//交换节点
public void Swap(DLinkNode targetNode)
{
DLinkNode prethis = this.Previous;
DLinkNode nextthis = this.Next;
this.Delete();
if (nextthis == targetNode)
{
targetNode.AddAfter(this);
}
else if (prethis == targetNode)
{
targetNode.InsretBefor(this);
}
else /*if (nextthis != targetNode && prethis != targetNode)*/
{
targetNode.AddAfter(this);
targetNode.Delete();
if (prethis == null)
{
nextthis.InsretBefor(targetNode);
}
else
{
prethis.AddAfter(targetNode);
}
}
}
public bool MoveNext()
{
if (end)
{
return(false);
}
if (node.IsEnd)
{
DLinkNode FackTail = new DLinkNode();
FackTail.AddAfter(node);
end = true;
}
node = node.Next;
return(true);
}