java - How to add a scrollbar in a EditText dynamically/programmatically in Android? -

i know how adda scrollbar through xml properties such there bar in right side of edittext field once write stuff in making setsingleline(false).

my question :-

is there way same through activity , is, dynamically? eg:-

code :-

public class abc extends activity {  edittext edit = (edittext)findviewbyid(r.id.edittext1);  edit.setverticalscrollbarenabled(true);  edit.isverticalscrollbarenabled(); } 

these 2 not work. when add these , still not able see scrollbar on rightside of edittext when scroll..

through xml, when add :- android:scrollbars="vertical" , able see scrollbar..

i asking working way through activity dynamically or in other words programatically

please urgent. sincerely thankful.

in xml

 android:fadescrollbars="false"    

dynamically/programatically:

edit.setscrollbarfadingenabled(false);