[webkit-dev] layout intrinsic height

[David Hyatt]

I responded in the bug.  Basically lowestPosition works, but it will  
always at a minimum return the viewport height.  If you size the view  
to 0 first, you can get an accurate answer out of it.

dave

On Nov 4, 2009, at 5:48 PM, Erik Kay wrote:

> This is from (https://bugs.webkit.org/show_bug.cgi?id=31036).  Sorry
> for duplicating here, but I was hoping to get some feedback.  I'm
> happy to carry on the conversation in the bug.  Also, in case it isn't
> clear in the bug, I'm happy to make the change myself if that makes
> sense.
>
> For Chrome's extension system, we let the extension create a popup  
> widget using
> HTML.  This popup widget's size is (mostly) unconstrained  
> externally.  The idea
> is to let the developer take advantage of some dynamic layout so  
> that they
> don't have to worry as much about issues like system font sizes and
> localization.
> Obviously, the developer needs to put some constraints in  
> (whitespace: nowrap,
>  , an explicit width or height on an element, etc.).
>
> I can get pretty close to my goal by using RenderBox::minPrefWidth()  
> (on
> RenderView) and using contentHeight() for the height and resizing the
> RenderView to match.  Unfortunately, with this technique, the height  
> will never
> shrink.  There doesn't seem to be a way to ask for the "intrinsic  
> height" of
> the view at its current width.  I'm assuming this must be known  
> somewhere in
> order to calculate the overflow if any, but it looks like this value  
> isn't
> saved or exposed.
>
> thanks,
> Erik
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