is it possible to make a reference inside a trigge to a codebehind eventhandler???

hey,

i'm continously in a lack of som interaction with xaml and codebehind. Is there, in which manner ever, a way set inside a Trigger a reference to a eventhandler in codebehind, means

<EventTrigger RoutedEvent=MuseLeftButtonDown">

now i want to process codebehind code 

</EventTrigger>