public Period RemoveAbs(Period abs) {
if (this < Period.Zero) {
return (this.Abs() - abs) * -1;
} else {
return this - abs;
}
}
public PeriodItem(PeriodFormat format, Period time)
{
Display = time.ToString(format);
Time = time;
}
public bool Equals(Period period) {
return period.Hours == this.Hours;
}
protected virtual void OnValueChanged(Period? oldValue, Period? newValue)
{
//TODO: refactor this
if (newValue.HasValue && _timeListBox != null) {
var items = _timeListBox.ItemsSource;
foreach (PeriodItem item in items) {
if (item.Time == newValue.Value) {
int index = _timeListBox.Items.IndexOf(item);
if (_timeListBox.SelectedIndex != index)
_timeListBox.SelectedIndex = index;
break;
}
}
}
RoutedPropertyChangedEventArgs<object> args = new RoutedPropertyChangedEventArgs<object>(oldValue, newValue);
args.RoutedEvent = ValueChangedEvent;
RaiseEvent(args);
}
protected virtual void OnTimeIntervalChanged(Period oldValue, Period newValue)
{
// TODO: Add your property changed side-effects. Descendants can override as well.
UpdateItemsSource();
}
protected new void OnStartTimeChanged(Period oldValue, Period newValue)
{
// TODO: Add your property changed side-effects. Descendants can override as well.
UpdateItemsSource();
}
protected Period OnCoerceStartTime(Period value)
{
// TODO: Keep the proposed value within the desired range.
return value;
}
