title: How to disable kendo-grid-checkbox-column?
body: <p>How to disable kendo-grid-checkbox-column?</p>
  
  <p>I have tried </p>
  
  <ul>
  <li><code>[disabled]="true"</code></li>
  <li><code>[attr.disabled]="true"</code></li>
  <li><code>disabled ="true"</code></li>
  <li><code>disabled</code> </li>
  <li><code>readonly</code></li>
  </ul>
  
  <p>But nothing is helped to disable this below column </p>
  
  <pre><code>&lt;kendo-grid-checkbox-column   width="50" showSelectAll="true"&gt;
          &lt;/kendo-grid-checkbox-column&gt;
  </code></pre>