Windows Phone 7 in Blend and Code

Windows Phone 7 in Blend and code Andreas Hammar & Håkan Reis – Jayway AB

apps

overview

the app & platform

model-view-viewmodel

• Inbyggt

• MvvmLight

• CaliburnMicro

• UltraLightMvvm

Building

building an app

the sketch

sketching

viewmodel

coding the viewmodel

the view

creating a view

metro

http://www.jeff.wilcox.name/2011/03/metro-design-guide-v1/

hooking up the backend

backend

getting up to speed

xml data contract binary

tim

e

device

emulator

serialization

perceived performance

• LowProfileImageLoader

• DeferredLoadContentControl

• LazyListBox

performance counters

https://blogs.msdn.com/b/ptorr/archive/2010/10/30/that-memory-thing-i-promised-you.aspx

bag-of-tricks • Transitions - slow

• Jpg/png – jpg faster

• Gif – not out-of-the-box

• Dll splitting – faster load time

• Content/resource – prefer

content

• Startup – do heavy lifting later

• Alternating templates – not

lists in lists

• Serializers – prefer binary

• ContentControl eller

ListBox – välj ListBox

• Scroll in grid, why not

stackpanel?

• Opacity vs

Visibility.Collapsed

homework

design perfomance

resources • MSDN – Designing applications for Windows Phone 7 – ch2

• http://msdn.microsoft.com/en-us/library/gg490770.aspx

• MSDN – Performance considerations

• http://msdn.microsoft.com/en-us/library/ff967560(v=VS.92).aspx

• Jaime Rodriguez – Silverlight Firestarter 2010

• http://blogs.msdn.com/b/jaimer/archive/2010/12/02/windows-phone-application-performance-at-silverlight-firestarter.aspx

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