Uses of Interface javax.swing.event.TreeExpansionListener (Java SE 15)

Packages that use TreeExpansionListener
Package	Description
javax.swing	Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.swing.plaf.basic	Provides user interface objects built according to the Basic look and feel.

Uses of TreeExpansionListener in javax.swing

Classes in javax.swing that implement TreeExpansionListener
Modifier and Type	Class	Description
`protected class`	`JTree.AccessibleJTree`	This class implements accessibility support for the `JTree` class.

Methods in javax.swing that return TreeExpansionListener
Modifier and Type	Method	Description
`TreeExpansionListener[]`	JTree.`getTreeExpansionListeners()`	Returns an array of all the `TreeExpansionListener`s added to this JTree with addTreeExpansionListener().

Methods in javax.swing with parameters of type TreeExpansionListener
Modifier and Type	Method	Description
`void`	JTree.`addTreeExpansionListener(TreeExpansionListener tel)`	Adds a listener for `TreeExpansion` events.
`void`	JTree.`removeTreeExpansionListener(TreeExpansionListener tel)`	Removes a listener for `TreeExpansion` events.

Uses of TreeExpansionListener in javax.swing.plaf.basic

Classes in javax.swing.plaf.basic that implement TreeExpansionListener
Modifier and Type	Class	Description
`class`	`BasicTreeUI.TreeExpansionHandler`	Updates the TreeState in response to nodes expanding/collapsing.

Methods in javax.swing.plaf.basic that return TreeExpansionListener
Modifier and Type	Method	Description
`protected TreeExpansionListener`	BasicTreeUI.`createTreeExpansionListener()`	Creates and returns the object responsible for updating the treestate when nodes expanded state changes.