Labs

Jörg Bornemann

WebKit on Windows CE

Published Wednesday August 27th, 2008 | 3 Comments on WebKit on Windows CE
Posted in Labs, WebKit

I want to introduce a feature that we’ve been asked for over and over: QtWebKit on Windows CE. Its still in the works but already in a quite usable state. Eventually its possible to create your own applications with web browsing capabilities on your favourite Windows CE device! To give QtWebKit for Windows CE a […]

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Introducing doxygen2qthelp: Create .qch files from Doxygen. Finally.

Published Friday June 20th, 2008 | 5 Comments on Introducing doxygen2qthelp: Create .qch files from Doxygen. Finally.
Posted in Documentation, doxygen2qthelp, Labs, Uncategorized

Intro Hello! I have something to show you. I’ve been working on a tool that teams up with Doxygen to produce .qch files (Qt Compressed Help) for use with Qt Assistant from your code documentation – a feature that has been asked for repeatedly since 2003 ([1][2][3]..). In this post I will introduce doxygen2qthelp, the […]

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QWidget vs. Graphics View (ding-ding-ding!)

Published Monday May 12th, 2008 | 15 Comments on QWidget vs. Graphics View (ding-ding-ding!)
Posted in Graphics View, KDE, Labs, Painting, Qt

I’ve always had a dream that Qt’s widget system would be based on a powerful 2D, or possibly even 3D, graphics engine, reaping all the benefits and optimizations that make games run fast. The reason is, coming from a 3D graphics background originally (alright, I was 16 at the time), I’ve always been puzzled by […]

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Bind Aid

Published Monday March 10th, 2008 | 19 Comments on Bind Aid
Posted in Bindings Generator, Labs, Qt Script

Announcing a new project on Trolltech Labs: Qt Script Generator. It’s a tool that generates Qt bindings for Qt Script. Finally your scripts can go “new QPoint()” without you having to manually bind the world first! You not only get the Qt API, but also the possibility to “subclass” in script code, e.g.: var w […]

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No-Humbug-Debugging With Qt Script Debug

Published Friday February 22nd, 2008 | 7 Comments on No-Humbug-Debugging With Qt Script Debug
Posted in Labs, Qt Script Debug

Announcing a new project on Trolltech Labs: Qt Script Debug. This is a collection of classes and tools that add debugging capabilities to applications that use Qt Script (Qt 4.4+ is needed). Embedding a debugger directly into an application can be done like this: QScriptEmbeddedDebugger debugger; debugger.attachTo(/* Pointer to your QScriptEngine goes here*/); Then just […]

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Accurate update regions for thin QGraphicsItems

Published Tuesday January 8th, 2008 | 10 Comments on Accurate update regions for thin QGraphicsItems
Posted in Graphics View, KDE, Labs, Painting, Qt

We’ve gotten reports about how Graphics View’s performance drops in one special (yet quite common) case. It’s the case when the item is fairly thin, flat, non-square, or simply sparse, where QGraphicsItem’s bounding rect generates something close to worst-case updates that cause repaints of areas that really haven’t changed. A very helpful customer showed me […]

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