tobago-example/tobago-example-demo/src/main/webapp/content/30-concept/23-transition/Transition.xhtml

<?xml version="1.0" encoding="UTF-8"?>

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<ui:composition template="/main.xhtml"
                xmlns="http://www.w3.org/1999/xhtml"
                xmlns:tc="http://myfaces.apache.org/tobago/component"
                xmlns:ui="http://java.sun.com/jsf/facelets">

  <p>For command components like a link or a button, the <code>transition</code> attribute is available.
    It shows a loading animation if the site don't respond in a certain amount of time.
    By default, the value is 'true'.</p>
  <p>Tag Library Documentation:
    <tc:link label="&lt;tc:link/>" image="#{request.contextPath}/image/feather-leaf.png" link="#{apiController.base}/doc/#{apiController.currentRelease}/tld/tc/link.html"/>
    |
    <tc:link label="&lt;tc:button/>" image="#{request.contextPath}/image/feather-leaf.png" link="#{apiController.base}/doc/#{apiController.currentRelease}/tld/tc/button.html"/></p>

  <tc:section label="Basics">
    <p>By following one of the links, the site waits five seconds.
      After that, you will be redirected to another page.</p>
    <pre><code class="language-markup">&lt;tc:link label="link with transition ON"
action="\#{transitionController.sleep5sAndRedirect}"/>
&lt;tc:link label="link with transition OFF" transition="false"
action="\#{transitionController.sleep5sAndRedirect}"/></code></pre>

    <tc:link label="link with transition ON" action="#{transitionController.sleep5sAndRedirect}"/>
    <br/>
    <tc:link label="link with transition OFF" transition="false" action="#{transitionController.sleep5sAndRedirect}"/>
  </tc:section>

  <tc:section label="Popup">
    <p>In this example, a popup dialog is shown five seconds after pressing one of the buttons.</p>
    <tc:popup id="popup">
      <tc:box label="Info">
        <p>Button pressed</p>
        <tc:button label="Close" omit="true">
          <tc:operation name="hide" for="popup"/>
        </tc:button>
      </tc:box>
    </tc:popup>
    <tc:button label="Open Popup (transition ON)" action="#{transitionController.sleep5s}">
      <tc:operation name="show" for="popup"/>
    </tc:button>
    <tc:button label="Open Popup (transition OFF)" action="#{transitionController.sleep5s}" transition="false">
      <tc:operation name="show" for="popup"/>
    </tc:button>
  </tc:section>
</ui:composition>