javax.swing
Class JComponent.ActionStandin

java.lang.Object
  javax.swing.JComponent.ActionStandin

All Implemented Interfaces:

Action, ActionListener, EventListener

Enclosing class:

JComponent

final class JComponent.ActionStandin

extends Object

implements Action

ActionStandin is used as a standin for ActionListeners that are added via registerKeyboardAction.

Field Summary

private Action	action
private ActionListener	actionListener
private String	command

Fields inherited from interface javax.swing.Action

ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SHORT_DESCRIPTION, SMALL_ICON

Constructor Summary

(package private)

JComponent.ActionStandin(ActionListener actionListener, String command)

Method Summary

void	actionPerformed(ActionEvent ae) Invoked when an action occurs.
void	addPropertyChangeListener(java.beans.PropertyChangeListener listener) Adds a PropertyChange listener.
Object	getValue(String key) Gets one of this object's properties using the associated key.
boolean	isEnabled() Returns the enabled state of the Action.
void	putValue(String key, Object value) Sets one of this object's properties using the associated key.
void	removePropertyChangeListener(java.beans.PropertyChangeListener listener) Removes a PropertyChange listener.
void	setEnabled(boolean b) Sets the enabled state of the Action.

Methods inherited from class java.lang.Object

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

Field Detail

actionListener

private final ActionListener actionListener

command

private final String command

action

private final Action action

Constructor Detail

JComponent.ActionStandin

JComponent.ActionStandin(ActionListener actionListener,
                         String command)

Method Detail

getValue

public Object getValue(String key)

Description copied from interface: Action

Gets one of this object's properties using the associated key.

Specified by:

getValue in interface Action

See Also:

Action.putValue(java.lang.String, java.lang.Object)

isEnabled

public boolean isEnabled()

Description copied from interface: Action

Returns the enabled state of the Action. When enabled, any component associated with this object is active and able to fire this object's actionPerformed method.

Specified by:

isEnabled in interface Action

Returns:

true if this Action is enabled

actionPerformed

public void actionPerformed(ActionEvent ae)

Description copied from interface: ActionListener

Invoked when an action occurs.

Specified by:

actionPerformed in interface ActionListener

putValue

public void putValue(String key,
                     Object value)

Description copied from interface: Action

Sets one of this object's properties using the associated key. If the value has changed, a PropertyChangeEvent is sent to listeners.

Specified by:

putValue in interface Action

Parameters:

key - a String containing the key

value - an Object value

setEnabled

public void setEnabled(boolean b)

Description copied from interface: Action

Sets the enabled state of the Action. When enabled, any component associated with this object is active and able to fire this object's actionPerformed method. If the value has changed, a PropertyChangeEvent is sent to listeners.

Specified by:

setEnabled in interface Action

Parameters:

b - true to enable this Action, false to disable it

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)

Description copied from interface: Action

Adds a PropertyChange listener. Containers and attached components use these methods to register interest in this Action object. When its enabled state or other property changes, the registered listeners are informed of the change.

Specified by:

addPropertyChangeListener in interface Action

Parameters:

listener - a PropertyChangeListener object

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener listener)

Description copied from interface: Action

Removes a PropertyChange listener.

Specified by:

removePropertyChangeListener in interface Action

Parameters:

listener - a PropertyChangeListener object

See Also:

Action.addPropertyChangeListener(java.beans.PropertyChangeListener)