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Questions tagged [xserver]

Questions about the graphical display server of the X Windows System. This is the process managing the desktop. In various remote desktop solutions (VNC, XDMCP), it has a client role from an end-user view, they do not belong here.

A graphical display server compatible with the X Display Protocol, which is a network-transparent windowing system used commonly in the Unix world. Its official reference (and also most commonly used) implementation is X.Org . Alternatives include Quart/X, Cygwin/X or Wayland.

Responsible for communication with

  • X Clients, these are the GUI programs appearing on the display. X clients can connect it over TCP (if remote) or on unix socket (if local).
  • User input devices (keyboard, mouse, touch screen)
  • 2D graphical display
  • possibly with the 3D accelarator

It also has a specific client which manages windows on the display, the window manager. In maintains also a clipboard.

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How do I build a Qt application without an X server requirement on Windows?

I am trying to build a Piet IDE, but I am unable to figure out how to do so without the program giving an error saying cannot connect to x server. It is called PietCreator, and can be found here. The pre-built binary can be found here. Thar binary…
Sean Heiss
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Passing mouse events with XSendEvent

I am trying to use XSendEvent to pass events from one window to the next. More specifically I want all mouse events to be passed, so XFocusEvent, XButtonEvent and I assume the rest should be handled by X. I have been using xev to detect if the…
Corey
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Solaris 11 XOpenDisplay return NULL

I am getting problem while running following program over Solaris 11. The XOpenDisplay function always return NULL. The same program run fine over Solaris 10. #include #include int main(int argc, char** argv) { Display…
Sumeet
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OpenGL / X-Window program hangs during Window creation

I've got a C/C++ app using the GLFW Library on a netbook-like device running Ubuntu 8.10. As far as I understand the source the GLFW lib, it creates its window using calls to the X-Window library. We do not use any desktop on the machine but login…
Arne
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Is it possible to change .Xresources interactively?

What I have in mind is something like: #include $PATH_TO_FILE in .Xresources, so that I could change the value of PATH_TO_FILE and run xrdb -merge
Schiphol
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X session, but only remote

I would like to setup a small computer (Raspberry Pi) running Arch Linux to accept remote X sessions. Doing this usually means setting up Xorg server and running one of the Display Managers. I have done this before, and I will go this route if I…
mikijov
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How to reconnect to a background GUI application after session disconnect?

We have Eclipse setup as our IDE on a central Linux server. Everyone will connect to the server, opens an Eclipse instance, work on it. Eclipse will be run as a background process, showing the GUI to the user. What happens is, sometimes people…
ernesto
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cygwin Xserver losing connection

I am running Xserver on cygwin (on top on Windows 7), and then using xterm to remote to linux via ssh -X, and run remote applications there, like konsole, emacs and others. Initially all works fine, e.g. executing emacs pops up the correctly…
gt6989b
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X authority bypass

I'm trying to write an application that runs as a daemon and monitors running X sessions. Right now I'm struggling to find documentation regarding the X security model. Specifically, I'm attempting to connect to running X displays from my daemon…
Thomi
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Linux & C: Communicating with X server from outside of X?

I'm working on a small server program that takes data received from the network and performs various actions. One of these actions is to open a connection with the X server running on the system and simulate key presses. This is fine when my server…
shanet
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Passing the execution of a program to another window manager

I am currently using Arch Linux and Xmonad, but it doesn't seem to play all that well with my OpenGL projects for my college course. Currently, I am simply switching to another X server running Openbox and doing all my work in there if I know I am…
mkosler
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can I make X-server to notify me only when cursor exactly where I need?

Yep, I made window that I could click through (thanks #gtk+ at irc.gnome.org), now - how to make it hear mouse_over-event? So, what exactly we did: def set_mask(win): size=win.window.get_size() …
scythargon
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Install Driver Cuda

I have to install CUDA for Linux. I downloaded the toolkit, drivers and SDK. But when I try to install the CUDA drivers, I get the following error: ERROR: You appear to be running an X server; please exit X before installing. I use…
Zany
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How to run Cypress in interactive mode in a devcontainer on Windows with Docker Desktop?

I am working on a Windows desktop. I am trying to run Cypress in a devcontainer which runs in my local Docker Desktop. I am using VcXsrv as local X Server to enable the GUI. Actually it works fine with one exception: the watchFileChanges is not…
sebgamby
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How to run connect Display to GUI app running in docker container when docker service is running on remote server

What can we do if my docker service is running on a remote server with no display, and we need to connect the GUI app running in the docker container to the DISPLAY at the local system? In my scenario I have a remote server running docker so can we…
Prateek Raj Gautam
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