OnDateNavigatorSelectedDates);
CalendarService = calendarService;
EventAggregator = eventAggragator;
ApplicationCommands = applicationCommands;
DataManager = dataManager;
GenerateMenu();
_unselectedCalendarChangedEvent = EventAggregator.GetEvent <UnselectedCalendarChangedEvent>();
_selectedCalendarChangedEvent = eventAggragator.GetEvent <SelectedCalendarChangedEvent>();
_selectedCalendarChangedEvent.Subscribe(OnSelectedCalendarChanged);
_calendarClosedEvent = EventAggregator.GetEvent <CalendarClosedEvent>();
_calendarClosedEvent.Subscribe(OnCalendarClosed);
_dateNavigatorSelectedDatesChanged = EventAggregator.GetEvent <DateNavigatorSelectedDatesChanged>();
_outlookDateNavigatorSelectedDatesChanged = EventAggregator.GetEvent <OutlookDateNavigatorSelectedDatesChanged>();
_outlookDateNavigatorSelectedDatesChanged.Subscribe(OnOutlookDateNavigatorSelectedDatesChanged);
_canExecuteDateNavigatorSelectedDatesCommand = true;
}
