ptolemy.actor.gt
Class GTEntityUtils.LoadActorIconChangeRequest

java.lang.Object
  ptolemy.kernel.util.ChangeRequest
      ptolemy.actor.gt.GTEntityUtils.LoadActorIconChangeRequest

Enclosing class:

GTEntityUtils

private static class GTEntityUtils.LoadActorIconChangeRequest
extends ChangeRequest

A change request to copy the icon of a newly created entity within a container to a given GTEntity.

Since:

Ptolemy II 7.1

Version:

$Id: GTEntityUtils.java 57040 2010-01-27 20:52:32Z cxh $

Author:

Thomas Huining Feng

Accepted Rating:

Red (tfeng)

Proposed Rating:

Yellow (tfeng)

Field Summary

private CompositeEntity	_container The container of a single entity to retrieve the icon.
private GTEntity	_entity The entity to which the icon is to be copied.

Constructor Summary

GTEntityUtils.LoadActorIconChangeRequest(GTEntity entity, CompositeEntity container)
Construct a change request to copy the icon of a newly created entity within a container to a given GTEntity.

Method Summary

protected void

_execute() Execute the change request by retrieving the icon description or EditorIcon of the single entity in the container given in the constructor and copying it to the entity given in the constructor.

Methods inherited from class ptolemy.kernel.util.ChangeRequest

addChangeListener, execute, getDescription, getLocality, getSource, isErrorReported, isPersistent, isStructuralChange, removeChangeListener, setDescription, setErrorReported, setListeners, setPersistent, waitForCompletion

Methods inherited from class java.lang.Object

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

Field Detail

_container

private CompositeEntity _container

The container of a single entity to retrieve the icon.

_entity

private GTEntity _entity

The entity to which the icon is to be copied.

Constructor Detail

GTEntityUtils.LoadActorIconChangeRequest

public GTEntityUtils.LoadActorIconChangeRequest(GTEntity entity,
                                                CompositeEntity container)

Construct a change request to copy the icon of a newly created entity within a container to a given GTEntity.

Parameters:

entity - The entity whose icon is to be set.

container - The container of a single entity inside, which has the icon to be copied.

Method Detail

_execute

protected void _execute()
                 throws java.lang.Exception

Execute the change request by retrieving the icon description or EditorIcon of the single entity in the container given in the constructor and copying it to the entity given in the constructor.

Specified by:

_execute in class ChangeRequest

Throws:

java.lang.Exception - If the icon cannot be retrieved, or it cannot be associated with the entity.