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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2
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1answer
190 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 ...
2
votes
1answer
97 views

Is it possible to develop Ubuntu Application using java

I am a Java Developer & want to develop application for Ubuntu. I also visited developer.ubuntu.com site and successfully installed Ubuntu SDK and Editor but it is on Unity code and HTML views. I ...
2
votes
1answer
135 views

Ubuntu Touch how to detect If the application is closed

on ubuntu touch. I run an application in terminal and close the application in the Application scope. The application isn't killed. And no event is caught in QQuickView. How do I detect this close ...
2
votes
1answer
35 views

What does desktop_validates mean?

In a review for my click package, I saw a message containing: desktop_validates What does it mean and how do I fix it?
2
votes
1answer
77 views

In-app paymnt methods

I'm interested in developing for Ubuntu (mostly phones) and I can't seem to find the guidelines on app publishing, will apps only work through the ubuntu software center, or can users download and ...
2
votes
1answer
51 views

Possible to download packaged deb file before final publishing on myapps portal?

first of all sorry if this is a stupid question (or the wrong place to ask said stupid question!), but I've looked all over for an answer and couldn't find one. I've recently submitted my game ...
2
votes
1answer
937 views

How to control gnome-terminal from Python scrypt?

I am developing an application in PyGtk, and would like to launch a gnome-terminal and output commands to it. My user should then be able to modify the command, or maybe ignore using the up arrow ... ...
2
votes
1answer
145 views

Get sensor values Ubuntu Touch

I'm new to Ubuntu applications and I'm trying to make an application for Ubuntu Touch that reads the values from the sensors (Accelerometer, Gyroscope,...) but I don't know where to begin. Which ...
2
votes
1answer
197 views

How to update my Ubuntu Software Center App

Ok so I programmed an app (GibberEng) and submitted it to the app store and it got published and all that. How do I make an update to that app. So that all the 80 people who have downloaded it receive ...
2
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1answer
24 views

How to use Ubuntu App Developer's Key system?

Okay so I made a package and submitted it to Ubuntu App Developer. It does not install any files directly, but does depend on Qt framework. The License Key system Ubuntu provides says it will look for ...
2
votes
1answer
703 views

Convertion of tiff image in Python script - OCR using tesseract

I want to convert a tiff image file to text document. My code perfectly as I expected to convert tiff images with usual font but its not working for french script font . My tiff image file contains ...
2
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1answer
69 views

Will Ubuntu get an asset set to allow Qt applications using GTK style buttons?

Given the recent movement towards Qt as a primary development platform for Ubuntu and the underlying Gnome standard application set: Are there plans to have GTK style buttons available in a simple ...
2
votes
1answer
496 views

(QML) Scroll multiple listviews

Is possible to scroll multiple Listviews together in qml?? this was my attempt: Flickable { id: scoreflick anchors.top: namesrow.bottom anchors.left: ...
2
votes
1answer
457 views

Ubuntu 12.10 - set alternating row colors in gtk3 TreeView

Ubuntu used to have alternating row colors for gtk TreeView widgets. Some applications still do, like Banshee. Alternating row colors would really help my application (written in python 2.7, and using ...
2
votes
1answer
126 views

Access native functions in ubuntu phone

I'm looking at app development for ubuntu phone and it really looks great! But is it possible to access the native functionality of the phone like make a phone call or save a file? The API ...
2
votes
1answer
71 views

Packaging commercial application

I'm developing a project tracking application that I intend to release not far in the future as a commercial (for purchase) app in the software center. I'm just trying to figure out how to best ...
2
votes
1answer
174 views

How to add in-app advertising?

I'd like to code something cool for the ubuntu software center. I'll release my app for free, but I'd like to add some in-app advertising. Is it possible ? how can I do that ? is it hard ? Thanks to ...
2
votes
1answer
173 views

Make Web Pages act like Unity Apps

Is thee a way to make web pages act like apps? What I want to do is to split many Chromium pinned tabs into apps. So, for example, I have 2 gmail accounts, 2 tabs in Chromium, and I want separate ...
2
votes
1answer
175 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 ...
1
vote
1answer
35 views

Compiling and running camera-app with Ubuntu SDK

Got camera-app, revno: 542. Host - 14.04, Ubuntu SDK. Target Desktop getting runtime qml error when trying to run the 'camera' run configuration: ...
1
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1answer
64 views

Ubuntu Touch QML API : PageHeadStyle

I'm looking for some help to use PageHeadStyle components which is available in Ubuntu SDK. If somebody has example, I will be grateful. Thanks.
1
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1answer
246 views

Ubuntu touch. adb devices is not recognizing nexus 4

I am using ubuntu touch in my mobile nexus 4. adb was working perfectly and also adb helped to test some of apps I have created in my mobile. Now I am finding that adb is not working at all (ex: adb ...
1
vote
1answer
73 views

How to publish a jar application to Ubuntu Software Center?

I want to upload a simple desk toy to the Ubuntu Software Center, I've researched and I can't seem to find the answer. Do I need to upload as .jar or .zip or .deb?? My jar file is an executable jar. ...
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vote
1answer
200 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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1answer
104 views

Internationalization of QML application using i18n

Does someone know all the steps needed to have the apps translated in multiple languages? I am using in my QML files i18n.tr() , and such words I need to translate I performed below steps ( ...
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vote
1answer
523 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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vote
1answer
201 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
43 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 ...
1
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1answer
271 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 ...
1
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1answer
255 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 ...
1
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1answer
88 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, ...
1
vote
1answer
43 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 ...
1
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1answer
50 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 ...
1
vote
1answer
323 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 ...
1
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1answer
625 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 ...
1
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1answer
200 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
46 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
282 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). ...
1
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1answer
30 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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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 ...
1
vote
1answer
99 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: ...
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 ...
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vote
1answer
540 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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1answer
117 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 ...
1
vote
1answer
279 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 ...
1
vote
1answer
358 views

Problem with libqt4-dev. Messed up dependencies

I'm running Ubuntu 12.04 and tried to update ubuntu-sdk but today it wasn't possible without adding phablet-team/tools PPA as described here ...
1
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1answer
56 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 ...
1
vote
1answer
230 views

writing note taking app, save and load text with tags from textbuffer written in python and glade

I am writing a note taking app with python and glade. I've been searching the web for the how to save and retrieve textbuffer with tags from simple app made with python and glade. I would like to get ...
1
vote
1answer
390 views

Using Quickly to develop apps for Raspberry Pi?

Can Raspberry Pi apps be developed with Quickly on Ubuntu? I know there isn't Ubuntu for the Pi yet but what I want to do is develop the app on my Ubuntu machine, compile it and copy the deb file to ...
1
vote
1answer
202 views

Unity lens to search for tags

I want to develop a dash lens to search files by tags (the ones that are set through Nautilus). I know on the one hand this program, that does the search: ...