技術見聞録

Fragmentの機能

• 縦横切り替えなどのConfigurationChangeで自動的にFragmentを復元させる

ListFragmentの機能

• 縦横を切り替えると元に戻らない？ - Fragment#setRetainInstance(boolean)のワナ -
• ActionBar.Tabでandroid.R.id.contentに２つのListFragmentを入れた場合の対処
• setListShown(boolean)でProgressBarを表示できる

DialogFragmentの機能

• DialogFragmentの使い方

ActivityからみたFragment

• FragmentManager#saveFragmentInstanceState(Fragment)とFragment#instantiate(Context,String,Bundle)
• FragmentManager#saveFragmentInstanceState(Fragment)とFragment#setInitialSavedState(SavedState)

ActivityとFragmentの流れ

1. Activity:onCreate() Start.
2. Activity:onApplyThemeResource() Start.
3. Activity:onCreateView(View, String, Context, AttributeSet) Start.
4. Activity:onCreateView(String, Context, AttributeSet) Start.
5. ～～～ 複数回 onCreateView が呼び出される ～～～
6. Fragment:onInflate() Start.
7. Fragment:onAttach() Start.
8. Activity:onAttachFragment() Start.
9. Fragment:onCreate() Start.
10. Fragment:onCreateView() Start.
11. Fragment:onViewCreated() Start : Bundle=null
12. Fragment:onActivityCreated() Start.
13. Activity:onStart() Start.
14. Fragment:onStart() Start.
15. Activity:onPostCreate() Start.
16. Activity:onResume() Start.
17. Fragment:onResume() Start.
18. Activity:onPostResume() Start.
19. Activity:onAttachedToWindow() Start.
20. Activity:onCreatePanelView() Start.
21. Activity:onCreatePanelMenu() Start.
22. ～～～ なんやかんやあって、終了処理 ～～～
23. Fragment:onPause() Start.
24. Activity:onPause() Start.
25. Fragment:onStop() Start.
26. Activity:onStop() Start.
27. Fragment:onDestroyView() Start.
28. Fragment:onDestroy() Start.
29. Fragment:onDetach() Start.
30. Activity:onDestroy() Start.
31. Activity:onDetachedFromWindow() Start.