l class="tsd-signatures"><li class="tsd-signature" id="__type.hasUserCustomTheme.__type-11.__type-12"><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">themes</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">boolean</span></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li>