ambari-web/app/templates/main/alerts/alert_notifications_popup.hbs

{{!
* 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.
}}

<div class="popup-arrow-up"></div>
<div class="notifications-header col-sm-12">
  <div class="notifications-title pull-left">{{t alerts.dropdown.dialog.title}} ({{view.alertsNumber}})</div>
  {{#if view.isLoaded}}
    <div class="state-filter pull-right">
      <span>{{t common.show}}:&nbsp;</span>
      <div class="btn-group">
        {{view Ember.Select
               contentBinding="view.categories"
               optionValuePath="content.value"
               optionLabelPath="content.label"
               selectionBinding="view.selectedCategory"
               classNames="filter-select form-control"
        }}
      </div>
    </div>
  {{/if}}
</div>

<div class="notifications-body col-sm-12">
  {{#if view.isLoaded}}
    <table class="alerts-table table table-hover">
      <tbody>
        {{#if view.isAlertEmptyList}}
          <tr class="no-alert-tr">
            <td class="no-alert-text">{{t alerts.fastAccess.popup.body.noalerts}}</td>
          </tr>
        {{else}}
          {{#each instance in view.pageContent}}
            <tr {{action "gotoAlertDetails" instance target="view"}} {{bindAttr class="instance.isVisible::hidden"}}>
              <td class="status">
                <span {{bindAttr class="instance.stateClass :icon-circle"}}></span>
              </td>
              <td class="content">
                <div class="name">{{instance.label}}</div>
                <div class="description">{{instance.text}}</div>
                <div class="timestamp">{{instance.lastTriggeredAgoFormatted}}</div>
              </td>
            </tr>
          {{/each}}
        {{/if}}
      </tbody>
    </table>
  {{else}}
    {{view App.SpinnerView}}
  {{/if}}
</div>

<div class="notifications-footer col-sm-12">
  <button type="button" class="btn btn-primary pull-right" {{action "gotoAllAlerts" target="view"}}>View All</button>
</div>