energylink/public/app/plugins/panel/alertlist/editor.html

<div>
  <div class="section gf-form-group">
    <h5 class="section-heading">Options</h5>
    <div class="gf-form">
      <span class="gf-form-label width-8">Show</span>
      <div class="gf-form-select-wrapper max-width-15">
         <select class="gf-form-input" ng-model="ctrl.panel.show" ng-options="f.value as f.text for f in ctrl.showOptions" ng-change="ctrl.onRender()"></select>
      </div>
    </div>

  </div>
</div>