Writing applications for Ubuntu (including Ubuntu Touch) and questions about the application submission process to the Ubuntu Software Center. This covers both open source and commercial applications.

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Deploy app on OpenStack deployed locally on single machine

I have deployed OpenStack using DevStack on single Ubuntu 12.04 machine running all services. I actually have to develop a Private Cloud Document Management System Now, I want to know that how do I ...
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108 views

How to package QML Extension Library + Tabbed Touch UI?

I have followed the method described [here] (https://bugs.launchpad.net/ubuntu/+source/qtcreator/+bug/1215913) for creating QML Extension Library + Tabbed Touch UI project and generate click package. ...
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1answer
484 views

QML PageStack , communication between Pages - return values

I defined PageStack only on master page (a.qml) : import QtQuick 2.0 import Ubuntu.Components 0.1 MainView { width: units.gu(48) height: units.gu(60) PageStack { id: pageStack ...
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212 views

Cannot import directory path to qmlscene

I am trying to import directory in QML as explained, here: http://qt-project.org/doc/qt-5.0/qtqml/qtqml-syntax-directoryimports.html. I have the following ubuntu-app | - extras1 | - extras2 | - ...
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1answer
120 views

Ubuntu Touch date picker HTML5

I'm working on an app for ubuntu touch in html5 but Im wondering what components I should use for a date or time picker. I've asked it a couple of times on IRC but never got an answer greetz ...
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432 views

How to enable Quick Start button in Lenovo S100 ideapad using Ubuntu 12.04

I'm using lenovo s100 ideapad with Ubuntu 12.04 64 bit version. After turnoff the system when I press Quickstart button it not boot and notice: "quickstart is not install on your computer or not ...
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79 views

Implementing Unity Global Menu

I'm working on a desktop (like XFCE) as a private project, and I would like to implement the Unity Global Menu in my desktop using python. I've looked at the Dbusmenu API and even Unity's dbus ...
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1answer
795 views

Get/emulate touch event in Cordova app

I have a HTML5 app, wich I want to port to Ubuntu as a Cordova app with Ubuntu SDK. It use touch events on a canvas and works fine in any browser, but no with Cordova. I bind the events like this: ...
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44 views

Develop apps for Ubuntu touch: Learning by doing [duplicate]

I really want to develop apps for Ubuntu touch. I have set up the Ubunut sdk and i am currently reading tutorials about qml but one will not learn programming by reading books or tutorials so i am ...
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1answer
303 views

Quickly produces an error when installing

I ported an application over to Quickly, replacing all the files as necessary. When I say quickly run the application runs without flaw. However, the problem occurs when I try to package/install it. ...
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1answer
53 views

is there code example or api reference for “convergence”?

I cannot find any code example for writing apps for “convergence”. Does anyone know it where I could find any? Or will anyone give some clue about how to write a convergence app for both phone and ...
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82 views

Recommended way to check/fire alarm in Python (PyGI/PyGTK)

I am learning to develop an application by using Quickly (quickly create ubuntu-application). This application will stay in Application Indicator / Notification Bar and only work when a defined ...
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1answer
329 views

Qt Creator cannot run HTML5 apps on Ubuntu 13.10, is it broken?

When attempting the Ubuntu HTML5 tutorial on the Ubuntu site, I have just created the template app and am attempting to run it. When I run it, I get this error: Starting ubuntu-html5-app-launcher ...
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1answer
296 views

Ubuntu SDK installation error on Ubuntu 13.10

I followed the instructions from http://developer.ubuntu.com/apps/create/get-the-sdk/. But the installation failed with the following message at the end: The following packages have unmet ...
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0answers
33 views

How can I export a .ui file for a pygi window that I build dynamically?

