How to use

ActionMenuItem

in

org.jfree.ui.action

/**
 * Enables and disables this button and if an action is assigned to this
 * menuitem the propertychange is forwarded to the assigned action.
 *
 * @param b the new enable-state of this menuitem
 */
public void setEnabled(final boolean b)
{
 super.setEnabled(b);
 if (getAction() != null)
 {
  getAction().setEnabled(b);
 }
}

/**
 * Creates a new menu item based on the specified action.
 *
 * @param action the action.
 */
public ActionMenuItem(final Action action)
{
 setAction(action);
}

final Action oldAction = getAction();
if (oldAction != null)
 removeActionListener(oldAction);
 oldAction.removePropertyChangeListener(getPropertyChangeHandler());
 setAccelerator(null);
 addActionListener(newAction);
 newAction.addPropertyChangeListener(getPropertyChangeHandler());
 setText((String) (newAction.getValue(Action.NAME)));
 setToolTipText((String) (newAction.getValue(Action.SHORT_DESCRIPTION)));
 setIcon((Icon) newAction.getValue(Action.SMALL_ICON));
 setEnabled(this.action.isEnabled());
   setMnemonic(c.charValue());
   setMnemonic(c.intValue());
  setMnemonic(KeyEvent.VK_UNDEFINED);
 if (o instanceof KeyStroke)
  setAccelerator((KeyStroke) o);

 setEnabled(getAction().isEnabled());
 setIcon((Icon) getAction().getValue(Action.SMALL_ICON));
 setText((String) getAction().getValue(Action.NAME));
 ActionMenuItem.this.setToolTipText((String)
     getAction().getValue(Action.SHORT_DESCRIPTION));
final Action ac = getAction();
if (event.getPropertyName().equals(ActionDowngrade.ACCELERATOR_KEY))
 setAccelerator((KeyStroke) ac.getValue(ActionDowngrade.ACCELERATOR_KEY));
   setMnemonic(c.charValue());
   setMnemonic(c.intValue());
  setMnemonic(KeyEvent.VK_UNDEFINED);

final Action oldAction = getAction();
if (oldAction != null)
 removeActionListener(oldAction);
 oldAction.removePropertyChangeListener(getPropertyChangeHandler());
 setAccelerator(null);
 addActionListener(newAction);
 newAction.addPropertyChangeListener(getPropertyChangeHandler());
 setText((String) (newAction.getValue(Action.NAME)));
 setToolTipText((String) (newAction.getValue(Action.SHORT_DESCRIPTION)));
 setIcon((Icon) newAction.getValue(Action.SMALL_ICON));
 setEnabled(this.action.isEnabled());
   setMnemonic(c.charValue());
   setMnemonic(c.intValue());
  setMnemonic(KeyEvent.VK_UNDEFINED);
 if (o instanceof KeyStroke)
  setAccelerator((KeyStroke) o);

 setEnabled(getAction().isEnabled());
 setIcon((Icon) getAction().getValue(Action.SMALL_ICON));
 setText((String) getAction().getValue(Action.NAME));
 ActionMenuItem.this.setToolTipText((String)
     getAction().getValue(Action.SHORT_DESCRIPTION));
final Action ac = getAction();
if (event.getPropertyName().equals(ActionDowngrade.ACCELERATOR_KEY))
 setAccelerator((KeyStroke) ac.getValue(ActionDowngrade.ACCELERATOR_KEY));
   setMnemonic(c.charValue());
   setMnemonic(c.intValue());
  setMnemonic(KeyEvent.VK_UNDEFINED);

final Action oldAction = getAction();
if (oldAction != null)
 removeActionListener(oldAction);
 oldAction.removePropertyChangeListener(getPropertyChangeHandler());
 setAccelerator(null);
 addActionListener(newAction);
 newAction.addPropertyChangeListener(getPropertyChangeHandler());
 setText((String) (newAction.getValue(Action.NAME)));
 setToolTipText((String) (newAction.getValue(Action.SHORT_DESCRIPTION)));
 setIcon((Icon) newAction.getValue(Action.SMALL_ICON));
 setEnabled(this.action.isEnabled());
   setMnemonic(c.charValue());
   setMnemonic(c.intValue());
  setMnemonic(KeyEvent.VK_UNDEFINED);
 if (o instanceof KeyStroke)
  setAccelerator((KeyStroke) o);

 setEnabled(getAction().isEnabled());
 setIcon((Icon) getAction().getValue(Action.SMALL_ICON));
 setText((String) getAction().getValue(Action.NAME));
 ActionMenuItem.this.setToolTipText((String)
     getAction().getValue(Action.SHORT_DESCRIPTION));
final Action ac = getAction();
if (event.getPropertyName().equals(ActionDowngrade.ACCELERATOR_KEY))
 setAccelerator((KeyStroke) ac.getValue(ActionDowngrade.ACCELERATOR_KEY));
   setMnemonic(c.charValue());
   setMnemonic(c.intValue());
  setMnemonic(KeyEvent.VK_UNDEFINED);

/**
 * Creates a new menu item based on the specified action.
 *
 * @param action the action.
 */
public ActionMenuItem(final Action action)
{
 setAction(action);
}

/**
 * Enables and disables this button and if an action is assigned to this
 * menuitem the propertychange is forwarded to the assigned action.
 *
 * @param b the new enable-state of this menuitem
 */
public void setEnabled(final boolean b)
{
 super.setEnabled(b);
 if (getAction() != null)
 {
  getAction().setEnabled(b);
 }
}

/**
 * Creates a new menu item based on the specified action.
 *
 * @param action the action.
 */
public ActionMenuItem(final Action action)
{
 setAction(action);
}

/**
 * Enables and disables this button and if an action is assigned to this
 * menuitem the propertychange is forwarded to the assigned action.
 *
 * @param b the new enable-state of this menuitem
 */
public void setEnabled(final boolean b)
{
 super.setEnabled(b);
 if (getAction() != null)
 {
  getAction().setEnabled(b);
 }
}