MACROMEDIA FLASH 8-COMPONENTS LANGUAGE Reference page 1288

Events inherited from the UIComponent class
The following table lists the events the Tree class inherits from the UIComponent class.
Event
UIComponent.focusIn
UIComponent.focusOut
UIComponent.keyDown
UIComponent.keyUp
Events inherited from the List class
The following table lists the events the Tree class inherits from the List class.
Event
List.change
List.itemRollOut
List.itemRollOver
List.scroll
1284 Tree component (Flash Professional only)
Description
Broadcast when an object receives focus.
Broadcast when an object loses focus.
Broadcast when a key is pressed.
Broadcast when a key is released.
Description
Broadcast whenever user interaction causes the selection to
change.
Broadcast when the pointer rolls over and then off list items.
Broadcast when the pointer rolls over list items.
Broadcast when a list is scrolled.