Class BasicScrollPaneUI.MouseWheelHandler

java.lang.Object
javax.swing.plaf.basic.BasicScrollPaneUI.MouseWheelHandler
All Implemented Interfaces:
MouseWheelListener, EventListener
Enclosing class:
BasicScrollPaneUI
protected class BasicScrollPaneUI.MouseWheelHandler extends Object implements MouseWheelListener
MouseWheelHandler is an inner class which implements the MouseWheelListener interface. MouseWheelHandler responds to MouseWheelEvents by scrolling the JScrollPane appropriately. If the scroll pane's isWheelScrollingEnabled method returns false, no scrolling occurs.
Since:
1.4
See Also:

Constructor Summary

MouseWheelHandler()
Modifier Constructor Description
protected
Constructs a MouseWheelHandler.

Method Summary

Modifier and Type Method Description
void mouseWheelMoved(MouseWheelEvent e)
Called when the mouse wheel is rotated while over a JScrollPane.

Methods declared in class java.lang.Object

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

Constructor Details

MouseWheelHandler

protected MouseWheelHandler()
Constructs a MouseWheelHandler.

Method Details

mouseWheelMoved

public void mouseWheelMoved(MouseWheelEvent e)
Called when the mouse wheel is rotated while over a JScrollPane.
Specified by:
mouseWheelMoved in interface MouseWheelListener
Parameters:
e - MouseWheelEvent to be handled
Since:
1.4
See Also:

© 1993, 2021, 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/17/docs/api/java.desktop/javax/swing/plaf/basic/BasicScrollPaneUI.MouseWheelHandler.html