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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0
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1answer
123 views

Simple GUI to display static text informations

I would like to know if there is a way to write or modify a simple program (I don't really care what language it'll use) that can be launched in GUI mode and will display formated text and URL that ...
2
votes
0answers
26 views

Unity Scope to read XMP metadata from local files

I have seen various tutorials on writing Unity Scopes, including the one on developer.ubuntu.com However, they all appear to concentrate on scopes that download data from various web services. I am ...
0
votes
1answer
16 views

How to edit description of a software using Quickly?

By default descriptions of all new Quickly apps are "UNKNOWN" in the debian/control file. Changing that and releasing a new version does not work (It gets reverted). How to edit the descriptions?
1
vote
1answer
36 views

Will pure Java written software be accepted in Ubuntu Software Center [duplicate]

I just came across an article regarding submitting app to Ubuntu Software Center http://developer.ubuntu.com/publish/apps/other-forms-of-submitting-apps/commercial-software-faqs/ I'm currently ...
0
votes
0answers
35 views

Use udevadm to test for printer offline?

I want to test that a printer on a parallel port is available, that sending a file to it will not fail because it is offline, off, cover open, out of paper. My reading of the udevadm manpage suggests ...
6
votes
2answers
290 views

How do I use OAuth from an Ubuntu Touch app?

I'm writing an Ubuntu Touch application in QML. I'd like to integrate with Trello. There are two ways to log into Trello in the API, one of which is OAuth, which I plan on using. What is the best way ...
0
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0answers
33 views

Ubuntu Sdk don't run apps

I have ubuntu 12.04, and i install Ubuntu-sdk following the instructions of the oficial page of ubunut. But when i try to launch the demo app, i get this: Starting ubuntu-html5-app-launcher ...
10
votes
2answers
5k views

How do I start developing applications for Ubuntu on mobile devices?

I've come away a little confused on how to develop mobile apps for Ubuntu. First of all, do developers need the Ubuntu operating system to develop for Ubuntu? Is it possible to develop Ubuntu apps ...
1
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0answers
99 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 ...
1
vote
0answers
44 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 ...
13
votes
4answers
23k 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 ...
2
votes
1answer
92 views

Problem embedding a pylab Figure in a Gtk application using quickly

I am currently trying to build a simple app that includes some pylab figures. I just started to use quickly and I am concerned about some import issues. That is, none of the matplotlib backends will ...
2
votes
1answer
47 views

In the CurrencyConverter Ubuntu SDK QML example where does the index variable come from?

In Ubuntu SDK QML tutorial a simple currency converter is build. The complete QML source code can be found here. When working through the example I found the following snippet somewhat confusing, ...
3
votes
2answers
72 views

How to change the color of *just* the header?

Is there a non-hacky way to change the color of just the header in an app using the Ubuntu SDK? MainView has a headerColor property, but that is used as the first step of gradient. Currently, I'm just ...
7
votes
3answers
133 views

Is there anyway to contact whoever handles commercial apps for the Software Center?

I have some problems with the way my app is published due to a name change. Also, I want to inquire as to if/how my application can be made available for Oneric Ocelot, and when they come out future ...
1
vote
1answer
24 views

How to get help and to help with development of software

I am wanting to get some help with a project, and would love to help others. Maybe be on a developer team even. I have looked at the different Ubuntu sites. What site is the better of the sites? Also ...
16
votes
2answers
5k views

How can I get started with developing apps for Ubuntu Touch? [closed]

I am interested in trying the new Ubuntu for phones OS development. (I am not an Ubuntu developer, I am new to Ubuntu. Impressed by the Ubuntu Touch preview, I got interested in learning how to ...
1
vote
0answers
39 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 ...
0
votes
0answers
48 views

Upgrade boost 1.49.0.1 to 1.54 on Ubuntu 12.10

Had stability issues with 13.10 and problems with secure boot on 12.04 so currently using Ubuntu 12.10. I have used the regular boost installation command from the terminal but because I am on 12.10 ...
0
votes
0answers
15 views

Using Ubuntu Compoments on other systems

I'm working on an music player for touch screens. I would really love to have it looking and working natively on Ubuntu Touch. At the same time I don't want to break compatibility with other systems. ...
0
votes
1answer
84 views

ubuntu sdk html5 applicaitons miss some basic effcts of normal html in web browsers!

I download and install the newest ubuntu sdk (1.097~sdkppa~saucy1~test9) in Ubuntu 13.10. I just create a native app with Ubuntu HTML5 APIs, but find that it miss some basic effects/behaviors of ...
19
votes
17answers
10k views

Is there a Visual Studio style tool/IDE?

I have been developing in the windows space with Visual Studio for a while now with work, but I have also been using Ubuntu for a while and am keen to get into some software development for linux. I ...
2
votes
0answers
53 views

Submitted applications for Ubuntu Desktop [closed]

Are the submitted desktop applications for Ubuntu reviewed and added to the Ubuntu software center anymore? Its been a month that I submitted an application named PLY Visualizer on ...
3
votes
1answer
173 views

How can I merge unversioned MonoDevelop code back into a git repository?

My group partner and I are creating a MySQL database application with a GTK# frontend. Our application consists of a main window with information displayed in multiple tabs. My partner started most of ...
2
votes
2answers
108 views

If I make an HTML5 app with the Ubuntu SDK, will it work on Android?

If I develop an HTML5 app with the Ubuntu SDK, how easy would it be to port that to other mobile platforms, like Android? One of the reasons I would want to use HTML5 would be potentially the easy of ...
0
votes
2answers
63 views

qml file and app.js not found

I am a newbie in ubuntu app development. I am going through the tutorials in developer.ubuntu.com. The thing is when I created a sample ubuntu-htmui project, no .qml file is being created as explained ...
3
votes
2answers
320 views

How can I programatically show/hide my app window with global shortcut key?

