1. Windows Phone 7 Li Jingnan / Wang Tao 2011-7-15 1

2. 2 days 2

3. about anytao| Ethos <ethos:Member id = “Wang Tao” msn = anytao@live.com weibo = http://weibo.com/anytao runat = “Senior System Architect” /> Jason | Ethos <ethos:Member id = “Li Jingnan” msn = zengnami@hotmail.com weibo= http://weibo.com/jn1981 runat = “SE” />

4. about http://book.anytao.net

5. 06 isolated storage Wang Tao / 2011-07-15

6. session outline overview storage overview isolated storage isolatedstorage application settings misc ATFile quota threading

7. data storage

8. isolated storage

9. isolated storage classes IsolatedStorageFile represents an isolated storage area containing files and directories IsolatedStorageFileStream exposes a file stream access to a file stored within isolated storage IsolatedStorageSettings Dictionary<Tkey, Tvalue> that stores key-value pairs in isolated storage 9

10. isolated storage / save 10

11. isolated storage / loading 11

12. application setting store settings like appsetting in web use ApplicationSettings object in isolated storage use it as you would use a dictionary then write object to persistent storage 12 When the user exits your application, Windows Phone automatically calls Save to save the IsolatedStorageSettings.

13. application setting / add 13

14. application setting / loading 14

15. application setting / delete 15

16. ATFile/ATDirectory 16

17. quota management there are no quotas on WP apps must make careful use of space manage app data delete temporary data consider async or archiving data to the cloud to reduce device storage 17

18. serialization and threads serialization complex object for saving and loading SettingHelper multi-thread use new threading to perform saving and loading 18

19. demo 19 / isolated storage / auth process / ATFile / isolated setting 03 auth context in isolated storage

20. practice 20 customized appsetting

21. thank you 21 thank youwww.anytao.com

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