Fragment startup and jump time lifecycle exploration

Start the

• Fragment Life cycle execution sequence

  • onAttach() ——-> onCreate() ——-> onCreateView() ——>onViewCreated() —–> onStart() ——> onResume()

• The Activity life cycle of the Fragment and the execution order of the Fragment life cycle

  • onCreate()(Activity)——> onAttach() ——-> onCreate() ——-> onCreateView() ——>onViewCreated() —–> onStart()——-> onStart()(Activity) ——–>onResume()(Activity) ——–> onResume()

exit

• Fragment Life cycle execution sequence

  • onPause() ——–> onStop() ——–> onDestoryView() ——–> onDestory() ———> onDetach()

• The Activity life cycle of the Fragment and the execution order of the Fragment life cycle

  • onPause() ——–>onPause()(Activity) ——–> onStop() ———> onStop()(Activity) ———> onDestoryView() ——–> onDestory() ——–> onDetach()———->onDestory()(Activity)

Home button

• Fragment Life cycle execution sequence

  • onPuse() ——-> onStop()

• The Activity life cycle of the Fragment and the execution order of the Fragment life cycle

  • onPuse() ——->onPause()(Activity) ——-> onStop() ——–>onStop()(Activity)

To open the

• Fragment Life cycle execution sequence

  • onStart() ——> onResume()

• The Activity life cycle of the Fragment and the execution order of the Fragment life cycle

  • onRestart()(Activity) ——–> onStart() ——-> onStart()(Activity) ——->onResume()(Activity) ——–> onResume()

Jump to Actiivty

• Fragment Life cycle execution sequence

  • onPause() —–> onStop()

• The Activity life cycle of the Fragment and the execution order of the Fragment life cycle

  • onPause() ——–> onPause()(Activity) ——> onStop() ——-> onStop()(Actiivty)

Returns from the previous page

• Fragment Life cycle execution sequence

  • onStart() ——–> onResume()

• The Activity life cycle of the Fragment and the execution order of the Fragment life cycle

  • onRestart()(Activity) ——–> onStart() ——-> onStart()(Activity) ——->onResume()(Activity) ——–> onResume()

Open the Acttivy popbox

• Fragment Life cycle execution sequence

  • onPause()

• The Activity life cycle of the Fragment and the execution order of the Fragment life cycle

  • onPause() ——> onPause()(Activity)

Exit the Activity dialog box

• Fragment Life cycle execution sequence

  • onResume()

• The Activity life cycle of the Fragment and the execution order of the Fragment life cycle:

  • onResume()(Activity) ——> onResume()