android - How to notify an activity that another activity is finished -


this newbie question. how make sure function in activity called when activity b finishes? can't put code activity b finishes, wondering if there way this. looked solution , found broadcasting don't know how that. know of simple solution this? thanks.

use startactivitityforresult onactivityresult pair.

activitya:

intent = new intent(this, activityb.class); startactivityforresult(i, 1);

activityb:

intent intent = new intent(); intent.putextra("result",result);  setresult(result_ok,intent);       finish();

activitya:

protected void onactivityresult(int requestcode, int resultcode, intent data) {   // here acivityb finished. call method  }

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