Module org.apache.wicket.core

Package org.apache.wicket.markup.html

Interface IComponentAwareHeaderContributor

All Superinterfaces:

IClusterable, Serializable

All Known Implementing Classes:

AbstractAjaxBehavior, AbstractAjaxTimerBehavior, AbstractAutoCompleteBehavior, AbstractDefaultAjaxBehavior, AbstractFormValidator, AbstractRangeValidator, AbstractTransformerBehavior, AjaxCallListener, AjaxClientInfoBehavior, AjaxDisableComponentListener, AjaxDownloadBehavior, AjaxEditableLabel.EditorAjaxBehavior, AjaxEditableLabel.LabelAjaxBehavior, AjaxEventBehavior, AjaxFileDropBehavior, AjaxFormChoiceComponentUpdatingBehavior, AjaxFormComponentUpdatingBehavior, AjaxFormSubmitBehavior, AjaxFormValidatingBehavior, AjaxIndicatorAppender, AjaxLazyLoadPanel.AjaxLazyLoadTimer, AjaxNewWindowNotifyingBehavior, AjaxOnDomReadyClientInfoBehavior, AjaxPagingNavigationBehavior, AjaxPreventSubmitBehavior, AjaxSelfUpdatingTimerBehavior, AttributeAppender, AttributeModifier, AutoCompleteBehavior, BaseWebSocketBehavior, Behavior, BorderBehavior, CancelEventIfAjaxListener, ClassAttributeModifier, CompoundValidator, ContextPathGenerator, DateValidator, DefaultTheme, DefaultTheme, DisabledAttributeLinkBehavior, EqualInputValidator, EqualPasswordInputValidator, FilesSelectedBehavior, FormComponentUpdatingBehavior, FormValidatorAdapter, HTML5Attributes, HumanTheme, NodeBorder, OnChangeAjaxBehavior, OutputMarkupContainerClassNameBehavior, PropertyValidator, RangeValidator, StringValidator, StyleAttributeModifier, TrapFocusBehavior, ValidatorAdapter, VelocityContributor, VelocityJavaScriptContributor, WebSocketBehavior, WicketMessageTagHandler.AttributeLocalizer, WindowsTheme, XsltTransformerBehavior

public interface IComponentAwareHeaderContributor
extends IClusterable

An interface to be implemented by Behaviors, IAjaxCallListeners. Example:

 class MyAjaxCallDecorator implements IAjaxCallListener, IComponentAwareHeaderContributor
 {

  // IAjaxCallListener methods omitted for brevity

        public void renderHead(Component component, IHeaderResponse response)
        {
                response.render(new OnLoadJavaScriptHeaderItem("alert('page loaded!');"));
        }
 }
 

Method Summary

Modifier and Type	Method	Description
void	renderHead(Component component, IHeaderResponse response)	Render to the web response whatever the component-aware wants to contribute to the head section.

Method Details

renderHead

void renderHead(Component component,
 IHeaderResponse response)

Render to the web response whatever the component-aware wants to contribute to the head section.

Parameters:

component - component which is contributing to the response. This parameter is here to give the component as the context for component-awares implementing this interface

response - Response object