Class HtmlBasedComponent.ExtraCtrl

  extended by org.zkoss.zk.ui.HtmlBasedComponent.ExtraCtrl
All Implemented Interfaces:
Direct Known Subclasses:
Audio.ExtraCtrl, Combobox.ExtraCtrl, Datebox.ExtraCtrl, Grid.ExtraCtrl, Iframe.ExtraCtrl, Image.ExtraCtrl, LabelImageElement.ExtraCtrl, Listbox.ExtraCtrl, Listitem.ExtraCtrl, Row.ExtraCtrl, Rows.ExtraCtrl, Treechildren.ExtraCtrl
Enclosing class:

protected class HtmlBasedComponent.ExtraCtrl
extends java.lang.Object
implements PrologAllowed

A utility class to implement HtmlBasedComponent.getExtraCtrl(). It is used only by component developers.

If a component requires more client controls, it is suggested to override HtmlBasedComponent.getExtraCtrl() to return an instance that extends from this class.

Constructor Summary
protected HtmlBasedComponent.ExtraCtrl()
Method Summary
 void setPrologContent(java.lang.String prolog)
          Sets the prolog content.
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail


protected HtmlBasedComponent.ExtraCtrl()
Method Detail


public void setPrologContent(java.lang.String prolog)
Description copied from interface: PrologAllowed
Sets the prolog content. It is the content generated before the child components, if any.

Default: none.

Note: the prolog is one-shot only. Once the component is generated, the prolog is gone.

Specified by:
setPrologContent in interface PrologAllowed

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