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Search found 64 results on 3 pages for 'xlib'.

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• "Correct" way to playback user movement with xlib?

  - by Dasuraga

  I'm trying to figure out a way to make demos for a program I've written with xlib, and I came across this, but, according to the author page: This extension is not intended to support general journaling and playback of user actions. Does anyone know of any functions in xlib that are intended to support playback of user actions? Does it even…

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• Making a window a desktop in XLib/Qt

  - by TomMan

  I am trying to write a simple program to act as my desktop background in Qt, I have made it all work fine apart from making it a Desktop Widget. I have no idea on how to do this, I don't mind using XLib or Qt for doing this, but if anyone has some suggestions I would be very happy.

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• How to get a window's height not including the window decoration using xlib

  - by Kalmi

  I need to get the size of a window not including the window decoration. According to xlib's documentation XGetGeometry should return the "inside size", not including the border. Unfortunately when using compiz or metacity the height returned by XGetGeometry includes the decoration.

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• Using Xlib via JNA to move a window

  - by rob

  I'm using JNA to manipulate application windows on Linux by sending Xlib messages but can't seem to move a window. My original implementation executed wmctrl on the shell to move the windows and that successfully moved the windows. Unfortunately, there's a noticeable amount of overhead associated with calling shell programs from Java, so now…

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• Xlib mouse events and ButtonPressMask

  - by Trilly Campanelino

  I have written a simple program which will report key press and release events for a particular window. In my case, it is mostly the terminal since I invoke the program from the terminal. I am able to get the key press and release events taking place in the terminal window (I have used XSelectInput() with KeyPressMask and KeyReleaseMask on…

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• Correct nvidia+intel graphics setup in 14.04

  - by Espressofa

  Just upgraded to 14.04 to try to fix some other issues. Now, something has gone wrong with my graphics. I have a Thinkpad T530 with Intel and Nvidia graphics cards. $ inxi -SGx System: Host: xyz Kernel: 3.13.0-24-generic x86_64 (64 bit, gcc: 4.8.2) Desktop: N/A Distro: Ubuntu 14.04 trusty Graphics: Card-1: Intel 3rd Gen Core…

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• Ubuntu 11.10 is falling back to Unity 2D. How to get back to Unity 3D?

  - by marcioAlmada

  It happened some minutes ago when I plugged my secondary monitor and my graphical interface simply crashed. So I had to restart my session. Since the crash Ubuntu insists to use Unity2D fall back instead of the default one. I used to plug the secondary monitor everyday when at home and nothing bad happened before. This 2D version…

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• Xlib.h and Xutil.h not found in Eclipse, how can I fix this?

  - by eclipseNoob

  Hi, I'm a newbie to Eclipse IDE for C/C++ development. I just installed MingW and set it up as my system's environment variable. I am trying to make an application that uses the X library but eclipse cant seem to find it. Eclipse works with any other simple standard library functions but it cant find the X library. Please Help! …

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• In Xlib, How can I animate until an event occurs?

  - by Animateur

  Hi, I've been trying to animate in a C program using Xlib and I wanna do something when an event occurs, otherwise I wanna keep animating. Here's an example code snippet of what I am doing currently: while( 1 ) { // If an event occurs, stop and do whatever is needed. // If no event occurs, skip this if statement. if (…

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• Enable compiz on intel core i5 (Nvidia GT330M) based laptop

  - by Eshwar

  Hi, I am trying to enable compiz on my laptop via Desktop Effects but it does not allow it. I modified the xorg.conf file as on the compiz wiki but still no luck. So can someone just tell me how to enable compiz desktop on an Intel i5 based system. This is an Arrandale processor so its got the graphics bit on the processor…

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• How to install OpenCV without nVidia drivers

  - by Subhamoy Sengupta

  I have a laptop with on-board Intel graphics. I have been using OpenCV for years with this machine and I have managed to avoid manual compilation so far. But in Ubuntu 13.10, when I try to install libopencv-dev from the repositories, it brings along libopencv-ocl, which seems to be dependent on nvidia drivers. Letting the…

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• Switching to workspaces view shows buggy blue background

  - by G1i1ch

  When switching to workspaces view everything the background turns blue. Same happens when I switch between multiple windows of the same app too. Happening after having a try with gnome shell out of curiosity. Installed through official repos like normal. Tried it out but switched back, anyone have an idea of why this is…

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• How to get Nvidia graphics working on Sony Z laptop?