I'm writing a Notational Velocity clone for Gnome/Ubuntu using Quickly (PyGI) and I want to allow users to set a global shortcut key that will toggle the visibility of the app window when the app is ...
6
votes
1answer
166 views

How to resolve “release command failed” in quickly app hello-world?

I am new to Ubuntu and new to programming. I watched the video on http://developer.ubuntu.com/get-started/ and the video made it look so easy. I followed all the steps and everything was going good ...
5
votes
1answer
290 views

Is there a standard REST API for DBus communication?

I've found this, but I'm trying not to borrow code for my application. The reasoning is that if you're writing a local HTML5 App, you may want to call some DBus api from javascript(like ubuntuone ...
0
votes
0answers
87 views

Problems with Ubuntu One API and PHP

I have a PHP script that backups my servers and send the files to Ubuntu One. It was working fine until yesterday, but it's not working anymore. I found out there was a problem with the authorization, ...
1
vote
1answer
78 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. ...
1
vote
1answer
165 views

Set Application Icon

I'm building a QML application with the Ubuntu SDK. I've figured out how to add an application icon to the .desktop file, but I'm not sure where to add the window icon itself. I've seen code for ...
4
votes
1answer
24 views

How do I effectively submit a system level concept for Ubuntu tablet for consideration?

The concept is akin to the implementation of swiftkey in BB10 operating system. It would have to interface with all applications so, while it could gain traction as a standalone application, it would ...
0
votes
1answer
30 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 ...
2
votes
2answers
127 views

How to Create Ubuntu Desktop html5 Web Apps

How to Create Ubuntu Desktop html5 Web Apps please help me!!!!
0
votes
1answer
474 views

Get Qt WebKit HTML Content in QML

My application is built with QML (Ubuntu SDK), and I need to get the HTML content from a page loaded with a Qt WebView after the page is loaded. Based on some initial research, it would appear that ...
2
votes
1answer
53 views

How Can I Publish Addons on the Ubuntu Software Center

I have a commercial app, and according to the FAQ on http://developer.ubuntu.com, there is a way for me to publish add-ons as seen with many open source applications such as Thunderbird mail. I am ...
3
votes
1answer
211 views

How can I check download statistics for my application?

My very first application, Easy Stopwatch, was published about a week ago in Ubuntu Software Center. I'm curious how many people already downloaded it. If I check https://myapps.developer.ubuntu.com ...
0
votes
1answer
68 views

When completing the form at myapps.developer.ubuntu.com, should I change the Suggested package name?

I am wanting to upload my application to the Ubuntu software center and noticed that the suggested package name looks like a Windows file path, e.g. c:\myappname Should I/does this need changing? I ...
6
votes
1answer
104 views

How can I submit an App to MyApps that is already in a PPA?

All my applications are already in my PPA in Launchpad. Now I want to submit them to MyApps. But MyApps insists in getting something to upload which makes no sense because everything is already ...
3
votes
0answers
116 views

FreshBooks Online Account

I'm developing an application that connects to FreshBook's API. I can either integrate the account authentication process within my application, or I can develop an Online Account that could be used ...
0
votes
0answers
26 views

MB860 Upgrade to Ubuntu

I saw on your video that you are using Motorola MB860 phone as a desktop computer. Can I install Ubuntu to this type of phone for myself? I would create a kit with this phone and a dock with your OS ...
2
votes
1answer
274 views

Are there any synchronization APIs in Ubuntu Touch yet? (Contacts/Calendar/…)

Just wondering if there are any APIs to read/write Contacts/Calendar/Installed Apps/... yet. I thought about writing an OwnCloud Sync app for the showdown that should be able to synchronize all that ...
7
votes
1answer
203 views

Can SDL work on Ubuntu Touch?

Recently, I've see the Ubuntu Touch video here http://www.youtube.com/watch?feature=player_embedded&v=cpWHJDLsqTU I want to try to port my own game (using SDL and OGRE) from PC to Ubuntu Tablets. ...
1
vote
2answers
228 views

I am getting an error while writing my first app as shown in developer get-started tutorial

I am trying to learn to develop apps in ubuntu and currently i am going through this tutorial. As shown in the video I am writing the below given codes: self.refreshbutton = ...
3
votes
1answer
43 views

What does Version mean in the .desktop file?

While submitting an application to the Ubuntu Touch store, I got the following error message. "desktop_Version (Cliffhanger)": { "text": "'0.3' does not match freedesktop.org version '1.0'" } ...
3
votes
1answer
318 views

Buttons in ubuntu touch toolbar

What is the code to have a toolbar with buttons when programing in QML with the Ubuntu Components Module. I want to make it so that when I swipe a finger from the bottom of the screen the toolbar ...
1
vote
1answer
44 views

Ubuntu phone development, where to start? [closed]

I'm a long time Ubuntu desktop user, but new to the development world. I'd like to start getting myself familiar with Ubuntu Touch and learn how to develop apps for it, however I'm a little bit lost ...
1
vote
2answers
79 views

Why OpenDialog.py don't work on Jotty application

I'm a Python beginner, I installed quickly, I wrote a "quickly tutorial" in terminal and I did all the steps before at: "However, the application is not complete. There are a few things left for you ...
5
votes
2answers
606 views

How do I package my application for the Ubuntu Software Centre?

I'm an old hand at software development, but not so experienced with packaging. I've built one dpkg before, but it wasn't a source package. I'm working on getting an application submitted to the ...