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javax.swing.event
Interface TreeWillExpandListener  

All Superinterfaces:

java.util.EventListener

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public interface TreeWillExpandListener

extends java.util.EventListener

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Method Summary
void	treeWillCollapse(TreeExpansionEvent event)           Invoked whenever a node in the tree is about to be collapsed.
void	treeWillExpand(TreeExpansionEvent event)           Invoked whenever a node in the tree is about to be expanded.

 

Method Detail

treeWillCollapse

public void treeWillCollapse(TreeExpansionEvent event)
                      throws javax.swing.tree.ExpandVetoException

Invoked whenever a node in the tree is about to be collapsed.

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treeWillExpand

public void treeWillExpand(TreeExpansionEvent event)
                    throws javax.swing.tree.ExpandVetoException

Invoked whenever a node in the tree is about to be expanded.

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