java.lang.Object
javax.swing.plaf.basic.BasicTreeUI.TreeExpansionHandler
- All Implemented Interfaces:
EventListener
,TreeExpansionListener
- Enclosing class:
BasicTreeUI
Updates the TreeState in response to nodes expanding/collapsing.
-
Constructor Summary
-
Method Summary
Modifier and TypeMethodDescriptionvoid
treeCollapsed
(TreeExpansionEvent event) Called whenever an item in the tree has been collapsed.void
treeExpanded
(TreeExpansionEvent event) Called whenever an item in the tree has been expanded.
-
Constructor Details
-
TreeExpansionHandler
public TreeExpansionHandler()Constructs aTreeExpansionHandler
.
-
-
Method Details
-
treeExpanded
Called whenever an item in the tree has been expanded.- Specified by:
treeExpanded
in interfaceTreeExpansionListener
- Parameters:
event
- aTreeExpansionEvent
containing aTreePath
object for the expanded node
-
treeCollapsed
Called whenever an item in the tree has been collapsed.- Specified by:
treeCollapsed
in interfaceTreeExpansionListener
- Parameters:
event
- aTreeExpansionEvent
containing aTreePath
object for the collapsed node
-