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 theMapExpression
.V
- The value type of theMapExpression
.
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
ConstructorDescriptionMapExpressionHelperEx
(javafx.beans.value.ObservableMapValue<K, V> observableValue) Constructs a newMapExpressionHelperEx
for the given sourceObservableMapValue
. -
Method Summary
Modifier and TypeMethodDescriptionvoid
addListener
(javafx.beans.value.ChangeListener<? super javafx.collections.ObservableMap<K, V>> listener) Adds a newChangeListener
to thisMapExpressionHelperEx
.void
Fires notifications to all attachedInvalidationListeners
,ChangeListeners
, andMapChangeListeners
.void
fireValueChangedEvent
(javafx.collections.MapChangeListener.Change<? extends K, ? extends V> change) Fires notifications to all attachedInvalidationListeners
, andMapChangeListeners
.void
removeListener
(javafx.beans.value.ChangeListener<? super javafx.collections.ObservableMap<K, V>> listener) Removes the givenChangeListener
from thisMapChangeListener
.Methods inherited from class org.eclipse.gef.common.collections.MapListenerHelperEx
addListener, addListener, getSource, notifyInvalidationListeners, notifyMapChangeListeners, removeListener, removeListener
-
Constructor Details
-
MapExpressionHelperEx
Constructs a newMapExpressionHelperEx
for the given sourceObservableMapValue
.- Parameters:
observableValue
- The observableValueObservableMap
, which is used in change notifications.
-
-
Method Details
-
addListener
public void addListener(javafx.beans.value.ChangeListener<? super javafx.collections.ObservableMap<K, V>> listener) Adds a newChangeListener
to thisMapExpressionHelperEx
. If the same listener is added more than once, it will be registered more than once and will receive multiple change events.- Parameters:
listener
- TheChangeListener
to add.
-
fireValueChangedEvent
public void fireValueChangedEvent()Fires notifications to all attachedInvalidationListeners
,ChangeListeners
, andMapChangeListeners
. -
fireValueChangedEvent
public void fireValueChangedEvent(javafx.collections.MapChangeListener.Change<? extends K, ? extends V> change) Fires notifications to all attachedInvalidationListeners
, andMapChangeListeners
.- Overrides:
fireValueChangedEvent
in classMapListenerHelperEx<K,
V> - Parameters:
change
- The change that needs to be propagated.
-
removeListener
public void removeListener(javafx.beans.value.ChangeListener<? super javafx.collections.ObservableMap<K, V>> listener) Removes the givenChangeListener
from thisMapChangeListener
. If it was registered more than once, removes only one occurrence.- Parameters:
listener
- TheChangeListener
to remove.
-