Controlling your window manager with LeapMotion

Hello guys, I just had insomnia and I decided to code this. Actually, the only thing that its KDE exclusive is the lock screen but that can be easily extended. Demonstration http://www.youtube.com/watch?v=aXnqEHcZc_8 Source code https://github.com/pedrospdc/kde-leapmotion-control

Give me your thoughts