public List <string> DisplayTree()
{
//Clear PreOrder
PreOrder.Clear();
//Start PreOrder at Root
PreOrder.Add(Root.ToString());
PreOrderStack.Push(Root);
PreOrderTraversal(Root);
//Return List of index strings
return(PreOrder);
}
public void PreOrderTraversal(Index SearchIndex)
{
for (int i = 0; i < SearchIndex.IndexList.Count; i++)
{
//Add Next String
PreOrder.Add(SearchIndex.IndexList[i].ToString());
//Add to Index Stack
PreOrderStack.Push(SearchIndex.IndexList[i]);
//Step down to sub tree
PreOrderTraversal(SearchIndex.IndexList[i]);
}
}
