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.
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Constructor Summary
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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.
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Constructor Details
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TreeExpansionHandler
public TreeExpansionHandler()Constructs aTreeExpansionHandler
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Method Details
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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
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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
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