アクティビティのライフサイクル

mainの起動

Main onCreate is called!!
Main onStart is called!!
Main onResume is called!!

mainからsubの呼び出し

Main onPause is called!!
Sub onCreate is called!!
Sub onStart is called!!
Sub onResume is called!!
Main onStop is called!!

subが表示している状態で□ボタン

Sub onPause is called!!
Sub onStop is called!!

そのままアプリを選択して戻る
Sub onStart is called!!
Sub onResume is called!!

subが表示している状態でホームボタン（○）

Sub onPause is called!!
Sub onStop is called!!

そして再度アプリ起動
Sub onStart is called!!
Sub onResume is called!!

subが表示している状態で戻るボタン（◁）

Sub onPause is called!!
Main onStart is called!!
Main onResume is called!!
Sub onStop is called!!
Sub onDestroy is called!!

subが表示している状態でボタンでfinish()

Sub onPause is called!!
Main onStart is called!!
Main onResume is called!!
Sub onStop is called!!
Sub onDestroy is called!!

mainが表示している状態でホームボタン

Main onPause is called!!
Main onStop is called!!

そして再度アプリ起動
Main onStart is called!!
Main onResume is called!!

mainが表示している状態で戻るボタン

Main onPause is called!!
Main onStop is called!!
Main onDestroy is called!!

自動終了

2019-10-18 06:07:09.878 4535-4535/? D/service: onStartCommand is called
2019-10-18 06:07:09.890 4535-4535/? D/service: setOnPreparedListener is called
2019-10-18 06:07:15.417 4535-4535/? D/service: setOnCompletionListener is called
2019-10-18 06:07:15.419 4535-4535/? D/service: onDestroy is called

停止した場合

2019-10-18 06:07:39.078 4535-4535/? D/service: onStartCommand is called
2019-10-18 06:07:39.089 4535-4535/? D/service: setOnPreparedListener is called
2019-10-18 06:07:39.892 4535-4535/? D/service: onDestroy is called

目次