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

0
votes
0answers
20 views

How do I use the “QML Extension Library + Tabbed UI” option in the Ubuntu SDK?

Is there a tutorial for using the Extension Library project type? I haven't touched C++ in a long time, and I'm completely new to QT. I'm not looking for anything complex, just something like ...
0
votes
0answers
16 views

How to add command-lines to PyGTK application to run after executing .deb file?

I've just made a small application written in PyGTK using Quickly. Inside the application there are some functions which needs some other packages to be installed. For example I need "mencoder" to ...
0
votes
0answers
46 views

Why I can't open qml file?

I try to develop a very simple application in QML for ubuntu-touch ! On desktop, when I press the button "add debpt" it's open a form : When I lunch it into a emulator, I have nothing : This is ...
0
votes
0answers
18 views

building problem with boost after upgrading ubuntu

I have a code that i can build and everything was working until I decide to upgrade my version of ubuntu for the 14.04 one. Now I have this kind of error messages : ...
1
vote
1answer
34 views

(QML) What does the “?” do in defining properties?

Popey { working: visible ? 100 } What does that "?" indicate in this example?
2
votes
0answers
30 views

How do I delete files that my app owns from QML?

My app imports files from ContentHub and saves them into ~/.local/share/applications/${myappid}/Pictures/ and I would like to be able to delete them when the user no longer wants them.
0
votes
0answers
27 views

Anybody know how to delete a file from QML without resorting to a C++ plugin?

Anybody know how to delete a file from QML without resorting to a C++ plugin? It should be possible to do in the folder that my app uses for data storage.
0
votes
0answers
13 views

How to export a tomcat project to Ubuntu

I implemented a tomcat project on Mac OS. Then I would like to export the project to Ubuntu 12.04 and deploy it. apache2, tomcat6 and other related packages have been installed to Ubuntu. How can ...
1
vote
0answers
16 views

In the Ubuntu SDK, is there a way to view all global variables in current project?

In the Ubuntu SDK, is there a way to view all global variables in current project? Working on one of the core apps, and I want to figure out if any global variables have been defined for the current ...
3
votes
1answer
73 views

How to detect if GPS sources are enabled using QtPositioning in Ubuntu Touch?

I am using PositionSource to get the latitude and longitude of the user's location from the GPS data provided by Ubuntu Touch. However I need to detect if GPS has been enabled by the user. On reading ...
1
vote
0answers
24 views

Installation of Meanings failed on Nexus 4

I'm doing a simple test with the tutorial app 'Meanings'. It's running fine in the emulator but fails if I try to install the 'click' package on the physical device. Executing: ...
2
votes
0answers
99 views

How does one run QML tests on a Ubuntu Touch Phone?

My application has QML tests using QtTests that I run locally on the desktop via qmltestrunner. I am interested in running these tests on the device to simulate real conditions like the on-screen ...
0
votes
0answers
18 views

(QML) Which components do I want to invoke for notifcations and dialogues on Ubuntu Touch?

Now of course I can make any sort of notification or dialogue I want. However, I want to know what the Ubuntu Style guide recommends for notifications and dialogues. A notifcation could be: Song ...
0
votes
0answers
138 views

Installing Ubuntu touch on Samsung Note 10.1 and sony xperia z ultra

I intend to Install Ubuntu touch on Samsung Note 10.1 and sony xperia z ultra. I have seen few forums and haven't got a clear picture of what is working and what is not. I saw for note 10.1 there is ...
3
votes
1answer
220 views

How to access geolocation information on Ubuntu Touch?

It's strangely hard to find any documentation on accessing geolocation information for Ubuntu Touch specifically and even Qt5 more generally. The Qt Mobility APIs provided this in Qt4, and they seem ...
3
votes
1answer
141 views

How to collapse and expand a ListItem.Standard?

For the app I am developing I would like to have a list with sections that I can collapse or expand. The item in the sections can be clicked and open a DefaultSheet. So, for example in the "Ubuntu UI ...
2
votes
1answer
21 views

How to show the numpad automatically when the textfield is loaded?

