Xamarin Overview
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This slide was first presented at the Atlanta Xamarin Users Group. Feel free to join us and share your Xamarin knowledge at the next one @ http://www.meetup.com/Atlanta-Xamarin-Users-Group/
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Xamarin Overview
- 1. S E A M L E S S L Y B L E N D I N G C r e a t i v e & T e c h n o l o g y o n M o b i l e , T a b l e t a n d W E B W W W . B L U E T U B E I N C . C O M
- 3. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 3 Xamarin? Xamarin Overview • What it is • What it isn‟t • What the future holds • What you‟ll need
- 4. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 4 Xamarin? Xamarin Overview • Okay… What else? • Tips & tricks • Resources
- 5. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 5 What it is… Xamarin Overview • Oh, you mean Monotouch? • Mono for android? • Xamarin.ios === Monotouch • Xamarin.Android === Mono for Android • Tip: google both
- 6. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 6 What it is… Xamarin Overview • Native? • Compiles to native APP using: • Objective C (iOS) • Java (Android) • iOS: Ahead of Time (AOT) Compiler
- 7. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 7 What it is… Xamarin Overview • Native? • Native Libraries and APIs • iOS: CocoaTouch, CoreGraphics, Quartz 2d, etc. • ANDROID: PINVOKE, bindings, etc.
- 8. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 8 What it is… Xamarin Overview • C# • C# 2.0 language features • soon to be C# 4.0 • “Most” .NET base libraries (via Mono) • Some variation between iOS and Android • LINQ
- 9. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 9 What it is… Xamarin Overview • C# • Generics • Lambdas • etc. • Garbage Collection • managed C# objects only
- 10. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 10 What it is… Xamarin Overview • iOS Objective C library support • Xamarin “binding” to Obj C libs • Examples: • Google Maps, Analytics • Red Laser • TestFlight • Etc.
- 11. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 11 What it is… Xamarin Overview • iOS Objective C library support • Don‟t reinvent the wheel • Many already on Github, etc. • https://github.com/mono/monotouch-bindings
- 12. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 12 What it‟s not… Xamarin Overview • Shared UI Platform • Not a great idea anyway due to varying UI paradigms • JIT compiling not possible • Limits reflection code
- 13. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 13 What it‟s not… Xamarin Overview • Limited generics support • Most of the useful stuff is there • Garbage collection not perfect • Due to the native/managed interaction • Needs „help‟ – more disposal code than most .NET-based solutions
- 14. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 14 What it‟s not… Xamarin Overview • Other limitations • iOS: http://docs.xamarin.com/guides/ios/advanced _topics/limitations
- 15. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 15 What the future holds… Xamarin Overview • Things in Alpha/Beta channels • C# 4.0 support • Async/await • Portable libraries • iOS Designer in Xamarin Studio
- 16. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 16 What you need… Xamarin Overview • Xamarin license • Specifics ON Website, RECENT changes • https://store.xamarin.com/ • Starter edition for independent devs • FREE • Limited a bit
- 17. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 17 What you need… Xamarin Overview • Xamarin Studio • iOS specific: • A Mac • XCode • Apple Developer account
- 18. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 18 What you need… Xamarin Overview • Android specific: • Android SDK • Xamarin STUDIO installation now includes the SDK
- 19. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 19 Other things it can do Xamarin Overview • Visual Studio integration • Still need a Mac for IOS • XCode for iOS UI design • Until Xamarin ios designer ready • No extra needs for Android
- 20. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 20 Other things it can do Xamarin Overview • Code sharing for mobile • Done with file “linking” • Able to share C# code between iOS, Android, Windows phone, .NET • Xamarin.Mac for Mac • development in C#
- 21. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 21 Tips & Tricks Xamarin Overview • SQLite-net • ORM for SQLite • Maps C# classes to SQLite tables • Easy to use • https://github.com/praeclarum/sqlite-net
- 22. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 22 Tips & Tricks Xamarin Overview • Injection • TinyIOC • Simple • https://github.com/grumpydev/TinyIoC
- 23. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 23 Tips & Tricks Xamarin Overview • Event Aggregator • TinyMessenger • Loosely coupled communication • https://github.com/grumpydev/TinyMessenger
- 24. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 24 Tips & Tricks Xamarin Overview • Android Emulators • Get a test device • X86 has made life easier • In Xamarin Studio, set the project to support x86 by selecting the x86 checkbox under Options > Build > Android Build > Advanced
- 25. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 25 Tips & Tricks Xamarin Overview • Test cloud!
- 26. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 26 Tips & Tricks Xamarin Overview • Garbage collection • Sgen vs. Boehm • SGEN recommended, boehm the default • Unhook button event handlers
- 27. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 27 Tips & Tricks Xamarin Overview • Garbage collection • Xamarin examples show: Button.TouchUpInside += (sender, e) = { //do something }; • Avoid this • Why?
- 28. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 28 Tips & Tricks Xamarin Overview • Xamarin studio tips • Drag & drop files to nest them • Merging iOS storyboards can be difficult • XML, but…
- 29. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 29 Tips & Tricks Xamarin Overview • Xamarin studio tips • File linking to share code between Android, Windows phone, .NET projects, etc. • No platform specific code • Linking is the best option until portable libraries are available to use
- 30. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 30 Tips & Tricks Xamarin Overview • Xamarin studio tips • iOS XCode integration gotchas • Sometimes tries to destroy your project • Save early, save often • Commit to SVN, GIT often • Xamarin component store
- 31. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 31 Resources Xamarin Overview • Xamarin resources • xamarin.com • Guides: http://docs.xamarin.com/guides • Recipes: http://docs.xamarin.com/recipes • Samples: http://docs.xamarin.com/samples-all
- 32. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 32 Resources Xamarin Overview • Android • developer.android: http://developer.android.com/index.html • Device stats: http://developer.android.com/about/dashboards/index.html
- 33. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 33 Resources Xamarin Overview • iOS • Developer Library: https://developer.apple.com/library/ios/navigation/index.html
- 34. SEAMLESSLY BLENDING CREATIVE AND TECHNICAL ON MOBILE, TABLET & WEB WWW.BLUETUBEINC.COM 34 The end Xamarin Overview • These slides will be on Bluetube‟s blog • http://blog.bluetubeinteractive.com • Questions?