public void MoveToPrevious()
{
switch (Type)
{
case PeriodType.Day:
SelectedDate = SelectedDate.AddDays(-1);
break;
case PeriodType.Week:
SelectedDate = SelectedDate.AddDays(-7);
break;
case PeriodType.Month:
SelectedDate = SelectedDate.AddMonths(-1);
break;
case PeriodType.Year:
SelectedDate = SelectedDate.AddYears(-1);
break;
case PeriodType.All:
/// intentionally blank space
break;
}
CalculateDates();
OnPropertyChanged(nameof(Description));
}
private void BtnIncYear_Click(object sender, RoutedEventArgs e)
{
if (_currentPosition == DayMonthYear.Year)
{
SelectedDate = SelectedDate.AddYears(15);
}
else
{
SelectedDate = SelectedDate.AddYears(1);
}
}