# C1.Win.C1Input.C1ComboBox.SetItemsDataSource

## Content

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



<h1 id="C1_Win_C1Input_C1ComboBox_SetItemsDataSource_" data-uid="C1.Win.C1Input.C1ComboBox.SetItemsDataSource*">SetItemsDataSource Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_Win_C1Input_C1ComboBox_SetItemsDataSource_" data-uid="C1.Win.C1Input.C1ComboBox.SetItemsDataSource*"></a>
<h4 id="C1_Win_C1Input_C1ComboBox_SetItemsDataSource_System_Object_System_String_" data-uid="C1.Win.C1Input.C1ComboBox.SetItemsDataSource(System.Object,System.String)">SetItemsDataSource(object, string)</h4>
<div class="markdown level1 summary"><p>Sets items data source and data member for the C1ComboBox.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public void SetItemsDataSource(object dataSource, string dataMember)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Sub SetItemsDataSource(dataSource As Object, dataMember As String)</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></td>
      <td><span class="parametername">dataSource</span></td>
      <td><p>Data source.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">dataMember</span></td>
      <td><p>Data member.</p>
</td>
    </tr>
  </tbody>
</table>


<a id="C1_Win_C1Input_C1ComboBox_SetItemsDataSource_" data-uid="C1.Win.C1Input.C1ComboBox.SetItemsDataSource*"></a>
<h4 id="C1_Win_C1Input_C1ComboBox_SetItemsDataSource_System_Object_System_String_System_Int32_" data-uid="C1.Win.C1Input.C1ComboBox.SetItemsDataSource(System.Object,System.String,System.Int32)">SetItemsDataSource(object, string, int)</h4>
<div class="markdown level1 summary"><p>Sets items data source, data member and initially selected item index for the C1ComboBox.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public void SetItemsDataSource(object dataSource, string dataMember, int selectedIndex)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Sub SetItemsDataSource(dataSource As Object, dataMember As String, selectedIndex As Integer)</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></td>
      <td><span class="parametername">dataSource</span></td>
      <td><p>Data source.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">dataMember</span></td>
      <td><p>Data member.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">selectedIndex</span></td>
      <td><p>Initially selected item index.</p>
</td>
    </tr>
  </tbody>
</table>
</div>