BasicScrollPaneUI.MouseWheelHandler (Java Platform SE 8 ) (original) (raw)

• 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'sisWheelScrollingEnabled method returns false, no scrolling occurs.
Since:
1.4
See Also:
JScrollPane.isWheelScrollingEnabled(), BasicScrollPaneUI.createMouseWheelListener(), MouseWheelListener, MouseWheelEvent

• • Constructor Summary

  Constructors

  Modifier	Constructor	Description
  protected	MouseWheelHandler()

  • Method Summary

  All Methods Instance Methods Concrete Methods

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

     * ### Methods inherited from class java.lang.[Object](../../../../java/lang/Object.html "class in java.lang")  
     `[clone](../../../../java/lang/Object.html#clone--), [equals](../../../../java/lang/Object.html#equals-java.lang.Object-), [finalize](../../../../java/lang/Object.html#finalize--), [getClass](../../../../java/lang/Object.html#getClass--), [hashCode](../../../../java/lang/Object.html#hashCode--), [notify](../../../../java/lang/Object.html#notify--), [notifyAll](../../../../java/lang/Object.html#notifyAll--), [toString](../../../../java/lang/Object.html#toString--), [wait](../../../../java/lang/Object.html#wait--), [wait](../../../../java/lang/Object.html#wait-long-), [wait](../../../../java/lang/Object.html#wait-long-int-)`

• • Constructor Detail

     * #### MouseWheelHandler  
     protected MouseWheelHandler()  

  • Method Detail

    * #### mouseWheelMoved  
    public void mouseWheelMoved([MouseWheelEvent](../../../../java/awt/event/MouseWheelEvent.html "class in java.awt.event") e)  
    Called when the mouse wheel is rotated while over a JScrollPane.  
    Specified by:  
    `[mouseWheelMoved](../../../../java/awt/event/MouseWheelListener.html#mouseWheelMoved-java.awt.event.MouseWheelEvent-)` in interface `[MouseWheelListener](../../../../java/awt/event/MouseWheelListener.html "interface in java.awt.event")`  
    Parameters:  
    `e` \- MouseWheelEvent to be handled  
    Since:  
    1.4  
    See Also:  
    [MouseWheelEvent](../../../../java/awt/event/MouseWheelEvent.html "class in java.awt.event")

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