how can we get file name in field by selection

How will the name of file
appear in yellow field,
when we click on browse button
and select a file from the opened window ?

image and code attached.

please give any suggestion.

Code:

;; ye code hai.


[#Menu: gateway of tally]
Add:Item:hk:Display:kk
[Report:kk]
[Form:kk]
Part:kk
Bottom Part: asd

Height:50% screen
Width: 50% screen

[Part:kk]
Line:jk, line2
[Line:jk]
  Field:simple prompt, hjk
  Local:Field:simple prompt:Info:"Path"
 
  [Field:hjk]
   Use:name field
   Set as:"C:\Users\STM\Desktop\hk23\"
   Full Width:Yes
  
[Line:line2]
  Field:abc
  [Field:abc]
   Use:name field
   Set as:""
   Background:yellow
  
[Part:asd]
Button:hk123
[Button:hk123]
  Title:"Browse"
  Key:alt + b ; left click
  Action:Browse Url:#hjk