public static DateTime?SetYearMonth(DateTime date, DateTime yearMonth)
{
DateTime?target = SetYear(date, yearMonth.Year);
if (target.HasValue)
{
target = MyDateTimeHelper.AddMonths(target.Value, yearMonth.Month - date.Month);
}
return(target);
}
private string DateTimeToString(DateTime d)
{
var dtfi = MyDateTimeHelper.GetDateFormat(MyDateTimeHelper.GetCulture(this));
switch (SelectedDateFormat)
{
case DatePickerFormat.Short:
{
return(string.Format(CultureInfo.CurrentCulture, d.ToString(dtfi.ShortDatePattern, dtfi)));
}
case DatePickerFormat.Long:
{
return(string.Format(CultureInfo.CurrentCulture, d.ToString(dtfi.LongDatePattern, dtfi)));
}
}
return(null);
}
public static DateTime?SetYear(DateTime date, int year)
{
return(MyDateTimeHelper.AddYears(date, year - date.Year));
}
