Class BasicMenuUI.ChangeHandler

java.lang.Object
javax.swing.plaf.basic.BasicMenuUI.ChangeHandler
All Implemented Interfaces:
EventListener, ChangeListener
Enclosing class:
BasicMenuUI
public class BasicMenuUI.ChangeHandler extends Object implements ChangeListener
As of Java 2 platform 1.4, this previously undocumented class is now obsolete. KeyBindings are now managed by the popup menu.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    boolean
    isSelected
    true if an item of popup menu is selected.
    JMenu
    menu
    The instance of JMenu.
    BasicMenuUI
    ui
    The instance of BasicMenuUI.
    Component
    wasFocused
    The component that was focused.

  • Constructor Summary

    Constructors
    Constructor
    Description
    ChangeHandler(JMenu m, BasicMenuUI ui)
    Constructs a new instance of ChangeHandler.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    stateChanged(ChangeEvent e)
    Invoked when the target of the listener has changed its state.

    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.

  • Field Details

    • ui

      public BasicMenuUI ui
      The instance of BasicMenuUI.

    • isSelected

      public boolean isSelected
      true if an item of popup menu is selected.

    • wasFocused

      public Component wasFocused
      The component that was focused.

  • Constructor Details

    • ChangeHandler

      public ChangeHandler(JMenu m, BasicMenuUI ui)
      Constructs a new instance of ChangeHandler.
      Parameters:
      m - an instance of JMenu
      ui - an instance of BasicMenuUI

  • Method Details

    • stateChanged

      public void stateChanged(ChangeEvent e)
      Description copied from interface: ChangeListener
      Invoked when the target of the listener has changed its state.
      Specified by:
      stateChanged in interface ChangeListener
      Parameters:
      e - a ChangeEvent object