Questions related to the development of QML applications on the Ubuntu environment. QML is a core programming language for Ubuntu & Ubuntu Touch.

learn more… | top users | synonyms

1
vote
0answers
6 views

Ubuntu Touch QML API : PageHeadStyle

I'm looking for some help to use PageHeadStyle components which available in Ubuntu SDK. If somebody has example, I will be grateful. Thanks.
1
vote
2answers
45 views

How does one get the ambient light conditions in Ubuntu Touch?

I am planning to make an app which would switch between Light and Dark theme based on the ambient light conditions. So if it was a dark room, then the app would switch to a dark theme to reduce the ...
1
vote
2answers
105 views

Using Online Accounts to authenticate against my server

In my Ubuntu QML app I'm trying to use online accounts in order to authenticate against my server. I'm a little confused as to how I should go about doing this. Ultimately I want the user to be able ...
0
votes
1answer
29 views

Where to learn qt c++ [on hold]

can some one tell me, where i can learn / find some good tutorials about qt 5.4 c++?? so i can make program's for Ubuntu-Touch I've tied to look at http://wwww.developer.ubuntu.com, at ...
0
votes
0answers
18 views

Can't start application in the Emulator

I created in UBUNTU SDK new project ( QML App with C++ plugin ). I can run it as desktop application, but when I want to start it in the emulator I got following error : ...
0
votes
0answers
12 views

How to add ScrollBar to combobox QML

I hav a combobox with 100 ligne in QML ComboBox{ id: id width: 180 Model : liste() } How to add a scrollBar in this ...
0
votes
0answers
18 views

Where can I find the Ubuntu qml components?

I decided to give Ubuntu-SDK a try but it would not work properly, showing app a weird transparent window most of the time that would not go away or at least get out of the foreground. I could not ...
1
vote
0answers
10 views

Ubuntu's appindicator using QML

Is it possible to create a Unity indicator for my app which is written in QML?
0
votes
0answers
30 views

QML - Tabs - Header layout

the default style of the Tabs is like this: but how to make it look like this? thanks
0
votes
0answers
17 views

QT Quick Test problem [duplicate]

I have a QML file and I want to test the function of this test , in this file I have some import like import ValueField 1.0 , import MyModule 1.0 and I need this imports So when I run the QT Quick ...
-1
votes
1answer
51 views

Problem in QT Quick Test for QML application

I have a problem in QT Quick Test for QML application, when I add import in my file.qml like: import QtQuick 2.3 import QtTest 1.0 import ValueField 1.0 <--- import "../myFile.qml" <--- ...
0
votes
0answers
15 views

Error while installing QML app on ubuntu device using QT creator

I am getting following errors when try to install an application on my Nexus 4 having Latest Ubuntu Touch OS. :-1: error: lint_maintainer_domain: (EMAIL NEEDS HUMAN REVIEW) email domain too long ...
3
votes
2answers
139 views

using ubuntu-sdk to create app with problems

I upgraded my ubuntu 14.04 to 14.10 to use the latest ubuntu-sdk. But When I created a simple UI project there is just a red wave line under the "import Ubuntu.Components.1.1". So I moved my mouse to ...
2
votes
1answer
58 views

Ubuntu SDK: How can I use PyQt for developing Ubuntu Touch apps?

I've heard that it's possible, can you give me some pointers on how to do that?
0
votes
0answers
13 views

Ubuntu sdk filedialog

I have tried to make a video playback application and this is the code I have got so far: import QtQuick 2.0 import QtMultimedia 5.0 import Ubuntu.Components 1.1 import QtQuick.Dialogs 1.0 Video { ...
2
votes
1answer
21 views

How to open an item in a MainView so that it fills the whole window?

