protected override void OnRemoveComplete(int index, object item)
{
base.OnRemoveComplete(index, item);
ICollectionItem colItem = item as ICollectionItem;
colItem.SetCollection(null);
colItem.ItemChanged -= new EventHandler(Collection_CollectionItemChanged);
RaiseOnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Remove, item));
}
protected override void OnInsertComplete(int index, object item)
{
base.OnInsertComplete(index, item);
ICollectionItem colItem = item as ICollectionItem;
colItem.SetCollection(this);
colItem.ItemChanged += new EventHandler(Collection_CollectionItemChanged);
RaiseOnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Add, item));
}
