# C1.WPF.C1ListViewerPanel.ViewportPreviewGap

## Content

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<h1 id="C1_WPF_C1ListViewerPanel_ViewportPreviewGap_" data-uid="C1.WPF.C1ListViewerPanel.ViewportPreviewGap*">ViewportPreviewGap Property
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<a id="C1_WPF_C1ListViewerPanel_ViewportPreviewGap_" data-uid="C1.WPF.C1ListViewerPanel.ViewportPreviewGap*"></a>
<h4 id="C1_WPF_C1ListViewerPanel_ViewportPreviewGap" data-uid="C1.WPF.C1ListViewerPanel.ViewportPreviewGap">ViewportPreviewGap</h4>
<div class="markdown level1 summary"><p>Gets a coeficient which will determine in each layout pass the size of the viewport to render items in preview mode.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public double ViewportPreviewGap { get; }</code></pre>
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  <pre><code class="lang-vbnet hljs">Public ReadOnly Property ViewportPreviewGap As Double</code></pre>
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