java.lang.Object
- java.awt.event.MouseAdapter
- - javax.swing.plaf.basic.BasicScrollBarUI.TrackListener

All Implemented Interfaces:

MouseListener, MouseMotionListener, MouseWheelListener, EventListener

Enclosing class:

BasicScrollBarUI
```
protected class BasicScrollBarUI.TrackListener
extends MouseAdapter
implements MouseMotionListener
```
Track mouse drags.

Field Summary

Fields
Modifier and Type Field and Description

protected int currentMouseX

protected int currentMouseY

protected int offset

Constructor Summary

Constructors
Modifier Constructor and Description

protected BasicScrollBarUI.TrackListener()

Method Summary

Methods
Modifier and Type	Method and 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`	`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.

Methods inherited from class java.awt.event.MouseAdapter
mouseClicked, mouseEntered, mouseWheelMoved

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
  - BasicScrollBarUI.TrackListener
```
protected BasicScrollBarUI.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
  - 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
  - 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
  - mouseExited
```
public void mouseExited(MouseEvent e)
```
    Invoked when the mouse exits the scrollbar.
    
    Specified by:
    
    mouseExited in interface MouseListener
    
    Overrides:
    
    mouseExited in class MouseAdapter
    
    Parameters:
    e - MouseEvent further describing the event
    Since:
    
    1.5

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Document créé le 07/12/2006, dernière modification le 04/03/2020
Source du document imprimé : https://www.gaudry.be/java-api-rf-javax/swing/plaf/basic/BasicScrollBarUI.TrackListener.html

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Références

Manuel PHP : https://docs.oracle.com, BasicScrollBarUI.TrackListener

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Table des matières Haut

Modifier and Type	Field and Description
`protected int`	`currentMouseX`
`protected int`	`currentMouseY`
`protected int`	`offset`

Class BasicScrollBarUI.TrackListener

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.awt.event.MouseAdapter

Methods inherited from class java.lang.Object

Field Detail

offset

currentMouseX

currentMouseY

Constructor Detail

BasicScrollBarUI.TrackListener

Method Detail

mouseReleased

mousePressed

mouseDragged

mouseMoved

mouseExited

Références