building windows phone applications with silverlight, part 2 peter torr program manager, microsoft
DESCRIPTION
3 key take-aways Applications are built using pages UI is clean and simple Services enhance the user experienceTRANSCRIPT
building Windows Phone applications with Silverlight, part 2
Peter TorrProgram Manager, Microsofthttp://blogs.msdn.com/ptorr
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fine print
Not “Silverlight 101” Lots of resources on-line to learn Watch Shawn Oster’s talk on-demand
More in-depth information from Istvan Cseri’s talk Tomorrow morning
3
key take-aways
Applications are built using pages
UI is clean and simple
Services enhance the user experience
4
Peter (part 2) Application
structure Controls &
theming Connected
services
Mike (part 1) Introduction Output Input Web Browser OS App Integration
building applications, parts 1 & 2
5
application structure
first, a little history…
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default silverlight application
Application
UserControl
ContentContent Content
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silverlight 3 navigation application
UserControl
Frame
Page 3Page 1 Page 2
Application
Application
UserControl
ContentContent Content
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?Windows Phone application
UserControl
Frame
Page 3Page 1 Page 2
Application
Application
Frame
Page 3Page 1 Page 2
Demo
application structure
the back key
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back key details
Lets the user to return to previously-viewed screens
Can go back across applications
Not used for application-specific behaviour
Demo
back button(the exception that
makes the rule)
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a world of constant interruptionsphone calls
App
switchtxt
msgs :-)
reminders
low
batterylock scree
n
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Not runnin
g
Start
Running
Exit
basic application lifetime
• Obscured• Paused
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obscured: popup ui from shell
Running
Obscured
Running
Unobscured
Games could auto-pause
Game could auto-resume
• Phone call
• Reminder• Battery
low
Not in the Mix build
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paused: jump to another app
Running
Pause
Suspended
Resume
Assume your process is killed
Save state for later use
Load state to continue where you left off
Not in the Mix build
User never knows what happened :-)
• Start Button
• Accept call• Open toast
Don’t panic!
• We’ll cover “background processing” soon
• Istvan Cseri’s talk has more detail tomorrow
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Peter (part 2) Application
structure Controls &
theming Connected
services
Mike (part 1) Introduction Output Input Web Browser OS App Integration
building applications, parts 1 & 2
18
default control templates
Simple and elegant
Over-sized hit targets
Use of transparency
Watch Michael Smuga’s design talk online!
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theming
Enables user to personalize their phone
Dark and light themes, each with several accent colours
Built-in controls are automatically themed
Demo
case study: <button>
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available controls
Core controls delivered in-ROM Button CheckBox …
Thinking about future controls releases
Let us know what to focus on first!
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a note on screen resolution
Single hardware & software platform
Two screen resolutions
Applications must support both
Updated tools will be available before phones hit the market
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Peter (part 2) Application
structure Controls &
theming Connected
services
Mike (part 1) Introduction Output Input Web Browser OS App Integration
building applications, parts 1 & 2
24
push notifications
Server-initiated communication
Enables key background scenarios
Preserves battery life and user experience
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New photos online!
Seattle, WA: Sunny and 85 degrees
notification types
1415
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push notifications
Push client
Push service
Your service
Tile
App
Toast
Send push data to URI
Send push data to
client
Send URI to server
Open push channelReturn URIData to App
Data to toast
Data to tile
Event
Demo
push notifications
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location services
Smart device + cloud service
Balance accuracy with time & power
Consistent API across platforms
No emulator support
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location
Location services
WiFi
+ Accuracy- Power- Speed- Indoors
- Accuracy+ Power+ Speed- Wilderness
+/- Accuracy+/- Power+/- Speed+/- Urban areas
GPS
Cell towers
Demo
location services
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key take-aways
Applications are built using pages
UI is clean and simple
Services enhance the user experience
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further information
http://blogs.msdn.com/ptorr – My blog
http://developer.windowsphone.com – Downloads!
http://live.visitmix.com – Watch other talks
Seema Ramchandani’s Performance talk (next)
Istvan Cseri’s Architecture talk (tomorrow)
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call to action
Install the tools…
Start coding…
Give us feedback! What’s good? What’s bad? What’s really painful?
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helping to shape the future
Research opportunities for Windows Phone developers using Silverlight on Wednesday March 17th (tomorrow)
Usability study @ 11:30 Focus groups @ 10:00, 11:30, 1:00 & 1:30
If you are interested in participating in these events, please email [email protected]
please fill out the session evaluation form – thank you!
it‘s question time…
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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
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