Android notification bar open last active activity?

Question

I am creating like timer application and when I start timer I have option to go to android Home or start any other activity .

When I start timer I set a notificati

Answer 1

I found an answer it's about flags : Android: new Intent() starts new instance with android:launchMode="singleTop"

Intent intent= new Intent(context, YourActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_SINGLE_TOP);