Package repast.simphony.visualization

Class DisplayEvent

java.lang.Object

repast.simphony.visualization.DisplayEvent

public class DisplayEvent
extends Object

A semantic event indicating that diplay event has occured

Version:

$Revision$ $Date$

Author:

Nick Collier

Field Summary

Fields

Modifier and Type	Field	Description
static final Object	NULL_PROPERTY
static final String	TYPE

Constructor Summary

Constructors

Constructor	Description
DisplayEvent(IDisplay source, Object subject)	Creates a display event fired from the specified source and with the specified subject.

Method Summary

Modifier and Type	Method	Description
void	addProperty(String name, Object prop)	Adds a property to this DisplayEvent.
Object	getProperty(String name)	Gets the named property
IDisplay	getSource()	Gets the source of the event.
Object	getSubject()	Gets the subject of the event.

Methods inherited from class java.lang.Object

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

Field Details

NULL_PROPERTY

public static final Object NULL_PROPERTY

TYPE

public static final String TYPE

See Also:

• Constant Field Values

Constructor Details

DisplayEvent

public DisplayEvent(IDisplay source,
 Object subject)

Creates a display event fired from the specified source and with the specified subject.

Parameters:

source - the source of the event

subject - the subject of the event

Method Details

getSubject

public Object getSubject()

Gets the subject of the event.

Returns:

the subject of the event.

addProperty

public void addProperty(String name,
 Object prop)

Adds a property to this DisplayEvent.

Parameters:

name - the name of the property

prop - the property

getProperty

public Object getProperty(String name)

Gets the named property

Parameters:

name - the name of the property to get

Returns:

the named property or DisplayEvent.NULL_PROPERTY if no such property exists.

getSource

public IDisplay getSource()

Gets the source of the event.

Returns:

the source of the event.