org.eclipse.gef.common.beans.binding

Class MapExpressionHelperEx<K,V>

java.lang.Object

org.eclipse.gef.common.collections.MapListenerHelperEx<K,V>

org.eclipse.gef.common.beans.binding.MapExpressionHelperEx<K,V>

Type Parameters:

K - The key type of the MapExpression.

V - The value type of the MapExpression.

public class MapExpressionHelperEx<K,V>
extends MapListenerHelperEx<K,V>

A utility class to support notifications for an MapExpression.

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.gef.common.collections.MapListenerHelperEx

MapListenerHelperEx.AtomicChange<K,V>

Constructor Summary

Constructors

Constructor and Description
MapExpressionHelperEx(ObservableMapValue<K,V> observableValue) Constructs a new MapExpressionHelperEx for the given source ObservableMapValue.

Method Summary

Modifier and Type	Method and Description
void	addListener(ChangeListener<? super ObservableMap<K,V>> listener) Adds a new ChangeListener to this MapExpressionHelperEx.
void	fireValueChangedEvent() Fires notifications to all attached InvalidationListeners, ChangeListeners, and MapChangeListeners.
void	fireValueChangedEvent(MapChangeListener.Change<? extends K,? extends V> change) Fires notifications to all attached InvalidationListeners, and MapChangeListeners.
void	removeListener(ChangeListener<? super ObservableMap<K,V>> listener) Removes the given ChangeListener from this MapChangeListener.

Methods inherited from class org.eclipse.gef.common.collections.MapListenerHelperEx

addListener, addListener, getSource, notifyInvalidationListeners, notifyMapChangeListeners, removeListener, removeListener

Methods inherited from class java.lang.Object

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

Constructor Detail

MapExpressionHelperEx

public MapExpressionHelperEx(ObservableMapValue<K,V> observableValue)

Constructs a new MapExpressionHelperEx for the given source ObservableMapValue.

Parameters:

observableValue - The observableValue ObservableMap, which is used in change notifications.

Method Detail

addListener

public void addListener(ChangeListener<? super ObservableMap<K,V>> listener)

Adds a new ChangeListener to this MapExpressionHelperEx. If the same listener is added more than once, it will be registered more than once and will receive multiple change events.

Parameters:

listener - The ChangeListener to add.

fireValueChangedEvent

public void fireValueChangedEvent()

Fires notifications to all attached InvalidationListeners, ChangeListeners, and MapChangeListeners.

fireValueChangedEvent

public void fireValueChangedEvent(MapChangeListener.Change<? extends K,? extends V> change)

Fires notifications to all attached InvalidationListeners, and MapChangeListeners.

Overrides:

fireValueChangedEvent in class MapListenerHelperEx<K,V>

Parameters:

change - The change that needs to be propagated.

removeListener

public void removeListener(ChangeListener<? super ObservableMap<K,V>> listener)

Removes the given ChangeListener from this MapChangeListener. If it was registered more than once, removes only one occurrence.

Parameters:

listener - The ChangeListener to remove.