public void PlaceBefore(IDualLinkNode <TEntity> sourceNode, IDualLinkNode <TEntity> targetNode)
{
DualLinkNode <TEntity> source = FindNode(sourceNode);
DualLinkNode <TEntity> target = FindNode(targetNode);
if (source != target)
{
target.AttachBefore(source);
RealignEnds();
}
}
public IDualLinkNode <TEntity> AddBefore(IDualLinkNode <TEntity> suppliedNode, TEntity entity)
{
DualLinkNode <TEntity> sourceNode = FindNode(suppliedNode);
DualLinkNode <TEntity> newNode = new DualLinkNode <TEntity>(this, entity);
if (sourceNode != null)
{
newNode.AttachBefore(sourceNode);
}
AddElement(newNode);
return(newNode);
}