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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12
votes
1answer
213 views

How do I participate in the Ubuntu App Showdown?

How can I sign up for this event? I was reading this page: http://developer.ubuntu.com/showdown/ . My understanding is that I just need to mention my project to @ubuntuappdev on Twitter, and submit ...
5
votes
1answer
165 views
4
votes
1answer
185 views

Protecting OAuth secrets in App Showdown submissions

I'm participating in the Ubuntu App Showdown and my submission is going to make use of third-party web services that use OAuth to release their protected data to clients. Given that the rules state ...
1
vote
1answer
83 views

Can I participate in showdown contest with friend?

Can I write an application, together with my friend? If I develop application with my friend, can I get T-shirt for me and my friend?
3
votes
1answer
75 views

Can I set a price for my application submission?

When you upload your app for the showcase, can you set a price and still be entered into the competition? (I don't plan to set a price, I'm just curious.)
0
votes
1answer
114 views

some questions related to ubuntu app showdown

I have some questions about ubuntu appshowdown My questions: Can i submit more than one app in the contest and tell me more about this suppose i submit 5 apps out of which one is won then will it ...
3
votes
2answers
83 views

Can I package and include in the ppa the required libraries?

If some needed modules are not in the Ubuntu 12.04 repositories, can I package and include them in the submission ppa for the App Showdown?
4
votes
3answers
259 views

Is there a digital protection system in place to prevent piracy of commercial applications?

How are app(lication)s published through this service protected against piracy? I mean, if they are managed through the package system then it is easy to find out what files are included and repackage ...
3
votes
1answer
956 views

What quickly templates are available

How to get list of official an unofficial quickly templates. I googled it ,but did'nt got any satisfactory result .
2
votes
2answers
109 views

Quickly doesn't push - Intended?

I have setup Quickly with my launchpad Project quickly configure bzr lp:~me/projectname/trunk But when I do save, share or release, no code is pushed to the repository. Is this supposed to happen? ...
0
votes
1answer
161 views

Import “prompts” in quickly (Simple Player tutorial)

I am following this tutorial on quickly. At one point I have to write from quickly import prompts in the file called SimplePlayerWindow.py. But when I do that and run my application, I get the ...
21
votes
2answers
2k views

What is the black header widget in some programs?

In some of the ubuntu programs (ubuntu control panel, system settings), but not e.g. in banshee, the top part of the window contains elements in dark tone (with the Ambience theme). But I cant find a ...
5
votes
2answers
404 views

How do I translate a quickly project?

I am just getting started with using quickly and I have a small project that's starting to take shape. Right now I would like to add a translation to my project. I already noticed that quickly ...
4
votes
1answer
1k views

Is Quickly a Python-only development tool?

I'm looking at the Ubuntu app development tool Quickly. From what I can see only Python is available with this tool. Is this correct or are other languages like Java (and others) also available?
6
votes
1answer
145 views

My Rhythmbox plugin can't meet the Ubuntu Software Center “my-app” requirements

At http://developer.ubuntu.com/publish/my-apps-packages/ the following technical requirements are cited: Technical requirements In order for your application to be distributed in the Software ...
2
votes
1answer
177 views

Access the Ubuntu bug database using launchladlib

I'm trying to write a Python script using launchpadlib that can access the Ubuntu bug database, but I can't find any obvious way to restrict the search to the bugs of a particular project/distro. I ...
1
vote
0answers
121 views

How to install JavaFx? [duplicate]

Possible Duplicate: How to install JavaFx in Ubuntu 12.04? I'm very new to Ubuntu world. I downloaded the JavaFx from here. I got a zip file. I don't know how do I setup a classpath for it. ...
3
votes
2answers
1k views

Problems with simple media player tutorial [duplicate]

Possible Duplicate: Facing problem with “gtk.RESPONSE_OK” in the simple-player quickly tutorial I'm following along with this tutorial, but came to a stopping point where the program has an ...
1
vote
1answer
101 views

How can I search a Drupal site with the new Unity lens?

I'm creating a simple Unity lense for my college site which is based on Drupal, but I don't know how to adapt this command for Drupal API. Please help, it's python. We now create our query url, ...
0
votes
1answer
678 views

How to change the icon for Qt application?

How can I change application icon (launcher icon) for my Qt-application? Now it looks like a question mark and I want to change it.
3
votes
1answer
1k views

how can i make ubuntu software center offer 32-bit packages

I am developing a 3D game/graphics/simulation engine on 64-bit ubuntu 12.04 LTS. The 64-bit version of my application compiles, links and executes just fine. However, I cannot build a 32-bit version ...
2
votes
3answers
2k views

How do I use DFeet?

I've been trying for a half hour to get D-Feet to open a service, any service with the Connect button. I feel I am misunderstanding this application at a basic level. What am I missing?
7
votes
2answers
1k views

What GTK widget is this?

Lately, I've seen the widget below appear in GTK applications. I can't find it in Glade. What is it?
1
vote
1answer
398 views

Desktop file for my python gtk3 app does not load the app

I am creating an GTK3 python application for Ubuntu. At the moment the application installs in the following locations. In /opt/NSTrain folder where NSTrain is the name of my application. The NSTrain ...
2
votes
2answers
1k views

How to distribute python GTK applications?

This is in correlation with the previous question I asked here. My aim is to create and package an application for easy installation in Ubuntu and other debian distributions. I understand that the ...
2
votes
2answers
1k views

When should .mo files be generated?

I am creating a python GTK3 program. I'll like to add translation support. I know how to create a .pot and .po file. However in order to make the application available in multiple languages, I need to ...
13
votes
3answers
2k views

How do I call a dialog for authentication?

