In the last episode of this series we discussed QAbstractItemModel::checkIndex(). QAbstractItemModel::checkIndex() is a function added in Qt 5.11 that allows developers of model classes to perform some validity checks on the QModelIndex objects passed to the model; specifically, on the indices passed to the APIs that model classes need to implement (rowCount(), columnCount(), data, setData(), […]
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Clazy 1.4 has been released and brings 10 new checks. Clazy is a clang compiler plugin which emits warnings related to Qt best practices. We’ll be showing Clazy at Qt World Summit in Boston, Oct 29-30, where we are a main Sponsor. You can read more about it in our previous blog posts: How to […]
The Linux Foundation holds its Open Source Summit + Embedded Linux Conference Europe in Edinburgh, October 22 – 24, 2018 In spite of the clumsy name, this is an event you won’t want to miss! KDAB’s Christoph Sterz will be presenting a talk on Tuesday, October 23 • 15:50 – 16:30: Extending the Performance Analysis Toolset […]
KDAB is the main sponsor at Qt World Summit. In Boston, we’ll be co-hosting a training day on October 29th, offering both Introductory and Advanced one day training classes at a knock-down price. Find out more here. On October 30th, you can listen to two talks from KDAB experts: Creating compelling blended 2D/3D applications – a […]
QtQuick includes basic visual item to construct many common user-interface components, but people often ask how to create different visual appearances, beyond rectangles, round-rectangles and images. There’s various solutions to this problem, and with Qt 5.10, there’s the new Shapes module which makes it easy to define paths, ellipses and other standard SVG drawing elements. […]
KDAB had a great time at SIGGRAPH in Vancouver, August 12-16. We were in a good position as part of the Qt booth, which was highly visible and got lots of visitors. A key attraction was the Nanoquill #color4cancer Wall, mentioned in the talk given at SIGGRAPH by Michel Nederlof and Daniel Szecket of Quantitative […]
KDAB is offering two talks at Qt World Summit in Boston. Here’s a preview before the full program is published. The first, from Qt 3D expert Mike Krus, gives an in-depth look at how to make the collaboration between designers and developers smoother. The second, from Qt expert David Faure, introduces KDAB’s awesome Opensource tools […]
This is the latest release of our powerful open-source Qt component, KD Chart, that allows you to create business charts and much more. Release Highlights Builds with modern Qt versions, at least up to Qt 5.10 Improves tooltip handling Fixes horizontal bar chart Uses @rpath for OSX dynamic libraries Fixes build on Qt4/ARM KD Chart […]
We have released version 2.9.1 of our Qt application introspection tool GammaRay. Besides important improvements for use in Android APK bundles this release fixes a number of corner cases in the Qt Quick remote view, including crashes and corrupt view content when encountering certain non-integer high DPI scaling factors. Problems with activating the Qt 3D […]
KDAB is once again proud to be sponsoring CppCon, the annual, week-long gathering, organized by the C++ community for the C++ community. Kicking off with a Keynote from Bjarne Sjoustroup, and followed by a week of presentations, panels and Lightning Talks, social sessions and much more, CppCon is a rare treat in the C++ calendar […]