Why is getCallingActivity always returning null?

Question

I have a welcome screen that can be started as the first activity in my app, or it can be started by the main activity that the user spends their time in. I want it to act s

Answer 1

Pass an extra in the Intent used with startActivityForResult(), indicating which mode you want. Read that extra via getIntent().getXXXExtra() (XXX depends on what data type you choose) in onCreate() of the newly-started activity.