Designing and developing a Windows Phone 7 Silverlight Application End-to-End - Part 2

Katrien De Graeve
Developer Evangelist
Microsoft Belgium
SESSION CODE: WPH303
Designing and Developing a Windows Phone 7 Application in Silverlight End-to-End – Part 2

Part 1 Recap

Elements of the Windows Phone 7 Application Platform
Tools
Runtime – On “Screen”
Phone Emulator
Sensors
Media
Data
Location
Samples
Documentation
Xbox LIVE
Notifications
Phone
Guides
Community
.NET Framework managed code sandbox
Packaging and Verification Tools
SCREEN
CLOUD
Portal Services
Cloud Services
Notifications
App Deployment
Registration
Marketplace
Validation
MO and CC Billing
Location
Identity
Feeds
Certification
Business Intelligence
Maps
Social
Publishing
Update Management

Location
GPS
+Accuracy
-Power
-Speed
-Indoors
-Accuracy
+Power
+Speed
-Wilderness
+/-Accuracy
+/-Power
+/-Speed
+/-Urban areas
Location services
WiFi
Cell towers

Bing Maps
Use of Location Services
Bing Maps Silverlight Control
Based on desktop version
New events and event argument classes (MapDragEventArgs, MapFlickEventArgs, MapPan, MapResolved, MapZoom)
Differences Phone and Desktop versions: http://msdn.microsoft.com/en-us/library/ff955762.aspx

Adding location and loading real data

Tips, Tricks and Lessons Learned
Accessing location consumes battery, store location
Tip: use “Bing Maps Online Interactive SDK”
http://www.microsoft.com/maps/isdk/silverlight/
Create your Bing Maps developer key
http://msdn.microsoft.com/en-us/library/ff428642.aspx

Choosers and Launchers
APIs for launching built-in applications
Choosers: always return a value (CameraPictureTask, PhotoChooserTask
Launchers: launch an application without returning any value (PhoneCallTask, etc)

List of choosers and launchers
Launchers
BingMapsTask
MarketplaceDetailTask
MarketplaceHubTask
MarketplaceReviewTask
MarketplaceSearchTask
MediaPlayerLauncher
PhoneCallTask
SaveEmailAddressTask
SavePhoneNumberTask
(cont’d)
SearchTask
EmailComposeTask
SMSComposeTask
WebBrowserTask
Choosers
CameraCaptureTask
PhoneNumberChooserTask
PhotoChooserTask
EmailAddressChooserTask

Choosers & launchers that always tombstone app
WebBrowserTask
MarketplaceDetailTask
MarketplaceHubTask
MarketplaceReviewTask
MarketplaceSearchTask
SaveEmailAddressTask
SavePhoneNumberTask
SearchTask
SmsComposeTask

Choosers & Launchers that may tombstone your app
PhotoChooserTask
CameraCaptureTask
MediaPlayerLauncher
EmailAddressChooserTask
PhoneNumberChooserTask
Multiplayer Game Invite (XNA)
Gamer You Card (XNA)

Application Lifecycle and Tombstoning
PhoneApplicationService
App events
Application_Launching
Application_Activated
Application_Deactivated
Application_Closing
http://msdn.microsoft.com/en-us/library/ff817008(VS.92).aspx

Adding CameraCaptureTaskSaving data
demo

Application execution lifecycle and tombstoning
CameraCaptureTask and testing on device
BackgroundWorker

Push Notifications
Server-initiated communication
Enables key background scenarios
Preserves battery life and user experience

14
15
New photos online!
Seattle, WA: Sunny and 85 degrees
Notification Types

Push Notifications: Data Flow
Tile
Push client
Toast
App
Open push channel
Data to App
Return URI
Data to toast
Data to tile
Push service
Your service
Send URI to server
Event
Send push data to client
Send push data to URI

out.loud Push Notification
demo

BackgroundWorker
OData Service: ChangeInterceptor
Notify User visually and with vibration when inside app
You are in charge
Using a Tile Schedule: http://msdn.microsoft.com/en-us/library/ff769548(v=VS.92).aspx

Closing the loop Application bar, back key
demo

Finetuning, not covered
Orientation support
Integration with authentication & membership
Integration with Twitter
Unit testing
Error handling 
...

Session Objectives and Takeaways
High level overview of an end-to-end App
Integrate most of concepts in one sample
Cloud services
MVVM
Design of Views: Controls, Pages and Navigation
Development of ViewModel/Model
Integration with Phone and use of Phone Frameworks

Resources
Get started, all tooling is free and available to all: http://developer.windowsphone.com
Performance on Windows Phone 7 – must read material: http://windowsteamblog.com/windows_phone/b/wpdev/archive/2010/09/13/building-high-performance-silverlight-apps-on-windows-phone-7.aspx
Windows Phone 7 Jump Start training (12 hours training, including labs and video): http://blogs.msdn.com/b/mikeormond/archive/2010/08/19/windows-phone-7-jumpstart-training-on-demand.aspx

Windows Phone 7: A New Kind of Phone
Mobility Smack Down
Related Content
Building Games for Windows Phone 7 with XNA

© 2008 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries.
The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

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Designing and developing a Windows Phone 7 Silverlight Application End-to-End - Part 2

by Katrien De Graeve

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