## Uses of Interface
javax.swing.event.TreeWillExpandListener

- Packages that use TreeWillExpandListener
  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.

- - ### Uses of TreeWillExpandListener in javax.swing

    Methods in javax.swing that return TreeWillExpandListener
    Modifier and Type | Method and Description
    --- | ---
    `TreeWillExpandListener[]` | JTree.`getTreeWillExpandListeners()` Returns an array of all the `TreeWillExpandListener`s added to this JTree with addTreeWillExpandListener().

    Methods in javax.swing with parameters of type TreeWillExpandListener
    Modifier and Type | Method and Description
    --- | ---
    `void` | JTree.`addTreeWillExpandListener(TreeWillExpandListener tel)` Adds a listener for `TreeWillExpand` events.
    `void` | JTree.`removeTreeWillExpandListener(TreeWillExpandListener tel)` Removes a listener for `TreeWillExpand` events.

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