protected function emitActionSignal($className, $signalName, array $signalArguments)
    {
        return $this->signalSlotDispatcher->dispatch($className, $signalName, $signalArguments)[0];
    }
protected function emitActionSignal($className, $signalName, array $signalArguments)
    {
        return $this->signalSlotDispatcher->dispatch($className, $signalName, $signalArguments)[0];
    }
protected function emitActionSignal ( $ className , $ signalName , array $ signalArguments ) { return $ this -> signalSlotDispatcher -> dispatch ( $ className , $ signalName , $ signalArguments ) [ 0 ] ; }
Emits signal for various actions

@param string $className Name of the class containing the signal
@param string $signalName Name of the signal slot
@param array $signalArguments arguments for the signal slot

@return array
Emits signal for various actions