Need Sample Joystick Code for new mouse patent

Question

Does anyone have links to any Directx c# joystick and mouse code. I need to create a program to demonstrate the capabilities of a newly patented mouse. I have created a prototype by a canabalized a Logitech extreme joystick that is sandwiched between the halves of a mouse. I will need to perform screen scrolling utilizing the joystick portion and normal mouse functions with the mouse all possibly at the same time. I you want to see what I am up to: www.elegantsol.com