Package gov.nih.mipav.model.structures.event

Class VOIVectorEvent

java.lang.Object

java.util.EventObject

gov.nih.mipav.model.structures.event.VOIVectorEvent

All Implemented Interfaces:

Serializable

public class VOIVectorEvent
extends EventObject

An event from a VOIVector. Registers the VOIVector as the event source and, if needed, the VOI that changed within the VOIVector.

Version:

Aug 2002

Author:

David Parsons

$Logfile: /mipav/src/gov/nih/mipav/model/structures/EVENT/VOIVectorEvent.java $ $Revision: 1 $ $Date: 9/04/02 3:20p $

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
(package private) VOI	mostRecentUpdate	holds reference because referring to a VOI held by the ViewVOIVector would cause all kinds of memory clean-up concerns. may be null.
private static final long	serialVersionUID	Use serialVersionUID for interoperability.

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor	Description
VOIVectorEvent(ViewVOIVector eventSource)	creates an event with no VOI as reference.
VOIVectorEvent(ViewVOIVector eventSource, VOI changedVOI)	creates an event using the supplied VOI as reference.

Method Summary

Modifier and Type	Method	Description
void	finalize()	cleanup.
boolean	getState()	if the VOIVector were to have state, this would return it. currently returns true
VOI	getVOI()	returns the reference VOI.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Field Details

serialVersionUID

private static final long serialVersionUID

Use serialVersionUID for interoperability.

See Also:

• Constant Field Values

mostRecentUpdate

VOI mostRecentUpdate

holds reference because referring to a VOI held by the ViewVOIVector would cause all kinds of memory clean-up concerns. may be null.

Constructor Details

VOIVectorEvent

public VOIVectorEvent(ViewVOIVector eventSource)

creates an event with no VOI as reference.

Parameters:

eventSource - DOCUMENT ME!

VOIVectorEvent

public VOIVectorEvent(ViewVOIVector eventSource,
 VOI changedVOI)

creates an event using the supplied VOI as reference.

Parameters:

eventSource - DOCUMENT ME!

changedVOI - DOCUMENT ME!

Method Details

finalize

public void finalize()

cleanup. Sets the reference VOI to null, to prevent memory errors when the VOI itself is through.

Overrides:

finalize in class Object

getState

public boolean getState()

if the VOIVector were to have state, this would return it. currently returns true

Returns:

DOCUMENT ME!

getVOI

public VOI getVOI()

returns the reference VOI. May be null

Returns:

DOCUMENT ME!