Xamarin Mobile March 2014
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The document discusses options for developing cross-platform mobile applications, including mobile web, native, native wrappers, interpreted languages, and cross-compiled approaches like Xamarin. It summarizes the tradeoffs of each approach in terms of maintainability, performance, user experience, offline capability, sensors, toolset choices, and cost. The document focuses on Xamarin, explaining that it allows writing mobile apps in C# that can target iOS and Android native platforms, and provides access to .NET libraries. Sample apps are demonstrated for Android and iOS.
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Xamarin Mobile March 2014
- 1. Joe Koletar – Technical Solution Specialist Cross Platform Mobile Development with Xamarin C# on iOS and Android
- 2. Mobile March 2014 RBA RBA is a digital and technical consultancy Microsoft National Systems Integrator Xamarin Premier Consulting Partner Named Best Places to Work in the Twin Cities 6 times Now hiring… 2 Joe Koletar Technical Solution Specialist joe.koletar@rbaconsulting.com @joekoletar
- 3. Mobile March 2014 Obligatory Mobile Statistic There are more cell phone users than toothbrush users. http://60secondmarketer.com/blog/2011/10/18/more-mobile-phones-than-toothbrushes/ 3
- 4. Mobile March 2014 The Mobile Challenge Consumers now have an expectation that any desired information or service is available, on any appropriate device at your moment of need. Forrester Research, The Mobile Mind Shift 4
- 5. Mobile March 2014 5 Mobile OS Market Share 3% Windows 42% iOS 3% Blackberry 52% Android Market share fracture and ongoing shift means there is no obvious, single choice. Comscore, Top Smartphone platforms, ending January 2014 https://www.comscore.com/Insights/Press_Releases/2014/3/comScore_Reports_January_2014_US_Smartphone_Subscriber_Market_Share
- 6. Mobile March 2014 Mobile Objective How to develop applications to reach the broadest range of users in the most effective manner for the least cost 6
- 7. Mobile March 2014 Understanding the Trade-Offs Performance and familiarity increase the closer to platform specific your app gets but so does cost and complexity. 7 UI Familiarity Performanc e Mobile Web Native Wrapper Interpreted Cross Compiled Platform Specific Value for Cost Cross-Platform Options Value
- 8. Mobile March 2014 Mobile Web Web site with a mobile customized UI • Detect user device and customize display to device form factor • Responsive Design 8
- 9. Mobile March 2014 Mobile Web Users access the site from device browser 9 Business/Data Code iOS Web Browser Android Web Browser Windows Phone Web Browser HTML 5/CSS/JavaScript
- 10. Mobile March 2014 Mobile Web10 Maintainability Performance User Experience Offline Capability Sensors Toolset Choices Cost
- 11. Mobile March 2014 Platform Specific Native application is written for each platform using platform specific IDE 11
- 12. Mobile March 2014 Platform Specific Native application is written for each platform 12 iOS Native App Android Native App Windows Phone Native App Java C#Objective C
- 13. Mobile March 2014 Platform Specific13 Maintainability Performance User Experience Offline Capability Sensors Toolset Choices Cost
- 14. Mobile March 2014 Native Wrapper Web App is wrapped in device specific code to run as a Native App Web app is hosted in a chromeless browser window. 14
- 15. Mobile March 2014 Native Wrapper Web app is wrapped in device specific code Access to sensors is achieved through bridge 15 iOS Android Windows Phone Web View Bridge Native API Web View Bridge Native API Web View Bridge Native API HTML 5/CSS/JavaScript
- 16. Mobile March 2014 Native Wrapper16 Maintainability Performance User Experience Offline Capability Sensors Toolset Choices Cost
- 17. Mobile March 2014 Interpreted Interpreted applications map a common language to platform specific APIs −Abstraction layer is provided on top of the native API −Code is written to run on the abstraction layer 17
- 18. Mobile March 2014 Interpreted Application is written in scripting language Script proxies provide access to native widgets 18 iOS Script Interpreter Native API Android Script Interpreter Native API Windows Phone Script Interpreter Native API Script
- 19. Mobile March 2014 Interpreted19 Maintainability Performance User Experience Offline Capability Sensors Toolset Choices Cost
- 20. Mobile March 2014 Cross Compiled Cross compiled applications map a common language to platform specific SDK 20
- 21. Mobile March 2014 Cross Compiled Common business logic is combined with platform specific UI code into native app 21 iOS Native App Android Native App Windows Phone Native App C# Android UI C# Win Phone UIC# iOS UI C# Business/Data Code
- 22. Mobile March 2014 Cross Compiled22 Maintainability Performance User Experience Offline Capability Sensors Toolset Choices Cost
- 23. Mobile March 2014 Xamarin – What do you get Anything you can do in Objective C on iOS, you can do in C# Anything you can do in Java on Android, you can do in C# Access to .NET Base Libraries −LINQ, Generics, Task Parallel Library, Lambdas, Async 23
- 24. Mobile March 2014 Xamarin History24 2001 Mono Launched 2009 MonoTouch (now Xamarin.iOS) released 2011 Xamarin Founded First Release of Xamarin. Android 2013 Xamarin 2.0 Component Store Xamarin Test Cloud Microsoft Partnership
- 25. Mobile March 2014 Xamarin – How does it work25 Xamarin.iOS does full Ahead Of Time (AOT) compilation to produce an ARM binary suitable for Apple’s App Store. Xamarin.Android takes advantage of Just In Time (JIT) compilation on the Android device
- 26. Mobile March 2014 Android Demo26
- 27. Mobile March 2014 Develop for iOS from Visual Studio27
- 28. Mobile March 2014 Xamarin – What does it cost28 Licenses are per developer, per platform, per year • Starter – Free, Limited App Size • Indie - $299, Xamarin Studio Only • Business - $999, Visual Studio, Email Support • Enterprise- $1899, 1 day SLA
- 29. Mobile March 2014 Xamarin – What does it cost29 MSDN Subscriber Discounts • Business Edition for iOS and Android for $1,399 • Enterprise Edition for iOS and Android for 5 developers for $9,999
- 30. Mobile March 2014 Xamarin Odds and Ends30 Xamarin University Xamarin Component Store Xamarin Test Cloud
- 31. Mobile March 2014 Thanks! Minnesota Enterprise Mobile User Group http://www.meetup.com/Minnesota-Enterprise-Mobile/ Download Slides http://tinyurl.com/KoletarMobileMarch2014 Email: Joe.Koletar@rbaconsulting.com Twitter: @JoeKoletar 31