private void FillQuarters()
{
// generating a list of quarters descending from current date
DateTime quarter = DateTime.Now.Date;
while (quarter > new DateTime(1995, 1, 1))
{
quarter = dateFunctions.PreviousQuarter(quarter);
quarters.Add(quarter.Date);
}
Quarters = CollectionViewSource.GetDefaultView(quarters);
Quarters.CurrentChanged += Quarters_CurrentChanged;
Quarters.MoveCurrentToFirst();
}
