I only have old stuff here atm but it works.
Try putting a file ".directory" into the trashcan put this stuff in it:
Code:
[Desktop Entry]
Type=Directory
Icon=trashcan_full
EmptyIcon=trashcan_empty
Name=Trash
Name[af]=Gemors
Name[az]=Zibil
Name[be]=Сьметнік
Name[bg]=Кошче
Name[bs]=Smeće
Name[ca]=Paperera
Name[cs]=Koš
Name[cy]=Sbwriel
Name[da]=Affald
Name[de]=Mülleimer
Name[el]=Σκουπίδια
Name[en_GB]=Wastebin
Name[eo]=Rubujo
Name[es]=Papelera
Name[et]=Prügikast
Name[eu]=Zaborra
Name[fa]=زباله*دان
Name[fi]=Roskakori
Name[fr]=Corbeille
Name[he]=אשפה
Name[hr]=Smeće
Name[hu]=Szemétkosár
Name[is]=Ruslakarfa
Name[it]=Cestino
Name[ja]=ごみ箱
Name[ko]=쓰 기통
Name[lo]=ຖັງຂີ້ເຫຍື່_
Name[lt]= iukšliadėžė
Name[lv]=Miskaste
Name[mn]=Хогийн сав
Name[mt]=Skart
Name[nb]=Søppel
Name[nl]=Prullenbak
Name[nn]=Papirkorg
Name[nso]=Seswaraditlakala
Name[pl]=Śmietnik
Name[pt]=Lixo
Name[pt_BR]=Lixo
Name[ro]=Gunoi
Name[ru]=Корзина
Name[se]=Ruskalihtti
Name[sk]=Kôš
Name[sl]=Smeti
Name[sr]=Смеће
Name[sv]=Papperskorg
Name[ta]=Ìô¨À
Name[th]=ถังขยะ
Name[tr]=Çöp
Name[uk]=Смітник
Name[uz]=Чиқиндилар қутиси
Name[ven]=Tshikha
Name[vi]=Thùng rác
Name[wa]=Batch
Name[xh]=Inkukumo
Name[xx]=xxTrashxx
Name[zh_CN]=回收站
Name[zh_TW]=垃圾桶
Name[zu]=Izibi
Comment=Contains removed files
This is taken from kde 3.2-beta so names are different, adjust it to your likings. It gives you an idea of how to do it, though. By the way, can you change the icon by doing wastebin rightclick > properties/preferences (what is it) and then clicking the current icon?