W3cubDocs

/OpenJDK 21

Interface TopLevelWindowListener

All Superinterfaces:
EventListener
public interface TopLevelWindowListener extends EventListener
The TopLevelWindowListener interface is used by the EventQueueMonitor class to notify an interested party when a top level window is created or destroyed in the Java Virtual Machine. Classes wishing to express an interest in top level window events should implement this interface and register themselves with the EventQueueMonitor by calling the EventQueueMonitor.addTopLevelWindowListener class method.
See Also:

Method Summary

Modifier and Type Method Description
void topLevelWindowCreated(Window w)
Invoked when a new top level window has been created.
void topLevelWindowDestroyed(Window w)
Invoked when a top level window has been destroyed.

Method Details

topLevelWindowCreated

void topLevelWindowCreated(Window w)
Invoked when a new top level window has been created.
Parameters:
w - the Window that was created

topLevelWindowDestroyed

void topLevelWindowDestroyed(Window w)
Invoked when a top level window has been destroyed.
Parameters:
w - the Window that was destroyed

© 1993, 2023, Oracle and/or its affiliates. All rights reserved.
Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
Various third party code in OpenJDK is licensed under different licenses (see Debian package).
Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
https://docs.oracle.com/en/java/javase/21/docs/api/jdk.accessibility/com/sun/java/accessibility/util/TopLevelWindowListener.html