src/View/FormHelper.php
public function getRedirectPage()
    {
        // get the control that issues the call
        // __this is elementName:eventHandlerName
        list($element, $eventHandler) = $this->getInvokingElement();
        $eventHandlerName = $eventHandler->objectName;
        $redirectPage = $element->getRedirectPage($eventHandlerName); // need to get postaction of eventhandler
        $functionType = $element->getFunctionType($eventHandlerName);
        switch ($functionType)
        {
            case "Popup":
                $target = "Popup";
                break;
            default:
                $target = "";
        }
        return array($redirectPage, $target);
    }
public function getRedirectPage()
    {
        // get the control that issues the call
        // __this is elementName:eventHandlerName
        list($element, $eventHandler) = $this->getInvokingElement();
        $eventHandlerName = $eventHandler->objectName;
        $redirectPage = $element->getRedirectPage($eventHandlerName); // need to get postaction of eventhandler
        $functionType = $element->getFunctionType($eventHandlerName);
        switch ($functionType)
        {
            case "Popup":
                $target = "Popup";
                break;
            default:
                $target = "";
        }
        return array($redirectPage, $target);
    }
return redirect page and target array

@return array {redirectPage, $target}