# C1.DataCollection.NotifyCollectionChangedAsyncEventArgs

## Content

<div class="doc-site-dotnet-api-container">



  <h1 id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs" class="text-break">NotifyCollectionChangedAsyncEventArgs Class
</h1>
  <div class="markdown level0 summary"><p>Provides event data for collection events as well as support for asynchronously waiting for the event handlers.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <div class="inheritance">
    <h5>Inheritance</h5>
    <div class="level0"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
    <div class="level1"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.eventargs">EventArgs</a></div>
    <div class="level2"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.specialized.notifycollectionchangedeventargs">NotifyCollectionChangedEventArgs</a></div>
    <div class="level3"><span class="xref">NotifyCollectionChangedAsyncEventArgs</span></div>
  </div>
  <h6><strong>Namespace</strong>: <a class="xref" href="C1.DataCollection.html">C1.DataCollection</a></h6>
  <h6><strong>Assembly</strong>: C1.DataCollection.dll</h6>
  <h5 id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public class NotifyCollectionChangedAsyncEventArgs : NotifyCollectionChangedEventArgs</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">Public Class NotifyCollectionChangedAsyncEventArgs
    Inherits NotifyCollectionChangedEventArgs</code></pre>
  </div>
  <h3 id="methods">Methods
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Collections_IList_System_Int32_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Collections.IList,System.Collections.IList,System.Int32,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Collections_IList_System_Int32_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, IList, IList, int, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.html">NotifyCollectionChangedAsyncEventArgs</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Collections_IList_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Collections.IList,System.Collections.IList,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Collections_IList_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, IList, IList, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.html">NotifyCollectionChangedAsyncEventArgs</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Int32_System_Int32_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Collections.IList,System.Int32,System.Int32,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Int32_System_Int32_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, IList, int, int, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.html">NotifyCollectionChangedAsyncEventArgs</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Int32_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Collections.IList,System.Int32,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Int32_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, IList, int, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.html">NotifyCollectionChangedAsyncEventArgs</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Collections.IList,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Collections_IList_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, IList, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the System.Collections.Specialized.NotifyCollectionChangedEventArgs class that describes a multi-item change.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Int32_System_Int32_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Object,System.Int32,System.Int32,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Int32_System_Int32_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, object?, int, int, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.html">NotifyCollectionChangedAsyncEventArgs</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Int32_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Object,System.Int32,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Int32_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, object?, int, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.html">NotifyCollectionChangedAsyncEventArgs</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Object_System_Int32_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Object,System.Object,System.Int32,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Object_System_Int32_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, object?, object?, int, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.html">NotifyCollectionChangedAsyncEventArgs</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Object_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Object,System.Object,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Object_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, object?, object?, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.html">NotifyCollectionChangedAsyncEventArgs</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Object,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Object_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, object?, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.html">NotifyCollectionChangedAsyncEventArgs</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Threading_CancellationToken_" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create(System.Collections.Specialized.NotifyCollectionChangedAction,System.Threading.CancellationToken)">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.Create.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_Create_System_Collections_Specialized_NotifyCollectionChangedAction_System_Threading_CancellationToken_">Create(NotifyCollectionChangedAction, CancellationToken)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the System.Collections.Specialized.NotifyCollectionChangedEventArgs
class that describes a System.Collections.Specialized.NotifyCollectionChangedAction.Reset change.</p>
</td>
      </tr>
      <tr>
        <td id="C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_GetDeferral" data-uid="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.GetDeferral">
          <a class="xref" href="C1.DataCollection.NotifyCollectionChangedAsyncEventArgs.GetDeferral.html#C1_DataCollection_NotifyCollectionChangedAsyncEventArgs_GetDeferral">GetDeferral()</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the deferral.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="extensionmethods">Extension Methods</h3>
  <div>
      <a class="xref" href="C1.DataCollection.NotifyCollectionChangedEventArgsEx.GetDeferral.html#C1_DataCollection_NotifyCollectionChangedEventArgsEx_GetDeferral_System_Collections_Specialized_NotifyCollectionChangedEventArgs_">NotifyCollectionChangedEventArgsEx.GetDeferral(NotifyCollectionChangedEventArgs)</a>
  </div>

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