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 SummaryConstructors
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Method SummaryModifier and TypeMethodDescriptionvoidtreeCollapsed(TreeExpansionEvent event) Called whenever an item in the tree has been collapsed.voidtreeExpanded(TreeExpansionEvent event) Called whenever an item in the tree has been expanded.
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Constructor Details- 
TreeExpansionHandlerpublic TreeExpansionHandler()Constructs aTreeExpansionHandler.
 
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Method Details- 
treeExpandedCalled whenever an item in the tree has been expanded.- Specified by:
- treeExpandedin interface- TreeExpansionListener
- Parameters:
- event- a- TreeExpansionEventcontaining a- TreePathobject for the expanded node
 
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treeCollapsedCalled whenever an item in the tree has been collapsed.- Specified by:
- treeCollapsedin interface- TreeExpansionListener
- Parameters:
- event- a- TreeExpansionEventcontaining a- TreePathobject for the collapsed node
 
 
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