Qt is an application framework originally created by Trolltech and currently managed by Digia. The KDE desktop uses the Qt framework for its applications.
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3answers
37 views
How to open a crontab file in c++
I am working on a QT application which makes the usage of crontab easier with GUI. But I am facing the trouble of including the jobs in the crontab file from my application .
So how do i open a ...
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votes
1answer
45 views
Missing libqt3-mt in 13.04
I have an application that requires the libqt3-mt package, in particular it's asking for libqt-mt.so.3. It worked OK under Ubuntu 12.04, but I've recently upgraded to 13.04 and the package is missing ...
2
votes
1answer
30 views
i want to open a file in the root directory in my c++ application in write mode.
I have a file in the root directory which I want to open for editing in my QT application. Generally we use "sudo (editor) filepath" to open the file with roots permissions. But i want to achieve ...
2
votes
1answer
23 views
Re-use toolbar code for each tab
I'm creating a music app using QML and it uses around five tabs, each using a toolbar.
The toolbar should look the same, so instead of having the exact same code for each tab, I wanted to re-use the ...
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votes
0answers
11 views
Error: Cannot assign QObject* to QQuickItem*
I'm trying to show a dialog in a tab but it just won't go.
I don't understand why it isn't working. Same kind of dialog in another app I'm writing is showing it. Only difference is that the working ...
0
votes
1answer
44 views
Ubuntu Touch SDK problems
I have installed the Ubuntu touch SDK the way it is advised on the Ubuntu dev website (with sudo apt-get install ubuntu). I'm using Ubuntu 13.04.
The problems/symptoms are the following :
When I ...
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0answers
51 views
Context menu icons in some Qt apps missing
The context (right click) menu icons are missing in some Qt apps like Virtualbox or Skype.
Using:
gsettings set org.gnome.desktop.interface menus-have-icons true
fixes this problem for KDE apps ...
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0answers
84 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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1answer
98 views
How to install Litecoin
I'm trying to install litecoin on my ubuntu 12.04 machine.
I downloaded the Litecoin-Qt from http://litecoin.org/ and extracted it to ~/
Then based on the README, I did the following:
...
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0answers
34 views
Ghost title bar in Qt programs
I'm using Ubuntu 13.04 and I guess ever since I updated it from 12.10 I've been having a problem with qt applications (VLC and K3B, specifically). Sometimes, when I open them, the title bar doesn't ...
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votes
0answers
256 views
Downgrade qt in Ubuntu 13.04
I use Ubuntu 13.04. Does anybody know how to downgrade qt to the version 4.8.2?
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0answers
236 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 ...
2
votes
0answers
98 views
Installation of capybara-webkit ruby gem
I have following errors when I try to install capybara-webkit ruby gem
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.
...
1
vote
0answers
85 views
PySide application lost icons when upgraded to Ubuntu 13.04
I'm developing an application in Python 3 using PySide. I upgraded my system form 12.10 to 13.04 today, and now I no longer have icons in my toolbar. The icons are loaded using QIcon.fromTheme(). Does ...
0
votes
2answers
47 views
Grid view at Ubuntu touch - How to use it?
In article about content views is a part about a Grid view. But I didn't found anywhere how to use it. Do you knew something about it?
Tahnks for answer!
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0answers
30 views
Ubuntu touch design as in example
How can I create a design like for ubuntu touch at this design pageStack contacts example? I'll use it as it is in that exmaple (in a pageStack).
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0answers
69 views
install qtSerialPort library
I want to install qtserialport in precise1-Ubuntu. I got the source directory using git. next I download lib-qt4-dev and qmake. I ran qmake. it works fine.
but, make fails with the following error:
...
1
vote
1answer
23 views
ListView doesn't appear
I'm working at app for ubuntu touch. I have a code with listView in it. But when I run it the page is simply empty (tehre is a title and a tabs switcher). Where is the mistake?
import QtQuick 2.0
...
0
votes
1answer
66 views
Ubuntu touch tools
I'm doing a porting exercise to port an application from Ubuntu to Ubuntu Touch. The application uses gcc 4.1.2, CMake 2.6.4, binutils 2.22.