I understand that building things with the MVC mindset is a good thing. I also understand that if you separate code maintenance and UI, that Glade UI files make it easier for non-programming people ...
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1answer
95 views

Ubuntu Touch - Multiple App Windows

I'm learning how to make Ubuntu Touch OS applications, and I looked all over the web for something, but didn't find any satisfying results. This is either because I am the first to ask this question, ...
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110 views

Problems with GTK, developing GUI using Glade

I started working on a project where I need to make a simple interface with C language using GTK, then I need to connect that interface with Linux system. I started working with "Glade" which is an ...
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1answer
34 views

sharing an ubuntu applications

I developed a c++ application depending on a few libraries (qt/boost/R). I would like to share it with a collegue in the easiest way. Our first attempt was simply to copy-paste the compiled binaries ...
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1answer
46 views

Why isn't python featured?

The site says Python is the preferred language for new Ubuntu applications. Yet the sdk overview page features QML and HTML5 and presents apis only in those two languages. Where is the python sdk ...
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21 views

How to add default icon in Qt widget application [duplicate]

I am trying to develop a simple qt app, I would like icon for the toolbar buttons, How can I standard icons for these toolbar buttons, new,open,close etc
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1answer
74 views

gsettings-qt bug?

I have a problem using the gsettings-qt binding: https://launchpad.net/gsettings-qt Now I try to use it in my .qml import QtQuick 2.1 import QtQuick.Controls 1.1 import GSettings 1.0 import ...
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2answers
101 views

Ubuntu Developer Video Tutorial

I am Visual Studio .net developer. I like to check out "Ubuntu Developer Video Tutorials" for programmer and I want to develop application like VB.net Desktop application(Standalone or Web). Is ...
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1answer
420 views

Where is the gtk# widget for windows forms in mono?

Ok, I downloaded mono to program in c#. The installation worked fine and I have mono up and running. The problem is, I can't find the toolbox that contains stuff like: ---- Common controls ...
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1answer
850 views

Extend existing QML Component from C++ plugin

First of all, I would like to say that I'm not very experienced in Qt, but I would like to include a new feature in existing QML WebView component to set a list of header values, included User Agent ...
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1answer
149 views

Making an app for Ubuntu Software Centre [duplicate]

I would love to make apps and publish them on the Ubuntu Software Centre. After following the instructions on the developer centre, I built an app and published it. Now I have realised I have built an ...
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1answer
346 views

How do I install QtTest for the Ubuntu SDK?

When I select "Build -> Ubuntu Touch -> Create Application Package" in the Ubuntu SDK, the build fails with the error "FAIL! : qmltestrunner::tst_hellocomponent::compile() module "QtTest" is not ...
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1answer
182 views

Change the language of an Ubuntu Touch app

In my Ubuntu Touch app I need to be able to change the language of the app without rebooting the app or the device. Is there a way to do it?
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1answer
352 views

Glade, quickly and changing an image with code

I have created the default ubuntu-application template using quickly and I'm trying to work out how to change the displayed image through code. The default image shows an ubuntu logo with the path ...
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1answer
438 views

fakeroot and package building

We have developed a network pub/sub communication suite. It is in use across a number of different applications and domains, most notably on our payloads aboard the International Space Station (ISS). ...
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0answers
162 views

Why is the libindicator reporting all scroll event signals as UP?

I am trying to investigate this bug; the gist is, if you have a Unity application indicator, and you scroll over it, the scroll event is always 'up', even if you scroll down. Here is a sample ...
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1answer
168 views

QML button colors not working

I have followed the steps in here, and the app runs, but I am running into a little problem. The buttons for input and output are nigh invisible, as they use the same grey background color as the ...
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1answer
32 views

Are there any Achievement and Leaderboard services for gamers and game developers?

are there any Achievement and Leaderboard services for Ubuntu like XBOX LIVE? Also would it be open for game developers of any kind?
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0answers
27 views

Ubuntu Education [duplicate]

I'm Vishal Nagda from India. I've basic knowledge of Python & C programming language, and I want to develop Ubuntu applications & also wishes to join Ubuntu Community. So I want to ask you ...
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1answer
52 views

Issue With App In The Software Center

Hey I got my app published in the software center, (Yay!) but now I have a different. problem. When you go to download my app it says its free but but the button says buy where it normally says ...
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1answer
420 views

How to launch application not from console in Ubuntu Touch

I'm developing application with Ubuntu Touch. I use QML and C++ plugin. I can launch the application from console using "qmlscene -I ./imports myApp.qml", but when I add new desktop file, wherein I ...
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1answer
102 views

Common SDK for Ubuntu Touch an “Classic”?

