- 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 Summary
Constructors Constructor Description TreeExpansionHandler()
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Method Summary
All 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
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treeExpanded
public void treeExpanded(TreeExpansionEvent event)
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
public void treeCollapsed(TreeExpansionEvent event)
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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