Quick overview of profiling tools QtQuick is often used to create UIs for embedded devices. One SoC that is quite popular at the moment is the i.MX 6 board from Freescale, with its Vivante GC2000 or GC880 3D GPU. Performance on such a device matters, users expect a fluid interaction. With the QML Profiler, Qt […]
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Posts about Qt, for feeds like planetqt and planetkde
Qt Input Method – In Depth
What is an Input Method and what do we need it for? To answer that question, let’s see what Wikipedia says: “An input method (or input method editor, commonly abbreviated IME) is an operating system component or program that allows any data, such as keyboard strokes or mouse movements, to be received as input. In […]
Qt on Android Episode 7 How to access and use Android Java API using JNI in a safe way.
Update: Here you have also the Chinese version, thanks goes to Foruok. In the last two Qt on Android episodes we learned how to use basic JNI on Android and how to use an external IDE to easily manage the Java part. In this episode, it is time to move forward and focus on extending […]
Reducing relocations with Q_STRINGTABLE
Qt is a native library at the heart. As a native (C++) library, it already outperforms most higher-level language libraries when it comes to startup performance. But if you’re using native languages, you usually do so because you need to get the most out of the available hardware and being just fast may not be […]
Qt was first released 20 years ago!
Right from the start, we at KDAB have had lots of fun playing a leading role – and as the Qt experts, we look forward to continuing to contribute to the growing Qt community. As a toast to the next 20 years of fun and success, we are combining the company meeting, this year here […]
iOS video rendering
The multimedia layer in Qt has possibilities for streaming video in QtQuick applications. On iOS there is a limitation: QtMultimedia only supports window-level integration. We decided to fix this.
Qt on Android Episode 6 - How to use Android Studio to extend and debug the Java part of your Qt application
Update: Here you have also the Chinese version, thanks goes to Foruok. In the last Qt on Android episode we learned the basics of JNI on Android in a Qt way. In this episode I’d like to focus on tools that will help us to be more productive when we extend our Qt on Android applications. […]
C++11/C++14 Training Sold Out! New one in May!
KDAB’s popular 3 day Training course: What’s new in C++11/C++14 training has SOLD OUT in April but don’t despair, you can still get up to speed with the new language for better productivity and performance in your project. KDAB’s Thomas McGuire is putting on bonus session just for you: 11th – 13th May, at our […]
The current state of Windows Embedded Compact (WEC) platform support in Qt
by Björn Breitmeyer It has been very quiet around WEC platform support in Qt, and you would have been forgiven for thinking that nothing was happening. But behind the scenes, we have been tackling some pretty hard issues. We just did not blog about the ongoing work….until now. Be assured that the platform is still […]
Qt Developer Days Videos and passing the torch
For the past three years, KDAB has had the honor and pleasure to bring you the European Qt Developer Days Conference in Berlin. Now it’s time to pass the torch and, we’d like to offer you a farewell gift: Watch the videos! Videos from the 2014 Qt Developer Days Europe are now online along with […]