columns display dynamically in webdynpro alv

Hello Webdynpro Experts,

i want display dynamically webdynpro alv, based on input values.

if the user enter the date 20th march,2015 to 24th,march 2015, then it should show the columns from 20th to 24th.

if the user enter the date 20th march,2015 to 26th,march 2015, then it should show the columns from 20th to 26th.

then after i have to add some more fields like employee_name and shift ..etc.

u can see bellow screen shot.

Thanks in Advance.

sam.