- java.lang.Object
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- javax.swing.plaf.basic.BasicTreeUI.TreeExpansionHandler
 
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- All Implemented Interfaces:
- EventListener,- TreeExpansionListener
 - Enclosing class:
- BasicTreeUI
 
 public class BasicTreeUI.TreeExpansionHandler extends Object implements TreeExpansionListener Updates the TreeState in response to nodes expanding/collapsing.
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Constructor SummaryConstructors Constructor Description TreeExpansionHandler()
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Method SummaryAll Methods Instance Methods Concrete Methods Modifier and Type Method Description voidtreeCollapsed(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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Method Detail- 
treeExpandedpublic void treeExpanded(TreeExpansionEvent event) Called 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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treeCollapsedpublic void treeCollapsed(TreeExpansionEvent event) Called 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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