James Montemagno shows how to use the power of C# and the .NET framework to create, debug, test, and deploy fully native Android, iOS, and Windows apps. With Xamarin for Visual Studio, you use the language and IDE you know and love to get to market fast, sharing one codebase across all platforms. Watch webinar recording at aka.ms/xamuintrotovs Explore Xamarin University at xamarin.com/university

1. Intro to Xamarin for Visual Studio:
Native iOS, Android, and
Windows Apps in C#

2. university.xamarin.com

4. James
Montemagno
Principal Program Manager – Mobile Developer Tools,
Microsoft
motz@microsoft.com motzcod.es @JamesMontemagno
Weekly development podcast
mergeconflict.fm
Weekly development show
aka.ms/XamarinShow

7. Native User Interfaces Native API Access Native Performance

9. iOS WindowsAndroid
Objective-C
Xcode
C#
Visual Studio
Java
Android Studio
No shared code • Many languages & development environments • Multiple teams

10. App Generator
Lua
Javascript
Actionscript
HTML+CSS
Limited native API access • Slow performance • Poor user experience

11. Shared C# codebase • 100% native API access • High performance
iOS C# APIs/UI Windows C# APIs/UIAndroid C# APIs/UI
Shared C# Logic

12. 3 Native User Interfaces
Shared App Logic
iOS C# Windows C#Android C#
Shared C# Logic

13. Shared User Interface
Shared App Logic
Shared C# Logic
Shared UI Code

14. CocosSharp
UrhoSharp

15. Xamarin Platform is
included in Visual Studio
Including Community Edition

18. 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

19. MapKit UIKit iBeacon CoreGraphics CoreMotion
System.Data System.Windows System.Numerics System.Core System.ServiceModel
System.Net System System.IO System.Linq System.Xml

20. 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

21. Xamarin.iOS does full Ahead Of Time
(AOT) compilation to produce an ARM
binary for Apple’s App Store.
Xamarin.Android takes advantage of
Just In Time (JIT) compilation on the
Android device.

25. Xamarin.iOS Xamarin.Android

26. .NET STANDARD LIBRARY
One library to rule them all

29. Mac
iOS
Android
Windows
iCircuit Touch Draw
86%
14%
72%
28%
70%
30%
61%39%
88%
12%
76%
24%
90%
10%

33. Visual Studio
for Mac (Preview)
iOS, Android, & macOS
.NET development
.NET Core & ASP.NET Core
Tools for Azure

34. • Follows familiar Visual Studio
designer idioms
• Supports all UIKit elements
• Edit custom and 3rd party
components
• Live preview of changes to
properties

35. • Create UI with drag & drop
simplicity
• Target multiple screen sizes,
resolutions and Android
versions
• Layouts saved in standard
Android XML files

36. • Multi-touch and pressure-sensitive
interaction
• Supports rotation, screenshots,
and location changes
• Performant
Remote iOS Simulator for Windows*

37. Get started today
xamarin.com/download

38. Free self-guided courses

39. aka.ms/XamarinShow

40. Thank you.
James
Montemagno
Principal Program Manager – Mobile Developer Tools,
Microsoft
motz@microsoft.com motzcod.es @JamesMontemagno
https://github.com/jamesmontemagno/app-simplestocks