<li><a class="reference" href="#containsHandler,EventHandler,proc(EventArgs)"
    title="containsHandler(handler: var EventHandler; fn: proc (e: EventArgs)): bool"><wbr />contains<wbr />Handler<span class="attachedType" style="visibility:hidden">EventHandler</span></a></li>
  <li><a class="reference" href="#clearHandlers,EventHandler"
    title="clearHandlers(handler: var EventHandler)"><wbr />clear<wbr />Handlers<span class="attachedType" style="visibility:hidden">EventHandler</span></a></li>
  <li><a clas