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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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
27 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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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
34 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
24 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
26 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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2answers
2k 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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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
54 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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41 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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54 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
130 views

Access appmenu 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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2answers
435 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
74 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
88 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
144 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
23k 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
179 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
121 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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111 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
273 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
133 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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1answer
1k 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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0answers
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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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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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2answers
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Ubuntu 14.04 QtCreator Qt5 examples missing

After upgrading to Ubuntu 14.04 I removed the official qtcreator in order to install the modified version from the software center because I'd like to try the SDK. Fortunately, the docs are now ...
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1answer
37 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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1answer
298 views

ctrl+R shortcut doesnt work anymore

i was following the standard ubuntu touch app (currency converter), i messed things up with the showcase file, then set everything up again from scratch. Only difference being that the Ctrl+R shortcut ...
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2answers
2k views

“No executable specified.” Ubuntu SDK Unity8

Was working last night, but today when I started up again, I could not run unity8 out of QtCreator/UbuntuSDK. After building and running, it just states: "No executable specified." FYI; This is a ...
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3answers
15k views

Where does apt-get install libqt4?

I've been searching for literally hours and I cannot figure out where for the life of me libqt4 is installed by apt-get. I installed: libqt4-dev libqt4-core libqt4-gui libqt4-xml libqt4-opengl ...
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2answers
193 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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3answers
4k views

Missing documentation for Qt5 on Ubuntu 13.04

I use Qt Creator for building applications and recently I decided to upgrade my Ubuntu from 12.10 to 13.04 and upgrade my current project from Qt4 to Qt5. The problem is that the Help section provides ...
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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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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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1answer
134 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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2answers
432 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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1answer
163 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 ...
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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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2answers
1k views

Can I create a proprietary application using Qt?

I am using Qt4 to build an application and for some reason I want to keep it proprietary. Qt4 is released under LGPL, does that force me to release the code to my application. I ask this question ...
0
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1answer
352 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 ...
4
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1answer
1k views

Debugging applications in QTCreator

Every time I go to debug some code in QTCreator, I get this GDB error returning. Current setup: Ubuntu 11.04 QT Creator version: 2.1.0 GDB Version: GNU gdb (Ubuntu/Linaro 7.2-1ubuntu11) 7.2 ...
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1answer
116 views

Is there Qt Creator documentation available in a ubuntu or debian package?

From QtCreator, aka the Ubuntu SDK, I can ordinarily access documentation for classes such as QString and all QObjects, however, I can not access the documentation for classes such as: ...
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0answers
53 views

How to build .deb package with ubuntu-sdk

How can i build a .deb package with ubuntu-sdk? I don't want to publish to the ubuntu software center, only need a .deb package for my Ubuntu-SDK/QT Creator project. Thanks
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0answers
70 views

Ubuntu SDK keeps crashing at random times

Ubuntu SDK keeps crashing at random intervals. I'm running Ubuntu 14.04 with latest version of Ubuntu SDK. Error is: QPainter::setBrush: Painter not active QPainter::drawPath: Painter not active ...
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1answer
151 views

Do I need to install libcurl source package to use it for development?

I am working on a project that I used to use in a Windows environment. I recently migrated to KUbuntu and installed everything I needed (Qt, QtCreator and libcurl). However, after installing libcurl, ...
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1answer
34 views

Replace secret key placeholder at build time

I'm developing an Ubuntu touch app in QML, and would like to keep an API key reasonably secret (at least I don't want to have to commit it into the VCS). I see that you can define environment ...
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1answer
39 views

How do you return a list of the current project folders and files of your current project in QtCreator?

I think Qt must have this, because QtCreator has a list on its sidebar: Ideally I am just looking for a Qt function that will just return this list. Thanks.
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0answers
618 views

How build against qt 5.3.1?

Trying to build qt-creator v3.2.2 from source on Ubuntu 14.10. Fails. Qmake can't find qt5.3.1 $ qmake -r ... Project WARNING: QmlDesigner plugin has been disabled. Project WARNING: This plugin ...
3
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2answers
863 views

Difference between Qt Creator and Ubuntu SDK?

Having downloaded them both when I installed the Ubuntu SDK, I wonder if there is any tangible difference between the two, such as the libraries being employed.