public static BehaviorsDisposable <IEnumerable <T> > AddBehavior <T>
(
this IEnumerable <T> collection,
DoForEachItemCollectionBehavior <T> behavior
)
{
return(collection.AddBehaviorImpl <T>(behavior));
}
private static BehaviorsDisposable <IEnumerable <T> > AddBehaviorImpl <T>
(
this IEnumerable <T> collection,
Action <T> onAdd,
Action <T> onRemove = null,
BehaviorsDisposable <IEnumerable <T> > previousBehavior = null
)
{
DoForEachItemCollectionBehavior <T> behavior = new DoForEachItemCollectionBehavior <T>(onAdd, onRemove);
return(collection?.AddBehaviorImpl <T>(behavior, previousBehavior));
}
private static BehaviorsDisposable <IEnumerable <T> > AddBehaviorImpl <T>
(
this IEnumerable <T> collection,
DoForEachItemCollectionBehavior <T> behavior,
BehaviorsDisposable <IEnumerable <T> > previousBehavior = null
)
{
if (collection == null)
{
return(null);
}
DisposableBehaviorContainer <IEnumerable <T> > behaviorContainer =
new DisposableBehaviorContainer <IEnumerable <T> >(behavior, collection);
BehaviorsDisposable <IEnumerable <T> > behaviorsDisposable =
new BehaviorsDisposable <IEnumerable <T> >(behaviorContainer, previousBehavior);
return(behaviorsDisposable);
}