i cant rave enough about the new kingwin cases (436). attractive, not flimsy like aluminum, but dissipates heat MUCH better than steel (it an al-mg alloy) and its available in black, silver, and blue. it does not have the door you're looking for but you might wanna take a look anyway:
www.directron.com/201b.html
this is the model in black, i'm getting one for xmas and i cant wait.
note: this is a directron case, its a rebadged superflower, superflower being the manu for kingwin