MouseListener
, MouseMotionListener
, MouseWheelListener
, EventListener
BasicScrollBarUI
protected class BasicScrollBarUI.TrackListener extends MouseAdapter implements MouseMotionListener
Modifier and Type | Field | Description |
---|---|---|
protected int |
currentMouseX |
Current mouse x position |
protected int |
currentMouseY |
Current mouse y position |
protected int |
offset |
The offset |
Modifier | Constructor | Description |
---|---|---|
protected |
Constructs a TrackListener . |
Modifier and Type | Method | Description |
---|---|---|
void |
mouseDragged |
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 |
Invoked when the mouse exits the scrollbar. |
void |
mouseMoved |
Invoked when the mouse cursor has been moved onto a component but no buttons have been pushed. |
void |
mousePressed |
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. |
mouseClicked, mouseEntered, mouseMoved, mouseReleased, mouseWheelMoved
protected transient int offset
protected transient int currentMouseX
protected transient int currentMouseY
protected TrackListener()
TrackListener
.public void mousePressed(MouseEvent e)
mousePressed
in interface MouseListener
e
- the event to be processedpublic void mouseDragged(MouseEvent e)
mouseDragged
in interface MouseMotionListener
mouseDragged
in class MouseAdapter
e
- the event to be processedpublic void mouseMoved(MouseEvent e)
mouseMoved
in interface MouseMotionListener
mouseMoved
in class MouseAdapter
e
- the event to be processedpublic void mouseExited(MouseEvent e)
mouseExited
in interface MouseListener
e
- MouseEvent further describing the event
© 1993, 2023, Oracle and/or its affiliates. All rights reserved.
Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
Various third party code in OpenJDK is licensed under different licenses (see Debian package).
Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/plaf/basic/BasicScrollBarUI.TrackListener.html