- From: Rik Cabanier <cabanier@gmail.com>
- Date: Mon, 17 Feb 2014 19:29:15 -0800
- To: "whatwg@whatwg.org" <whatwg@whatwg.org>
The current spec for hit regions restricts what elements can be used as
fallback content [1]:
If any of the following conditions are met, throw a
NotSupportedError<http://www.whatwg.org/specs/web-apps/current-work/multipage/infrastructure.html#notsupportederror>
exception
and abort these steps.
- ...
- The arguments object's control member is not null but is neither an
a<http://www.whatwg.org/specs/web-apps/current-work/multipage/text-level-semantics.html#the-a-element>
element
that represents<http://www.whatwg.org/specs/web-apps/current-work/multipage/elements.html#represents>
a hyperlink<http://www.whatwg.org/specs/web-apps/current-work/multipage/links.html#hyperlink>,
a button<http://www.whatwg.org/specs/web-apps/current-work/multipage/the-button-element.html#the-button-element>
element,
an input<http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#the-input-element>element
whose type<http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#attr-input-type>
attribute
is in one of the
Checkbox<http://www.whatwg.org/specs/web-apps/current-work/multipage/states-of-the-type-attribute.html#checkbox-state-(type=checkbox)>
or Radio
Button<http://www.whatwg.org/specs/web-apps/current-work/multipage/states-of-the-type-attribute.html#radio-button-state-(type=radio)>
states,
nor an input<http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#the-input-element>
element
that is a
button<http://www.whatwg.org/specs/web-apps/current-work/multipage/forms.html#concept-button>
.
Why is there this limitation?
1:
http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#hit-regions
Received on Tuesday, 18 February 2014 03:29:42 UTC