# C1.WPF.PropertyGrid.CollectionEditor.AttachPopupEditor

## Content

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<h1 id="C1_WPF_PropertyGrid_CollectionEditor_AttachPopupEditor_" data-uid="C1.WPF.PropertyGrid.CollectionEditor.AttachPopupEditor*">AttachPopupEditor Method
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<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_WPF_PropertyGrid_CollectionEditor_AttachPopupEditor_" data-uid="C1.WPF.PropertyGrid.CollectionEditor.AttachPopupEditor*"></a>
<h4 id="C1_WPF_PropertyGrid_CollectionEditor_AttachPopupEditor_C1_WPF_PropertyGrid_CollectionEditorControl_C1_WPF_PropertyGrid_PropertyGroup_System_Action_C1_WPF_PropertyGrid_CollectionEditorControl_System_Object__" data-uid="C1.WPF.PropertyGrid.CollectionEditor.AttachPopupEditor(C1.WPF.PropertyGrid.CollectionEditorControl,C1.WPF.PropertyGrid.PropertyGroup,System.Action{C1.WPF.PropertyGrid.CollectionEditorControl,System.Object})">AttachPopupEditor(CollectionEditorControl, PropertyGroup, Action&lt;CollectionEditorControl, object&gt;)</h4>
<div class="markdown level1 summary"><p>Attaches the window editor to the <code class="paramref">group</code>.</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public override void AttachPopupEditor(CollectionEditorControl editor, PropertyGroup group, Action&lt;CollectionEditorControl, object&gt; valueChanged)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Overrides Sub AttachPopupEditor(editor As CollectionEditorControl, group As PropertyGroup, valueChanged As Action(Of CollectionEditorControl, Object))</code></pre>
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<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="C1.WPF.PropertyGrid.CollectionEditorControl.html">CollectionEditorControl</a></td>
      <td><span class="parametername">editor</span></td>
      <td><p>The editor being attached.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="C1.WPF.PropertyGrid.PropertyGroup.html">PropertyGroup</a></td>
      <td><span class="parametername">group</span></td>
      <td><p>The group to be attached.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.action-2">Action</a>&lt;<a class="xref" href="C1.WPF.PropertyGrid.CollectionEditorControl.html">CollectionEditorControl</a>, <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a>&gt;</td>
      <td><span class="parametername">valueChanged</span></td>
      <td><p>Callback used to notify the editor changed.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="overrides">Overrides</h5>
<div><a class="xref" href="C1.WPF.PropertyGrid.BaseAdvancedEditor-2.AttachPopupEditor.html#C1_WPF_PropertyGrid_BaseAdvancedEditor_2_AttachPopupEditor__1_C1_WPF_PropertyGrid_PropertyGroup_System_Action__1_System_Object__">BaseAdvancedEditor&lt;IEnumerable, CollectionEditorControl&gt;.AttachPopupEditor(CollectionEditorControl, PropertyGroup, Action&lt;CollectionEditorControl, object&gt;)</a></div>
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