[TYPO3-core] RFC: #17222: fitToParent calculates wrong height

[Steffen Gebert]

> BT reference: http://bugs.typo3.org/view.php?id=17222
>
> When you open new extension manager you see a huge space at the bottom.
> This is due the wrong height calculation
>
> * Topbar is not taken into account
> * add 5px margin to the bottom
>
> Workspace grid adds a legend below the table, so there is the need of an
> offset configuration for the plugin, done with parameter heightOffset.

Steffen, could you explain a bit, what the problem without the patch is? 
I think it has nothing to do with the jumping docheader, has it?

Where does the 40px come from? Besides that I'm interested in, could 
also add a comment to the code, why it's 40px?

Thanks!

Kind regards
Steffen

-- 
Steffen Gebert
TYPO3 Core Team Member

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