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Field Summary
Fields
Modifier and Type
Field
Description
protected int
currentMouseX
Current mouse x position
protected int
currentMouseY
Current mouse y position
protected int
offset
The offset
Constructor Summary
Constructors
Modifier
Constructor
Description
protected
TrackListener ()
Method Summary
All Methods Instance Methods Concrete Methods
Modifier and Type
Method
Description
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.
void
mouseExited (MouseEvent e)
Invoked when the mouse exits the scrollbar.
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.
Methods declared in class java.lang.Object
clone , equals , finalize , getClass , hashCode , notify , notifyAll , toString , wait , wait , wait
Method Detail
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
Parameters:
e
- the event to be processed
mouseDragged
public 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:
mouseDragged
in interface MouseMotionListener
Overrides:
mouseDragged
in class MouseAdapter
Parameters:
e
- the event to be processed
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