[TYPO3-core] RFC: Fix #6574 Template nextlevel with size=3 & allowed = 1

[Dmitry Dulepov [typo3]]

Hi!

Georg Ringer wrote:
> Problem:
> The field nextLevel has got a size of 3 and a maxItems of 1, so this is 
> king of missleading everyone who uses this (never done it but accidently 
>  tried to include 2 templates).
> 
> Solution:
> Change the size from 3 to a 1.
> 
> Notes:
> I don't know if the other way round is an option too, setting the 
> maxItems to 3 but I guess if you would need more than 1 template on the 
> nextlevel you can just include the others in the given one

This is historical :) There was a bug where you could have more than item in the list even if you say that max is 1. So if selector is set to 1, you would still see only one item but get several in the code.

-- 
Dmitry Dulepov
TYPO3 Core team
My TYPO3 book: http://www.packtpub.com/typo3-extension-development/book
In the blog: http://typo3bloke.net/post-details/typo3_code_formatting_in_eclipse/