I'm making an app with the Ubuntu SDK where a user has to enter a number as fast as possible. I have a textfield in a page, where he has to enter the number: TextField { id: inputQuestion ...
2
votes
1answer
80 views

Ubuntu, gtk 3.10.8, not able to visualize a menubar made by Glade

My problem is that I've drawn a UI with Glade, but the menubar doesn't want to be drawn. Here is the xml, just a sample: please try to check out the properties. It is a very simple menubar but I ...
1
vote
1answer
37 views

How to you get a flickable to do a smooth scroll?

Flickable{ Button{ onClicked: parent.????????? } Or do I have to create a function for this?
2
votes
1answer
31 views

How do you prevent the 2nd page in a PageStack from running?

I may be missing something here but I'm not sure why the code is running before page 2 should be loaded. http://pastebin.ubuntu.com/8068379/ And is there any way to prevent the functions and code ...
2
votes
1answer
40 views

How do you equally space out elements in a Row?

Row{ width: parent.width spacing: ???? Checkbox{} Checkbox{} Checkbox{} Checkbox{} } So just to be clear, the checkboxes should be spaced in such a manner that however wide ...
2
votes
1answer
33 views

Why does the Ubuntu SDK tell me, “do not use comma expression”, and what should I use instead?

So for example: onCurrentlyExpandedChanged: flickable.DragOverBounds, flickable.contentHeight += itemHeight,console.log(itemHeight) The commas will have a yellow underline, and the tooltip will ...
1
vote
1answer
112 views

Why am I getting the error “Cannot assign to non-existent property ”head"?

I'm actually on Trusty, and I want to try new "head" property which comes with API 14.10 of Ubuntu SDK. When I launch qmlscene to test my applicaton, I get this error : Cannot assign to ...
1
vote
3answers
210 views

Will an Livecode Application Developed for Ubuntu Destop work for Ubuntu Mobile?

I was wondering if the any applications developed with Livecode (www.runrev.com) for a Desktop Linux platform would be able to run natively on Ubuntu Mobile devices (tablets). Livecode can generate ...
1
vote
1answer
43 views

Why my application crash on ubuntu-touch?

I want to try to create un application for ubuntu-touch with QML ! I was created a simple application : import QtQuick 2.0 import QtQuick.Controls 1.1 import Ubuntu.Components 0.1 import ...
2
votes
0answers
49 views

Targetting Boost 32-bit While on 64-bit ubuntu?

Well i have libboost-all-dev installed, but i am trying to compile for 32-bit. I can't install libboost-all-dev:i386 either. g++ -lboost_filesystem main.cpp g++ -m32 -lboost_filesystem main.cpp The ...
3
votes
0answers
78 views

(QML) Flickable not working as supposed

So, while building an Ubuntu app I needed to use Flickable for scrolling, so now I have code of the form Page{ ... Flickable { anchors.fill: parent content.height: element1.height + ...
1
vote
1answer
17 views

Why do I get “Value of Key 'Comment' is empty” in my app review?

I uploaded a Ubuntu SDK app for review on https://myapps.developer.ubuntu.com and the review is pending, because there are errors. One is the following: "desktop_validates (iamonair)": { "link": ...
0
votes
0answers
47 views

By mistake I removed Python. Terminal, music player, video player, Software Center etc. are gone

I work on Ubuntu 14.04 to install Python and other packages I entered the following command : sudo apt-get install python python-pip python-pyparsing python-mysqldb gunicorn nginx git-core ipython ...
0
votes
1answer
28 views

Does a virtual whiteboard that offers real time editing exist for ubuntu?

I'd like to give a presentation to several people using skype. Now....the thing is that I want them to look at a document that I previously created and give me real time answers to my questions. Is it ...
0
votes
0answers
34 views

Shared library problem: OpenMesh

I have a Qt app with OpenMesh dependency. I built the OpenMesh library from source: cmake ... make make install It installed to the /usr/local/lib/OpenMesh folder: libOpenMeshCored.a ...
0
votes
0answers
22 views

Packaging using Quickly and Python 3

I have written an application using Quickly with Python 3. I have adjusted everything necessary for running with Python 3, converted headers to #!/usr/bin/python3, fixed helpers.py, etc. But when I ...
0
votes
1answer
61 views