Q1. What tools are needed for setting up a Ubuntu Touch ...
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votes
1answer
48 views
Unable to install qt-sdk unmet dependencies
I tried to install qt-sdk under ubuntu 12.10 how can I fix this issue?
install log:
apt-get install qt-sdk
Reading package lists... Done
Building dependency tree
Reading state information... ...
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votes
0answers
96 views
How to install Ubuntu One for gnome-shell?
I'd like to install Ubuntu One on my gnome shell installation.
I cannot install control-panel-qt because it changes all my desktop.
How can I do this?
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votes
1answer
56 views
Should I choose KDE or Qt for an Ubuntu application?
I'm writing an application using QML and some C++ code. The main window will be all QML (possibly having a main menu bar provided KXmlGuiWindow), with the backend and some dialogs written in C++. I've ...
5
votes
2answers
340 views
Why is canonical choosing QT over GTK for Unity's next generation?
So much has been written that I'm kinf of confused, but if I'm not mistaken Canonical is building the next generation of Unity for mobile devices with Qt, and in the near future the desktop will also ...
3
votes
1answer
327 views
How can I install Qt 5.x on 12.04 LTS?
If you want to develop with QML 2.0 and Qt5, the base packages don't seem to exist in repository for 12.04. What PPA should I add? Is it a binary installer? a compile the toolkit yourself?
Those ...
0
votes
1answer
139 views
Ubuntu Touch app with c++ core and QML interface. How to create?
How to create Ubuntu Touch application with c++ core? In examples I see only pure QML apps.
1
vote
1answer
34 views
How to install FSME?
I am looking to install FSME in Ubuntu, how can I do that. the official doc looks beyond scope - http://fsme.sourceforge.net/doc/install.html
Not sure what step 4 is telling..any suggestions please. ...
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0answers
41 views
PyQT on Ubuntu Mobile/Tablet
can PyQT be used on the new Tablet Mobile operating system ?
Looking to use PyQT along with native c++ code on a Nexus 7 and Nexus 10
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1answer
179 views
Recent Qt repository
Is there any repository for latest Qt versions (recent version is 5.0.1 while ubuntu has 4.8) ?
PS
I found this PPA but it tagged as [deprecated]!!!, so I'm wondering what if there is official one ...
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votes
1answer
288 views
How to install Qt4 in Ubuntu 12.10
I tried to use Qt5 but I have some problems while making Debian packaging process with Qt5 so I would like to have Qt4 on Ubuntu 12.10. How can I install Qt4.
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vote
0answers
50 views
Make a Debian Package (.deb) from a Qt Project
I did several projects on Qt Creator and I would like to distribute them in an installable format (in this case, Debian Packages). As far as I know, I should organize my source code in a specific way ...
10
votes
3answers
207 views
What is the recommended widget toolkit for Ubuntu desktop?
As I understand it, Qt - C++ and QML - or HTML5 are recommended for writing Ubuntu for Phones applications.
Also, correct me if I'm wrong, but Python is the preferred language for Ubuntu Desktop. ...
2
votes
1answer
40 views
Can I make my QT GUI programs run after completely removing unity desktop?
Can I make my QT GUI programs run after completely removing unity desktop? I am building a desktop environment on QT. How can I run my program without unity.
2
votes
0answers
135 views
QML/Qt Development path verses “Quickly” and Gtk
It seems like recently the path Ubuntu is moving towards is to have code developed with QML and Qt, and that appears to sync with their move to be able to target tablets, phones, TV devices and the ...
1
vote
0answers
34 views
Inner object properties are not shown in Qt Creator in debugging mode
I'm using Qt Creator 2.6.82 on Ubuntu 12.10. I wanted to figure out if some properties are correctly set, but I can't see them.
This is the deepest I can get (I can't even open the QObject node) ...
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votes
0answers
23 views
Ubuntu not loading even from a boot pen drive (purge qt*)
I accidentally ran the command:sudo apt-get purge qt* and entered my root password.
Now, I can´t reboot my 12.10. I have already tried grub recover package, and booting pendrives with 12.10 and 13.04
...
