 all of the callbacks from the event handler.
&nbsp;&nbsp;<a
href="/tree/master/crow/event.nim#L90"
class="link-seesrc" target="_blank">Source</a>
<a href="/edit/devel/crow/event.nim#L90" class="link-seesrc" target="_blank" >Edit</a>

</dd>
<dt id="on"><a name="on,EventEmitter,string,proc(EventArgs)"></a><pre><span class="Keyword">proc</span> <span class="Identifier">on</span><span class="Other">(</span><span class="Identifier">emitter</span><span class="Other">:</span> <span class="Identifier">EventEmitter