</a>

</dd>
<dt id="EventHandler"><a name="EventHandler"></a><pre><span class="Identifier">EventHandler</span> <span class="Other">=</span> <span class="Keyword">tuple</span><span class="Other">[</span><span class="Identifier">name</span><span class="Other">:</span> <span class="Identifier">string</span><span class="Other">,</span> <span class="Identifier">handlers</span><span class="Other">:</span> <span class="Identifier">seq</span><span class="Other">[</span><span class="Keyword">proc</span> <span class=