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From Brian LeRoux...@brian.io>
Subject Re: capabilities api
Date Sat, 20 Oct 2012 00:16:52 GMT
ya. slippery ground. the orig query, and valid one at that imo, is how
to find out if we have any camera, or two.

window.device.capabilities.camera // returns ... an array? an integer?



On Fri, Oct 19, 2012 at 5:06 PM, Filip Maj <fil@adobe.com> wrote:
> Hmm so then standardizing the .capabilities object becomes the hard part?
>
> On 10/19/12 4:56 PM, "Shazron" <shazron@gmail.com> wrote:
>
>>We already have the window.device object -- we can tack on a
>>window.device.capabilities object that could contain the boolean
>>properties or something.
>>
>>On Fri, Oct 19, 2012 at 4:52 PM, Brian LeRoux <b@brian.io> wrote:
>>> I dunno, I think this is independent of the current APIs. (More than
>>> one API we have deals w/ Cameras for example.) Seems like we want more
>>> nuance than boolean too (consider front && back camera). We are
>>> definitely talking about hardware/sensors detection.
>>>
>>> Not loving the w3c cc/pp spec, that RDF business looks hairy, I think
>>> we need something more approachable like you describe.
>>>
>>>
>>>
>>> On Fri, Oct 19, 2012 at 4:23 PM, Filip Maj <fil@adobe.com> wrote:
>>>> Tack on a .yep boolean onto every API surface?
>>>>
>>>> On 10/19/12 2:25 PM, "Brian LeRoux" <b@brian.io> wrote:
>>>>
>>>>>Community member Ian has noticed our lack of a capabilities api, and
>>>>>ignoring the snipe at our foresight, I do agree its a missing piece in
>>>>>the web platform. [1]
>>>>>
>>>>>There is some prior art.
>>>>>
>>>>>- Media queries have a couple of interesting APIs (matchMedia [2],
>>>>>window.devicePixelRatio, and potentially a future
>>>>>navigator.supportsCSS).
>>>>>- Flash has a comprehensive capabilities API. [3]
>>>>>- The W3C has a somewhat unwieldy take on this issue. [4]  It should
>>>>>be noted that a new working group at the w3c called sysapps will be
>>>>>addressing this.
>>>>>- Tizen has a System Info API (which I'd link to but cannot).
>>>>>
>>>>>Does anyone have any thoughts on how we should structure / develop out
>>>>>the ability for our users to query the device capbilities?
>>>>>
>>>>>[1] https://twitter.com/iandevlin/status/259309546969903104
>>>>>[2] https://developer.mozilla.org/en-US/docs/DOM/window.matchMedia
>>>>>[3]
>>>>>http://help.adobe.com/en_US/FlashPlatform/reference/actionscript/3/flas
>>>>>h/s
>>>>>ystem/Capabilities.html
>>>>>[4] http://www.w3.org/TR/2007/WD-CCPP-struct-vocab2-20070430/
>>>>
>

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