How to use AutoCAD ProgressBar?

[Anonymous]

I develop AutoCAD 2007 using VS2005(C#),how can I use AutoCAD ProgressBar when I am doing some time-consuming work.
Thanks.

[Luis Esquivel]

Have a look at here:

http://through-the-interface.typepad.com/through_the_interface/2007/05/displaying_a_pr.html