constants ArrangeSiblingEnum
The ArrangeSiblingEnum expression specifies how the first child node and its sibling nodes are arranged. Use the ArrangeSiblingNodesAs property to specify how the child nodes of the node are arranged. The ArrangeSiblingEnum type supports the following values:

NameValueDescription
exDefault0 The first child node and its sibling nodes are arranged vertically. 

exHorizontally1 The first child node and its sibling nodes are arranged horizontally.

exTree2 Aligns the child nodes as a tree, so each node is indented relative to its parent.