# C1.Win.TreeView.SelectionMode

## Content

<div class="doc-site-dotnet-api-container">




  <h1 id="C1_Win_TreeView_SelectionMode" data-uid="C1.Win.TreeView.SelectionMode" class="text-break">SelectionMode Enum
</h1>
  <div class="markdown level0 summary"><p>Defines the selection behavior for a control.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <h6><strong>Namespace</strong>: <a class="xref" href="C1.Win.TreeView.html">C1.Win.TreeView</a></h6>
  <h6><strong>Assembly</strong>: C1.Win.TreeView.10.dll</h6>
  <h5 id="C1_Win_TreeView_SelectionMode_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public enum SelectionMode</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">Public Enum SelectionMode</code></pre>
  </div>
  <h3 id="fields">Fields
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    <thead>
    </thead></thead><tbody>
      <tr>
        <td id="C1_Win_TreeView_SelectionMode_Extended">Extended</td>
        <td><p>The user can select multiple consecutive items while holding down the corresponding modifier key.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_TreeView_SelectionMode_Multiple">Multiple</td>
        <td><p>The user can select multiple items without holding down a modifier key.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_TreeView_SelectionMode_Radio">Radio</td>
        <td><p>The user can select only one item at a time and deselect the item while holding down the ctrl modifier key.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_TreeView_SelectionMode_Single">Single</td>
        <td><p>The user can select only one item at a time.</p>
</td>
      </tr>
    </tbody>
  </table>
</div>