org.apache.wicket.ajax

Interface AjaxRequestTarget

All Superinterfaces:

ILoggableRequestHandler, IPageClassRequestHandler, IPageRequestHandler, IPartialPageRequestHandler, IRequestHandler

All Known Implementing Classes:

AjaxRequestHandler

public interface AjaxRequestTarget
extends IPartialPageRequestHandler, ILoggableRequestHandler

Since:

6.0

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	AjaxRequestTarget.AbstractListener Empty implementation of an AjaxRequestTarget.IListener useful as a starting point for your own custom listener.
static interface	AjaxRequestTarget.IJavaScriptResponse An ajax javascript response that allows users to add javascript to be executed on the client side
static interface	AjaxRequestTarget.IListener An AjaxRequestTarget listener that can be used to respond to various target-related events
static interface	AjaxRequestTarget.ITargetRespondListener Components can implement this interface to get a notification when AjaxRequestTarget begins to respond.

Method Summary

Methods

Modifier and Type	Method and Description
void	addListener(AjaxRequestTarget.IListener listener) Adds a listener to this target
String	getLastFocusedElementId() Returns the HTML id of the last focused element.
Page	getPage() Returns the page.
void	registerRespondListener(AjaxRequestTarget.ITargetRespondListener listener) Register the given respond listener.

Methods inherited from interface org.apache.wicket.core.request.handler.IPartialPageRequestHandler

add, add, addChildren, appendJavaScript, focusComponent, getComponents, getHeaderResponse, prependJavaScript

Methods inherited from interface org.apache.wicket.core.request.handler.IPageRequestHandler

getPageId, getRenderCount, isPageInstanceCreated

Methods inherited from interface org.apache.wicket.core.request.handler.IPageClassRequestHandler

getPageClass, getPageParameters

Methods inherited from interface org.apache.wicket.request.IRequestHandler

detach, respond

Methods inherited from interface org.apache.wicket.request.ILoggableRequestHandler

getLogData

Method Detail

addListener

void addListener(AjaxRequestTarget.IListener listener)

Adds a listener to this target

Parameters:

listener -

Throws:

IllegalStateException - if AjaxRequestTarget.IListener's events are currently being fired or have both been fired already

registerRespondListener

void registerRespondListener(AjaxRequestTarget.ITargetRespondListener listener)

Register the given respond listener. The listener's AjaxRequestTarget.ITargetRespondListener.onTargetRespond(org.apache.wicket.ajax.AjaxRequestTarget) method will be invoked when the AjaxRequestTarget starts to respond.

Parameters:

listener -

getLastFocusedElementId

String getLastFocusedElementId()

Returns the HTML id of the last focused element.

Returns:

markup id of last focused element, null if none

getPage

Page getPage()

Returns the page. Be aware that the page can be instantiated if this wasn't the case already.

Specified by:

getPage in interface IPageRequestHandler

Returns:

page instance