public void Reset()
{
InUse = false;
Current = null;
m_current = m_list.First;
m_version = m_list.Version;
}
private void CacheNode(LALinkedListNode <TYPE> node)
{
node.Value = null;
node.Next = null;
if (m_cache.Count < MaxCacheSize)
{
m_cache.Add(node);
}
}
public bool MoveNext()
{
if (m_version != m_list.Version)
{
throw new InvalidOperationException("Collection was modified after the enumerator was insantiated");
}
if (m_current == null)
{
InUse = false;
return(false);
}
else
{
Current = m_current.Value;
m_current = m_current.Next;
return(true);
}
}
public void Remove(TYPE item)
{
Version++;
if (Count == 0)
{
return;
}
if (item == First.Value)
{
RemoveFirst();
}
else if (item == Last.Value)
{
RemoveLast();
}
{
LALinkedListNode <TYPE> previous = null;
LALinkedListNode <TYPE> current = First;
while (current != null)
{
if (item == current.Value)
{
previous.Next = current.Next;
Count--;
CacheNode(current);
return;
}
previous = current;
current = current.Next;
}
}
}
public LALinkedListEnumerator(LALinkedList <TYPE> list)
{
m_list = list;
m_current = list.First;
m_version = list.Version;
}