0
votes
1answer
177 views
How to install qt sdk (qt 4.x) by apt-get (the full version)
I`ve installed QtSdk-offline-linux-x86-v1.2.1 on ubuntu 12.10 it has some bugs, crashes all the time
it does not appear in ubuntu software center and would not upgrade to new version by apt-get ...
0
votes
0answers
48 views
QT4 cannot render bitmap fonts in Skype 2.2 on 12.04 (Precise)
I'm Using Skype 2.2 (skype-ubuntu_2.2.0.35-1_amd64.deb) on Ubuntu 12.04 (Precise). I've enabled bitmap fonts for fontconfig (fonts.conf). Gnome applications can use bitmap fonts: if I select a bitmap ...
1
vote
0answers
76 views
IPython qtconsole not launching, Ubuntu 12.04
When I try launch Ipython qtconsole from terminal, I get the following error:
python: /build/buildd/sip4-4.13.2/siplib/siplib.c:7915:
sip_api_can_convert_to_type: Assertion `(((td)->td_flags & ...
3
votes
1answer
2k views
How to use Qt Creator with Python?
I want to use Qt for developing Ubuntu desktop, phone and tablet applications but I don't want to learn a new programming language (C++, JavaScript). Is it possible to write Qt application in Python ...
1
vote
1answer
84 views
How to parse text messages on Ubuntu Touch
Hi I want to be able to parse text messages on Ubuntu Touch for a specific key word. I understand how to do it on Android, but it is looking like this is very different than on Ubuntu Touch.
...
3
votes
0answers
85 views
What is the fundamental GUI library for Ubuntu starting with 12.04?
I have started exploring deeply into doing development for the Ubuntu phone. In the past, and having used stock Ubuntu, I always found that GTK was the standard GUI library. But now, with the phone ...
0
votes
1answer
32 views
How do I add QtDeclarative to the pkg-config list
I installed today the libqt5 and QtQuick development stacks. In trying to also install the hsqml packages for Haskell, hsqml reports that QtDeclarative is not listed in pkg-config. However, I have ...
0
votes
1answer
151 views
How do I install the QtWebKit 3.0 module for Qt Creator?
I'm trying to add a webview to my project, but the module isn't installed. I'm new to qml and qt and I'm not sure how to install the module.
Thanks
3
votes
1answer
77 views
Can I make ReText use a different font type for displaying code?
I'm using ReText 3.1.4 (Lubuntu 12.10) to make notes for myself. I want to know if it's possible to use a different font for displaying text that is marked as code in preview mode:
In the image, ...
1
vote
0answers
49 views
ListView Subtitled delegate, icon size and title word wrapping?
I'm working on an ubuntu mobile app and I have a few questions about customizing a listview.
The listitem may contain an icon, but will have a title and subtitle.
What I'm having trouble with is ...
5
votes
2answers
564 views
QtCreator plugins and templates missing
I just downloaded the Ubuntu phone SDK and QT creator according to the instructions.
When I fire up QTCreator, I get a screen as shown
If I ignore this message and hit continue, there are no ...
1
vote
1answer
106 views
Where can I find a Simple Hello World example for Ubuntu SDK (QT)?
I've been trying to get a simple window with button.
And i have no idea on how to "bind" a button from the QML thing to a C/C++ function for example.
I followed the example from developer.ubuntu.com ...
0
votes
1answer
55 views
How to properly get screen rotation programmatically?
I need to programatically obtain screen rotation. I'm using Qt and the X extension XRandr. I'm trying the following:
Display *dpy;
Window root;
XRRScreenConfiguration *conf;
Rotation rotation;
int ...
2
votes
1answer
500 views
Qt 5.0.1 for Ubuntu
So i've asked before, but the answer was that i should install Ubuntu Phone SDK, which, doesn't seem to be the best way. I've looked on Software Center but it's not there. Downloading though the Qt ...
0
votes
0answers
155 views
Qt 5 can't install ubuntu components
I installed Qt 5 using .run file downloaded from their site, but when I open some of examples which came preinstalled, I see that Ubuntu.Components 0.1 are not installed, and when I execute some of ...
