Class TaskEvent

java.lang.Object

java.util.EventObject

javafx.event.Event

cl.obcom.desktopfx.core.TaskEvent

All Implemented Interfaces:

Serializable, Cloneable

public class TaskEvent
extends Event

The root event class for all DesktopTask events.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final EventType<TaskEvent>	ANY	Common supertype for all DesktopTask event types.
static final EventType<TaskEvent>	RELEASE_RESOURCES	This event occurs when internal resources of a DesktopTask must be released.
static final EventType<TaskEvent>	TASK_STATE_REQUEST	This event occurs when the state of the DesktopTask is required.
static final EventType<TaskEvent>	TASK_TERMINATED	This event occurs just after a DesktopTask is terminated.
static final EventType<TaskEvent>	TASK_TERMINATING	This event occurs just before a DesktopTask is terminated.

Fields inherited from class Event

consumed, eventType, NULL_SOURCE_TARGET, target

Fields inherited from class EventObject

source

Constructor Summary

Constructors

Constructor	Description
TaskEvent(DesktopTask source, EventTarget target, EventType<? extends TaskEvent> eventType)	Construct a new TaskEvent with the specified event source, target and type.
TaskEvent(DesktopTask source, EventType<? extends TaskEvent> eventType)	Construct a new TaskEvent with the specified event source and event type.

Method Summary

Modifier and Type	Method	Description
final DesktopTask	getTask()	The DesktopTask on which this event occurred.
final Object	getTaskState()	The state object of the Task of this event.
final void	setTaskState(Object value)	Changes the state of the Task of this event.

Methods inherited from class Event

clone, consume, copyFor, fireEvent, getEventType, getTarget, isConsumed

Methods inherited from class EventObject

getSource, toString

Methods inherited from class Object

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

Field Details

ANY

public static final EventType<TaskEvent> ANY

Common supertype for all DesktopTask event types.

TASK_STATE_REQUEST

public static final EventType<TaskEvent> TASK_STATE_REQUEST

This event occurs when the state of the DesktopTask is required. The handler of this event must call the setTaskState method to return the required state object.

TASK_TERMINATING

public static final EventType<TaskEvent> TASK_TERMINATING

This event occurs just before a DesktopTask is terminated. If the event is not consumed by any installed event handler, the default handler for this event terminates the DesktopTask.

TASK_TERMINATED

public static final EventType<TaskEvent> TASK_TERMINATED

This event occurs just after a DesktopTask is terminated.

RELEASE_RESOURCES

public static final EventType<TaskEvent> RELEASE_RESOURCES

This event occurs when internal resources of a DesktopTask must be released.

Constructor Details

TaskEvent

public TaskEvent(DesktopTask source,
 EventType<? extends TaskEvent> eventType)

Construct a new TaskEvent with the specified event source and event type. The target of the event is set to NULL_SOURCE_TARGET.

Parameters:

source - the source of the event.

eventType - the event type.

TaskEvent

public TaskEvent(DesktopTask source,
 EventTarget target,
 EventType<? extends TaskEvent> eventType)

Construct a new TaskEvent with the specified event source, target and type. If the source or target is set to null, it is replaced by the NULL_SOURCE_TARGET value.

Parameters:

source - the source of the event.

target - the target of the event.

eventType - the event type.

Method Details

getTask

public final DesktopTask getTask()

The DesktopTask on which this event occurred.

Returns:

the DesktopTask on which this event occurred.

getTaskState

public final Object getTaskState()

The state object of the Task of this event.

Returns:

the state object of the Task of this event.

setTaskState

public final void setTaskState(Object value)

Changes the state of the Task of this event.

Parameters:

value - the state of the Task of this event.