TreeViewModel.NodeInfo (GWT Javadoc)

All Known Implementing Classes:

TreeViewModel.DefaultNodeInfo

Enclosing interface:

TreeViewModel
```
public static interface TreeViewModel.NodeInfo<T>
```
The info needed to create the children of a tree node.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Cell<T>`	`getCell()`	Get the `Cell` used to render the children of this node.
`ProvidesKey<T>`	`getProvidesKey()`	Return the key provider for children of this node.
`SelectionModel<? super T>`	`getSelectionModel()`	Get the `SelectionModel` used for the children of this node.
`ValueUpdater<T>`	`getValueUpdater()`	Get the value updater associated with the cell.
`void`	`setDataDisplay(HasData<T> display)`	Set the display that is listening to this `TreeViewModel.NodeInfo`.
`void`	`unsetDataDisplay()`	Unset the display from the `TreeViewModel.NodeInfo`.

- Method Detail
  - getCell
```
Cell<T> getCell()
```
    Get the Cell used to render the children of this node.
    
    Returns:
    
    the Cell
  - getProvidesKey
```
ProvidesKey<T> getProvidesKey()
```
    Return the key provider for children of this node.
    
    Returns:
    
    the ProvidesKey
  - getSelectionModel
```
SelectionModel<? super T> getSelectionModel()
```
    Get the SelectionModel used for the children of this node. To unify selection across all items of the same type, or across the entire tree, return the same instance of SelectionModel from all TreeViewModel.NodeInfo.
    
    Returns:
    
    the SelectionModel
  - getValueUpdater
```
ValueUpdater<T> getValueUpdater()
```
    Get the value updater associated with the cell.
    
    Returns:
    
    the value updater
  - setDataDisplay
```
void setDataDisplay(HasData<T> display)
```
    Set the display that is listening to this TreeViewModel.NodeInfo. The implementation should attach the display to the source of data.
    
    Parameters:
    
    display - the HasData
  - unsetDataDisplay
```
void unsetDataDisplay()
```
    Unset the display from the TreeViewModel.NodeInfo. The implementation should detach the display from the source of data.