org.opengis.feature.display.canvas
Class FeatureLayerEvent

Object
  EventObject
      FeatureLayerEvent

All Implemented Interfaces:

Serializable

public class FeatureLayerEvent
extends EventObject

Instance of this event are passed to FeatureLayerListeners when a property of the canvas has changed.

Since:

GeoAPI 2.0

See Also:

Serialized Form

Field Summary

Fields inherited from class EventObject

source

Constructor Summary

FeatureLayerEvent(FeatureLayer layer, Object newValue)
Constructs an event for a feature layer's property initialized to a value.

FeatureLayerEvent(FeatureLayer layer, Object oldValue, Object newValue)
Constructs an event for a feature layer's property set to a new value.

Method Summary

FeatureLayer	getLayer() Synonym for getSource().
Object	getNewValue() Returns the new value, or null in none.
Object	getOldValue() Returns the old value, or null in none.
FeatureLayer	getSource() Returns the modified layer.

Methods inherited from class EventObject

toString

Methods inherited from class Object

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

Constructor Detail

FeatureLayerEvent

public FeatureLayerEvent(FeatureLayer layer,
                         Object newValue)

Constructs an event for a feature layer's property initialized to a value.

Parameters:

layer - The modified layer.

newValue - The new value.

FeatureLayerEvent

public FeatureLayerEvent(FeatureLayer layer,
                         Object oldValue,
                         Object newValue)

Constructs an event for a feature layer's property set to a new value.

Parameters:

layer - The modified layer.

oldValue - The old value, or null in none.

newValue - The new value, or null in none.

Method Detail

getOldValue

public Object getOldValue()

Returns the old value, or null in none.

getNewValue

public Object getNewValue()

Returns the new value, or null in none.

getSource

public FeatureLayer getSource()

Returns the modified layer.

Overrides:

getSource in class EventObject

getLayer

public FeatureLayer getLayer()

Synonym for getSource().