Is there an onBackPressed() alternative for a service?

Question

I know that services cannot implement Back key press and I understand the rationale. But there is an app called SideBar (on Play Store) that reacts to back key presses. It is a

Answer 1

here is nice example to addview in Service and also you can use listeners if you want in services.

i was also looking for the listeners implementation in service and finally found it.

remember to add permission

and add your service class

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in AndroidManifest.xml.