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Re: SVG12: display:none elements should receive events

From: Bjoern Hoehrmann <derhoermi@gmx.net>
Date: Mon, 30 Jan 2006 02:12:54 +0100
To: Rick <graham.rick@gmail.com>
Cc: www-svg@w3.org
Message-ID: <5rpqt1d73obvhbj9j8tslentcpojeprsv6@hive.bjoern.hoehrmann.de>

* Rick wrote:
>>   http://www.w3.org/TR/2005/WD-SVGMobile12-20051207/painting.html states
>> that elements with a computed value of the display property of 'none' do
>> not receive events; this is a very bad idea, please remove this from the
>> draft. The intent is probably to say that as such elements are not part
>> of the rendering tree, they will not normally receive events that depend
>> on the elements beeing part of the rendering tree, which is obvious.
>I believe the intent here was to state that these elements recieve no
>pointer events, since they are not part of the 'rendering tree' and
>therefore have no geometry to trap these events.  Not that they are no
>longer valid elements in the xml tree.
>I would suggest changing
>    if 'display' is set to none, the element receives no events;
>    if 'display' is set to none, the element receives no pointer-events;

This would still rule out using the standard DOM Events createEvent/
initEvent/dispatchEvent methods to dispatch such events to these event
targets. While these features are not required by SVG Tiny 1.2, it seems
unlikely that this was intended.
Björn Höhrmann · mailto:bjoern@hoehrmann.de · http://bjoern.hoehrmann.de
Weinh. Str. 22 · Telefon: +49(0)621/4309674 · http://www.bjoernsworld.de
68309 Mannheim · PGP Pub. KeyID: 0xA4357E78 · http://www.websitedev.de/ 
Received on Monday, 30 January 2006 01:12:03 UTC

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