public function getSlots($signalClassName, $signalName)
    {
        return (isset($this->slots[$signalClassName][$signalName])) ? $this->slots[$signalClassName][$signalName] : [];
    }
public function getSlots($signalClassName, $signalName)
    {
        return (isset($this->slots[$signalClassName][$signalName])) ? $this->slots[$signalClassName][$signalName] : [];
    }
public function getSlots ( $ signalClassName , $ signalName ) { return ( isset ( $ this -> slots [ $ signalClassName ] [ $ signalName ] ) ) ? $ this -> slots [ $ signalClassName ] [ $ signalName ] : [ ] ; }
Returns all slots which are connected with the given signal

@param string $signalClassName Name of the class containing the signal
@param string $signalName Name of the signal
@return array An array of arrays with slot information
@api
Returns all slots which are connected with the given signal