Printing User Name on view

Hi All,

I need some information in web dynpro. not in portal.

I have code here

IWDClientUser user = WDClientUser.getCurrentUser();

IWDAbstractButton button;

button = (IWDAbstractButton)view.getElement("User");

i want to print user information on button in a View.

I tryied my best to print but i don't find any printing elements .

thanks

Ravi