# C1.WPF.Schedule.NullableDateTimePropertyChangeEventArgs

## Content

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



  <h1 id="C1_WPF_Schedule_NullableDateTimePropertyChangeEventArgs" data-uid="C1.WPF.Schedule.NullableDateTimePropertyChangeEventArgs" class="text-break">NullableDateTimePropertyChangeEventArgs Class
</h1>
  <div class="markdown level0 summary"><p>The <a class="xref" href="C1.WPF.Schedule.NullableDateTimePropertyChangeEventArgs.html">NullableDateTimePropertyChangeEventArgs</a> class describes routed
event data for the nullable DateTime property changing events.</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.windows.routedeventargs">RoutedEventArgs</a></div>
    <div class="level3"><a class="xref" href="C1.WPF.Schedule.PropertyChangeEventArgsBase.html">PropertyChangeEventArgsBase</a></div>
    <div class="level4"><span class="xref">NullableDateTimePropertyChangeEventArgs</span></div>
  </div>
  <h6><strong>Namespace</strong>: <a class="xref" href="C1.WPF.Schedule.html">C1.WPF.Schedule</a></h6>
  <h6><strong>Assembly</strong>: C1.WPF.Schedule.4.6.2.dll</h6>
  <h5 id="C1_WPF_Schedule_NullableDateTimePropertyChangeEventArgs_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public class NullableDateTimePropertyChangeEventArgs : PropertyChangeEventArgsBase</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">Public Class NullableDateTimePropertyChangeEventArgs
    Inherits PropertyChangeEventArgsBase</code></pre>
  </div>
  <h3 id="constructors">Constructors
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_WPF_Schedule_NullableDateTimePropertyChangeEventArgs__ctor_System_Windows_RoutedEvent_System_Windows_DependencyProperty_System_Nullable_System_DateTime__System_Nullable_System_DateTime__" data-uid="C1.WPF.Schedule.NullableDateTimePropertyChangeEventArgs.#ctor(System.Windows.RoutedEvent,System.Windows.DependencyProperty,System.Nullable{System.DateTime},System.Nullable{System.DateTime})">
          <a class="xref" href="C1.WPF.Schedule.NullableDateTimePropertyChangeEventArgs.-ctor.html#C1_WPF_Schedule_NullableDateTimePropertyChangeEventArgs__ctor_System_Windows_RoutedEvent_System_Windows_DependencyProperty_System_Nullable_System_DateTime__System_Nullable_System_DateTime__">NullableDateTimePropertyChangeEventArgs(RoutedEvent, DependencyProperty, DateTime?, DateTime?)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.WPF.Schedule.DateTimePropertyChangeEventArgs.html">DateTimePropertyChangeEventArgs</a>
class with the specified routed event, dependency property, old and new DateTime value.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="properties">Properties
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_WPF_Schedule_NullableDateTimePropertyChangeEventArgs_NewValue" data-uid="C1.WPF.Schedule.NullableDateTimePropertyChangeEventArgs.NewValue">
          <a class="xref" href="C1.WPF.Schedule.NullableDateTimePropertyChangeEventArgs.NewValue.html#C1_WPF_Schedule_NullableDateTimePropertyChangeEventArgs_NewValue">NewValue</a>
        </td>
        <td class="markdown level1 summary"><p>Gets a new property value.</p>
</td>
      </tr>
      <tr>
        <td id="C1_WPF_Schedule_NullableDateTimePropertyChangeEventArgs_OldValue" data-uid="C1.WPF.Schedule.NullableDateTimePropertyChangeEventArgs.OldValue">
          <a class="xref" href="C1.WPF.Schedule.NullableDateTimePropertyChangeEventArgs.OldValue.html#C1_WPF_Schedule_NullableDateTimePropertyChangeEventArgs_OldValue">OldValue</a>
        </td>
        <td class="markdown level1 summary"><p>Gets an old property value.</p>
</td>
      </tr>
    </tbody>
  </table>

</div>