- java.lang.Object
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- java.awt.event.MouseAdapter
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- javax.swing.plaf.basic.BasicScrollBarUI.TrackListener
 
 
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- All Implemented Interfaces:
- MouseListener,- MouseMotionListener,- MouseWheelListener,- EventListener
 - Enclosing class:
- BasicScrollBarUI
 
 protected class BasicScrollBarUI.TrackListener extends MouseAdapter implements MouseMotionListener Track mouse drags.
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Field SummaryFields Modifier and Type Field Description protected intcurrentMouseXCurrent mouse x positionprotected intcurrentMouseYCurrent mouse y positionprotected intoffsetThe offset
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Constructor SummaryConstructors Modifier Constructor Description protectedTrackListener()
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Method SummaryAll Methods Instance Methods Concrete Methods Modifier and Type Method Description voidmouseDragged(MouseEvent e)Set the models value to the position of the thumb's top of Vertical scrollbar, or the left/right of Horizontal scrollbar in left-to-right/right-to-left scrollbar relative to the origin of the track.voidmouseExited(MouseEvent e)Invoked when the mouse exits the scrollbar.voidmousePressed(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.- 
Methods declared in class java.awt.event.MouseAdaptermouseMoved, mouseWheelMoved
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Methods declared in class java.lang.Objectclone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods declared in interface java.awt.event.MouseListenermouseClicked, mouseEntered, mouseReleased
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Methods declared in interface java.awt.event.MouseMotionListenermouseMoved
 
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Method Detail- 
mousePressedpublic 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:
- mousePressedin interface- MouseListener
- Parameters:
- e- the event to be processed
 
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mouseDraggedpublic void mouseDragged(MouseEvent e) Set the models value to the position of the thumb's top of Vertical scrollbar, or the left/right of Horizontal scrollbar in left-to-right/right-to-left scrollbar relative to the origin of the track.- Specified by:
- mouseDraggedin interface- MouseMotionListener
- Overrides:
- mouseDraggedin class- MouseAdapter
- Parameters:
- e- the event to be processed
 
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mouseExitedpublic void mouseExited(MouseEvent e) Invoked when the mouse exits the scrollbar.- Specified by:
- mouseExitedin interface- MouseListener
- Parameters:
- e- MouseEvent further describing the event
- Since:
- 1.5
 
 
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