For a laptop the following packages are necessary:
kde-core
kdpf
kmix
knetworkmanager
kpowersave
gtk-qt-engine (better gtk style in kde, necessary for firefox, thunderbird, eclipse,...)
sudo aptitude install kde-core kdpf kmix knetworkmanager kpowersave gtk-qt-engine
others:
korn
kdesvn
themes:
sudo aptitude install kwin-style-crystal kwin-style-powder kwin-style-blended kwin-style-serenity kwin-baghira kwin-style-alphacube kwin-style-knifty kwin-style-suse2 kwin-style-crystal kwin-style-powder kwin-style-blended kwin-style-serenity kwin-baghira kwin-style-alphacube kwin-style-knifty kwin-style-suse2 kde-style-comix kde-style-polyester kde-style-klearlook kde-style-lipstik kde-style-serenity kwin-baghira kde-icons-crystal kde-icons-gorilla kde-icons-mono kde-icons-nuovext kde-icons-crystalclear kde-icons-korilla kde-icons-noia kde-icons-nuvola
source(FR)
compiz:
if you compiz for gnome installed:
sudo aptitude install compiz-kde