Customize Android base interface

Which files i need edit and learn to customize the android desktop, such: change m开发者_如何学Cain bar, turn off slider bar, turn-off desktop slide, and put a menu in desktop.

Thanks

---

You need to create a custom launcher. Look at this for some guidance: http://code.google.com/p/adw-launcher-android/wiki/CompleteGuideToADW