# Class BasicListUI.FocusHandler

java.lang.Object
javax.swing.plaf.basic.BasicListUI.FocusHandler

All Implemented Interfaces:
  `FocusListener, EventListener`

Enclosing class:
  `BasicListUI`

public class BasicListUI.FocusHandler extends Object implements FocusListener
This class should be treated as a "protected" inner class. Instantiate it only within subclasses of `BasicListUI`.

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `FocusHandler()`
  Constructs a `FocusHandler`.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `void`
  `focusGained(FocusEvent e)`
  Invoked when a component gains the keyboard focus.
  `void`
  `focusLost(FocusEvent e)`
  Invoked when a component loses the keyboard focus.
  `protected void`
  `repaintCellFocus()`
  Repaints focused cells.

  ### Methods declared in class Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- ## Constructor Details

  - ### FocusHandler

    public FocusHandler()
    Constructs a `FocusHandler`.

- ## Method Details

  - ### repaintCellFocus

    protected void repaintCellFocus()
    Repaints focused cells.

  - ### focusGained

    public void focusGained(FocusEvent e)
    Description copied from interface: `FocusListener`
    Invoked when a component gains the keyboard focus.
    Specified by:
      `focusGained` in interface `FocusListener`
    Parameters:
      `e` - the event to be processed

  - ### focusLost

    public void focusLost(FocusEvent e)
    Description copied from interface: `FocusListener`
    Invoked when a component loses the keyboard focus.
    Specified by:
      `focusLost` in interface `FocusListener`
    Parameters:
      `e` - the event to be processed