Wheel Scroller

Hello Friends,

I am new on QT and working with Example codes provided while installing Qt Creater SDK. I am using QT 5.2 version in this there is one program inside "/examples/webkitwidgets/Scroller". I am able to run this program on my laptop and same code is not working on my Desktop machine it is giving " error: Unknown module(s) in QT: positioning sensors" error. I want to know the reason why it is getting fail. How I can use this feature on my desktop machine. Want to implement this type of feature in my assignment.


Thanks in advance