Qt Creator is a cross-platform integrated development environment (IDE) using the Qt Framework. Questions about how to use the tool to develop your applications, installation issues.

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Command to use guake under qt creator

I want to change default terminal in QT Creator from xterm to guake. I tried some stuff like usr/bin/guake -e and usr/bin/guake -e -n --show etc but it does not work. I will appreciateany sort of help ...
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132 views

QT Creator missing help files?

I have downloaded the offline installer for Qt 5.5.1 for Linux 64-bit. Whenever QT Creator starts, an error message appears saying that the Help cannot be loaded. ...
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1answer
44 views

QtCreator how to install “Uncrustify” C++ Beautifer?

QtCreator (3.0.1, Ubuntu 14.04 LTS) allows the installation of C++ code Beautifier "Uncrustify", for reformatting existing code. This all looks simple from instructions ...
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2answers
706 views

Error connecting Qt Creator to Raspberry Pi using ssh

I have generated an image for the Raspberry Pi board using buildroot 2014.11, but while connecting Qt Creator via ssh to Raspberry Pi board it shows the following error: Connecting to host… SSH ...
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1answer
70 views

Ubuntu Qt 5.5.1: error Cannot find -lGL

I have developed an GUI application on Qt 5.3.1. I am using Qt Creator 3.1.2 (based on Qt 5.3.1) to build my GUI application and am able to build and deploy my application successfully. I wanted to ...
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2answers
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Where (directory) to install Qt?

I am mainly a Windows user, but need to install Qt/QtC for testing purposes under Ubuntu 14. After downloading the installer (as described here: https://wiki.qt.io/Install_Qt_5_on_Ubuntu ) it wants ...
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Use Program made in qt to run on linux instead of windows

I have a program that is distributed for both Windows and Mac. Earlier I found out that it is made using qt creator. Is it possible to somehow use qt to make the program run on linux without using ...
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1answer
38 views

Application (Qt Creator) is unresponsive on launch, even after reinstalling

When I try to open Qt Creator, it loads fine but after a couple of seconds, the application window becomes unresponsive and turns gray. I can move the window around, but cannot interact with it. It ...
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1answer
23 views

launch Qt Creator without Ubuntu SDK add-ons

I want to launch Qt Creator without the additional Ubuntu SDK features. Sometimes I need them and sometimes I don't. Is this possible without uninstalling the SDK? If it is not how can you also ...
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0answers
21 views

QtCreator scrolling bug

I've already asked on the Qt forum, but apparently Ubuntu users aren't there. Steps to reproduce: Place the cursor somewhere. Scroll down with a mouse wheel so the cursor is not in sight any more. ...
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3answers
6k views

Debug Qt application on ubuntu with root permission using qt creator

It is possible to run my application with root priviliges using sudo, like this: sudo ./MyApp Is it possible to debug my Qt application using root priviliges using QtCreator? How can I do this on ...
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2answers
183 views

AppMenu of Qt Creator in GNOME Flashback

I use GNOME Flashback (Metacity) in my Ubuntu 14.04 LTS installation because of performance (it's running in VirtualBox). In this mode, the menu bar of an application is usually placed below its title ...
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Qt Creator 3.5.1 running slowly in Ubuntu 14.04

I recently installed Qt Creator 3.5.1 on Ubuntu 14.04 LTS and it freezes for several seconds every once and a while (e.g., while editing text). Is this a known problem? How can I go about debugging ...
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3answers
642 views

using ubuntu-sdk to create app with problems

I upgraded my ubuntu 14.04 to 14.10 to use the latest ubuntu-sdk. But When I created a simple UI project there is just a red wave line under the "import Ubuntu.Components.1.1". So I moved my mouse to ...
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35 views

Using qt debug symbols from ppa in qtCreator

How to make use of debug symbols in qtCreator, that are installed using ppa? I use Stephan Binner "Qt 5.5.1 for /opt Trusty" packages, including packages with -dbg postfix. Running command: ...
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Ubuntu SDK Project

I want to program a WLAN Scanner for my UBUNTU-Phone. I have to use C++. Which project do i have to create ? The Program doesnt have to talk to some kind of ports, it just uses a Textfile that i ...
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1answer
45 views

Moto G not listed by Qt Creator / adb after upgrading to 15.10

I developed happily with my Moto G on Ubuntu 15.04 a while ago. I upgraded to 15.10 and now that I tested it again Qt Creator (official 5.5 SDK) doesn't see the device anymore. Developer mode and ...
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1answer
407 views

Where is the Qt Maintenance Tool?

