Module java.desktop

Class BasicComboBoxUI.FocusHandler

java.lang.Object
javax.swing.plaf.basic.BasicComboBoxUI.FocusHandler
All Implemented Interfaces:
FocusListener, EventListener
Enclosing class:
BasicComboBoxUI

public class BasicComboBoxUI.FocusHandler extends Object implements FocusListener
This listener hides the popup when the focus is lost. It also repaints when focus is gained or lost. This public inner class should be treated as protected. Instantiate it only within subclasses of BasicComboBoxUI.
  • Constructor Details

    • FocusHandler

      public FocusHandler()
      Constructs a FocusHandler.
  • Method Details

    • 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