[whatwg] WF2: Clarification on valueMissing requested

Ian Hickson ian at hixie.ch
Mon Sep 25 21:23:25 PDT 2006

On Wed, 20 Sep 2006, Alex Vincent wrote:
> "The field has the required  attribute set but has no value selected."
> In implementing this for Mozilla, I realized an edge case that could
> prove troublesome.  Specifically, what happens if you have multiple
> radio or checkboxes with the required attribute and no boxes checked
> for any of them.
> Alternatively, consider when the radio button is checked but doesn't
> have a value... and some other radio input with the same name in the
> same form does have a value.
> There's an attempt to clarify it here:
> "When a radio group has no checked radio button and more than one of
> the radio buttons is marked as required, the UA should only tell the
> user that the radio group as a whole is missing a value, not complain
> about each radio button in turn, even though all of the radio buttons
> marked with the required attribute would have the valueMissing flag
> set."
> Tell the user how?  Visually?  Through DOM events?  Both, or some
> other way?  I'm working from the DOM events view right now, and this
> could be the difference between dispatching one event and dispatching
> many.


Let me know if that doesn't help.

Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'

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