On Sat, 03 Dec 2016 15:24:17 +0000 Gustavo Sverzut Barbieri
<barbi...@gmail.com> said:

> Just seat1, seat2...
> 
> That's what I said we found unusable to get "bob", "jane" in EDC.
> 
> In C you could snprintf() and add signals, or register with ",*" and then
> parse, BUT that's only in C or bindings, not EDC/Embryo since in a
> script/program you can't know the signal that triggered you.
> 
> In C you can retrieve bob from seat1, seat1 from bob and map accordingly.

ok. so edje will stick to simple seat1, seat2 etc. ok. sensible.

> From edc point of view, you can only write theme based on something you
> know. Like assign focus color red to seat1, green to seat2, blue to seat3.
> If you get bob, you can't figure it out since it is dependent on the system
> configuration.

yeah. unless the app emits these signals specifically as part of the edje <->
app "interface".

> Em sáb, 3 de dez de 2016 às 01:20, Carsten Haitzler <ras...@rasterman.com>
> escreveu:
> 
> > On Fri, 2 Dec 2016 14:54:20 -0200 Bruno Dilly <bdi...@profusion.mobi>
> > said:
> >
> > > Hi folks,
> > >
> > > now that multiseat is supported up to Evas, we’re working on Edje.
> > >
> > > The idea is that a developer would be able to implement an UI that
> > > may be used by more than one single seat, properly handling focus,
> > > and providing different feedback for different seats action.
> > >
> > > Let’s say, different colors on focus, different images when different
> > > seat pointers are over, etc.
> > >
> > > I’ve done an initial implementation and wrote an example. It’s available
> > > on my branch devs/bdilly/edje_multiseat . There you’ll be able to find
> > > edje_multiseat example (C code + EDC).
> > >
> > > To make this possible, a few main changes were done:
> > >   *  New signals were added, adding the seat as suffix. So “mouse,in”
> > would
> > > be still be emitted, but also “mouse,in,seat1”, for example
> > >   * Real Parts now may be focused by multiple seats
> > >   * Some actions receive an optional seat parameter. For instance,
> > > FOCUS_SET may receive the seat name, or it will consider it's about the
> > > default seat.
> > >    * Since Evas seat devices may have arbitrary names (at least using
> > > wayland backend you can name them as you want using udev rules), or set
> > > them on programmatic ways, Edje will have custom names for seats,
> > following
> > > a well established pattern. So first announced seat will be named
> > “seat1”,
> > > the second “seat2”... If an application supports three seats, on EDC you
> > > know what signals you should expect. It makes it possible to write
> > general
> > > applications (in the sense of not knowing exactly seats beforehand). But
> > > let’s say it’s not the case. there is a specific product built in a way
> > > that they know exactly which seats are supported and configured their
> > > names, or want to check if this seat has pointer, keyboard, or whatever…
> > > for this cases, Edje also emits signals saying when devices were added
> > (or
> > > removed) and their names. With these names you can use a new Edje
> > function
> > > to fetch the Evas device named as “seat1”.
> > >
> > > Please let me know about any suggestions or concerns.
> > >
> > > I should make a pull request with this initial patchset soon
> >
> > wait... so seats can be named... udev rules. so lets say i have seats:
> >
> > bob
> > jane
> >
> > i get signals like:
> >
> > mouse,in,bob
> > mouse,out,jane
> >
> > right?
> >
> > so i ALSO get
> >
> > mouse,in,seat1
> > mouse,out,seat2
> >
> > ? so i can write specific seat name handling signal stuff AND also have
> > generic? or... ?
> >
> > --
> > ------------- Codito, ergo sum - "I code, therefore I am" --------------
> > The Rasterman (Carsten Haitzler)    ras...@rasterman.com
> >
> >
> >
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-- 
------------- Codito, ergo sum - "I code, therefore I am" --------------
The Rasterman (Carsten Haitzler)    ras...@rasterman.com


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