ActionListener
, EventListener
BasicScrollBarUI
protected class BasicScrollBarUI.ScrollListener extends Object implements ActionListener
ScrollPane
.Constructor | Description |
---|---|
ScrollListener() |
Constructs a ScrollListener . |
ScrollListener |
Constructs a ScrollListener . |
Modifier and Type | Method | Description |
---|---|---|
void |
actionPerformed |
Invoked when an action occurs. |
void |
setDirection |
Sets the direction. |
void |
setScrollByBlock |
Sets the scrolling by block |
public ScrollListener()
ScrollListener
.public ScrollListener(int dir, boolean block)
ScrollListener
.dir
- directionblock
- use block incrementpublic void setDirection(int direction)
direction
- the new directionpublic void setScrollByBlock(boolean block)
block
- whether or not to scroll by blockpublic void actionPerformed(ActionEvent e)
actionPerformed
in interface ActionListener
e
- the event to be processed
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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/plaf/basic/BasicScrollBarUI.ScrollListener.html