[TYPO3-mvc] Fluid: Render custom template in current context to be able to use layouts

[roberto blanko]

>
> I haven't tested it but try to use
>
> if ($this->settings['templateName']) {
>        $this->view->setTemplatePathAndFilename('path/to/templateFile');
> }
>

Hi Tobias!

You. Are. Number. One! Thanks a lot. This works quite perfectly.

@Franz: I used to have a default template for the action anyway. Actually I
even need a default template for fallback reasons.