designer

designer.html

<link rel="import" href="../at-core-activity/at-core-activity.html">
<link rel="import" href="../at-core-list/at-core-list.html">

<polymer-element name="my-element">

  <template>
    <style>    
      :host {
        position: absolute;
        width: 100%;
        height: 100%;
        box-sizing: border-box;
      }
    </style>
    <at-core-activity url="http://localhost:2014/Activity/adenin.GateKeeper.Connector/ServiceResult/tc/Generic-feed" auto params='{"q":""}' response="{{ Data }}" id="at_core_activity"></at-core-activity>
    <at-core-list itemcomponent="at-core-list/feed-item" id="list" items="{{Data.items}}">
    </at-core-list>
  </template>

  <script>

    Polymer({
      url: 'xxx',
      alert: function() {
       	alert('test'); 
      }
    });

  </script>

</polymer-element>