QML

Daniel Smith

Qt 5.12 LTS – The road to faster QML application startup

Published Friday January 11th, 2019 | 10 Comments on Qt 5.12 LTS – The road to faster QML application startup
Posted in Dev Loop, Embedded, Performance, Qt Quick 2, Qt Quick 2.0 | Tags: , , , , , , ,

The Qt Company has been running benchmarks like QMLBench for a long time that assist us knowing when a change creates a performance regression, but it’s also important to see how Qt performs at a higher level, allowing components to interact in ways that granular tests like QMLBench can’t show. In this blog post, we’ll […]

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Jesús Fernández

Playing with coroutines and QML

Published Tuesday May 29th, 2018 | 6 Comments on Playing with coroutines and QML
Posted in Qt | Tags: ,

** aka Playing with coroutines and Qt (Part II) From 5747a7530206ac410b6bd7c1b8490d7d389ad3a5 JavaScript Generators are supported in QML. This enables to write the Fibonacci example from the previous post using generators and QML. Mandatory example: import QtQuick 2.11 import QtQuick.Window 2.11 import QtQuick.Controls 2.2 Window { property var fibonacci: function* () { yield “0: 0” yield […]

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Lars Knoll

Optimizing the QML compiler pipeline

Published Tuesday May 22nd, 2018 | 5 Comments on Optimizing the QML compiler pipeline
Posted in Biz Circuit & Dev Loop | Tags: , ,

Qt QML is our engine to run and execute QML, the language used to create Qt Quick based user interfaces. Qt QML does not have any dependencies on graphical things, and in addition to the QML language support, it features a Javascript engine that is compliant with ECMAScript 5.1. As the foundation for our Qt […]

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Ari Salmi at SnowGrains

Qt Cloud Messaging API Available for Embedded Systems

Published Tuesday January 2nd, 2018 | 6 Comments on Qt Cloud Messaging API Available for Embedded Systems
Posted in Cloud, cross-platform, Dev Loop, Embedded | Tags: , , , , ,

Challenges with cloud messaging for embedded devices has inspired the Kaltiot & SnowGrains teams to create a cross-platform Qt API which enables easy push messaging from and to embedded devices. The API is called the Qt Cloud Messaging API and it is built with flexibility and extensibility in mind. We have decided to target other Qt areas, too, and make the API easily extensible […]

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Thomas Hartmann

Qt Quick Designer – The Coffee Machine

Published Wednesday July 5th, 2017 | 13 Comments on Qt Quick Designer – The Coffee Machine
Posted in Biz Circuit & Dev Loop, Dev Loop, QtCreator | Tags: , , , ,

With Qt Creator 4.3 released a month ago, coming with cool new features for Qt Quick Designer, we decided it is time to create an example that shows the complete intended workflow for Qt Quick Designer and establishes good practices. We implemented the UI of a Coffee Machine following the reference design of a professional […]

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Thomas Hartmann

Qt Quick Designer in Qt Creator 4.3

Published Wednesday May 24th, 2017 | 1 Comment on Qt Quick Designer in Qt Creator 4.3
Posted in Declarative UI, Qt Quick, Qt Quick 2, Qt Quick 2.0, Qt Quick Controls, QtCreator, Styles | Tags: , , ,

For Qt Creator 4.3 we added many new features to the Qt Quick Designer. Integrated text editor The most obvious addition is an integrated text editor in the Design mode that also allows editing the QML code side by side with the form editor as a preview. Besides being able to edit QML code while […]

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Tero Kojo

Ableton Push – Qt in music making

Published Tuesday December 15th, 2015 | 5 Comments on Ableton Push – Qt in music making
Posted in Community, Dev Loop | Tags: , , ,

Berlin-based music company Ableton recently released the new Push, a digital instrument to create and perform music. It is a really impressive tool, take a look: As the Push UI is built with Qt, we had a chance to ask Stephen Kelly, Benjamin Jefferys and Nikolai Wuttke – developers at Ableton – about how it was […]

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Testing QtQuick 2 (Qt 5) on your n9/n950

Published Monday November 21st, 2011 | 5 Comments on Testing QtQuick 2 (Qt 5) on your n9/n950
Posted in Embedded, Lighthouse, Maemo, MeeGo, Multimedia, OpenGL, Qt, Qt Quick | Tags: , ,

QtQuick 2 promises superior performance, a new particle system and a host of new possibilities: http://doc.qt.nokia.com/qt5/qtquick2-whatsnew.html It is also quite ripe for testing if you are into that kind of thing. This is my personally recommended approach to testing QtQuick 2 on your n9(50) at this point in time and I have to stress that […]

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Qt Creator editor news

Published Wednesday September 28th, 2011 | 18 Comments on Qt Creator editor news
Posted in C++, Qt Quick, QtCreator | Tags: , , ,

While Qt Creator 2.3.0 was only released recently, we’ve already been busy working on new features and bug fixes in the master branch for some time now. There have been a few interesting developments in the C++ and QML/JS editors that I’d like to share with you. C++ We’re currently prototyping what would happen if […]

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