edu.neu.ccs.gui
Class ChangeActionAdapter

java.lang.Object
  edu.neu.ccs.gui.ChangeActionAdapter

All Implemented Interfaces:

ChangeListener, Cloneable, EventListener, Serializable

public class ChangeActionAdapter

extends Object

implements ChangeListener, Cloneable, Serializable

An adapter class for receiving change events, and performing actions in response to those events.

Since:

1.0

Version:

2.3.3

See Also:

Serialized Form

Field Summary

protected ActionSequence

changeActions List of actions to be performed upon the notification of adjustment change events.

Constructor Summary

ChangeActionAdapter()

Method Summary

void	addChangeAction(ActionListener a) Adds the given action listener to this adapter so that it will be performed when the state of the target object is adjusted.
ActionSequence	getChangeActions() Returns the action sequence for change events.
void	removeChangeAction(ActionListener a) Removes the given action listener from this adapter so that it will be no longer be performed when the state of the target object is adjusted.
void	setChangeActions(ActionSequence sequence) Sets the action sequence for change events to the provided action sequence.
void	stateChanged(ChangeEvent evt) Performs the stored action sequence when the state of the target object is changed.

Methods inherited from class java.lang.Object

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

Field Detail

changeActions

protected ActionSequence changeActions

List of actions to be performed upon the notification of adjustment change events.

Constructor Detail

ChangeActionAdapter

public ChangeActionAdapter()

Method Detail

stateChanged

public final void stateChanged(ChangeEvent evt)

Performs the stored action sequence when the state of the target object is changed.

Specified by:

stateChanged in interface ChangeListener

Parameters:

evt - the change event to be handled

addChangeAction

public void addChangeAction(ActionListener a)

Adds the given action listener to this adapter so that it will be performed when the state of the target object is adjusted.

Parameters:

a - the action to be performed

See Also:

removeChangeAction(ActionListener), setChangeActions(ActionSequence), getChangeActions()

removeChangeAction

public void removeChangeAction(ActionListener a)

Removes the given action listener from this adapter so that it will be no longer be performed when the state of the target object is adjusted.

Parameters:

a - the action to be removed

See Also:

addChangeAction(ActionListener), setChangeActions(ActionSequence), getChangeActions()

setChangeActions

public void setChangeActions(ActionSequence sequence)

Sets the action sequence for change events to the provided action sequence. If null, the action sequence for change events is cleared.

Parameters:

sequence - the desired action sequence

See Also:

getChangeActions(), addChangeAction(ActionListener), removeChangeAction(ActionListener)

getChangeActions

public ActionSequence getChangeActions()

Returns the action sequence for change events.

See Also:

setChangeActions(ActionSequence), addChangeAction(ActionListener), removeChangeAction(ActionListener)