I'm writing an application consisting of several pages. One page is a bit special, because it should fill up the whole screen. However, I cannot get rid of the page header, despite the fact that this ...
0
votes
0answers
21 views

Ubuntu SDK - switching to QML design mode crashes application

I'm using the Ubuntu SDK version 'qtcreator-plugin-ubuntu 3.1.1+15.04.20141212.1-0ubuntu1~0utopic1'. When developing an app containing QML code (App with simple UI) I cannot switch to design mode. ...
1
vote
0answers
50 views

How do I bundle a python interpreter in my qml app?

How do I bundle a python interpreter in my qml app? I can not use the system's python interpreter due to the nature of Ubuntu’s new Click Packages, and App-Armour. How do I do this?
0
votes
1answer
124 views

Having trouble linking QML button to C++ class

First time using Ubuntu SDK and QML. I've spent the entire day attempting to figure this out but every solution that i came accross is either outdated or not well documented. I'm trying to figure out ...
2
votes
2answers
86 views

Get unique device ID in QML

I need to get a unique ID for the device. I originally thought I'd use the device's imei, but that doesn't seem to return anything: import QtSystemInfo 5.0 DeviceInfo { id: device } ...
0
votes
1answer
45 views

Ubuntu Touch Qt3D 2.0 crashes on start

I've been trying to develop something in QML3D and while my app is running well on desktop, I can't get it working on my tablet (even thought for example Qt3D cylinder from the software center - ...
3
votes
1answer
1k views

How to create charts in QML?

I'd like to add to my application a page with not only raw figures but also eye friendly charts to display data. Is there a native component or a third-party plugin I could use to create such ...
0
votes
0answers
19 views

Can you use QProcess in a Click Packaged Application?

I am just curious whether this is something AppArmor allows or not? My application works fine on the desktop, but I can't get Standard output or error to even display in my app when I run it from the ...
0
votes
0answers
10 views

What security policy group do I need to give a Click Package to download files?

My app downloads files, ideally to the Music Folder. What security policy groups are needed by app armor to accomplish this?
0
votes
1answer
22 views

Replace secret key placeholder at build time

I'm developing an Ubuntu touch app in QML, and would like to keep an API key reasonably secret (at least I don't want to have to commit it into the VCS). I see that you can define environment ...
0
votes
1answer
56 views

How to save text string in ClipBoard on Ubuntu Touch

As in topic I need to be copy text to ClipBoard but not by pressAndHold in TextField. Is there other way of doing this then via c++ ?
2
votes
1answer
83 views

U1DB problems with apparmor

I'm having problem with u1db and apparmor. The application works fine, but when it is packaged apparmor does not allow the app to save data into $HOME/.local/share/.. so I can't actually save my ...
0
votes
0answers
18 views

Debugging a pyqt5 Oxide(html) App

Based on this: Debugging HTML5 With Ubuntu SDK For a PC pyqt5 qtwebkit app I can use the web inspector with chromium following theese steps: First run in a terminal: export ...
0
votes
0answers
11 views

html select tag in a pyqt5 oxide app

In a pyqt5 app with an HTML GUI, the "select" tag doesn't work, the control is show correctly, but when I click on it, it doesn't do anything. I'm getting this message from python: "Content ...
0
votes
1answer
16 views

How do I add a Device Kit to an existing project

I am writing a QML Ubuntu Application and unfortunately forgot to check the boxes for the different Device Kits when I created the Project. How do I get those Device Kits to show up at the run menu?
0
votes
0answers
19 views

Ubuntu QML App UI problems

I need some help... I am currently building a new QML Ubuntu App and I am struggeling with the UI.. The App sends a request to an external server, gets some JSON back and appends that to a ...
1
vote
1answer
227 views

Read lines from a text file in QML Qt/Quick

I need open a text file and read it's contents line by line and store each lines in a string list in qt quick 2.2. Can every one help me?
1
vote
0answers
22 views

How to force use of “overflow menu” for actions on header bar?

