Class BasicComboBoxUI.ItemHandler

java.lang.Object
javax.swing.plaf.basic.BasicComboBoxUI.ItemHandler
All Implemented Interfaces:
ItemListener, EventListener
Enclosing class:
BasicComboBoxUI
public class BasicComboBoxUI.ItemHandler extends Object implements ItemListener
This listener watches for changes to the selection in the combo box.

This public inner class should be treated as protected. Instantiate it only within subclasses of BasicComboBoxUI.

See Also:

  • Constructor Summary

    Constructors
    Constructor
    Description
    ItemHandler()
    Constructs a ItemHandler.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    itemStateChanged(ItemEvent e)
    Invoked when an item has been selected or deselected by the user.

    Methods declared in class Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    Modifier and Type
    Method
    Description
    protected Object
    clone()
    Creates and returns a copy of this object.
    boolean
    equals(Object obj)
    Indicates whether some other object is "equal to" this one.
    protected void
    finalize()
    Deprecated, for removal: This API element is subject to removal in a future version.
    Finalization is deprecated and subject to removal in a future release.
    final Class<?>
    getClass()
    Returns the runtime class of this Object.
    int
    hashCode()
    Returns a hash code value for this object.
    final void
    notify()
    Wakes up a single thread that is waiting on this object's monitor.
    final void
    notifyAll()
    Wakes up all threads that are waiting on this object's monitor.
    String
    toString()
    Returns a string representation of the object.
    final void
    wait()
    Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
    final void
    wait(long timeoutMillis)
    Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
    final void
    wait(long timeoutMillis, int nanos)
    Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

  • Constructor Details

    • ItemHandler

      public ItemHandler()
      Constructs a ItemHandler.

  • Method Details

    • itemStateChanged

      public void itemStateChanged(ItemEvent e)
      Description copied from interface: ItemListener
      Invoked when an item has been selected or deselected by the user. The code written for this method performs the operations that need to occur when an item is selected (or deselected).
      Specified by:
      itemStateChanged in interface ItemListener
      Parameters:
      e - the event to be processed