[android] Activity 전환 시에 Life Cycle ( A -> B -> A)

Activity의 라이프사이클에 따라 Activity A 와 Activity B 의 라이프사이클 동작 흐름을 적어놓았다 !

 

Activity A를 실행

onCreate(A) -> onStart(A) -> onResume(A) ->

Activity B를 실행

onPause(A) ->

onCreate(B) -> onStart(B) -> onResume(B) ->

Activity B를 종료

onPause(B) ->

onRestart(A) -> onStart(A) -> onResume(A) ->

onStop(B) -> onDestroy(B)