JavaTM 2 Platform
Std. Ed. v1.4.1

javax.swing.plaf.basic
Class BasicSliderUI.TrackListener

java.lang.Object
  |
  +--javax.swing.event.MouseInputAdapter
        |
        +--javax.swing.plaf.basic.BasicSliderUI.TrackListener
All Implemented Interfaces:
EventListener, MouseInputListener, MouseListener, MouseMotionListener
Enclosing class:
BasicSliderUI

public class BasicSliderUI.TrackListener
extends MouseInputAdapter

Track mouse movements. This inner class is marked "public" due to a compiler bug. This class should be treated as a "protected" inner class. Instantiate it only within subclasses of .


Field Summary
protected  int currentMouseX
           
protected  int currentMouseY
           
protected  int offset
           
 
Constructor Summary
BasicSliderUI.TrackListener()
           
 
Method Summary
 void mouseDragged(MouseEvent e)
          Set the models value to the position of the top/left of the thumb relative to the origin of the track.
 void mouseMoved(MouseEvent e)
          Invoked when the mouse cursor has been moved onto a component but no buttons have been pushed.
 void mousePressed(MouseEvent e)
          If the mouse is pressed above the "thumb" component then reduce the scrollbars value by one page ("page up"), otherwise increase it by one page.
 void mouseReleased(MouseEvent e)
          Invoked when a mouse button has been released on a component.
 boolean shouldScroll(int direction)
           
 
Methods inherited from class javax.swing.event.MouseInputAdapter
mouseClicked, mouseEntered, mouseExited
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

offset

protected transient int offset

currentMouseX

protected transient int currentMouseX

currentMouseY

protected transient int currentMouseY
Constructor Detail

BasicSliderUI.TrackListener

public BasicSliderUI.TrackListener()
Method Detail

mouseReleased

public void mouseReleased(MouseEvent e)
Description copied from interface: MouseListener
Invoked when a mouse button has been released on a component.

Specified by:
mouseReleased in interface MouseListener
Overrides:
mouseReleased in class MouseInputAdapter

mousePressed

public void mousePressed(MouseEvent e)
If the mouse is pressed above the "thumb" component then reduce the scrollbars value by one page ("page up"), otherwise increase it by one page. If there is no thumb then page up if the mouse is in the upper half of the track.

Specified by:
mousePressed in interface MouseListener
Overrides:
mousePressed in class MouseInputAdapter

shouldScroll

public boolean shouldScroll(int direction)

mouseDragged

public void mouseDragged(MouseEvent e)
Set the models value to the position of the top/left of the thumb relative to the origin of the track.

Specified by:
mouseDragged in interface MouseMotionListener
Overrides:
mouseDragged in class MouseInputAdapter

mouseMoved

public void mouseMoved(MouseEvent e)
Description copied from interface: MouseMotionListener
Invoked when the mouse cursor has been moved onto a component but no buttons have been pushed.

Specified by:
mouseMoved in interface MouseMotionListener
Overrides:
mouseMoved in class MouseInputAdapter

JavaTM 2 Platform
Std. Ed. v1.4.1

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

Copyright 2002 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.