public static DocumentMapNode CreateNode(IDocumentMap docMap)
{
if (docMap == null)
{
return(null);
}
Stack <NodeStackEntry> stack = new Stack <NodeStackEntry>();
List <DocumentMapNode> workspace = new List <DocumentMapNode>();
OnDemandDocumentMapNode onDemandDocumentMapNode = null;
while (docMap.MoveNext())
{
onDemandDocumentMapNode = docMap.Current;
NodeStackEntry item = default(NodeStackEntry);
item.Node = DocumentMapNode.FromOnDemandNode(onDemandDocumentMapNode);
item.Level = onDemandDocumentMapNode.Level;
while (stack.Count > 0 && onDemandDocumentMapNode.Level < stack.Peek().Level)
{
DocumentMapNode.CollapseTopLevel(stack, workspace);
}
stack.Push(item);
}
while (stack.Count > 1)
{
DocumentMapNode.CollapseTopLevel(stack, workspace);
}
return(stack.Pop().Node);
}
public static DocumentMapNode CreateTree(IDocumentMap docMap, string rootName)
{
DocumentMapNode documentMapNode = DocumentMapNode.CreateNode(docMap);
if (documentMapNode != null)
{
documentMapNode.m_label = rootName;
}
return(documentMapNode);
}
private static void CollapseTopLevel(Stack <NodeStackEntry> nodeStack, List <DocumentMapNode> workspace)
{
if (nodeStack != null && nodeStack.Count > 1)
{
int level = nodeStack.Peek().Level;
workspace.Clear();
while (nodeStack.Peek().Level == level)
{
workspace.Add(nodeStack.Pop().Node);
}
DocumentMapNode node = nodeStack.Peek().Node;
node.SetNodeChildren(new DocumentMapNode[workspace.Count]);
for (int num = workspace.Count - 1; num >= 0; num--)
{
node.Children[workspace.Count - num - 1] = workspace[num];
}
}
}