RFR: JDK-8186466: Fix accessibility and other minor issues in java.base

[Jonathan Gibbons]

On 8/21/17 9:46 AM, Martin Buchholz wrote:
>
>
> On Mon, Aug 21, 2017 at 9:38 AM, Jonathan Gibbons 
> <jonathan.gibbons at oracle.com <mailto:jonathan.gibbons at oracle.com>> wrote:
>
>
>
>     On 8/20/17 4:11 PM, Martin Buchholz wrote:
>>     Again, I am happy to take the current state of this change.
>>
>>     On Sat, Aug 19, 2017 at 2:19 PM, Jonathan Gibbons
>>     <jonathan.gibbons at oracle.com
>>     <mailto:jonathan.gibbons at oracle.com>> wrote:
>>
>>         Actually, thead and tbody have no direct significance for
>>         accessibility. They provide a semantic differentiation of the
>>         content, and provide a hook for different styling, as you
>>         have seen for "striped". Also note, although you can have
>>         many <tbody>, you can only have at most one <thead>, and at
>>         most one <tfoot>.
>>
>>     Looking at Summary of BlockingDeque methods again, we have what
>>     might logically be a thead in the middle of a table, and the law
>>     of "only one thead, and only at the beginning" might be yet
>>     another hint that the html gods want us to split this table. 
>>     This could become a nested table with two rows, one for "first"
>>     and one for "last", each of which contains a subtable with a thead.
>
>     I can investigate that.
>
>     I would ask, why is this materially different from a new left-most
>     column in a single table, but I guess one response would be that
>     the subtables could be striped, which would give visual
>     consistency with similar tables.
>
>
> Right - the new theads could get that fashionable #DDD background like 
> the other tables.

Yes, that's better than encoding colors in the doc comments, in case we 
want to do style changes in the stylesheet.

-- Jon