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
Constructors -
Method Summary
Modifier 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
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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:
treeExpandedin interfaceTreeExpansionListener- Parameters:
event- aTreeExpansionEventcontaining aTreePathobject for the expanded node
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treeCollapsed
Called whenever an item in the tree has been collapsed.- Specified by:
treeCollapsedin interfaceTreeExpansionListener- Parameters:
event- aTreeExpansionEventcontaining aTreePathobject for the collapsed node
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