The Need for Simple & Modular QR Generation in QML Recently, our designer Nuno Pinheiro needed to generate QR codes for an Android app in QML and started asking around about a simple way to do this. The best existing QML solution was QZXing, a Qt/QML wrapper for the 1D/2D barcode image processing library ZXing. […]
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Posts about Qt, for feeds like planetqt and planetkde
KDSoap 2.2.0 Released
We’re pleased to announce the release of KDSoap version 2.2.0, an update that brings new enhancements to improve both the general build system and client-side functionality. What is KDSoap? KDSoap, a SOAP (“Simple Object Access Protocol“) component rooted in Qt, serves as an essential tool for both client-side and server-side operations. Tailored for C++ programmers […]
Qt 6 WASM: Uploading & Playing Back Audio Files Adapting to the limitations of the web platform and Qt Multimedia
This article walks through an implementation using C++11 or later, Qt 6.5 or later for WebAssembly (multithreaded), and CMake. The browser environment used was Mozilla Firefox 119.0.1 (64-bit) provided by the Mozilla Firefox snap package for Ubuntu. Overview & Motivation Lately, I’ve been working on a small Qt Widgets project to help manage some weekly […]
Introducing KDDockWidgets 2.0 A Leap Forward in Flexibility and Integration
We’re happy to announce KDDockWidgets version 2.0, a major milestone that brings many improvements and architectural enhancements to our powerful docking library. KDDockWidgets is a versatile framework for custom-tailored docking systems in Qt written by KDAB’s Sérgio Martins. For more information about its rich set of features, take a gander at its GitHub repository. What […]
CXX-Qt 0.6 Release
We just released CXX-Qt version 0.6! CXX-Qt is a set of Rust crates for creating bidirectional Rust ⇄ C++ bindings with Qt. It can be used to integrate Rust into C++ applications using CMake or build Rust applications with Cargo. CXX-Qt provides tools for implementing QObject subclasses in Rust that can be used from C++, […]
Supercharging VS Code with C++ Extensions
In a previous blog we demonstrated the most straightforward method to optimize Visual Studio Code for a Qt / C++ environment: simply let the tools do all the work! The example GitHub project we discussed automatically installs both the Microsoft C/C++ and clangd extensions into VS Code. You might wonder why you need both C++ […]
Qt for VS Code, the TL;DR version Using VS Code IDE to work on Qt project
Our colleague Alessandro Ambrosano created a series of blogs (parts 1, 2, and 3) that explain how to get Visual Studio Code configured for Qt development. In that series, Alessandro covers all the details you need to get your VS Code environment configured exactly the way you want it. But there’s a lot there to […]
KDAB at Meeting C++ in Berlin November 12th - 14th
KDAB is proud to be a Silver Sponsor at this year’s Meeting C++, a highly recommended 3-day hybrid event for the European C++ community, offering 44 Talks in 4 tracks, November 12th – 14th. While this is also an in-person event, there is a substantial concurrent online program, so that high-class international speakers can easily […]
KDAB at Meeting C++ in Berlin November 12th - 14th, 2023
KDAB is proud to be a Silver Sponsor at this year’s Meeting C++, a highly recommended 3-day hybrid event for the European C++ community, offering 44 Talks in 4 tracks, November 12th – 14th. While this is also an in-person event, there is a substantial concurrent online program, so that high-class international speakers can easily […]
PSA: QPointer has a terrible name
Today’s blog post is about a small utility class in Qt with a… questionable name: QPointer. If you’re new to Qt, maybe don’t check out QPointer’s documentation just yet, and try to guess what the class does based on its name alone. I’ve seen countless users being very confused by it. Some end up using […]