如何不在JSF中呈现整个块? [英] How to not render whole block in JSF?

问题描述

是否有一个JSF 2.1组件可以让我有条件地呈现(或不呈现)其所有内容?像

Is there a JSF 2.1 component which lets me conditionally render (or not render) all its content? Something like

<h:component rendered="#{user.loggedIn}">

...a bunch of jsf components and HTML code...
...even more HTML code...

</h:component>

我正在使用PrimeFaces 3M4，因为这可能会影响您的答案！

I am using PrimeFaces 3M4 as this may influence your answer!

推荐答案

<h:panelGroup>

如果将属性设置为layout="block"，则将具有<div>标签

If you set attribite layout="block", you will have a <div> tag

否则，您会有一个<span>标记.

Otherwise, you have a <span> tag.

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