TreeModel (NASA WorldWind)

All Superinterfaces:

AVList, java.util.EventListener, MessageListener, java.beans.PropertyChangeListener, WWObject

All Known Implementing Classes:

BasicTreeModel, LayerTreeModel
```
public interface TreeModel
extends WWObject
```
Contents of a Tree.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  TreeNode getRoot()
  Get the root node of the tree.
  - Methods inherited from interface gov.nasa.worldwind.avlist.AVList
    addPropertyChangeListener, addPropertyChangeListener, clearList, copy, firePropertyChange, firePropertyChange, getEntries, getStringValue, getValue, getValues, hasKey, removeKey, removePropertyChangeListener, removePropertyChangeListener, setValue, setValues
  - Methods inherited from interface gov.nasa.worldwind.event.MessageListener
    onMessage
  - Methods inherited from interface java.beans.PropertyChangeListener
    propertyChange

- Method Detail
  - getRoot
```
TreeNode getRoot()
```
    Get the root node of the tree.
    
    Returns:
    
    The root node.