Android Question Got CustomKeyBoard Java Source... but need help

guys... im trying to make a custom keyboard... how ever i've been told its not possible till we get a library ....

I found this while reading... but dont understand Java... can some one work out something from the following.. seems really promising...

http://www.fampennings.nl/maarten/android/09keyboard/index.htm

here is the source too... can we make a class etc etc... any one who has ellipse, knows how to use Java code... etc etc