content/gadgets/ContainerPublish.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
-->
<Module>
  <ModulePrefs title="Container Publish Example">
    <Require feature="pubsub"></Require>
  </ModulePrefs>

  <Content type="html" view="default">
    <![CDATA[
      <div>Container Message: <span id="message_display"></span></div>

      <script type="text/javascript">
        function handleHelloWorld(sender, message) {
          document.getElementById('message_display').appendChild(
              document.createTextNode(message))
        }

        gadgets.pubsub.subscribe('helloworld', handleHelloWorld);
      </script>
    ]]>
  </Content>
</Module>