public class BasicComboBoxUI.KeyHandler extends KeyAdapter
BasicComboBoxUI类中BasicComboBoxUI 。 
      | Constructor and Description | 
|---|
| KeyHandler() | 
| Modifier and Type | Method and Description | 
|---|---|
| void | keyPressed(KeyEvent e)
              按下键时调用。 
             | 
keyReleased, keyTypedpublic void keyPressed(KeyEvent e)
KeyAdapter 
          keyPressed在接口 
            KeyListener 
           keyPressed在 
            KeyAdapter 
            Submit a bug or feature 
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