How do you detect if the UA supports each of these sensor? I thought when I first looked at this there was onxxxx on the window object for one of them but not the other. But I don't see it for either.
>-----Original Message----- >From: [email protected] [mailto:whatwg- >[email protected]] On Behalf Of Jonas Sicking >Sent: Tuesday, May 08, 2012 4:02 PM >To: Doug Turner >Cc: JOSE MANUEL CANTERA FONSECA; [email protected]; Andrei Popescu >Subject: Re: [whatwg] Device proximity and light events > >On Tue, May 8, 2012 at 3:33 PM, Doug Turner <[email protected]> wrote: >> >> On May 8, 2012, at 3:26 PM, Jonas Sicking wrote: >> >>> The reason that I'm not really happy with this API is the fact that >>> it forces pages to remove all event listeners in order to shut down a >>> sensor. >> >> True. I haven't heard of anyone actually worrying about this. >> >>> It seems more author friendly to me to allow pages to keep event >>> listeners registered but to have an "on/off" switch which they can >>> use to control if they want the sensor to be enabled. (Setting it to >>> "off" would of course only affect if events are delivered to that >>> page. If another page set it to "on" the UA would still fire the >>> events to the second page, and that page only). >> >> I do not think we have similar on/off switch APIs for other DOM apis…. Do we? > >We haven't really had any other pieces of hardware which a page could want to >switch on/off so I'm not sure the question really applies. > >/ Jonas
