EventListener
BasicTreeUI.TreeExpansionHandler
JTree.AccessibleJTree
public interface TreeExpansionListenerextends EventListener
void
treeCollapsed(TreeExpansionEvent event)
treeExpanded(TreeExpansionEvent event)
void treeExpanded(TreeExpansionEvent event)
event
TreeExpansionEvent
TreePath
void treeCollapsed(TreeExpansionEvent event)