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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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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1answer
27 views

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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2answers
72 views

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
42 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
78 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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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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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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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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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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138 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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38 views

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
46 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
441 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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1answer
202 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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106 views

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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58 views

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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35 views

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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1answer
70 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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2answers
353 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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79 views

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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51 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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168 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
91 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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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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169 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
97 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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122 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
230 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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133 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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133 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
308 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
253 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
909 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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190 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
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2answers
677 views

QML app with C++ plugin (cmake) adding resource file

How to add qrc file to "QML app with C++ plugin (cmake)" project ? I can't find a working instruction. I found only one thing, add this to CMakeLists.txt: qt5_add_resources(RESOURCES ...
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1answer
260 views

Blank Devices page in Ubuntu SDK IDE (Qt Creator)

I've installed Ubuntu SDK as per this guide, but now I want to add an Ubuntu Touch emulator, however the Devices page in the IDE is blank, see screen capture: I am using Ubuntu 14.04 LTS What am I ...
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0answers
230 views

How can I get menu items in a Qt Quick application?

I'm using Qt Creator 3.1.1 on Ubuntu 14.10 (the version installed when you install Ubuntu SDK - the two seem to be the same application). I'm running the default Unity 7 desktop. When I create a new ...
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1answer
222 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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149 views

ubuntu-sdk showing blank spaces where icons should be

When I launch Ubuntu-SDK in Ubuntu 14.10 (64-bit) every Qt Creator aspect works normally except all the content that was specifically added by canonical. This is especially annoying in the 'Welcome' ...
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1answer
88 views

Problems in qt creator

I have written code in the qt creator on a pc running ubuntu. After this when I tried to run the same code on another pc using ubuntu, it's not working. The errors are: MainWindow: no such file or ...
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96 views

Qt Creator's window is a background picture

When I open Qt Creator on Ubuntu 14.04 the main window captures background and shows it as its own window. I have to change to other tabs to get its own background.
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13 views

Create Ubuntu installer for Qt project [duplicate]

I'd like to distribute one of my Qt projects in an installer on Ubuntu but I have no idea about how to do that at all. Say, I have a very simple Qt application just showing "Hello World" on a main ...
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2answers
251 views

QT Creator wants me to remove many programs before I can install it via Ubuntu Software Center

I've just upgraded my Ubuntu-gnome version from 14.04 to 14.04.02 and somehow I lost my QT Creator software which I commonly use to do my coding. I decided to install it again. When I tried to ...
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1answer
240 views

Problem in QT Quick Test for QML application

I have a problem in QT Quick Test for QML application, when I add import in my file.qml like: import QtQuick 2.3 import QtTest 1.0 import ValueField 1.0 <--- import "../myFile.qml" <--- ...
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24 views

Ubuntu-sdk-QTcreator not starting

A week ago the Ubuntu sdk worked fine for me.However today I tired to start it,it loaded the welcome popup and just crashed.I have tried reinstalling and purging it. I have also tried to load it in ...
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1answer
228 views

No option for C++ in Qt Creator (for project)

I've installed the Qt 5.4.0 for Linux 64-bit (542 MB) on gnome ubuntu 14.04, When I started new project, I couldn't find the "Qt C++ Application" tab. There is option for C,QT,BLACKBERY....... But no ...