automatic logoff application when pc not used C# windows app

Question

Hello Friends,

 

want to make an winform app that is if any one is not using computer for eg for 10minutes then it should display a popup (Are you present) if not then PC will automatically LOG off or My Software will be Log Off .

Kindly give me some code or idea for getting movement of mouse and keyboard key press

i.e. if mouse or keyboard are not used for 10minutes then this popup should displayed.... help me please thanks