private bool IsNextButtonEnabled()
{
DateTime maxDate = SalesProvider.GetMaxDate();
DateTime currentDate = CurrentDate;
maxDate = DateTimeHelper.GetIntervalEndDate(maxDate, SelectionInterval);
currentDate = DateTimeHelper.GetIntervalEndDate(CurrentDate, SelectionInterval);
return(maxDate > currentDate);
}
private void UpdateMinMaxDate()
{
MinDateTime = DateTimeHelper.GetIntervalStartDate(SalesProvider.GetMinDate(), SelectionInterval.Month);
MaxDateTime = DateTimeHelper.GetIntervalEndDate(SalesProvider.GetMaxDate(), SelectionInterval.Month);
}