I've installed QtCreator in Kubuntu 15.10 through apt-get and it say my computer doesn't have the required Qt Kit and can be installed through Qt Maintenance Tool. But I don't think I have Qt ...
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2answers
2k views

Qt5 font rendering in Ubuntu 13.04

My fonts in general within QtCreator inside Ubuntu 13.04 looks 'ugly' when compared to how they looked in 12.10. 12.10 still used Qt4, so did something regarding the font rendering in Qt5 and the ...
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2answers
291 views

Numeric pad always enter digits

In KDE there is an option to keep number work as if it is on: . But it does not work in edit area of Qt Creator. How can I solve this problem?
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1answer
194 views

Qt Creator menu bar is missing on Lubuntu 15.10

I've just installed Qt 5.5.1 on Lunbuntu 15.10. The main menu bar of Qt Creator is invisible, but I can click it. How do I fix this?
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How to setup Qt to use blueZ bluetooth stack

I am running btscanner demo in Qt Creator 5.5 but the 'scan' button comes out as disabled perhaps because the bluetooth is not setup right for Qt. I am using Ubuntu 14.04 (virtual machine) and I can ...
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Missing images from Qt Creator examples

I installed in Qt creator (3.0.1 based on Qt 5.2.1) the examples by running sudo apt-get install qtbase5-examples qtbase5-doc-html The examples have been installed, but I can't see any images of ...
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65 views

Ubuntu SDK and shared.h

I'm trying to make some experiments with the Ubuntu SDK and I found a problem with the sample files. If I create a new app, I can compile and run it without problems. If I try to select one of the ...
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1answer
3k views

unable to run make during installation of kernel 3.3.6

desktop:~/Desktop/linux-3.3.6$ make xconfig make[1]: Warning: File `scripts/kconfig/.zconf.tab.o.cmd' has modification time 1.7e+04 s in the future CHECK qt * Unable to find the QT4 tool qmake. ...
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Disable openssh password for some application

I am running an application which transfer file to other PC but every time i have to enter ssh login password which i had disabled by generating a key between the two PC. I don't want to enter ...
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2answers
341 views

How to perform Qt installation

I downloaded qt-opensource-linux-x86-5.4.1.run but how to install it on ubuntu 14.04LTS? This is the output which I get: administrator@pc-7:~$ cd /home/administrator/Downloads/FlareGet/Applications ...
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2answers
5k views

Ubuntu Qmake is not an executable

I have the latest versions of qtcreator, qt5-qmake build-essential and g++ installed. In option of Build & Run and choose qmake in /usr/bin/qmake I get this error: The qmake executable ...
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Qt Creator had no menu, but Ubuntu update corrected it

Almost up to now I used Qt Creator in a normal window of my Ubuntu 12.04 2d. But then it opened so that it took up the whole screen and its menu was not visible and also the Launcher showed only by ...
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354 views

(QML) Flickable not working as supposed

So, while building an Ubuntu app I needed to use Flickable for scrolling, so now I have code of the form Page{ ... Flickable { anchors.fill: parent content.height: element1.height + ...
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50 views

Ubuntu SDK not working

I have been using the Ubuntu SDK for some time. I also have a separate QT Creator install (which is faster when developing for other platforms than Ubuntu). Today I tried opening an example project ...
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1answer
34 views

How do you get FakeVim in the Ubuntu SDK to use ~/.vim/plugin/colemak.vim?

