Stop Uninstall the application if the interface is open

[smart2020]

Uninstall code check:


I want a code to verify the program. If it is open (my setup app), the uninstall process stops and the window closes. If it is closed, the uninstall is complete.


I saw this code, but when deleting a message appears, when ignoring, the deletion is complete and does not achieve the desired:-

https://forums.indigorose.com/forum/old-versions/archive/setup-factory-7-0/setup-factory-7-0-suggestions/23135-to-kill-running-application