# C1.WPF.MediaPlayer.C1MediaPlayer.ToolBarExtension

## Content

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<h1 id="C1_WPF_MediaPlayer_C1MediaPlayer_ToolBarExtension_" data-uid="C1.WPF.MediaPlayer.C1MediaPlayer.ToolBarExtension*">ToolBarExtension Property
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<h4 id="C1_WPF_MediaPlayer_C1MediaPlayer_ToolBarExtension" data-uid="C1.WPF.MediaPlayer.C1MediaPlayer.ToolBarExtension">ToolBarExtension</h4>
<div class="markdown level1 summary"><p>Gets or sets the template for an optional extension of the ToolBar that contains the show/hide items/chapter list.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public DataTemplate ToolBarExtension { get; set; }</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Property ToolBarExtension As DataTemplate</code></pre>
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<h5 id="C1_WPF_MediaPlayer_C1MediaPlayer_ToolBarExtension_remarks">Remarks</h5>
<div class="markdown level1 remarks"><p>Allows adding more buttons or other content next to the chapter and items buttons. This is a Template because separate instances are needed for fullscreen and normal mode. Use ToolBarButtonBaseStyle as the style of buttons placed here to match the style of the template.</p>
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