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.

learn more… | top users | synonyms

1
vote
1answer
146 views

GTK+ Custom Accelarator Groups

I have successfully manage to add an accelerator to a menu item with the gtk_widget_add_accelerator() function. What bothers me is how i can add a custom accelerator that widget.With the first ...
1
vote
1answer
100 views

How to keep Text within GTK CellRenderers at center?

Hello I am using GTK3 CellRenderers in my project, but I want to put text within that at Center, how will I do that?
1
vote
0answers
199 views

PyGTK/Quickly Add string to ListStore [closed]

I'm trying to build an application that will prompt the user for a string, and then add that string to a Scrolling Listview object using quickly and PyGTK. I've been following this tutorial: ...
1
vote
0answers
100 views

How can I deploy 32 and 64 bit versions of my application in the Ubuntu's Software Center under a single entry?

I don't know how or don't see the option to have 32-bit and a 64-bit version of my application under the same entry in the Ubuntu's Software Center, and .deb packages cannot contain multiple ...
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. ...
1
vote
0answers
108 views

Indicator-loader displays empty window [closed]

I'm developing an indicator and use indicator-loader for testing. It has been running correctly for some time, but now it just displays an empty window. /usr/lib/libindicator/indicator-loader ...
1
vote
1answer
742 views

PyGTK application example

I'm planing to write my first Ubuntu app. I'm new in Python and looking for good example, an open source app, just to pick the patterns and architecture. Is there any good example? It would be nice ...
1
vote
0answers
390 views

How to use Glades ActionGroup correctly? [closed]

Could someone give me an example how to use Glade's ActionGroup with a Gtk.Builder in a Vala-Application? If I have an ActionGroup with an Action save, and on this action I've set the activate Signal ...
1
vote
3answers
255 views

How to detect if appmenu is active?

Is it possible to check from the application if its menu will be displayed in the window or in the panel (AppMenu)? I can of course check if the environment is Unity, but some people use AppMenu in ...
1
vote
1answer
215 views

Can't get menus to show up in custom indicator

I am trying to get a menu to show in a custom application written in C. I create the GtkMenu, populate it with GtkMenuItem(s) and add it to the indicator, which shows up in the indicator list, but the ...
1
vote
1answer
47 views

How to make a Quickly project standalone?

I have a Quickly project. But now I want it to be independent from Quickly. How can I do it? How can I run it without typing 'quickly run'?
1
vote
1answer
64 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 ...
1
vote
2answers
85 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 ...
0
votes
2answers
233 views

Quickly changes the app version

When I share an app with the command: quickly share The app version is changed in the glade file, in the setup.py file... and upload to the PPA (Then the build will not admit a below version). Can ...
0
votes
2answers
297 views

Launchpad ppa supporting multiple versions of Ubuntu

Is it possible for a launchpad ppa to support multiple Ubuntu versions such as 10.04 and 12.04 when the package itself was built on a 12.04 machine? When trying to add the ppa to a older machine, it ...
0
votes
1answer
2k views

How to connect GTK3 button click events to callbacks

So, I'm developing my 1st app with GTK3 and I don't know how to link my buttons with their respective defs. Can anyone post a tutorial, an example or some docs? Using next things for developing my ...
0
votes
2answers
468 views

How to call Qt or local function from Ubuntu HTML5 App?

I have create a HTML5 App from Ubuntu SDK. It contains a index.html and js directory. Next I add "X" label on the html file like this: <head> ... <style type="text/css"> ...
0
votes
1answer
44 views

Weight of the commentaries in the source code [closed]

When I search for source-code of Linux parts (applications, kernels, ...), I often find commentaries to clarify the code. Now, I know that those commentaries are useful to help a human reading the ...
0
votes
2answers
77 views

I want to use Ubuntu for developing my application - pl help

I am an Mfg Engg Professional with 30 years experience in CNC / CAD / CAM fields. I have stumbled upon an application for time & motion study and using VB.net SQL 2005 Express developed it into a ...
0
votes
1answer
614 views

GTK+ within Python 2 and 3

Can GTK+ with Python create app on Ubuntu OS?
0
votes
2answers
161 views

Are there any tutorials available which would help me learn the concepts of Mobile Development? [closed]

Right now I am working on Asp & C#.net. I am also interested in Mobile App Development and want to start with Ubuntu Mobile development using C#.Net. Are there any tutorials available which would ...
0
votes
3answers
252 views

Can I use quicky to create enterprise applications?

Recently I started using quickly to create Ubuntu applications and I was exploring the possibility of using quickly to create scalable enterprise applications. Can I use quicky to create such ...
0
votes
1answer
480 views

Edit Label is inactive in Glade

I am using quickly to create ubuntu-applications. I am follwing the tutorial presented in the line http://developer.ubuntu.com/get-started/ When I add a toolbutton to the tool bar, I am unable to Edit ...
0
votes
3answers
361 views

Ubuntu Text Ticker (Scrolling text)

Is there any application to display scrolling text on top of all windows in Ubuntu? Something like Tickr, but what I want is an application that can display my own text, something like appname "my ...
0
votes
1answer
58 views

Subscript in Glade

How can I format a text with subscript in Glade? I want to display a text with a formular such as H2O. Thanks
0
votes
1answer
67 views

Is porting a game to Ubuntu fine for the Ubuntu App Showdown?

