[css-writing-modes] Direction and writing-mode on table rows/row-groups etc.

(s/css-writing-mode/css-writing-modes/ in subject)

On Sun, Jun 25, 2017 at 3:50 PM, Simon Sapin <simon.sapin@exyr.org> wrote:

> On 26/06/2017 00:16, Xianzhu Wang wrote:
>>
>
>> I just tried http://output.jsbin.com/cufubiv on Firefox which supports
>> logical properties to see how 'direction' and 'writing-mode' on TBODY are
>> handled, and I summarize as below:
>> - The properties affect logical styles;
>> - The properties don't affect order of table rows and columns;
>
>

I think this makes sense since there can be multiple tbody’s in the same
> table. So the order/direction of rows and colums is based on the properties
> of the table elements.
>


- The properties are inherited by descendants;
>
>
>> I think Firefox's behavior is reasonable, but it would be better if the
>> spec defined it more precisely. For example, we may need clarification
>> about the applicability of 'writing-mode' (which is currently described as
>> not applicable to table-row-groups, etc.), and how 'direction' (which is
>> described as applicable to all elements) on table-row-groups etc. affects
>> column order.
>>
>>
Agreed. However, the spec looks unclear about this. Also if we think the
Firefox behavior about logical properties is correct, the spec also looks
inaccurate to say that 'writing-mode' is not applicable on tbody etc.
because the property affects logical properties of the elements.