I am writing a gui program using wx module in python. In program whenever I am accessing a folder which requires root privilege then it asks password at terminal but I want to display the dialog to ...
12
votes
1answer
297 views

Promoting an app in the Ubuntu Software Center through a ratings and reviews API

As an app author, I would like to promote my app in Ubuntu. One nice way to do it is to encourage users to submit their reviews and ratings to the Software Center. It would be really cool if I could ...
3
votes
2answers
765 views

Taking timely screenshots of particular sites

I have a website where I have to take weekly screen shots of sister sites. I was wondering how this maybe done. I had obtained the code for taking screen shots but have no idea how to open up the ...
0
votes
1answer
251 views

Which programming language to develop software for USC that also runs on other OS? (Windows / OS X)

I have skills in Java and C#. First I had a closer look at Java (Eclipse with Windowbuilder-Plugin). - Swing: But there is no natvie GUI-Support for GTK3 (e.g., HUD seems not to work) Then I looked ...
11
votes
4answers
2k views

Why do most GNOME developers prefer Python over Java for GTK+ programming?

I only know C and Java. And I really don't want to learn another language when I can work with what I already know. I haven't ever written a GTK+ application, but I am planning to start with an ...
3
votes
3answers
1k views

How can I write Ubuntu apps in Java?

I am new to linux. I want to develop apps for Ubuntu desktop and mobile using Java.
14
votes
5answers
9k views

How to run asynchronous tasks in Python GObject Introspection apps

I'm writing a Python + GObject app that needs to read a non-trivial amount of data from disk upon start. The data is read synchronously and it takes about 10 seconds to finish the read operation, ...
1
vote
2answers
2k views

boost 1.48 and default (1.46) on Precise Pangolin12.04

The Precise release of ubuntu has two libboost-dev packages. The default is 1.46, but there is also a 1.48. If I install both, where are the headers and libraries for 1.48 installed? Are the ...
51
votes
1answer
29k views

Should I use PyQt or PySide for a new Qt project?

Recently I've been involved in conversations about creating a Quickly template for a Qt and QtQuick Ubuntu app. The idea is to make it as easy to develop Qt apps from concept to package as it is right ...
2
votes
1answer
324 views

Where are the different app icon sizes submitted through the app developer site used?

When I submit an application through the app developer process in MyApps, I'm asked to submit icons in different sizes: 128px, 64px, 32px, 16px. Where is each of these icon sizes used when my app ...
7
votes
1answer
608 views

How to make Glade load translations from /opt

I've created an application that I'd like to submit through the Ubuntu app developer process. One of the requirements for the process is that when installed, all files go into the ...
7
votes
1answer
622 views

How to embed a GtkAboutDialog's content in a GtkNotebook widget

I'm writing a Python app that is tab-based, and I don't want it to have any additional pop-up dialogs. I'd like to use the Gtk.AboutDialog functionality, but I don't want it to appear as a separate ...
21
votes
3answers
3k views

How to add support for the global menu to a python non-gtk, non-qt app?

I'm looking for good documentation (an example, tutorial, or guide) on how to add global menu support to a non-gtk, non-qt application. (In gtk it works 'magically' for the main menu...). The ...
6
votes
3answers
494 views

How do I integrate an application in the sound menu using python?

I don't necessarily expect a whole tutorial for creating a sound indicator entry here on askubuntu, but I've searched and searched, and I can't seem to find any documentation on creating a sound ...
5
votes
1answer
833 views

How to make a Gtk.ComboBoxText's entry editable in Glade

I'm using Glade to write a PyGI app, and I've come across a problem whereby I've got a Gtk.ComboBoxText with a Gtk.Entry, but I cannot make the entry editable for some reason. I.e. when the UI is ...
9
votes
1answer
656 views

How to highlight buttons in a GTK toolbar

I've written an application using Python and Glade. The app has got a toolbar with a dark background, and each toolbar button has got a custom image (i.e. no stock icons are used). I've noticed that ...
9
votes
1answer
189 views

What is the difference between the release, share and submitubuntu commands in Quickly?

There are 3 different commands in Quickly to release a new version of an app into a PPA release - Posts a release of your project to a PPA on launchpad so that users can install the application on ...
7
votes
2answers
1k views

How to add checkbox or radio buttons to a Unity quicklist?

I have been searching how to make that happen but i can't find it anywhere. I even guessed how to enable/disable the quicklist item, so as how to add function invoked after the item is clicked, but ...
4
votes
1answer
89 views

How to dynamically get name, version and other info from a Python app at runtime

I'm writing an Python app that makes use of a Gtk.AboutDialog. Some of the information shown in the dialog comes from setting properties for bits of info I've just given elsewhere, and I'd like to ...
17
votes
2answers
2k views

How do I add applications to the Messaging Menu?

I would like to have an application appear in the messaging menu that is not installed there by default, is there a way to do that on a per-user basis?
3
votes
1answer
287 views

Where is the pygame template in Quickly?

Same as the title says. When I want to create a new Quickly project, I don't get the pygame template option any longer. ubuntu-application ubuntu-cli ubuntu-flash-game Those 3 are the templates ...
22
votes
3answers
7k views

How do I get started creating an Ubuntu Desktop App?

I want to create an Ubuntu desktop app, specifically to replace Gwibber. I can code in Java, Python and a few other technologies. Adobe Flex would have been an option until Adobe decided to suck some ...
11
votes
1answer
474 views

How do I add a slider to an AppIndicator?

I'm trying to add a slider to an AppIndicator similar to what the Sound Menu has. I've looked trough the code of the Sound Menu and found that I should be using libido-0.1 for that. Here's what I have ...
3
votes
1answer
224 views

Unity lens not included in global search

I'm using the quickly unity lens template here http://developer.ubuntu.com/2012/04/how-to-create-a-wikipedia-unity-lens-for-ubuntu/ It works quite all right, but even though i have set ...