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M4: Files and Storage in

Windows Phone 8

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Target Agenda | Day 2

Module and Topic | 10-minute breaks after each session / 60-minute meal break

10 - App to App Communication 11 - Network Communication on Windows Phone 8

12 - Proximity Sensors and Bluetooth

13 - Speech Input on Windows Phone 8

14 - Maps and Location on Windows Phone 8

15 - Wallet Support

16 - In App Purchasing

Meal Break | 60-minutes

17 - The Windows Phone Store

18 - Enterprise Applications in Windows Phone 8: Architecture and Publishing

19 - Windows 8 and Windows Phone 8 Cross Platform Development

20 Mobile Web

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WP7.1IsolatedStorage and IsolatedStorageSettings APIs

Local Storage and Isolated Storage

Windows.Storage (Windows Phone Runtime) programming

Special Folders

Shared/Media Shared/ShellContent

Shared/Transfers

Exploring the local folder with ISET

Using Removable SD cards

Module Agenda

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Not Covered in this Module

Local Database

No change from WP 7.1 See these Jump Start modules:

http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-St

Application-Data-Storage-on-Windows-Phone--Part-1

http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-St

Application-Data-Storage-on-Windows-Phone-Part-2 SQLite database (native only)

http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08b-Application-Data-Storage-on-Windows-Phone-Part-2http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1http://channel9.msdn.com/Series/Mango-Jump-Start/Mango-Jump-Start-08a-Application-Data-Storage-on-Windows-Phone--Part-1

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Persistent Storage in

Windows Phone 8

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Local Data Storage: Overview

Package Manager installsall app files into the

Installation Folder Read-only access from app

Read-only referencedatabase

Apps store data in

Local Folder

Settings and properties inthe app dictionary

Unstructured data inIsolated Storage files

Structured data indatabase files

ApplicationSettings File

App

PackageManager

W

WP8 StorageAPIs or

WP7 IsolatedStorage APIs

DB

Database file

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File Type/ APIInstallation

FolderLocal Folder Example

Local Database datacontext

appdata:/ isostore:/MyDataContextdb =newMyDataCont

("isostore:/mydb.sdf")

Files access usingWP7.1 IsolatedStorage API

not supportedStorageFileandStorageFolderAPIs

var isf =

IsolatedStorageFile.GetUserStoreF

File access using

Windows.StorageAPI via URIs

ms-appx:/// ms-appdata:///local/

varfile = await

Windows.StorageFile.GetFileFromApnewUri("ms-appdata:///local/AppC

File access usingWindows.Storage APIvia StorageFolderreferences

Windows.

ApplicationModel.

Package.Current.

InstalledLocation

Windows.Storage.

ApplicationData.

Current.

LocalFolder

varlocalFolder =

Windows.Storage.ApplicationData.C

Windows.Storage.StorageFilestora

awaitlocalFolder.GetFileAsync("C

Different Methods For Addressing Storage Location

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Three ways of getting a reference to the same file:

// WP7.1 IsolatedStorage APIsvarisf = IsolatedStorageFile.GetUserStoreForApplication();

IsolatedStorageFileStream fs = newIsolatedStorageFileStream("CaptainsLog.store", FileMode.Open, i

...

// WP8 Storage APIs using URI

StorageFilestorageFile = awaitWindows.Storage.StorageFile.GetFileFromApplicationUriAsync(

newUri("ms-appdata:///local/CaptainsLog.store "));

...

// WP8 Storage APIs

Windows.Storage.StorageFolderlocalFolder = Windows.Storage.ApplicationData.Current.LocalFolder;

Windows.Storage.StorageFilestorageFile = await localFolder.GetFileAsync("CaptainsLog.store");

...

WP8 File Access Alternatives

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Storing Data using WP7.1

Isolated Storage APIs