griffon.core

Interface Observable

All Known Subinterfaces:

GriffonApplication, GriffonModel, Vetoable

All Known Implementing Classes:

AbstractAction, AbstractGriffonApplet, AbstractGriffonApplication, AbstractGriffonModel, AbstractJavaFXGriffonApplication, AbstractObservable, AbstractPivotGriffonApplication, AbstractVetoable, DefaultAction, DefaultGriffonApplication, DesktopPivotGriffonApplication, JavaFXGriffonApplication, JavaFXGriffonControllerAction, LanternaAction, LanternaGriffonApplication, LanternaGriffonControllerAction, PivotGriffonControllerAction, SwingGriffonApplet, SwingGriffonApplication, SwingGriffonControllerAction

public interface Observable

Describes objects that provide bound properties as specified in the Java Bean Specification.

Since:

2.0.0

Author:

Andres Almiray

Method Summary

Modifier and Type	Method and Description
void	addPropertyChangeListener(PropertyChangeListener listener) Adds the given PropertyChangeListener to the listener list.
void	addPropertyChangeListener(String propertyName, PropertyChangeListener listener) Removes the given PropertyChangeListener from the listener list.
PropertyChangeListener[]	getPropertyChangeListeners() Returns an array of all the listeners that were added with addPropertyChangeListener().
PropertyChangeListener[]	getPropertyChangeListeners(String propertyName) Returns an array of all the listeners which have been associated with the named property.
void	removePropertyChangeListener(PropertyChangeListener listener) Removes the given PropertyChangeListener from the listener list.
void	removePropertyChangeListener(String propertyName, PropertyChangeListener listener) Removes the given PropertyChangeListener from the listener list.

Method Detail

addPropertyChangeListener

void addPropertyChangeListener(@Nullable
                               PropertyChangeListener listener)

Adds the given PropertyChangeListener to the listener list.

The listener is registered for all bound properties of this class.

Parameters:

listener - the PropertyChangeListener to be added

See Also:

removePropertyChangeListener(PropertyChangeListener)

addPropertyChangeListener

void addPropertyChangeListener(@Nullable
                               String propertyName,
                               @Nullable
                               PropertyChangeListener listener)

Removes the given PropertyChangeListener from the listener list.

The listener is registered an specific property of this class.

Parameters:

propertyName - The name of the property to listen on.

listener - the PropertyChangeListener to be added

See Also:

removePropertyChangeListener(String, PropertyChangeListener)

removePropertyChangeListener

void removePropertyChangeListener(@Nullable
                                  PropertyChangeListener listener)

Removes the given PropertyChangeListener from the listener list.

This method should be used to remove PropertyChangeListeners that were registered for all bound properties of this class.

Parameters:

listener - the PropertyChangeListener to be removed

See Also:

addPropertyChangeListener(PropertyChangeListener)

removePropertyChangeListener

void removePropertyChangeListener(@Nullable
                                  String propertyName,
                                  @Nullable
                                  PropertyChangeListener listener)

Removes the given PropertyChangeListener from the listener list.

This method should be used to remove PropertyChangeListeners that were registered for an specific property of this class.

Parameters:

propertyName - The name of the property that was listened on.

listener - the PropertyChangeListener to be removed

See Also:

addPropertyChangeListener(String, PropertyChangeListener)

getPropertyChangeListeners

@Nonnull
PropertyChangeListener[] getPropertyChangeListeners()

Returns an array of all the listeners that were added with addPropertyChangeListener().

Returns:

all of the PropertyChangeListeners added or an empty array if no listeners have been added.

getPropertyChangeListeners

@Nonnull
PropertyChangeListener[] getPropertyChangeListeners(@Nullable
                                                             String propertyName)

Returns an array of all the listeners which have been associated with the named property.

Parameters:

propertyName - The name of the property being listened to

Returns:

all of the PropertyChangeListeners associated with the named property. If no such listeners have been added, or if propertyName is null, an empty array is returned.