Is this what you are looking for?
Names Default To Here( 1 );
win = New Window( "Example",
sb = Scroll Box(
Size( 250, 40 ),
tb = Text Box(
"First Item, Second Item, Third Item, Fourth Item, Fifth Itemmmmmmmmmmmmm"
)
)
);
win << Set Window Size( 400, 200 );
tb << set wrap(1000);
sb << set scrollers(1,0); //scroll only in x not in Y
sb << Set Auto Scrollable( 1 );