I started to develop Apps for Ubuntu using "quickly". Nice toolset and I love python as Programming language. I have a question regarding development for Mobile Devices and the "Classic" x86 Systems: ...
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69 views

How do I find out how popular an application is?

For me there are two use cases when I am interested in the popularity of a given application or an application version on Ubuntu: There is a choice of several similar applications. Before I install ...
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1answer
634 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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483 views

Store cookies with WebKit (python)

So I was watching the "Create Your First Ubuntu App"-Video from Jono Bacon and got the idea, to create a simple app. That creates a window with a WebView und opens the URL to Google Keep. Everything ...
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1answer
131 views

Qt Quick 2.0 UI Application Not Displaying on Touch Device

I'm trying to run a tiny (very tiny) Qt Quick 2.0 UI application on my Ubuntu Touch device (Galaxy Nexus Phone). Qt Creator successfully pushes to the device (copies via ADB and runs QMLScene) but I'm ...
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1answer
378 views

Create C++ native code without QML

I want to create native C++ code for Ubuntu phone that is NOT QML based. In fact, I want to create native C++ code that: 1) does not use or depend upon Qt 2) uses SDL to bring up a window 3) Get a ...
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244 views

How to create an Ubuntu app using python and Qt4 designer

I recently started developing Ubuntu desktop apps using Quickly. But then I tried out the Qt4 designer and I feel more comfortable with it than Glade designer that Quickly uses. I liked developing ...
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160 views

Deploying to Ubuntu Phone OS

I have set up the development kit using the command line options shown on the Go Mobile site and started QT Creator. Did the first tutorial and wanted to see it on my Ubuntu Phone Tablet but it could ...
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379 views

Not getting output for CurrencyConverter standard app

I am running the Ubuntu 12.04.2 LTS version on my system and have also installed the Ubuntu SDK as instructed in: http://developer.ubuntu.com/get-started/gomobile/#step-get-toolkit Also, I have ...
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1answer
296 views

Developing Ubuntu Phone apps using .NET through Monodevelop [duplicate]

I would like to know whether Ubuntu for Phones support developing apps using .NET (created through MonoDevelop) as we can do it for Ubuntu Desktop. Thanx and Regards Uday Gupta
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1answer
189 views

QT Creator Doesn't Work as Expected While Following Phone OS Tutorial [duplicate]

I've been following the instructions to work with developing mobile apps for the Phone OS you have just made available. However, I'm having significant difficultly with QT Creator following the steps ...
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1answer
57 views

Regarding Installation of ubuntu sdk

I'm very eager in developing mobile apps for ubuntu. I followed the instruction given in the http://developer.ubuntu.com/get-started/gomobile/ website. but i could not install completely. was gving ...
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0answers
56 views

QML Module not found [duplicate]

I am getting QML module not found on this line import Ubuntu.Components 0.1. I have installed the ubuntu-sdk. I have QT creator 2.6.1 installed. Please kindly help or direct me to where I can get ...
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275 views

How can I integrate Mega into Ubuntu? [duplicate]

Possible Duplicate: Is there a Ubuntu version of mega [mega.co.nz] client? Any plugins I can use that might help until Mega makes a client for Ubuntu? I'm running 12.04 so the ...
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1answer
140 views

Can apps created using Quickly for Ubuntu be used in Windows or Mac?

Like the topic or how to develop cross platform application based on html and css with system files dealing? I used to use wxpython, but after several web development projects it scares me. I love ...