de.intarsys.tools.event
Class Event

java.lang.Object
  java.util.EventObject
      de.intarsys.tools.event.Event

All Implemented Interfaces:

IEvent, java.io.Serializable

Direct Known Subclasses:

ActivatedEvent, AttributeChangedEvent, CancelEvent, CancelRequestedEvent, CreatedEvent, DeactivatedEvent, DestroyedEvent, OkEvent, OkRequestedEvent, PreferencesChangeEvent, RequestEvent, ResumedEvent, SelectionEvent, StartedEvent, StoppedEvent, StopRequestedEvent, SuspendedEvent

public class Event
extends java.util.EventObject
implements IEvent

Abstract superclass for event implementations.

See Also:

Serialized Form

Field Summary

protected boolean	consumed Flag if the event is already handled.
static EventType	ID
static java.lang.Object	ID_ALL
protected boolean	veto Flag if execution of the action that is announced by the event is interrupted by one of the listeners.

Fields inherited from class java.util.EventObject

source

Constructor Summary

Event(java.lang.Object source)
Create a new event object.

Method Summary

void	consume() Indicate that this event does not need to be propagated any further as it is already processed by some listener.
EventType	getEventType() A type for this event.
java.lang.String	getName() A name for this event.
boolean	getRc()
boolean	isConsumed() true if this event is already consumed by some listener.
boolean	isVetoed() true if this event is already vetoed by some listener.
void	setRc(boolean value)
void	setVeto(boolean value)
void	veto() Indicate that the behavior associated with this event should not be performed by the source.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.intarsys.tools.event.IEvent

getSource

Field Detail

ID_ALL

public static final java.lang.Object ID_ALL

ID

public static final EventType ID

consumed

protected boolean consumed

Flag if the event is already handled.

veto

protected boolean veto

Flag if execution of the action that is announced by the event is interrupted by one of the listeners.

Constructor Detail

Event

public Event(java.lang.Object source)

Create a new event object.

Parameters:

source - The object that created the event.

Method Detail

consume

public void consume()

Description copied from interface: IEvent

Indicate that this event does not need to be propagated any further as it is already processed by some listener.

Specified by:

consume in interface IEvent

getEventType

public EventType getEventType()

Description copied from interface: IEvent

A type for this event.

Specified by:

getEventType in interface IEvent

Returns:

A type for this event.

getName

public java.lang.String getName()

Description copied from interface: IEvent

A name for this event.

Specified by:

getName in interface IEvent

Returns:

A name for this event.

getRc

public boolean getRc()

isConsumed

public boolean isConsumed()

Description copied from interface: IEvent

true if this event is already consumed by some listener.

Specified by:

isConsumed in interface IEvent

Returns:

true if this event is already consumed by some listener.

isVetoed

public boolean isVetoed()

Description copied from interface: IEvent

true if this event is already vetoed by some listener.

Specified by:

isVetoed in interface IEvent

Returns:

true if this event is already vetoed by some listener.

setRc

public void setRc(boolean value)

setVeto

public void setVeto(boolean value)

veto

public void veto()

Description copied from interface: IEvent

Indicate that the behavior associated with this event should not be performed by the source.

Specified by:

veto in interface IEvent