public DateSpanUI()
{
InitializeComponent();
this.Loaded += (s, e) =>UpdateValue(Value);
txtYear.Text = DateTimeMessage._0Years.NiceToString().Formato("");
txtMonth.Text = DateTimeMessage._0Month.NiceToString().Formato("");
txtDay.Text = DateTimeMessage._0Days.NiceToString().Formato("");
this.Day.ValueChanged += (s, e) => Value = new DateSpan(Value.Years, Value.Months, (int?)e.NewValue ?? 0);
this.Month.ValueChanged += (s, e) => Value = new DateSpan(Value.Years, (int?)e.NewValue ?? 0, Value.Days);
this.Year.ValueChanged += (s, e) => Value = new DateSpan((int?)e.NewValue ?? 0, Value.Months, Value.Days);
}
private void UpdateValue(DateSpan ds)
{
Day.Value = ds.Days;
Month.Value = ds.Months;
Year.Value = ds.Years;
}
public static DateTime Add(this DateTime date, DateSpan dateSpan)
{
return(dateSpan.AddTo(date));
}
public static DateTime Add(this DateTime date, DateSpan dateSpan)
{
return dateSpan.AddTo(date);
}
public static DateSpan DateSpanTo(this DateTime min, DateTime max)
{
return(DateSpan.FromToDates(min, max));
}