BasicSplitPaneUI.FocusHandler (Java Platform SE 8 )
Keywords: javax.swing.plaf.basic.BasicSplitPaneUI.FocusHandler class
Date: 2018-07-01

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

    Constructors
    Constructor and Description
    `FocusHandler()`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `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

    - #### FocusHandler

          public 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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