ambari-web/app/templates/common/selectable_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
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}}

<div>
  <div class="task-top-wrap">
    <div class="task-detail-ico-wrap">
      <a href="#" {{translateAttr title="common.fullLogPopup.clickToCopy"}} {{action "textTrigger"}} class="task-detail-copy"><i class="glyphicon glyphicon-copy"></i> {{t common.copy}}</a>
    </div>
  </div>
  <div class="task-detail-log-info">
    <div class="content-area" >
      <div {{bindAttr class="view.textareaVisible::hidden :task-detail-log-clipboard-wrap"}}>
        <textarea class="task-detail-log-clipboard form-control"></textarea>
      </div>
      <div {{bindAttr class="view.textareaVisible:hidden :task-detail-log-maintext"}}>
        {{content}}
      </div>
    </div>
  </div>
</div>