javascript/container/sample-pubsub-subscriber.xml

   1 <?xml version="1.0" encoding="UTF-8"?>
   2 <Module>
   3 <ModulePrefs title="Sample PubSub Subscriber"
   4              height="250">
   5 <Require feature="pubsub"/>
   6 </ModulePrefs>
   7 <Content type="html">
   8 <![CDATA[
   9 <script>
  10 function callback(sender, message) {
  11   document.getElementById("output").innerHTML =
  12     "message : " + gadgets.util.escapeString(message + "") + "<br/>" +
  13     "sender : " + gadgets.util.escapeString(sender);
  14 }
  15
  16 function subscribe() {
  17   gadgets.pubsub.subscribe("random-number", callback);
  18 }
  19
  20 function unsubscribe() {
  21   gadgets.pubsub.unsubscribe("random-number");
  22   document.getElementById("output").innerHTML = "";
  23 }
  24
  25 </script>
  26 <div>
  27 <input type="button" value="Subscribe" onclick="subscribe()"/>
  28 <input type="button" value="Unsubscribe" onclick="unsubscribe()"/>
  29 </div>
  30 <div id="output">
  31 </div>
  32 ]]>
  33 </Content>
  34 </Module>