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Re: [Public WebGL] Should WebGLContextAttributes be a callback interface?

From: Boris Zbarsky <bzbarsky@MIT.EDU>
Date: Sun, 08 Apr 2012 22:39:56 -0400
Message-ID: <4F824BFC.7020500@mit.edu>
To: Cameron McCormack <cam@mcc.id.au>
CC: Kenneth Russell <kbr@google.com>, Glenn Maynard <glenn@zewt.org>, public_webgl@khronos.org, "public-script-coord@w3.org" <public-script-coord@w3.org>
On 4/8/12 10:35 PM, Cameron McCormack wrote:
> Well, callback interfaces are meant to be for JS to provide a bunch of
> callback-like properties and functions. I suppose it's not out of the
> question to allow it to be returned from an operation. And it would be
> consistent with being able to return a callback function type.
> Would a DOM object be able to create and return its own objects that
> implement callback interfaces?

I'm not sure what you mean.  For one thing, it's not really quite 
defined what it means to "implement a callback interface"...

> But we could allow it to return a
> reference to an existing callback interface object that script created
> and passed in.

This seems to be the obvious use case that would require supporting 
callback interface return values.  Assuming that there are APIs that 
return such things, of course.

Received on Monday, 9 April 2012 02:40:29 UTC

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