ChangeListener (Java SE 26 & JDK 26)
Description: declaration: module: java.desktop, package: javax.swing.event, interface: ChangeListener
Keywords: javax.swing.event.ChangeListener interface

# Interface ChangeListener

All Superinterfaces:
  `EventListener`

All Known Implementing Classes:
  `AbstractButton.ButtonChangeListener, BasicButtonListener, BasicMenuUI.ChangeHandler, BasicProgressBarUI.ChangeHandler, BasicScrollBarUI.ModelListener, BasicScrollPaneUI.HSBChangeListener, BasicScrollPaneUI.ViewportChangeHandler, BasicScrollPaneUI.VSBChangeListener, BasicSliderUI.ChangeHandler, BasicTabbedPaneUI.TabSelectionHandler, JCheckBoxMenuItem.AccessibleJCheckBoxMenuItem, JMenu.AccessibleJMenu, JMenuItem.AccessibleJMenuItem, JRadioButtonMenuItem.AccessibleJRadioButtonMenuItem, JScrollPane.AccessibleJScrollPane, JSlider.AccessibleJSlider, JSpinner.AccessibleJSpinner, JSpinner.DateEditor, JSpinner.DefaultEditor, JSpinner.ListEditor, JSpinner.NumberEditor, JTabbedPane.AccessibleJTabbedPane, JTabbedPane.ModelListener, ProgressMonitor.AccessibleProgressMonitor`

public interface ChangeListener extends EventListener
Defines an object which listens for ChangeEvents.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `void`
  `stateChanged(ChangeEvent e)`
  Invoked when the target of the listener has changed its state.

- ## Method Details

  - ### stateChanged

    void stateChanged(ChangeEvent e)
    Invoked when the target of the listener has changed its state.
    Parameters:
      `e` - a ChangeEvent object