Activity生命周期

onDestroy()

重新启动运行Activity

Activity running(Activity运行)

onStop()

onCreate()

onstart()

返回运行Activity

onRestart()

Activity正在完成重新启动或系统消耗

onresume()

Activity shutDown(Activity停止)

Activity Launched(Activity启动)

Activity不可见

App process killed(应用程序进程终止)

onPause()