InfoPath Dev

I designed an infopath form and User will use this form with Active directory authentication For this Reason, i designed a windows form.This windows Form's coding is C#.i have 3 controls on forms,textbox1,textbox2,button1(Entering) UserName:textbox1 control Password:textbox2 control Entering Button but i cant use keyboard fonction ...

I applied your methods but that time only one element coming ddl2. i am selecting an element from ddl1 only one element comming ddl2. For example ddl1 elements must have software and Hardware.Yes i have this elements on ddl2. if i select Software from ddl1 ,ddl2 have to Ali and Güler but only Comming Ali if i select Hardware from ...

Hi i have one Xml file and  i have 2 dropdownlist my infopath form.İ want to use xml file to fiil these dropdown list. My Xml File<?xml version="1.0" encoding="utf-8" ?> <Departments><Department name="SoftWare"> ...