edu.neu.ccs.gui
Class SimpleAction

java.lang.Object
  javax.swing.AbstractAction
      edu.neu.ccs.gui.SimpleAction

All Implemented Interfaces:

Action, ActionListener, ChangeListener, Cloneable, EventListener, PropertyChangeListener, Serializable

Direct Known Subclasses:

PaintableButton.RefreshListener, PaintableComponent.RefreshListener

public abstract class SimpleAction

extends AbstractAction

implements ChangeListener, PropertyChangeListener

A trivial extension of the Java AbstractAction class used to simplify the programming interface for a class representing a GUI action. For convenience, this class also implements ChangeListener and PropertyChangeListener

Since:

1.0.1

Version:

2.3

See Also:

Serialized Form

Nested Class Summary

Nested classes inherited from class javax.swing.AbstractAction

Field Summary

Fields inherited from class javax.swing.AbstractAction

changeSupport, enabled

Fields inherited from interface javax.swing.Action

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

Constructor Summary

SimpleAction()
Constructs a simple action with no name or icon.

SimpleAction(String name)
Constructs a simple action with the given name but no icon.

SimpleAction(String name, Icon icon)
Constructs a simple action with the given name and icon.

Method Summary

void	actionPerformed(ActionEvent evt) Performs this action by calling the simplified perform method of this class.
abstract void	perform() Performs the tasks encapsulated by this action.
void	propertyChange(PropertyChangeEvent evt) Performs this property change action by calling the simplified perform method of this class.
void	stateChanged(ChangeEvent evt) Performs this state change action by calling the simplified perform method of this class.

Methods inherited from class javax.swing.AbstractAction

addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener, setEnabled

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleAction

public SimpleAction()

Constructs a simple action with no name or icon.

SimpleAction

public SimpleAction(String name)

Constructs a simple action with the given name but no icon.

Parameters:

name - the name for this action

SimpleAction

public SimpleAction(String name,
                    Icon icon)

Constructs a simple action with the given name and icon.

Parameters:

name - the name for this action

icon - the icon for this action

Method Detail

actionPerformed

public final void actionPerformed(ActionEvent evt)

Performs this action by calling the simplified perform method of this class.

Specified by:

actionPerformed in interface ActionListener

Parameters:

evt - an object encapsulating an event that triggered this action

stateChanged

public final void stateChanged(ChangeEvent evt)

Performs this state change action by calling the simplified perform method of this class.

Specified by:

stateChanged in interface ChangeListener

Parameters:

evt - an object encapsulating an event that triggered this action

propertyChange

public final void propertyChange(PropertyChangeEvent evt)

Performs this property change action by calling the simplified perform method of this class.

Specified by:

propertyChange in interface PropertyChangeListener

Parameters:

evt - an object encapsulating an event that triggered this action

perform

public abstract void perform()

Performs the tasks encapsulated by this action. Subclasses should override this method to provide tasks this action performs.