Installation Wizard with dialog or Xdialog?

[megadofer]

Hi.
I need to do an installation wizard with dialog prefered. I would like if its possible to make a % of free space when you add some aplications. And if its possible to see a line with this % free.
I upload an image here that explains something similat that i want to do.
Excuse my bad english.

Thanks for all.

[bigtomrodney]

If you mean an installer package try looking at Loki Installer. If however you mean some sort of wizrd for pulling down files from the internet or another source consider lookig at the source for Automatix

[balalin]

can any one tell me how to create a dynamic device node in /dev in device drivers