how to override action bar back button in android?

Question

I want to customize the activity back button in action bar, not in hard key back button. I have overriden the onBackPressed() method. It works with my emulator

Answer 1

(1) Add Parent activity for your child activity (AndroidManifest.xml)

(2) override the onSupportNavigateUp method inside the child activity

@Override
public boolean onSupportNavigateUp() {
    onBackPressed();
    return false;
}