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com.google.gwt.view.client
Interface TreeViewModel

public interface TreeViewModel

A model of a tree.

Nested Class Summary
static class TreeViewModel.DefaultNodeInfo<T>
          Default implementation of TreeViewModel.DefaultNodeInfo.
static interface TreeViewModel.NodeInfo<T>
          The info needed to create the children of a tree node.
 
Method Summary
<T> TreeViewModel.NodeInfo<?>
getNodeInfo(T value)
          Get the TreeViewModel.DefaultNodeInfo that will provide the ProvidesKey, Cell, and HasData instances to retrieve and display the children of the specified value.
 boolean isLeaf(java.lang.Object value)
          Check if the value is known to be a leaf node.
 

Method Detail

getNodeInfo

<T> TreeViewModel.NodeInfo<?> getNodeInfo(T value)
Get the TreeViewModel.DefaultNodeInfo that will provide the ProvidesKey, Cell, and HasData instances to retrieve and display the children of the specified value.

Parameters:
value - the value in the parent node
Returns:
the TreeViewModel.DefaultNodeInfo

isLeaf

boolean isLeaf(java.lang.Object value)
Check if the value is known to be a leaf node.

Parameters:
value - the value at the node
Returns:
true if the node is known to be a leaf node, false otherwise
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