ptolemy.vergil.actor

Class ActorGraphModel.LinkModel.LinkChangeListener

java.lang.Object

ptolemy.vergil.actor.ActorGraphModel.LinkModel.LinkChangeListener

All Implemented Interfaces:

ChangeListener

Enclosing class:

ActorGraphModel.LinkModel

public class ActorGraphModel.LinkModel.LinkChangeListener
extends java.lang.Object
implements ChangeListener

This change listener is responsible for dispatching graph events when an edge is moved. It works the same for heads and tails.

Constructor Summary

Constructors

Constructor and Description
LinkChangeListener(Link link, CompositeEntity container, java.lang.StringBuffer failMoML) Construct a link change listener.

Method Summary

Modifier and Type	Method and Description
void	changeExecuted(ChangeRequest change) Called after the change has been executed.
void	changeFailed(ChangeRequest change, java.lang.Exception exception) Handled a failed change request.

Methods inherited from class java.lang.Object

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

Constructor Detail

LinkChangeListener

public LinkChangeListener(Link link,
                          CompositeEntity container,
                          java.lang.StringBuffer failMoML)

Construct a link change listener.

Parameters:

link - The link.

container - The container.

failMoML - MoML that cleans up the model if the change request fails.

Method Detail

changeFailed

public void changeFailed(ChangeRequest change,
                         java.lang.Exception exception)

Handled a failed change request.

Specified by:

changeFailed in interface ChangeListener

Parameters:

change - The change request.

exception - The exception.

changeExecuted

public void changeExecuted(ChangeRequest change)

Called after the change has been executed.

Specified by:

changeExecuted in interface ChangeListener

Parameters:

change - The change request.