I have a custom layout for vim, that remaps the keys to fit my colemak keyboard layout. In the ubuntu SDK, fakevim does not use the custom layout defined in ~/.vim/colemak.vim. How can get fakevim ...
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1answer
90 views

QtQuick Controls for armfh kit Ubuntu SDK (Ubuntu 15.04)

An app that I am working on compiles and runs fine on the desktop but when run from the Aquaris 4.5 Ubuntu SDK keeps throwing messages about QtQuick Controls not found. On checking the path, I found ...
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161 views

Qt Creator: Update “Generic Project” .include file after project creation

I have created a generic project in Qt Creator and it creates four files. One of the files is the ProjectName.includes which gets populated when the project is created. I am trying to find a way to ...
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1answer
165 views

Putting Qt icon on Ubuntu Desktop

How can I put a working Qt5 icon on my Desktop in Ubuntu 14.04? When I try to move it from the Launcher it just jumps back. I can not locate the executable to copy/paste the icon.
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After installing QtCreator, lightdm not turn on xubuntu 14.02

I just simply wrote sudo apt-get install qtcreator in terminal and saw how he removing xserver and some graphical packages in installation process. At the end, he install them again, but after reboot, ...
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1answer
96 views

Qt Creator fails in designer tab

Qt Creator in designer tab displays black frames. At the same time in Konsole I have the following message several times (more than 30 times): QQuickWidget cannot be used as a native child widget. ...
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1answer
51 views

Cannot detect if a MouseArea is over a GridView item

This question is not specific for the Ubuntu platform, but as I am developing an Ubuntu Touch app, I'd like to ask first here. I have a list of UbuntuShapes arranged in a GridView - generated from a ...
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119 views

Have Qt Creator execute gdb command after all libraries are loaded

I would like to setup Qt Creator debugger to ignore all boost files when stepping through my code. Just to test, I added the command: "skip file ...
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0answers
226 views

Qt-Creator freezes my Ubuntu

I am trying to develop apps for Ubuntu mobile, but whenever I try to run the app in an emulator everything freezes and then I have to restart my system. I am using Ubuntu 14.04 LTS and Qt Creator ...
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131 views

Adding qt4 and qt5 to global path

I have downloaded a source code from github. It is using qt and in many files it has the following headers included: #include <QApplication> #include <QApplication> #include ...
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131 views

Unable to use the design button on QT Creator

Just did a clean install of Qt Creator 3.0.1 on Ubuntu 14.04. All my buttons work except the design button. It's completely grayed out and I am unable to click it. It seems to only happen when ...
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2answers
1k views

How to get KDE4 for building a project in Ubuntu 12.04?

There is a command find_package(KDE4 REQUIRED) in the CMakeLists.txt file from the question How to make a project of Krusader. My attempts to build the project in the Qt Creator result in a message ...
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2answers
302 views

How to make an application use local shared library instead of the system one

I have qtcreator installed using the qt online installer. It ships which its own version of qt library. The qt library are also installed in the system directories, but those are older. I have ...
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1answer
250 views

In 15.04, Ubuntu SDK “make” is failing to build and run Ubuntu Core apps for the desktop.

I am getting this error in compile 01:09:30: Starting: "/usr/bin/make" Scanning dependencies of target ubuntu-clock-app.desktop [ 1%] Merging translations into ubuntu-clock-app.desktop... Died at ...
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1answer
221 views

Ubuntu SDK fails to SSH to BQ Ubuntu Phone

I'm using the Ubuntu SDK/QT Creator and trying to deploy an HTML5 application to my Ubuntu Phone. QT Creator can see the device correctly and I can SSH into the phone manually from the command line. ...
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2answers
30k views

PuTTY X11 proxy: wrong authorisation protocol attempted

I am using putty from windows vista to connect to ubuntu server and run my qtcreator using Xming. I am able to log-in into the server, but I am unable to run qtcreator. the following message ...
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1answer
894 views

How to enable Qt Creator 3.2.2 to use GDB?

After installing Qt Creator 3.2.2 from source I tried to run my project with Qt Creator's debugger frontend, but instead of starting to debug I got an error from Qt Creator: The selected build of ...
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1answer
184 views

How to make and application for Ubuntu phone OS in QT creator? [closed]

I want to develop and application for Ubuntu Phone os. How to do this in QT creator? Is it really possible to create an app for ubuntu phone os? or is does the Ubuntu phone apps made in the same way ...
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0answers
189 views

Problem with Qt Creator menu bar

I've just installed Qt Creator and all the options of the main menu bar are invisible, but I can click them. How to fix this? Link to Postimg.org