- From: Lukasz Olejnik (W3C) <lukasz.w3c@gmail.com>
- Date: Sat, 27 Feb 2016 19:43:41 +0100
- To: Chaals McCathie Nevile <chaals@yandex-team.ru>
- Cc: Frederick Hirsch <w3c@fjhirsch.com>, W3C Device APIs WG <public-device-apis@w3.org>, "public-privacy (W3C mailing list)" <public-privacy@w3.org>
- Message-ID: <CAC1M5qp4gHUiQ2=NzwAc8MW-s1DnAG5xRozf_HZC_AWnftUNaw@mail.gmail.com>
> > > 6. Applications might want to give indications when vibration is in use. >> >> Definitely, there SHOULD be an option to indicate it... >> > > I don't think that's right. There is an indication that vibration is in > use: the device is *moving*. > It is, if the user is monitoring this device at that very moment, and also including your considerations below (thanks!). > > So there are a couple of more interesting things: > > When a foregrounded page has permission for vibration, there should be an > indicator. The same applies to a backgrounded page - I think something like > the audio playing thing that browsers have started doing would be useful. > Indeed, it would copy a familiar iconic paradigm from the world of phones > which have had vibrators for more than two decades (and therefore is > unlikely to have any IPR issues outstanding). > > There are plenty of use cases for a backgrounded page having vibrate > permission - the simple one being the same as the phone, that it is less > obtrusive as a way of requesting attention, and works without actually > seeing the device. > > And finally, of course it is important that all such notifications or > status indicators are actually *accessible* - have sufficient contrast, are > announced to screen readers / magnifiers, etc. While this is something that > browsers should be doing, rather than technically part of the spec, it is > worth noting that in the privacy considerations and mitigations, and > tracking whether we have acieved the goal. A spec that provides theoretical > accessibility but is implemented consistently in a way that discriminates > against users with disabilities really isn't good enough. > This is, in essence, somewhat similar to what I was thinking about for long now. I do hope to make the PDF public asap, definitely I'll post it to the list. Best Lukasz > > cheers > > Chaals > > > > -- > Charles McCathie Nevile - web standards - CTO Office, Yandex > chaals@yandex-team.ru - - - Find more at http://yandex.com >
Received on Saturday, 27 February 2016 18:44:12 UTC