public void Advise(Lifetime lifetime, Action <SetEvent <T> > handler)
{
foreach (var elt in mySet)
{
handler(SetEvent <T> .Add(elt));
}
myChange.Advise(lifetime, handler);
}
public void Add(T item)
{
if (!mySet.Add(item))
{
return;
}
myChange.Fire(SetEvent <T> .Add(item));
}
public bool Remove(T item)
{
if (!mySet.Remove(item))
{
return(false);
}
myChange.Fire(SetEvent <T> .Remove(item));
return(true);
}
public void Clear()
{
var changes = mySet.ToArray();
mySet.Clear();
foreach (var change in changes)
{
myChange.Fire(SetEvent <T> .Remove(change));
}
}
