Qt is an application and UI framework. The K Desktop Environment is based on QT.

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Start QT Application on bootup on an Embedded Linux Device (Beaglebone Black)

Below is picture of the display on bootup. Expected display is overwritten by Angstrom screen Expected Display Application is been started as a service. Below is the content of the service file ...
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1answer
263 views

Buildroot OpenGL Capable Backend

I'm trying to configure QT 5 through buildroot and some options are not available with the message requires an OpenGL-capable backend. I'm using buildroot 2013.08-rc1 but the same message comes up ...
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26 views

How to edit Qt4 source and make changes apply

Sorry for noobish question, I have never done this before. Basically, I have a change to be done in /usr/src/qt/src/src/gui/kernel/qclipboard_x11.cpp There is a 10s timeout that causes apps to ...
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29 views

How to access GNOME header in Qt project

I'm working on developing a Qt/C++ application for Linux distros which has a module which deals with icon overlays. I need icon overlays exactly like in svn or dropbox. First I'm starting with GNOME ...
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350 views

Test automation tools for desktop application

Is there any GUI / functionality test automation tools for testing QT3 based GUI applications? I went through LDTP, dogtail, Squish, and Sikuli but all dependent on specific QT versions. Also, ...
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Behavior of ALT in Qt5 applications

I work in Arch Linux 64bit with both English and Hebrew keyboard layouts available, using Alt+Shift to change between them. I recently noticed that when I work in Texmaker, which is a Qt5 ...
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414 views

How to fix link error under CMake for class QX11Info on Mac OS X

I'm trying to build kxstitch, which is designed for Linux, on OS X. I've gotten most of the way there by installing MacPorts, XCode, KDE, etc. and making minor changes to the build file, but am ...
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30 views

Streaming Qt over ssh

I am trying to stream a program over ssh and it doesn't work. It is written in qml and I've already compiled it, but qmlscene doesn't work either (doesn't matter what file). The error I'm getting is ...
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367 views

How do I set default font for all Qt5 applications?

In Qt4, there used to be a tool called qtconfig that allowed you to set the fonts and other stuff. It also picked up the settings from KDE4's control panel. I'm working with Qt5 now (binary ...
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55 views

Is there a QT4 equivalent of gksu, not dependent on KDE libraries?

Is there a QT4 application with the same functionality as sudo to gksu that does not require an entire KDE desktop to be installed?
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84 views

How do I get a Qt app running on MATE to open embedded URLs?

I'm running Linux Mint with the MATE desktop. I'm using Everpad, which is a Python app that uses Qt. When I click on an http URL in the text, nothing happens. I assume this is because Qt doesn't have ...
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Can't drag and drop in Qt Creator

I recently installed the system upgrades for my Ubuntu distro (12.10). Since the upgrades, I can't drag and drop items in Qt Creator. I found a solution that requires editing of xorg.conf. My system ...
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Qt 4 designer, I want more than KPlotWidget

In my Widget box, there is only the KPlotWidget. How could I add a MatplotlibWidget? I am running Ubuntu 14.
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Unable to create gui in Qt creator

Till now I was creating GUI on windows using c++ on visual studio, now I decided to move on linux. So I install Qt creator from here . Now I follow a video tutorial for creating gui application with ...
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39 views

Plasmoid - connect KDE signal with QML UI

I'm working on this small KDE plasmoid and I really like the QtQuick/QML, but now I have this requirement. I need to do an action when a window is shown or closed in KDE. KDE API have signals for ...
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157 views

qtcreator debugger shows <unavailable synchronous data> when trying to view the contents of std::map

I'm running QtCreator 4.8.0 on a Ubuntu 12.04 (64bit) machine. apt-cache policy qtcreator shows: qtcreator: Installed: 2.4.1-0ubuntu2 Candidate: 2.4.1-0ubuntu2 Version table: *** ...
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40 views

Where to get styles for QT4 applications, not dependent on KDE libraries?

I am running some QT4 applications without a GNOME or KDE desktop. KDE-Look.org has many style themes, but they all seem to require KDE libraries. qtconfig contains a very limited selection of QT4 ...
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243 views

Downloading and installing KDE libraries on Kubuntu 12.04

I want to start writing some simple plasmoids. However I am unable to use K-objects in QtCreator or KDevelop. I likely do not have the required libraries / SDK. How do I install it, or if I already ...