I am using header actions in my Ubuntu SDK app, but I would like to avoid clutter on the header bar. I have noticed that the Android-style "overflow menu" autocreates itself after a certain number of ...
0
votes
0answers
32 views

Use the design function of Qt Creator when developing Ubuntu apps

I would like to start developing Ubuntu apps with Qt Creator and I have a few queries when making a simple qml qt app. Firstly, is it normal qml and javascript? Can I use all normal qml and ...
5
votes
3answers
109 views

How to add some padding between a ListView and its footer?

Consider the following QML snippet: ListView { //... footer: Text { text: "Sample Text" } } This will display the text "Sample Text" directly at the bottom of the ListView. ...
0
votes
1answer
51 views

Why does my QQuick application crash on Ubuntu 14.04?

Basically I have (The Game class just wraps QGuiApplication): int Game::run() { QQuickView * mMainView = new QQuickView; mMainView->setResizeMode(QQuickView::SizeRootObjectToView); ...
2
votes
1answer
61 views

Why XMLHttpRequest send only “server connection established” in readyState attribut?

I try to store the result of JSON webservice into a List view. I create my request in javascript but my readyState value is always 1 and never change. I don't understand what is wrong. This is my ...
1
vote
1answer
52 views

Touch App with QML Extension Library does not run on device or emulator, only desktop

I'm trying to create a QML app with a C++ backend using the Ubuntu SDK (Qt Creator). There is a template called 'App with QML Extension Library' When I run this using the Desktop kit it compiles and ...
6
votes
0answers
98 views

How to change index in OptionSelector immediately (without animation)?

In my app, I use an OptionSelector to choose from a list of bike stations. I also have a map component with placemarkers for each station. When I tap a placemarker, it also changes the OptionSelector ...
0
votes
1answer
23 views

Weird bug in qml and oxyde

I have made an app with this source code: http://pastebin.com/zMwtusZJ However when I try to run the app the webview instead becomes black and does not load the web page. Here is the crash output: ...
4
votes
3answers
728 views

How do you check if a property is undefined in qml?

How do you check if a property is undefined in qml? This is what I am trying to do: Button { id: myButton text: if (text === "undefined"){"default text"} }
2
votes
2answers
357 views

parsing JSON data QML

As in topic, I'm trying to parse this json data in to my QML project link: http://www.rad.io/info/menu/valuesofcategory?category=_genre So I have list of 188 elements but don't know how to get ...
0
votes
1answer
50 views

Ubuntu Touch: How can I debug ubuntu touch apps on the device? [duplicate]

My app works well on desktop but I can't figure out why does it crash on my nexus 7. How can I debug it while it runs on the device?
3
votes
2answers
52 views

Ubuntu SDK: How can I see error logs for my ubuntu touch app?

I've built an ubuntu touch app, it works well on desktop, but when I install it on the device and try to launch, it crashes. Where can I find error logs or any other output that the app can give me to ...
2
votes
1answer
74 views

Ubuntu SDK, Ubuntu touch app: “Error: Error opening shm.”

I am building an app for Ubuntu Touch. It works well on desktop, but when I try to open it on nexus it starts opening a splash screen but immediately crashes. Here's the logs: t_shm() at ...
1
vote
0answers
35 views

Ubuntu QML Alarm not working properly

I've been trying to create a simple app capable of setting system alarm. But although I can see the set alarm at correct time in the event list under my clock indicator (on desktop), it doesn't notify ...
1
vote
1answer
50 views
3
votes
1answer
52 views

how to change to next page when clicked on button

hi guys I'm new in qml programming and i was just wondering how can i switch to an other page when the user clicks on my button. by the way how can i make a new page in the ubuntu sdk so that when ...
19
votes
0answers
464 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 ...
0
votes
0answers
15 views

Ubuntu SDK, Ubuntu Touch: Disable automaticOrientation for one element?

I am building an Ubuntu Touch app. Option "automaticOrientation: true" rotates the whole interface, but I need one element to stay in place and ignore it. Is this possible?