# C1.Framework.ElementList.OnListChanged

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<h1 id="C1_Framework_ElementList_OnListChanged_" data-uid="C1.Framework.ElementList.OnListChanged*">OnListChanged Method
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<h4 id="C1_Framework_ElementList_OnListChanged" data-uid="C1.Framework.ElementList.OnListChanged">OnListChanged()</h4>
<div class="markdown level1 summary"><p>Called when elements are added or removed from the list.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">protected virtual void OnListChanged()</code></pre>
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  <pre><code class="lang-vbnet hljs">Protected Overridable Sub OnListChanged()</code></pre>
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