# C1.Win.C1DynamicHelp.MapItem.HelpTopicTrigger

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<h1 id="C1_Win_C1DynamicHelp_MapItem_HelpTopicTrigger_" data-uid="C1.Win.C1DynamicHelp.MapItem.HelpTopicTrigger*">HelpTopicTrigger Property
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<a id="C1_Win_C1DynamicHelp_MapItem_HelpTopicTrigger_" data-uid="C1.Win.C1DynamicHelp.MapItem.HelpTopicTrigger*"></a>
<h4 id="C1_Win_C1DynamicHelp_MapItem_HelpTopicTrigger" data-uid="C1.Win.C1DynamicHelp.MapItem.HelpTopicTrigger">HelpTopicTrigger</h4>
<div class="markdown level1 summary"><p>Specifies what triggers the topic display.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public HelpTopicTrigger HelpTopicTrigger { get; set; }</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Property HelpTopicTrigger As HelpTopicTrigger</code></pre>
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<h5 id="C1_Win_C1DynamicHelp_MapItem_HelpTopicTrigger_remarks">Remarks</h5>
<div class="markdown level1 remarks"><p>This property is used only if the <a class="xref" href="C1.Win.C1DynamicHelp.MapItem.UseDefaultTrigger.html#C1_Win_C1DynamicHelp_MapItem_UseDefaultTrigger">UseDefaultTrigger</a> property is set to <i>false</i>.
If <a class="xref" href="C1.Win.C1DynamicHelp.MapItem.UseDefaultTrigger.html#C1_Win_C1DynamicHelp_MapItem_UseDefaultTrigger">UseDefaultTrigger</a> is set to <i>true</i>, this
property is ignored and <a class="xref" href="C1.Win.C1DynamicHelp.C1DynamicHelp.DefaultTrigger.html#C1_Win_C1DynamicHelp_C1DynamicHelp_DefaultTrigger">C1DynamicHelp.DefaultTrigger</a> property is used instead.</p>
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