public interface TreeWillExpandListener extends EventListener
Modifier and Type | Method | Description |
---|---|---|
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.
|
void treeWillExpand(TreeExpansionEvent event) throws ExpandVetoException
ExpandVetoException
void treeWillCollapse(TreeExpansionEvent event) throws ExpandVetoException
ExpandVetoException
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