Package com.google.gwt.user.client

Class Window.ClosingEvent

java.lang.Object

com.google.web.bindery.event.shared.Event<Window.ClosingHandler>

com.google.gwt.event.shared.GwtEvent<Window.ClosingHandler>

com.google.gwt.user.client.Window.ClosingEvent

Enclosing class:

Window

public static class Window.ClosingEvent
extends GwtEvent<Window.ClosingHandler>

Fired just before the browser window closes or navigates to a different site.

Nested Class Summary

Nested classes/interfaces inherited from class com.google.gwt.event.shared.GwtEvent

GwtEvent.Type<H>

Constructor Summary

Constructors

Constructor	Description
ClosingEvent()

Method Summary

Modifier and Type	Method	Description
protected void	dispatch(Window.ClosingHandler handler)	Should only be called by HandlerManager.
final GwtEvent.Type<Window.ClosingHandler>	getAssociatedType()	Returns the Event.Type used to register this event, allowing an EventBus to find handlers of the appropriate class.
String	getMessage()	Get the message that will be presented to the user in a confirmation dialog that asks the user whether or not she wishes to navigate away from the page.
(package private) static GwtEvent.Type<Window.ClosingHandler>	getType()
void	setMessage(String message)	Set the message to a non-null value to present a confirmation dialog that asks the user whether or not she wishes to navigate away from the page.

Methods inherited from class com.google.gwt.event.shared.GwtEvent

assertLive, getSource, isLive, kill, revive

Methods inherited from class com.google.web.bindery.event.shared.Event

setSource, toDebugString, toString

Methods inherited from class java.lang.Object

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

Constructor Details

ClosingEvent

public ClosingEvent()

Method Details

getType

static GwtEvent.Type<Window.ClosingHandler> getType()

getAssociatedType

public final GwtEvent.Type<Window.ClosingHandler> getAssociatedType()

Description copied from class: Event

Returns the Event.Type used to register this event, allowing an EventBus to find handlers of the appropriate class.

Specified by:

getAssociatedType in class GwtEvent<Window.ClosingHandler>

Returns:

the type

getMessage

public String getMessage()

Get the message that will be presented to the user in a confirmation dialog that asks the user whether or not she wishes to navigate away from the page.

Returns:

the message to display to the user, or null

setMessage

public void setMessage(String message)

Set the message to a non-null value to present a confirmation dialog that asks the user whether or not she wishes to navigate away from the page. If multiple handlers set the message, the last message will be displayed; all others will be ignored.

Parameters:

message - the message to display to the user, or null

dispatch

protected void dispatch(Window.ClosingHandler handler)

Description copied from class: GwtEvent

Should only be called by HandlerManager. In other words, do not use or call.

Specified by:

dispatch in class GwtEvent<Window.ClosingHandler>

Parameters:

handler - handler

See Also:

• EventBus.dispatchEvent(Event, Object)