I created a mobile game for Android and iOS about months ago. I am porting it to Desktop and would like to join the contest with it. Is this OK? My other question: Is it okay to participate now or ...
0
votes
1answer
1k views

Problems starting to use Launchpad

I've been reading the different tutorials that Launchpad directs you to. And they've all helped alot. And seems like the system is a lot simpler and easier to use than Github. But I can't seem to get ...
0
votes
1answer
788 views

ubuntu 13.04 unable to locate package ubuntu after installing ubuntu sdk

Am new to ubuntu and software development but after installing the sdk via the terminal, it say "unable to locate package ubuntu" then "unable to locate package sdk"
0
votes
1answer
116 views

Why do I get an error when trying to use U1db with the Ubuntu SDK?

I want to create an app with the Ubuntu SDK. It requires the creation of a database, so I thought it would be easy to create it with U1db. First I had many issues finding I needed to install the ...
0
votes
1answer
117 views

Programming Linux [closed]

I want to make an application in c#, or in c++ or in what ever programming language even in script language as bash. The application will ask for an answer, e.g. 1+1? and the password will be 2 If ...
0
votes
1answer
1k views

Where can a beginner learn ubuntu game development?

Hi everyone I haven't had Ubuntu for long but I feel it has more potential for game development than Windows 8(DON'T USE IT, IT BLOWS!). On Windows I used XNA, but I wanted to have a development ...
0
votes
1answer
100 views

How do you get http:// to load automatically in a web browser?

i have created a web browser in glade / python and what i'm wanting to do is get HTTP:// to load automatically. Just because at the moment whenever i go to a website i have to type the HTTP:// and if ...
0
votes
1answer
203 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 ...
0
votes
1answer
58 views

How to add command-line arguments support to a Quickly 12.08.1 application?

I've upgraded Quickly to 12.08.1 and it wiped command-line arguments support from bin/project-name along with adding ### DO NOT EDIT THIS FILE ### But I'm using arguments for the quicklist. ...
0
votes
1answer
49 views

What does this string do in a Unity lens?

My question is based on this article. My Wikipedia lens is working well and this article is very nice. But I don't understand, what is this string doing: for article in self.wikipedia_query(search): ...
0
votes
2answers
1k views

How to Create Deb Files [duplicate]

Possible Duplicate: Simplest Debian Packaging Guide? I have a group of BASH scripts, XML files, etc. The scripts require that some programs already be installed. How do I create a *.deb on ...
0
votes
1answer
484 views

How to combine quickly and my python program?

Firstly, I'm not sure if I'm allowed to ask this question. I'll delete it if it's not welcome. I'm after some guidance on how to start programming. Perhaps I need to start somewhere else, but I'm ...
0
votes
3answers
278 views

Quickly App Web application

After I submitted my app for the showdown I would like to know whether it would be possible to make a Webapp out of it. Is it possible with a desktop app created with Quickly/Glade/Python or is it ...
0
votes
1answer
2k views

How can I check if Python´s ConfigParser has a section or not?

How can I check if the ConfigParser mainfile has a section or not, And if it don´t then add a new section to it? I am trying with this code: import ConfigParser config = ...
0
votes
1answer
273 views

Error when importing pynotify

When i add import pynotify and try to run my app i get /usr/lib/python2.7/dist-packages/gobject/constants.py:24: Warning: g_boxed_type_register_static: assertion `g_type_from_name (name) == 0' ...
0
votes
1answer
43 views

how to get dropped files on unitys launcher in my quickly app?

How do I get the file that i've dropped on my programms icon in the launcer in my Quiklcy programm? I already added the mime types in my .desktop file and my programm can accept commandline variables, ...
0
votes
1answer
61 views

How to add Ubuntu App Showdown participation file to a submitted app?

I have create a new app in myapps portal but it is not yet submitted for the review. How can I add the App Showdown participation file before send the app to a reviewer? Or do I need to send the app ...
0
votes
2answers
101 views

Writing to a file

def loadSubredditConfig (self): self.builder.get_object ('cbxR').remove_all () path = os.path.join (xdg.BaseDirectory.xdg_config_home, 'RedThat', 'subreddits') if (os.path.exists (path)): ...
0
votes
1answer
145 views

Quickly Glade Button link to external program [closed]

this is my first post so forgive me for any errors. I am using Quickly to create a program. The problem I am having, is when I create the button, I am unable to set the command I wish to launch on the ...
0
votes
1answer
85 views

Can I submit an application started one year ago to the Ubuntu App Showdown?

I started developing an application one year ago. I published it in SourceForge and it runs in Ubuntu, but I did not send it to the Software Centre. May I send it to the Ubuntu App Showdown contest?
0
votes
2answers
68 views

off-topic: How can I update “Quickly” using a PPA or similar in the Source file? [closed]

I am running an ubuntu derivative that runs a bit behind in the updates. The version I'm running ~$ quickly --version Quickly 11.10 Python interpreter: /usr/bin/python 2.7.2 Python standard ...
0
votes
1answer
159 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 ...
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 ...
0
votes
1answer
249 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 ...
0
votes
1answer
39 views

Dynamic object creation im QML

I am new to QML and would like to understand how object creation works when splitting code over different files (as it feels like a good code practice). I know I can call property of an item within ...