com.vaadin.ui.

Class Tree.ExpandEvent

java.lang.Object
  java.util.EventObject
      com.vaadin.ui.Component.Event
          com.vaadin.ui.Tree.ExpandEvent

All Implemented Interfaces:

Serializable

Enclosing class:

Tree

extends Component.Event

Event to fired when a node is expanded. ExapandEvent is fired when a node is to be expanded. it can me used to dynamically fill the sub-nodes of the node.

Since:

3.0

Version:

6.8.18

Author:

Vaadin Ltd.

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.EventObject
`source`

Constructor Summary
`Tree.ExpandEvent(Component source, Object expandedItemId)` New instance of options change event

Method Summary
`Object`	`getItemId()` Node where the event occurred.

Methods inherited from class com.vaadin.ui.Component.Event
`getComponent`

Methods inherited from class java.util.EventObject
`getSource, toString`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Constructor Detail

Tree.ExpandEvent

public Tree.ExpandEvent(Component source,
                        Object expandedItemId)

New instance of options change event

Parameters:: source - the Source of the event.; expandedItemId -

Method Detail

getItemId

public Object getItemId()

Node where the event occurred.

Returns:: the Source of the event.