Issue with initial window position

[Ucan, Emre (ADITG/ESB)]

Hi,

You can use IVI Shell with wayland-ivi-extension to realize your use-case.

Please check this: https://at.projects.genivi.org/wiki/display/PROJ/Wayland+IVI+Extension+Design

Best regards

Emre Ucan
Engineering Software Base (ADITG/ESB)

Tel. +49 5121 49 6937

> -----Original Message-----
> From: wayland-devel [mailto:wayland-devel-
> bounces at lists.freedesktop.org] On Behalf Of PrasanthKumar P.A.
> Sent: Donnerstag, 14. Juni 2018 14:09
> To: Pekka Paalanen <ppaalanen at gmail.com>
> Cc: wayland-devel at lists.freedesktop.org
> Subject: RE: Issue with initial window position
> 
> Hi,
> Thank you for your quick response.
> These  are our concerns.
> Our application is a HMI that is to be deployed on IMX8 board.
> By design we need to place some  QT Qml windows on specified x y
> coordinates on the screen  .How can we achieve this ?
> 
> Also I am interested on (If your target environment is not a desktop, then
> the design could be
> different). Can you please comment on this.
> 
> Thanks,
> Prasanth
> ________________________________________
> From: Pekka Paalanen [ppaalanen at gmail.com]
> Sent: 14 June 2018 16:45
> To: PrasanthKumar P.A.
> Cc: wayland-devel at lists.freedesktop.org
> Subject: Re: Issue with initial window position
> 
> On Thu, 14 Jun 2018 10:39:57 +0000
> PrasanthKumar P.A. <PrasanthKumar.PA at nestgroup.net> wrote:
> 
> > Dear All,
> >
> > I have a  Qt Qml application which contains several windows (Qml
> > windows). I have set the initial positions x,y for these windows  but
> > none of these windows are coming in the corresponding coordinates .
> 
> Hi,
> 
> this is expected. Wayland on desktops has no official way to position
> windows from the client by global or per-output x,y coordinates. This
> is by design for desktops. On the desktop, the window manager is the
> only one that knows enough to be able to position windows correctly.
> 
> Weston decides the initial window position by random. Other compositors
> use other algorithms.
> 
> If your target environment is not a desktop, then the design could be
> different.
> 
> Why do you want your client to position the window specifically by
> coordinates?
> 
> How is it possible that your client can even pick sensible coordinates?
> 
> Why do you want your app to pick the initial position instead of the
> window manager?
> 
> 
> Thanks,
> pq
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