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## javax.swing.plaf.basic
Class BasicSplitPaneUI.FocusHandler

    java.lang.Object
      java.awt.event.FocusAdapter
          javax.swing.plaf.basic.BasicSplitPaneUI.FocusHandler

All Implemented Interfaces:
  FocusListener, EventListener

Enclosing class:
  BasicSplitPaneUI

    public class BasicSplitPaneUI.FocusHandler

extends FocusAdapter

Implementation of the FocusListener that the JSplitPane UI uses.

This class should be treated as a "protected" inner class. Instantiate it only within subclasses of BasicSplitPaneUI.

Constructor Summary
`BasicSplitPaneUI.FocusHandler()`

Method Summary
`void` | `focusGained(FocusEvent ev)` Invoked when a component gains the keyboard focus.
`void` | `focusLost(FocusEvent ev)` Invoked when a component loses the keyboard focus.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### BasicSplitPaneUI.FocusHandler

    public BasicSplitPaneUI.FocusHandler()

Method Detail

### focusGained

    public void focusGained(FocusEvent ev)

  Description copied from class: `FocusAdapter`
  Invoked when a component gains the keyboard focus.

  Specified by:
    `focusGained` in interface `FocusListener`
  Overrides:
    `focusGained` in class `FocusAdapter`

### focusLost

    public void focusLost(FocusEvent ev)

  Description copied from class: `FocusAdapter`
  Invoked when a component loses the keyboard focus.

  Specified by:
    `focusLost` in interface `FocusListener`
  Overrides:
    `focusLost` in class `FocusAdapter`

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For further API reference and developer documentation, see Java SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

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