[Interest] creating Networks of QGraphicsItems

[Philipp Menke]

> The "DiagramScene" example included with Qt should help. It has nodes 
> and arrows that are re-drawn when the nodes are moved. Check out 
> DiagramItem::itemChange in diagramitem.cpp and the Arrow class itself.
>
> d3fault
>

There i could find a solution! QGraphicsIcon has a method called 
itemChange. Overloading this for my nodes solves the problem! Thanks a lot!

Philipp