[Webkit-unassigned] [Bug 48976] stepUp/stepDown for values in step-mismatching state for input elements

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=48976





--- Comment #7 from Kent Tamura <tkent at chromium.org>  2010-11-15 04:50:50 PST ---
(In reply to comment #6)
> (In reply to comment #5)
> Thank you, Kent-san.
> 
> I see. To follow the spec, the current implementation (without my patch) should be changed so that :
> 
> 1. <input type="number" step="1" min="0" max="9.9" value="8.7" />
> 2. stepUp() => 9.7
> 
> Though it looks a little unnatural... Are there any other opinions from someone else?

stepUp()/stepDown(), which are JavaScript API, should follow the specification, and I think a page author have the responsibility of validity of the resultant values.

The behavior of HTMLInputElement::stepUpFromRenderer(), which is the function called by spin-button click, should be "natural".

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