RendererCtrl"

From Documentation
m ((via JWB))
m ((via JWB))
 
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This interface defines the methods components like Listbox used to notify the renderer for several circumstance.
 
This interface defines the methods components like Listbox used to notify the renderer for several circumstance.
  
Though <tt>ListitemRenderer.render(org.zkoss.zul.Listitem, java.lang.Object)</tt> is called one item a timer, a request might have several items to render. And, if the renderer implements this interface, <tt>doTry()</tt> will be called before any rendering, and <tt>doFinally() </tt>will be called after all rendering. If any exception occurs, <tt>doCatch(java.lang.Throwable)</tt> will be called.
+
Though <code>ListitemRenderer.render(org.zkoss.zul.Listitem, java.lang.Object)</code> is called one item a timer, a request might have several items to render. And, if the renderer implements this interface, <code>doTry()</code> will be called before any rendering, and <code>doFinally() </code>will be called after all rendering. If any exception occurs, <code>doCatch(java.lang.Throwable)</code> will be called.
  
 
A typical use is to start a transaction and use it for rendering all items from the same request.
 
A typical use is to start a transaction and use it for rendering all items from the same request.

Latest revision as of 14:09, 12 January 2022

RendererCtrl

  • Demonstration: N/A
  • Java API: RendererCtrl
  • JavaScript API: N/A

Employment/Purpose

This interface defines the methods components like Listbox used to notify the renderer for several circumstance.

Though ListitemRenderer.render(org.zkoss.zul.Listitem, java.lang.Object) is called one item a timer, a request might have several items to render. And, if the renderer implements this interface, doTry() will be called before any rendering, and doFinally() will be called after all rendering. If any exception occurs, doCatch(java.lang.Throwable) will be called.

A typical use is to start a transaction and use it for rendering all items from the same request.

Example

Supported events

Name
Event Type
None None

Supported Children

*N/A

Use cases

Version Description Example Location
     

Version History

Version Date Content
     



Last Update : 2022/01/12

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