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Re: [whatwg] Challenging canvas.supportsContext

From: Boris Zbarsky <bzbarsky@MIT.EDU>
Date: Thu, 20 Jun 2013 23:39:21 -0400
Message-ID: <51C3CAE9.3090701@mit.edu>
To: Glenn Maynard <glenn@zewt.org>
Cc: whatwg <whatwg@lists.whatwg.org>
On 6/20/13 9:40 PM, Glenn Maynard wrote:
> I've suggested that in the past, and the response was that it's harder
> to do (don't recall in which engine, probably WebKit).  It would seem
> pretty weird if the interface appears and disappears from window over
> the life of the page, as WebGL support comes and goes (eg. the driver
> blacklist or system graphics drivers are updated).

Yeah, appearing/disappearing stuff is a no-go.  If we need this state to 
change over the lifetime of a page, then it shouldn't be an 
object-detection-check, for sure.  In that case we're back to having a 
method.

-Boris
Received on Friday, 21 June 2013 03:39:51 UTC

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