# C1.WPF.Grid.FlexGrid.GroupCollapsedChanged

## Content

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<h1 id="C1_WPF_Grid_FlexGrid_GroupCollapsedChanged" data-uid="C1.WPF.Grid.FlexGrid.GroupCollapsedChanged" class="text-break">GroupCollapsedChanged Event
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<div class="markdown level0 summary"><p>Occurs after the <a class="xref" href="C1.WPF.Grid.GridGroupRow.IsCollapsed.html#C1_WPF_Grid_GridGroupRow_IsCollapsed">IsCollapsed</a> property of a <a class="xref" href="C1.WPF.Grid.GridGroupRow.html">GridGroupRow</a> object changes.</p>
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<div class="markdown level0 conceptual"></div>
<h6><strong>Namespace</strong>: <a class="xref" href="C1.WPF.Grid.html">C1.WPF.Grid</a></h6>
<h6><strong>Assembly</strong>: C1.WPF.Grid.dll</h6>
<h5 id="C1_WPF_Grid_FlexGrid_GroupCollapsedChanged_syntax">Syntax</h5>
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  <pre><code class="lang-csharp hljs">public event EventHandler&lt;GridCellRangeEventArgs&gt; GroupCollapsedChanged</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Event GroupCollapsedChanged As EventHandler(Of GridCellRangeEventArgs)</code></pre>
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<h5 class="returns">Returns</h5>
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      <th>Type</th>
      <th>Description</th>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.eventhandler-1">EventHandler</a>&lt;<a class="xref" href="C1.WPF.Grid.GridCellRangeEventArgs.html">GridCellRangeEventArgs</a>&gt;</td>
      <td>Occurs after the  property of a  object changes.</td>
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</table>
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