public void ItemRemoved(T item, AListLeafBase <K, T> parent)
{
try {
for (int i = 0; i < _observers.Count; i++)
{
_observers[i].ItemRemoved(item, parent);
}
} catch (Exception e) { IllegalException(e); }
}
protected override TSummary Summarize(AListLeafBase <K, T> data)
{
IReadOnlyList <T> data2 = data;
var array = new TSummary[data2.Count];
if (array.Length == 0)
{
return(_emptyResult); // unusual
}
for (int i = 0; i < array.Length; i++)
{
array[i] = _selector(data2[i]);
}
return(_aggregator(array));
}
public void ItemRemoved(T item, AListLeafBase <K, T> parent)
{
ItemCount--;
}
public void ItemAdded(T item, AListLeafBase <K, T> parent)
{
ItemCount++;
}
protected abstract TSummary Summarize(AListLeafBase <K, T> data);
void IAListTreeObserver <K, T> .ItemRemoved(T item, AListLeafBase <K, T> parent) => Forget(parent);
