Re: aria-rowindex and aria-colindex

On Tue, Jan 13, 2015 at 9:35 AM, Alexander Surkov <
surkov.alexander@gmail.com> wrote:

> By the way what should the table interface return for indexes pointing to
> no cell? It seems "no cell" concept is something new for table interface
> implementations/consumers.
>

How would that be different than this table that has 2 rows and 2 columns,
but no cell 2, 2?

<table>
  <tr>
    <td> 1, 1 </td>
    <td> 2, 1 </td>
  </tr>
  <tr>
    <td> 1, 2 </td>
  </tr>
</table>


>
> On Tue, Jan 13, 2015 at 12:05 PM, Dominic Mazzoni <dmazzoni@google.com>
> wrote:
>
>> On Tue, Jan 13, 2015 at 7:22 AM, Alexander Surkov <
>> surkov.alexander@gmail.com> wrote:
>>
>>> Is there a reason to provide rowindex/colindex on cells, it seems like
>>> having them on role row should be enough to fit #2 use case?
>>>
>>
>> It seems a little inconsistent if we *only* allowed them on role row,
>> because aria-posinset and aria-setsize are basically the equivalent
>> 1-dimensional concept for lists, and they're only allowed on the list item
>> and not the list itself.
>>
>>
>>>
>>> Thanks.
>>> Alex.
>>>
>>>
>>>>
>>>> One other thought: it'd be nice if you could put aria-rowindex on the
>>>> element with role="row" rather than needing to repeat it on every single
>>>> cell. (Not sure about aria-colindex, but at least the row would be helpful.)
>>>>
>>>> On Mon, Jan 12, 2015 at 5:07 PM, Daniel Trebbien <dtrebbien@gmail.com>
>>>> wrote:
>>>>
>>>>> Hi Alexander,
>>>>>
>>>>> Two reasons that I can think of for having aria-rowindex/aria-colindex
>>>>> in addition to rowspan/colspan are:
>>>>>
>>>>> 1.  You can apply aria-rowindex/aria-colindex to non-TD/TH elements.
>>>>>
>>>>> 2.  Even when using table elements, if you only have rowspan/colspan
>>>>> available, then you have to make sure that the table model is "filled out"
>>>>> to match the table that you are trying to represent.  For example, suppose
>>>>> that you want to start at row 1000 of 5000.  You would have to have an
>>>>> empty TD spanning the first 999 rows in a separate TBODY so that implied
>>>>> empty rows would be created.  With aria-rowindex/aria-colindex, the
>>>>> separate TBODY would be unnecessary.
>>>>>
>>>>>
>>>>> On Mon, Jan 12, 2015 at 11:51 AM, Alexander Surkov <
>>>>> surkov.alexander@gmail.com> wrote:
>>>>>
>>>>>> Hi. Can anybody share some use cases for aria-rowindex/colindex? Does
>>>>>> it serve for other proposes than HTML rowspan/colspan attributes?
>>>>>> Thanks.
>>>>>> Alex.
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>
>