Have you looked at org.apache.pivot.collections.adapter.ListAdapter? You might 
be able to use this in conjunction with TreeViewBranchListener to construct 
your tree nodes from your backing data structure on demand.

G


On May 6, 2011, at 7:31 AM, Edvin Syse wrote:

> I have a tree-structure represented by a list of domain objects. Some of the 
> domain objects have a "children" property with a java.util.List of children. 
> The TreeView#setTreeData method takes a org.apache.pivot.collections.List, 
> and I figured I could do:
> 
> setTreeData(new ArrayList(myJavaUtilListList.toArray()));
> 
> This works so that I can see the first level of nodes, but I don't know how 
> to express branch nodes. Also, I would like to lazy load some of the nodes. I 
> think I need to use the TreeViewBranchListener somehow, but I can't find any 
> documentation or examples.
> 
> Do I need to wrap all my domain objects in TreeNodes or is there another way 
> to do this?
> 
> -- Edvin

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