James Montemagno, Principal Program Manager at Microsoft, discusses mobile developer tools, highlighting Xamarin's unique approach to building native applications using a shared C# codebase. The document outlines the comprehensive API coverage for iOS and Android, as well as the advantages of using Xamarin for cross-platform development. Additionally, Montemagno promotes his development podcasts and resources for developers.

3. James
Montemagno
Principal Program Manager – Mobile Developer Tools,
Microsoft
motz@microsoft.com Montemagno.com @JamesMontemagno
Weekly development podcast
mergeconflict.fm
Weekly development show
xamarinshow.com

4. DESKTOP WEB CLOUD MOBILE GAMING IoT AI
.NET
Your platform for building anything

6. Native User Interfaces Native API Access Native Performance

7. iOS C# UI Windows C# UIAndroid C# UI
Shared C# logic
Xamarin’s unique approach
Shared C# codebase • 100% native API access • High performance

9. Windows APIs
Microsoft.Phone Microsoft.Networking Windows.Storage Windows.Foundation Microsoft.Devices
System.Data System.Windows System.Numerics System.Core System.ServiceModel
System.Net System System.IO System.Linq System.Xml
C#

10. iOS – 100% API coverage
MapKit UIKit iBeacon CoreGraphics CoreMotion
System.Data System.Windows System.Numerics System.Core System.ServiceModel
System.Net System System.IO System.Linq System.Xml
C#

11. Android – 100% API coverage
Text-to-speech ActionBar Printing Framework Renderscript NFC
System.Data System.Windows System.Numerics System.Core System.ServiceModel
System.Net System System.IO System.Linq System.Xml
C#

12. LIBRARIES
INFRASTRUCTURE
.NET STANDARD
.NET – A unified platform
DESKTOP WEB CLOUD MOBILE GAMING IoT AI

14. Xamarin Native – Traditional UI
 3 Native User Interfaces
 Shared App Logic
iOS C# Windows C#Android C#
Shared C# Logic

15. Xamarin.Forms- Cross Platform UI
 Shared Native User Interface
 Shared App Logic
Shared C# Logic
Shared UI Code

16. Shared C# Backend

17. Shared C# Backend
User Interface User Interface User Interface
Geolocation Geolocation Geolocation
Compass Compass Compass
Keystore Keystore Keystore

18. SharedPreferences
Preferences.Get(“my_key”, 0);
NSUserDefaults ApplicationData

19. Common API

24. Thank you.
James
Montemagno
Principal Program Manager – Mobile Developer Tools,
Microsoft
motz@microsoft.com Montemagno.com @JamesMontemagno
Weekly development podcast
mergeconflict.fm
Weekly development show
xamarinshow.com