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Java™ Platform
Standard Ed. 7

DRAFT ea-b118

javax.swing.plaf.basic
Class BasicSliderUI.TrackListener

java.lang.Object
  extended by java.awt.event.MouseAdapter
      extended by javax.swing.event.MouseInputAdapter
          extended by javax.swing.plaf.basic.BasicSliderUI.TrackListener
All Implemented Interfaces:
MouseListener, MouseMotionListener, MouseWheelListener, EventListener, MouseInputListener
Enclosing class:
BasicSliderUI

public class BasicSliderUI.TrackListener
extends MouseInputAdapter

Track mouse movements. This class should be treated as a "protected" inner class. Instantiate it only within subclasses of .


Field Summary
Modifier and Type Field and Description
protected  int currentMouseX
           
protected  int currentMouseY
           
protected  int offset
           
 
Constructor Summary
Constructor and Description
BasicSliderUI.TrackListener()
           
 
Method Summary
Modifier and Type Method and Description
 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 java.awt.event.MouseAdapter
mouseClicked, mouseEntered, mouseExited, mouseWheelMoved
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface java.awt.event.MouseListener
mouseClicked, mouseEntered, mouseExited
 

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 class: MouseAdapter
Invoked when a mouse button has been released on a component.

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

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 MouseAdapter

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 MouseAdapter

mouseMoved

public void mouseMoved(MouseEvent e)
Description copied from class: MouseAdapter
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 MouseAdapter

Java™ Platform
Standard Ed. 7

DRAFT ea-b118

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

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DRAFT ea-b118

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