How to implement OSD overlay in Wayland/Weston

[Pekka Paalanen]

On Tue, 19 Nov 2019 12:55:31 +0100
Guillermo Rodriguez <guillerodriguez.dev at gmail.com> wrote:

> Hi,
> 
> 
> El mar., 19 nov. 2019 a las 12:38, Sebastian Krzyszkowiak
> (<dos at dosowisko.net>) escribió:
> >
> > On 11/19/19, Pekka Paalanen <ppaalanen at gmail.com> wrote:  
> > > yes. I'm not aware of any Wayland extension that would allow clients to
> > > dictate always-on-top behaviour on the desktop. It has an obvious
> > > attack vector (malicious or misbehaving app setting always-on-top
> > > without user's consent) and a simple corner case (how do you stack
> > > multiple always-on-top windows).
> > >
> > > OSD as a concept seems like a desktop component, not a normal app.
> > > Hence I would expect such a client to use a domain-specific or custom
> > > protocol extension to set always-on-top. If your use case is not a
> > > generic desktop but some special environment, then a domain-specific
> > > protocol extension would be a way to go. For generic desktop
> > > environments you'd integrate with the particular DE specifically, e.g.
> > > a gnome-shell plugin or something.
> > >
> > > That is, if the OSD really is an independent separate program and not a
> > > part of some fullscreen application.  
> >
> > Sounds like something layer-shell protocol solves portably already.  
> 
> That sounds interesting. Is that supported by Weston?

No. Not yet at least.


Thanks,
pq
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