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