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Re: [css-page-floats] comments on Page Floats

From: MURAKAMI Shinyu <murakami@antenna.co.jp>
Date: Wed, 18 Sep 2013 03:11:48 +0900
To: Håkon Wium Lie <howcome@opera.com>
Cc: www-style@w3.org
Message-Id: <20130918031146.5CD4.C598BCD7@antenna.co.jp>
Håkon Wium Lie <howcome@opera.com> wrote on 2013/09/17 18:27:48
> Also sprach MURAKAMI Shinyu:
> 
>  > >  > <div style="margin-left: 3cm; margin-right: 3cm">
>  > >  >   ...
>  > >  >   <figure style="float: snap(0); width: 100%;">
>  > >  >     ...
>  > >  >   </figure>
>  > >  > </div>
>  > >  > 
>  > >  > If snap(0) makes itself a page float conditionally,
>  > >  > the width of the figure also will be changed?
>  > >  > (When this figure is a page float, the 100% width is
>  > >  > the column/page width and the margin-left/right
>  > >  > of the div does not affect the width of the page float.)
>  > > 
>  > > Let's see. If the figure is in a multicol element, 100% refers to the
>  > > column width -- this is the case both for page floats and other
>  > > elements, so there should be no change.
>  > 
>  > When the figure is not a page float, the parent div is the 
>  > containing block and the 100% refers to its width, i.e,
>  > smaller than the colum width by div's margin-left/right.
> 
> Inside the multicol, the column is the containing block:
> 
>   Column boxes act as the containing block for their content.
> 
>   http://www.w3.org/TR/css3-multicol/


In my understanding, the column is the containing block of 
multicol's child blocks. For example,

<multicol>
  <block1>
    <block2>...</block2>
  </block1>
</multicol>

The block1's containing block is the column box,
but block2's containing block is block1.
Something wrong?


Shinyu Murakami
Antenna House
Received on Tuesday, 17 September 2013 18:12:12 UTC

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