Class 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:
JScrollPane.isWheelScrollingEnabled(), BasicScrollPaneUI.createMouseWheelListener(), MouseWheelListener, MouseWheelEvent

Constructors

Modifier Constructor Description
protected MouseWheelHandler()

Methods

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

Constructors

MouseWheelHandler

protected MouseWheelHandler()

Methods

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:
MouseWheelEvent

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https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/javax/swing/plaf/basic/BasicScrollPaneUI.MouseWheelHandler.html