Qt Tutorials With Qt, you can reach all your target platforms – desktop & embedded – with one technology and one codebase, minimizing your time-to-market and maintenance burden.

I followed this tutorial for my own practice, as I plan to use the Qt framework in a future personal project.

The QGraphicsView widget, which was added in Qt 4.2 to replace QCanvas, offers an object-oriented model/view system for laying out and manipulating 2D graphical items.

Maybe I'm missing it somewhere, but I can't seem to find how to add a widget to an existing layout once it's set.In the most basic example, I tried adding a widget when a button was pressed. The ...