[PATCH inputproto 2/2] Move scroll information into a new class.

[Peter Hutterer]

On Thu, Sep 22, 2011 at 11:06:54AM +0100, Daniel Stone wrote:
> Hi,
> 
> On Mon, Aug 22, 2011 at 03:35:17PM +1000, Peter Hutterer wrote:
> > +If more than one scroll valuator of the same type is present on a device,
> > +the valuator marked with Preferred is used to convert legacy button events
> > +into scroll valuator events. If no valuator is marked Preferred or more than
> > +one valuator is marked with Preferred, this should be considered a driver
> > +bug and the behaviour is implementation-dependent.
> 
> '... is marked with Preferred _for the same scroll direction_, this
> should be ...'
> 
> Otherwise you can only emulate vertical _or_ horizontal scrolling -- not
> both -- without clients thinking you've violated the spec.

Fixed in a follow-up commit (this is already on master). thanks.

Cheers,
  Peter