Deep Dive Xamarin.iOS
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My presentation from St. Louis Days of .NET that covers the 20% of concepts that helps you get through the 80% of your iOS app development with Xamarin.IOS.
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Deep Dive Xamarin.iOS
- 5. Who Am i? • My name is Ben Bishop (Twitter: @benjamminstl) • I grew up in a small rural town of Indiana • Went to Purdue University • Now lives in Saint Louis • Been independent for 4+ years • Worked at an agency for 5 years, 1 year at TMG
- 8. FLash Away3D, AIR, AS3, RobotLegs, FlexUnit
- 9. Native IOS Xamarin.IOS, Facebook, Twitter, SQLite, C#, NUnit
- 10. $1200+ 60 hours
- 11. Native Android Xamarin.Android, C#, Twitter, Facebook, SQLite
- 12. Hybrid PhoneGap, HTML, CSS3, jQuery, Backbone, RequireJS
- 13. Mobile optimized Web jQuery, Backbone, CSS3, Ruby on Rails, Moustache, JSON
- 14. WHAT IS A XAMARIN? “The best damn mobile team, building the best damn mobile platform.”
- 15. What is Mono? • Mono 1.0 was released on June 30, 2004 • “The Mono runtime contains a code execution engine that translates ECMA CIL byte codes into native code and supports a number of processors: ARM, MIPS SPARC, PowerPC, S390 , x86, x86-64 and IA-64 for 64-bit modes.” • Also has support for LLVM • Runs on Linux, OSX, Windows, PS3, XBox 360, Wii
- 16. How does Mono Work? “Xamarin compiles your app to a native binary, not cross-compiled, and not interpreted.”
- 17. Code Structure By only having to write core code once, more time can be spent tuning the UI per platform.
- 19. must have components Components that keep you from having to write platform specific code.
- 20. xamarin.mobile A component that helps abstract your code for location, photos, and contacts across all platforms.
- 21. Xamarin.Social A component that helps abstract your code for App.Net, Twitter, Facebook, and Flickr
- 22. xamarin.auth Makes OAuth suck less.
- 23. Data RestSharp, SQLite.NET, and JSON.net help you store and retrieve data for your app.
- 25. interfaces are your friend
- 26. iOS Implementation Have your platform specific views implement the interface.
- 30. Mediator/View Model Your Mediator or ViewModel will have a reference to the View
- 31. UI Logic
- 32. Mock your views Moq lets you mock your views for Unit Tests.
- 33. Unit Test UI Logic Moq can raise events and verify Method invocation.
- 34. Test runner
- 36. detect locale
- 37. anatomy of an iOS app
- 38. info.plist
- 39. info.plist
- 40. important Need to specify 640x1136 Launch Image so iOS knows your app supports tall UI
- 42. New to iOS7
- 43. Main.CS Entry point for your app
- 44. AppDelegate.cs Creates the UI Window and attaches a ViewController.
- 45. ViewController This is responsible for your screen.
- 47. Setup/tear down Great place to do any setup/tear down.
- 48. View
- 49. Creating a view
- 50. UIBUTTON
- 51. frame vs bounds Frame A view's frame (CGRect) coordinate is the position of its rectangle in thestarts at the top left. superview's system. By default it Bounds A view'sits own coordinate expresses a bounds (CGRect) system. view rectangle in
- 52. extend views
- 53. class extensions All UIView classes now have a CenterHorizontally method
- 54. Images for multi DPI
- 55. Text Input
- 60. Header buttons
- 61. detecting ios7
- 62. UITableViews
- 63. UITableViews
- 66. UITableviewCell
- 68. UIPickerView
- 69. UIPickerView
- 76. Rapid UI dev
- 77. JSON support
- 79. parting thoughts
- 80. experiences • iOS sandbox is limited.You are at Apple’s mercy • Provisioning is a pain • iOS SDK is very prescriptive in regards to look and feel • Most things are genuinely easier in iOS than Android. Music player, sharing to FB/Twitter, selecting photos... • Few device configurations to work with.
- 81. Gracias