On Tue, Sep 18, 2012 at 9:38 AM, Trevor Parscal <tparscal(a)wikimedia.org>wrote;wrote:
In VisualEditor we ended up putting all CSS rules that
include images in
*.icons-raster.css and *.icons-vector.css files, which are loaded
dynamically based on the window.devicePixelRatio property.
It has it's flaws, but the good thing is that it spares the device from
loading both versions. I dislike the approach we are using and am open
minded to alternatives, but any solution that makes a client load both
isn't really going to work.
It's great to avoid loading both when you can, and with CSS icons that's
For what it's worth though, a (different) load-both scenario is in actual
use on http://www.apple.com/
It's not perfect, but as a workaround until srcset is live I'm happy enough
with it. Think of it as progressive loading. ;)