- From: poot <cvsmail@w3.org>
- Date: 2010年3月13日 09:37:27 +0900 (JST)
- To: public-html-diffs@w3.org
- Message-Id: <20100313003727.7D2CD2BC0C@toro.w3.mag.keio.ac.jp>
hixie: Cover more possible misuses for hidden=''. Anyone got good suggestions of short examples where hidden='' is useful? All the examples I can think of are huge... (whatwg r4846) http://dev.w3.org/cvsweb/html5/spec/Overview.html?r1=1.3881&r2=1.3882&f=h http://html5.org/tools/web-apps-tracker?from=4845&to=4846 =================================================================== RCS file: /sources/public/html5/spec/Overview.html,v retrieving revision 1.3881 retrieving revision 1.3882 diff -u -d -r1.3881 -r1.3882 --- Overview.html 13 Mar 2010 00:05:40 -0000 1.3881 +++ Overview.html 13 Mar 2010 00:37:11 -0000 1.3882 @@ -46838,7 +46838,24 @@ presentation. For example, it is incorrect to use <code title="attr-hidden"><a href="#the-hidden-attribute">hidden</a></code> to hide panels in a tabbed dialog, because the tabbed interface is merely a kind of overflow presentation — showing all the form controls in one big page - with a scrollbar would be equivalent, and no less correct.<p>Elements in a section hidden by the <code title="attr-hidden"><a href="#the-hidden-attribute">hidden</a></code> attribute are still active, + with a scrollbar would be equivalent, and no less correct. It is + similarly incorrect to use this attribute to hide content just from + one presentation — if something is marked <code title="attr-hidden"><a href="#the-hidden-attribute">hidden</a></code>, it is hidden from all + presentations, including, for instance, screen readers.</p><!-- for example, "<a hidden href=#content>Skip to content</a>" would be inappropriate. --><!-- (but only add that example if you first add some more good valid examples --><p>Elements that are not <code title="attr-hidden"><a href="#the-hidden-attribute">hidden</a></code> + should not link to or refer to elements that are <code title="attr-hidden"><a href="#the-hidden-attribute">hidden</a></code>.<div class="example"> + + <p>For example, it would be incorrect to use the <code title="attr-hyperlink-href"><a href="#attr-hyperlink-href">href</a></code> attribute to link to a + section marked with the <code title="attr-hidden"><a href="#the-hidden-attribute">hidden</a></code> + attribute. If the content is not applicable or relevant, then there + is no reason to link to it.</p> + + <p>It would similarly be incorrect to use the ARIA <code title="attr-aria-describedby">aria-describedby</code> attribute to + refer to descriptions that are themselves <code title="attr-hidden"><a href="#the-hidden-attribute">hidden</a></code>. Hiding a section means that it + is not applicable or relevant to anyone at the current time, so + clearly it cannot be a valid description of content the user can + interact with.</p> + + </div><p>Elements in a section hidden by the <code title="attr-hidden"><a href="#the-hidden-attribute">hidden</a></code> attribute are still active, e.g. scripts and form controls in such sections still execute and submit respectively. Only their presentation to the user changes.<div class="impl"> @@ -68655,7 +68672,7 @@ Aaron Leventhal, Adam Barth, Adam de Boor, - Adam Hepton + Adam Hepton, Adam Roben, Addison Phillips, Adele Peterson,
Received on Saturday, 13 March 2010 00:37:55 UTC