Tree.ExpandListener (vaadin-server 7.7-SNAPSHOT API)

All Superinterfaces:

Serializable

Enclosing class:

Tree
```
public static interface Tree.ExpandListener
extends Serializable
```
Expand event listener.

Since:

3.0

Author:

Vaadin Ltd.

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  static Method EXPAND_METHOD
- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  void nodeExpand(Tree.ExpandEvent event)
  A node has been expanded.

- Field Detail
  - EXPAND_METHOD
```
static final Method EXPAND_METHOD
```
- Method Detail
  - nodeExpand
```
void nodeExpand(Tree.ExpandEvent event)
```
    A node has been expanded.
    
    Parameters:
    
    event - the Expand event.