Get rid of orange edge around radio buttons

I am currently working on a GTK+ 3 program and I constantly encounter this rendering mistake. The edges around radio buttons are drawn orange which is especially visible when the window is passive and ...
0
votes
2answers
60 views

Developing NodeJS for Ubuntu Touch:

I'm new here and interested in developing apps for Ubuntu Touch. Already got the developer version running on a tablet model P3110. What I'd like to know is if it's compatible with NodeJS or if it's ...
0
votes
1answer
58 views

Was developing WUBI a difficult endeavour? Why or Why Not? [closed]

The only thing which I know about WUBI, is that it allowed you to install Ubuntu on NTFS. One might think that this was an easy application to develop, as all it was on the surface, was installing ...
9
votes
2answers
629 views

Make sniqt recognize all tray abilities (or create a working indicator in Qt)

There is this old thread of mine: How do I create a working indicator with Qt/C++? where I was suggested to use the QSystemTray library for making a tray icon in Ubuntu for my application. Sniqt is a ...
3
votes
1answer
96 views

Why can't I use the 14.10 development apis?

So I am developing an Ubuntu Touch app and I am running the devel (utopic) channel on my phone, but 14.04 on my PC. I've changed the manifest to use the 14.10 framework, but when I run it on my phone ...
17
votes
2answers
238 views

Can I respond to comments in Software Center as app developer?

Is there anyway to respond to some comments privately on the Ubuntu software center? Some users of my app seem to be having problems but have not filed bug reports or asked questions on the launchpad ...
4
votes
1answer
45 views

Ubuntu Apps Developer Team

I'm writing on behalf of getting answers for a few questions. I have a team and we have to develop apps for Ubuntu Software Centre. I am the team leader and I have two members and we are growing ...
0
votes
0answers
27 views

How to make Unity desktop webapp (not Touch) [duplicate]

I want to make an Ubuntu desktop app that will display my website, kind of like the Amazon app that comes in the default installation. I am not trying to make an app for Ubuntu Touch, nor setting up ...
0
votes
0answers
19 views

Can you develop plugins for Ubuntu's Browser yet?

Can you develop plugins for Ubuntu's Browser yet? Is there a framework available yet?
1
vote
2answers
143 views

How to run an action when clicking on an appindicator

I'm looking at writing a simple app indicator and I need it to update it's information whenever it's clicked on to open the menu. Is there any kind of on_click action thing? Let me rephrase it then: ...
0
votes
1answer
41 views

where is “killer gegls from outer space” source code [closed]

I want to modify the game Killer gegls from outer space. Linux OS Easter egg. only I cant find the source-code. Where is it?
-1
votes
1answer
24 views

How do I uninstall a click package? [duplicate]

As a developer, how do I uninstall a click package for Ubuntu Touch / Ubuntu Phone?
2
votes
1answer
165 views

Custom widgets/controls in application indicators

I want to develop an app for ubuntu, that integrates inside the calendar indicator/menu. It should allow to enter info right from it, and have several controls like input boxes, drop downs, spinners ...
6
votes
2answers
146 views

Is it possible to update the app indicator from code?

I use ruby-libappindicator bindings to manage ubuntu application indicators. I want to indicate if port 3000 is used by any application. Port checking isn't a problem but I also need to update the ...
0
votes
0answers
172 views

permission denied when starting android sdk

I have been developing Android apps on windows but setting up my PC to develop android apps has been very daunting on Ubuntu 14.04. I followed the steps from this tutorial at xda-developers but on ...
3
votes
0answers
114 views

How to create an Ubuntu Touch app with a C++ backend and a QML interface [closed]

I'm looking forward to the release of Ubuntu Touch and thought it would be nice to contribute a small and free app that I'm also using now on my Android phone. The free and open source app for ...
0
votes
1answer
93 views

gtk header files libgtk2.0-dev package paths broken by install directory hierarchy

Ubuntu 14.04 Desktop I installed the gtk 2.0 dev package using apt-get. I see the header files in /usr/include are inside a directory gtk-2.0 (/usr/include/gtk-2.0) instead of the root include ...
0
votes
0answers
34 views

Mir based desktop sharing?

I am asking this because I am developing a pair programming plugin, and would like to know if Mir has any desktop sharing capabilities either planned or already existing. This would be to share built ...