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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1answer
71 views

Should we be upgrading away from ubuntu.components 0.1?

Should we be upgrading away from ubuntu.components 0.1 in our ubuntu applications? I am working on one of the core apps, and many were unsure as to whether the current library (1.1 I think) offers ...
1
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0answers
17 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
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1answer
104 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 ...
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0answers
31 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: ...
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2answers
53 views

Qt Creator - auto code generation

I have Ubuntu-Sdk IDE and I am doing HTML5 Programming in Qt Creator IDE, it is working absolutely fine, but when i click on Ctrl + Space, Auto Code is not generating, Please let me know what can i do ...
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20 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 ...
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0answers
208 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 ...
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0answers
308 views

How to lock ubuntu device orientation in portrait or landscape from user input?

I am working on a reader app to be used on Ubuntu-Touch. When reading books from the app it would be a helpful feature to lock the orientation in either portrait or landscape. This would be useful ...
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0answers
55 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 ...
2
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0answers
117 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 ...
2
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1answer
60 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 ...
1
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1answer
63 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 ...
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1answer
49 views

Launchpad Qt/C++ and external tools

I'm new to Ubuntu developpement and searching for information regarding building apps through launchpad (using recipes). I have a project of building a Qt5/c++ webkit app and wanted to ask: how to ...
2
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0answers
76 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 ...
1
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1answer
53 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
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1answer
36 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 ...
3
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1answer
39 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 ...
4
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1answer
123 views

Can't Run Ubuntu SDK Apps in Emulator

Ubuntu 14.04.1Qt Creator 3.1.1Ubuntu Touch: Image version 189 & 179 I recently upgraded from 12.04 to 14.04 LTS (with Ubuntu SDK installed, and I did re-enable the ubuntu-sdk repository) and ...
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1answer
178 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 ...
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1answer
20 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": ...
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0answers
65 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 ...
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0answers
15 views

Phonegap plugin development

I'm developing Ubuntu WEB application using Phonegap. From http://docs.phonegap.com/en/2.7.0/guide_plugin-development_index.md.html I can see there is no explanation about plugin development in Ubuntu ...
0
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1answer
37 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 ...
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0answers
60 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 ...
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0answers
27 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
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2answers
79 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 ...
2
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1answer
72 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 ...
3
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0answers
106 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 + ...
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1answer
92 views

Prevent components from becoming transparent on a qml window

Here is the code for a transparent and frameless window in qml: import QtQuick 2.2 import QtQuick.Window 2.1 import Ubuntu.Components 0.1 Window { MouseArea { anchors.fill: parent ...
3
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1answer
107 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 ...
4
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1answer
51 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 ...
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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
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1answer
64 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?
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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?
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1answer
31 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
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1answer
57 views

Get a rid of the header section in a qml app on Ubuntu SDK

It is possible to remove the header section in the MainView of an new qml app? Code: import QtQuick 2.0 import Ubuntu.Components 0.1 import "components" /*! \brief MainView with a Label and ...
3
votes
1answer
139 views

Ubuntu SDK: Provide your application identifier in $APP_ID environment variable

I'm getting familiar with Ubuntu SDK and QML. After creating sample project: 'App with Simple UI', I'm able to run it correctly. But, I'm getting warning: ...
0
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0answers
364 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
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0answers
171 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
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1answer
149 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 ...
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0answers
38 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 ...
1
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1answer
44 views

Pair Programming in Ubuntu SDK?

How do you do collaborative code editing, aka pair programming, in the Ubuntu SDK? I heard you can do this in Vim, and I wonder if the Vim functionality in QtCreator makes this possible.
1
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1answer
156 views

Building HTML cordova app and running directly on physical device

I've just finished to create simple HTML/Cordova application on Ubuntu. It works fine on the desktop. I just want now to build it, copy to real UBUNTU device and run it (Not from SDK). Which files ...
1
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1answer
15 views

What does functional_qml_application_uses_friends mean?

In a review for my click package, I saw the following message: functional_qml_application_uses_friends What does it mean and how do I fix it?
0
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1answer
31 views

How to develop applications for Ubuntu Software Center? [duplicate]

I'm learning python. I have completed first three tutorials recommended by official python page. What are the best steps for me to continue? Should I just continue learning python? Should I start ...
0
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0answers
12 views

Looking for some starter help for Ubuntu package building

So far I have followed and understand the Ubuntu Packaging Guide and have skimmed through the Debian Maintainers Guide a bit. My question comes down to making my package outside of the normal ...
1
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1answer
89 views

Cannot run the Unity 8 openclipart scope example

Following the instructions of this page, I have installed the Ubuntu SDK and downloaded the tutorials source code. The openclipart scope builds correctly, but I have a runtime error: $ ...
2
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1answer
81 views

How can I store the value an user enters in a variable?

How can I store the value an user enters in a variable? For example I have this code TextField {width: 37; height: 19 var id: q1 ...
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0answers
57 views

Use ubuntu-html5-app-launcher, canvas.addEventListener(“mousedown” … Triggered when up the mouse button

I use ubuntu-html5-app-launcher My code: ... ... canvas.removeEventListener("mousedown", newGame, false); canvas.addEventListener("mousedown", onCanvasDown, false); ...
1
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1answer
50 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. ...