  - by projectshave

  I have an older Sony VAIO Z 590 laptop with switchable graphics between Intel and Nvidia GeForce 9300M. It is NOT Optimus. I did a clean install of Ubuntu 12.04. Everything works, but it's using Unity 2D with the Intel drivers. I've tried loading the Nvidia drivers from "Additional Drivers", but it says "this driver is…

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• Fix for: Xlib: extension "XINERAMA" missing on display

  - by obeliksz

  I am using Xming 6.9 with putty trying to run libreoffice remotely. It works well, but an error line appears in the terminal from where I launch it: Xlib: extension "XINERAMA" missing on display "localhost:12.0". Looks like it needs this extension but I can't find the necessary dll file (libXinerama-1.dll) for it as…

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• Top level window on X Window System

  - by La Chamelle

  Hello, i want to print on the screen the informations about Top level windows under Linux. I use the xlib functions. I successfully recurse from the root window to print all the informations about all the element on display. But i need only the Top-Level window. I don't find any good way to filter. From wikipedia :…

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• X11: How do I REALLY grab the mouse pointer?

  - by Drew Hall

  I've implemented a horizontal splitter widget in Xlib. I'm trying to grab the mouse when the user clicks & drags on the splitter bar (so that the user can dynamically move the split & thus resize the windows on either side of the splitter bar). I've used XGrabPointer() after receiving a left click, in hopes…

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• What is the fastest way to display an image in QT on X11 without OpenGL?

  - by msh

  I need to display a raw image in a QT widget. I'm running X11 on a framebuffer, so OpenGL is not available. Both the image and the framebuffer are in the same format - RGB565, but I can change it to any other format if needed. I don't need blending or scaling. I just need to display pixels as is. I'm using…

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• How would you build a "pixel perfect" GUI on Linux?

  - by splicer

  I'd like build a GUI where every single pixel is under my control (i.e. not using the standard widgets that something like GTK+ provides). Renoise is a good example of what I'm looking to produce. Is getting down to the Xlib or XCB level the best way to go, or is it possible to achieve this with higher level…

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• Xlib: extension "GLX" missing on display ":0". Asus k53s

  - by Steve

  I had everything working fine, I use a number of openGL graphics software, example pymol, mgltools, vmd, ballview, rasmol etc. All of these give the error: Xlib: extension "GLX" missing on display ":0". and fail to initialize. I have an i7 asus k53s with nvidia gforce I need these to do my work. I…

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• how can I get _NET_WORKAREA for seperate monitors

  - by Chris Camacho

  using gdk_screen_get_monitor_geometry (xrandr) I can get the resolutions for separate monitors (for example when there are 2 monitors used as a single screen like nvidias twinview) However _NET_WORKAREA seems to give one giant area even if the resolution of the other monitor is smaller. (a panel at the…

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• Displaying Video4Linux frames with LessTif

  - by Dan

  Hi everyone, I have a simple test application (in C) that grabs mmaped frames from my v4l device. And now, I'd like to display these frames within a tiny LessTif application (like gnome cheese, but only displaying the frames - nothing else). Do you have an idea how to implement such a LessTif program? …

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• Fatal IO error 0 (Success) on X server

  - by Ori Pessach

  What does the error "Fatal IO error 0 (Success) on X server" mean? The error is produced when an X client tries to call XvCreateImage(), and it results in the client terminating. X.0.log shows the following version information: X.Org X Server 1.6.4 Release Date: 2009-9-27 X Protocol Version 11,…

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• X11, how to detect I’m the last window/application on the display

  - by ts

  I have an x11 display with a windowmanager (sadly not a specific one, could be twm, dtwm, mwm, metacity …) , myApp and other applications with windows. I want to close the display if the other applications are closed and myApp is the only one with windows on the display. I do know the windows of…

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• How to fix "Xlib: extension "RECORD" missing on display :1" in vnc session?

  - by Manish Sapariya

  I am running a JNativeHook capture program on Ubuntu. When I run the session on default X session things are working fine. However when I run the same program from vnc session, it fails with "Xlib: extension "RECORD" missing on display". I checked that this extension is loaded in X which is…

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• My nVidia GeForce 8600M GT card stopped working: "extension GLX missing on display 0:0"

  - by Wolter Hellmund

  So I turned on my computer and log into my gnome-shell session to find that the shell is gone, and there is instead a very thick panel with a vertically repeated pattern of the gradient the Unity panel displays. I ran some tests and found out that my graphic acceleration was failing. I have…

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