Doubt about How to Apply Default Route

Hi experts.

I'm working in Transportation cockpit screen.

This screen has the button Apply Default Route.

I need to create this same button in other screen.

I want to know how can i execute the same action of this button

in other screen ( actions , fill tables etc... ).

I tried to create the button in other screen with same action event associated

but did not work.The i going to create a code but i need know what i need to call and fill.

Thanks