# C1.WPF.RulesManager.RulesEngineRule.OnRuleChanged

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<h1 id="C1_WPF_RulesManager_RulesEngineRule_OnRuleChanged_" data-uid="C1.WPF.RulesManager.RulesEngineRule.OnRuleChanged*">OnRuleChanged Method
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<a id="C1_WPF_RulesManager_RulesEngineRule_OnRuleChanged_" data-uid="C1.WPF.RulesManager.RulesEngineRule.OnRuleChanged*"></a>
<h4 id="C1_WPF_RulesManager_RulesEngineRule_OnRuleChanged" data-uid="C1.WPF.RulesManager.RulesEngineRule.OnRuleChanged">OnRuleChanged()</h4>
<div class="markdown level1 summary"><p>Called when the definition of the rule changes.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">protected void OnRuleChanged()</code></pre>
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  <pre><code class="lang-vbnet hljs">Protected Sub OnRuleChanged()</code></pre>
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