Re: Run a GTK application without desktop environment

["Jasper St. Pierre" <jstpierre mecheye net>]

I highly recommend against this. A window manager should be around to
manage windows, since a lot of functionality to applications is
provided by the WM. Having it missing could cause strange bugs.

Please just use a lightweight window manager like Matchbox or metacity.

On Thu, Mar 17, 2016 at 9:33 PM, Göran Hasse <gorhas raditex nu> wrote:
> This is quite simple.
>
> You have to send in the geometry to the GTK application so that is self
> can decide its geometry.
>
> You don't need any window manager.
>
> I run a lot of FreeBSD computers this way.
>
> In rc.local you run something like
>
> -------------------------------
> #!/usr/local/bin/bash
>
> /usr/sbin/ntpdate -s 0.ubuntu.pool.ntp.org
>
> DISPLAY=:0.0
> export DISPLAY
>
> /usr/local/bin/X -ac &
>
> # Let the x-server have time to start
> sleep 20
>
> # Connect from any IP
> /usr/local/bin/xhost + &
>
> # Remove the cursor from the screen, turn off screensaver
> /usr/local/bin/unclutter -root -idle 1 &
> /usr/local/bin/xset -dpms &
> /usr/local/bin/xset s off &
>
> # set background
> # https://en.wikipedia.org/wiki/X11_color_names
> /usr/local/bin/xsetroot -solid Grey &
>
> # show local time
> TZ=CEST
> export TZ
>
> # Startscript for infotable at LEV
> DISPLAY=192.168.37.88:0.0 ./draw-text -x 0 -y 0 -X 896 -Y 307 -g logo -L "" -f 100 &
> ...
>
> ----------------------------------------------------
>
> Note that the gtk-widget have to "resize" itself. So you must program it to
> read its own "geometry". x , y , X  Y (and some other stuff).
>
> /gh
>
> Den 2016-03-18 kl. 01:30, skrev Anatol Pomozov:
> > Hi
> >
> > I am trying to implement a simple Kiosk-like web application. The
> > application will run fullscreen all the time and show web pages. I my
> > case it will be project's build status. I want to use a simple
> > computer like a RaspberryPi. And I want to avoid starting heavy
> > environments like KDE or Gnome.
> >
> > Is there any good example/tutorial on this topic?
> >
> > In fact I already have a simple GTK application that uses WebKit
> > engine. I can run it both in Gnome and without it by using xinit. I
> > have a few questions about it:
> >
> > - gtk_window_fullscreen() works fine with Gnome but with xinit it does
> > not expand the window. Does it mean that fullscreen is actually a DE
> > feature? What is the best way to make fullscreen app in XWindow? Right
> > now I use gdk_screen_get_width/height and then set default size.
> >
> > - If I run webkit in XWindows it shows pages with horrible fonts. How
> > to make the browser fonts similar to what I see in my Gnome desktop?
> > Where to start reading about font handling in the modern Linux
> > graphical stack?
> >
> > - It looks like Kodi player at RaspberryPi does not not use xinit at
> > all. It looks like RaspberryPi has a direct framebuffer feature. Is it
> > possible to do it with my webkit-centric application? I can't find any
> > details on this topic.
> >
> > Did anybody make something similar? I would love to hear the
> > experience in making DE-less applications.
> > _______________________________________________
> > gtk-list mailing list
> > gtk-list gnome org
> > https://mail.gnome.org/mailman/listinfo/gtk-list
>
> --
> Göran Hasse
> Raditex Control AB
> http://www.rscada.se
> OrgNr: 556611-8773
> email: gorhas raditex nu
> tel: 019-450105
> mob: 070-5530148
> _______________________________________________
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-- 
  Jasper