AboutEvent (Java SE 22 & JDK 22)
Description: declaration: module: java.desktop, package: java.awt.desktop, class: AboutEvent
Keywords: java.awt.desktop.AboutEvent class

Module java.desktop
Package java.awt.desktop

# Class AboutEvent

java.lang.Object
java.util.EventObject
java.awt.desktop.AppEvent
java.awt.desktop.AboutEvent

All Implemented Interfaces:
  `Serializable`

public final class AboutEvent extends AppEvent
Event sent when the application is asked to open its about window.

Since:
  9
See Also:
  - `AboutHandler.handleAbout(java.awt.desktop.AboutEvent)`
  - Serialized Form

- ## Field Summary

  ### Fields declared in class java.util.EventObject

  `source`

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `AboutEvent()`
  Constructs an `AboutEvent`.

- ## Method Summary

  ### Methods declared in class java.util.EventObject

  `getSource, toString`

  ### Methods declared in class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- ## Constructor Details

  - ### AboutEvent

    public AboutEvent()
    Constructs an `AboutEvent`.
    Throws:
      `HeadlessException` - if `GraphicsEnvironment.isHeadless()` returns `true`
      `UnsupportedOperationException` - if Desktop API is not supported on the current platform
    See Also:
      - `Desktop.isDesktopSupported()`
      - `GraphicsEnvironment.isHeadless()`