pre><code class="javascript">if($('#node-2').treegrid('isOneOfParentCollapsed')){
  // Do something if one of parent collapsed
};</code></pre>
                    </td>
                </tr>
                <tr>
                    <td>expand</td>
                    <td>Expand node</td>
                    <td>
                        <pre><code class="javascript">$('#node-2').treegrid('expand');</code></pre>
                    </td>
                </tr>        
                <tr>
                    <