ALV OO (modify button dynpro)

Hi abappers,

I want inherit some button of my dynpro and other button of other dynpro

if the list of my ALV is 'List A' or 'List B'

I looking for CL_GUI_ALV_GRID method, I wnat found a method or other form for inherit button of my dynpro.

Can you help me, please?

Cordial greetings.