BasicComboBoxUI.KeyHandler (Java SE 9 & JDK 9 )
Keywords: javax.swing.plaf.basic.BasicComboBoxUI.KeyHandler class

Module java.desktop
Package javax.swing.plaf.basic

## Class BasicComboBoxUI.KeyHandler

- java.lang.Object
- - java.awt.event.KeyAdapter
  - - javax.swing.plaf.basic.BasicComboBoxUI.KeyHandler

- All Implemented Interfaces:
    `KeyListener`, `EventListener`
  Enclosing class:
    BasicComboBoxUI

      public class BasicComboBoxUI.KeyHandler
      extends KeyAdapter

  This listener checks to see if the key event isn't a navigation key. If it finds a key event that wasn't a navigation key it dispatches it to JComboBox.selectWithKeyChar() so that it can do type-ahead. This public inner class should be treated as protected. Instantiate it only within subclasses of `BasicComboBoxUI`.

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `KeyHandler​()` |

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | `keyPressed​(KeyEvent e)` | Invoked when a key has been pressed.

    - ### Methods inherited from class java.awt.event.KeyAdapter

      `keyReleased, keyTyped`

    - ### Methods inherited from class java.lang.Object

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

- - ### Constructor Detail

    - #### KeyHandler

          public KeyHandler​()

  - ### Method Detail

    - #### keyPressed

          public void keyPressed​(KeyEvent e)

      Description copied from class: `KeyAdapter`
      Invoked when a key has been pressed.
      Specified by:
        `keyPressed` in interface `KeyListener`
      Overrides:
        `keyPressed` in class `KeyAdapter`
      Parameters:
        `e` - the event to be processed