# C1.WPF.Schedule.C1Scheduler.BeginUpdate

## Content

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



<h1 id="C1_WPF_Schedule_C1Scheduler_BeginUpdate_" data-uid="C1.WPF.Schedule.C1Scheduler.BeginUpdate*">BeginUpdate Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_WPF_Schedule_C1Scheduler_BeginUpdate_" data-uid="C1.WPF.Schedule.C1Scheduler.BeginUpdate*"></a>
<h4 id="C1_WPF_Schedule_C1Scheduler_BeginUpdate" data-uid="C1.WPF.Schedule.C1Scheduler.BeginUpdate">BeginUpdate()</h4>
<div class="markdown level1 summary"><p>Disables any redrawing of the control.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public void BeginUpdate()</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Sub BeginUpdate()</code></pre>
</div>
<h5 id="C1_WPF_Schedule_C1Scheduler_BeginUpdate_remarks">Remarks</h5>
<div class="markdown level1 remarks"><p>To maintain performance while changing several control properties
call the <a class="xref" href="C1.WPF.Schedule.C1Scheduler.BeginUpdate.html#C1_WPF_Schedule_C1Scheduler_BeginUpdate">BeginUpdate()</a> method. This method prevents the control
from painting until the <a class="xref" href="C1.WPF.Schedule.C1Scheduler.EndUpdate.html#C1_WPF_Schedule_C1Scheduler_EndUpdate">EndUpdate()</a> method is called.</p>
</div>
</div>