dsto.dfc.swing.commands
Class EnumeratedCmdMenuProvider

java.lang.Object
  dsto.dfc.swing.commands.EnumeratedCmdMenuProvider

All Implemented Interfaces:

CustomMenuProvider, ActionListener, EventListener

public class EnumeratedCmdMenuProvider
extends Object
implements CustomMenuProvider, ActionListener

Implementation of CustomMenuProvider for EnumeratedCommand's.

Version:

$Revision$

Author:

Matthew

See Also:

AbstractEnumeratedCommand, CustomMenuProvider

Field Summary

protected Vector	changeListeners
protected EnumeratedCommand	command

Constructor Summary

EnumeratedCmdMenuProvider(EnumeratedCommand command)
Create a menu provider for a given command.

Method Summary

void	actionPerformed(ActionEvent e)
void	addChangeListener(ChangeListener l) Custom menu providers should fire change events when the menu UI needs to be updated.
protected JMenuItem	createMenuItem(Object value)
List	createMenuItems() Create the menu items that represent the UI for the command.
void	destroyMenuItems(List items) Destroy menu items created by createMenuItems ().
protected void	fireStateChanged()
protected void	fireStateChanged(ChangeEvent e)
boolean	isSelected(Object value)
void	removeChangeListener(ChangeListener l)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

command

protected EnumeratedCommand command

changeListeners

protected transient Vector changeListeners

Constructor Detail

EnumeratedCmdMenuProvider

public EnumeratedCmdMenuProvider(EnumeratedCommand command)

Create a menu provider for a given command.

Method Detail

isSelected

public boolean isSelected(Object value)

createMenuItems

public List createMenuItems()

Description copied from interface: CustomMenuProvider

Create the menu items that represent the UI for the command.

Specified by:

createMenuItems in interface CustomMenuProvider

Returns:

A new list of JComponent's to be added to the menu for the command.

destroyMenuItems

public void destroyMenuItems(List items)

Description copied from interface: CustomMenuProvider

Destroy menu items created by createMenuItems ().

Specified by:

destroyMenuItems in interface CustomMenuProvider

createMenuItem

protected JMenuItem createMenuItem(Object value)

actionPerformed

public void actionPerformed(ActionEvent e)

Specified by:

actionPerformed in interface ActionListener

removeChangeListener

public void removeChangeListener(ChangeListener l)

Specified by:

removeChangeListener in interface CustomMenuProvider

addChangeListener

public void addChangeListener(ChangeListener l)

Description copied from interface: CustomMenuProvider

Custom menu providers should fire change events when the menu UI needs to be updated. This event will trigger any interested listeners to destroy old menu items (destroyMenuItems ()) and create new ones (createMenuItems ()).

Specified by:

addChangeListener in interface CustomMenuProvider

fireStateChanged

protected void fireStateChanged()

fireStateChanged

protected void fireStateChanged(ChangeEvent e)