1. Microsoft Build 2016
6/23/ :01 AM
© 2016 Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

2. iOS, Android, and Windows apps in C# and XAML with Xamarin.Forms
James Montemagno
Xamarin

3. Xamarin’s Unique Approach
Build 2015
6/23/ :01 AM
Xamarin’s Unique Approach
Windows-specific C#
Android-specific C#
iOS-specific C#
C# Shared Logic
Shared C# codebase • 100% native API access • High performance
© 2015 Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

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

5. iOS – 100% API Coverage MapKit UIKit iBeacon CoreGraphics CoreMotion
Build 2015
6/23/ :01 AM
iOS – 100% API Coverage
MapKit
UIKit
iBeacon
CoreGraphics
CoreMotion
System.Net
System
System.IO
System.Linq
System.Xml
System.Data
System.Windows
System.Numerics
System.Core
System.ServiceModel
© 2015 Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

6. Android – 100% API Coverage
Build 2015
6/23/ :01 AM
Android – 100% API Coverage
Text-to-speech
ActionBar
Printing Framework
Renderscript
NFC
System.Net
System
System.IO
System.Linq
System.Xml
System.Data
System.Windows
System.Numerics
System.Core
System.ServiceModel
© 2015 Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

7. Native Performance
AOT
.APP
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.

8. Visual Studio Integration

9. 6/23/2018
Anything you can do in Objective-C, Swift, or Java can be done in C# and Visual Studio with Xamarin.
© 2014 Microsoft Corporation. All rights reserved. Microsoft, Windows, and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

10. Visual Studio Integration
Xamarin.com/Download

11. Meet Xamarin.Forms Build native UIs for iOS, Android, and Windows
from a single, shared C# codebase.

12. Xamarin + Xamarin.Forms
Microsoft Build 2016
6/23/ :01 AM
Xamarin + Xamarin.Forms
Windows-specific C#
Android-specific C#
iOS-specific C#
C# Shared Logic
Xamarin.Forms
C# Shared Logic
Traditional Xamarin Approach
With Xamarin.Forms: More code-sharing, all native
© 2016 Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

13. What’s included Xamarin.Forms ✓ 40+ Pages, layouts, and controls
(Build from code behind or XAML)
✓ Two-way data binding
✓ Navigation
✓ Animation API
✓ Dependency Service
✓ Messaging Center
Xamarin.Forms
C# Shared Logic

14. Layouts Pages Content MasterDetail Navigation Tabbed Carousel Stack
Absolute
Relative
Grid
ContentView
ScrollView
Frame
Layouts

15. Controls ActivityIndicator BoxView Button DatePicker Editor Entry
Image
Label
ListView
Map
OpenGLView
Picker
ProgressBar
SearchBar
Slider
Stepper
TableView
TimePicker
WebView
EntryCell
ImageCell
SwitchCell
TextCell
ViewCell

16. Xamarin.Forms Ecosystem

17. Native UI from shared code
<?xml version="1.0" encoding="UTF-8"?>
<TabbedPage xmlns="
xmlns:x="
x:Class="MyApp.MainPage">
<TabbedPage.Children>
<ContentPage Title="Profile" Icon="Profile.png">
<StackLayout Spacing="20" Padding="20"
VerticalOptions="Center">
<Entry Placeholder="Username"
Text="{Binding Username}"/>
<Entry Placeholder="Password"
Text="{Binding Password}"
IsPassword="true"/>
<Button Text="Login" TextColor="White"
BackgroundColor="#77D065"
Command="{Binding LoginCommand}"/>
</StackLayout>
</ContentPage>
<ContentPage Title="Settings" Icon="Settings.png">
<!-- Settings -->
</TabbedPage.Children>

18. Platform
Customization

19. Let’s take a look

20. Xamarin.Forms 2.0 Xamarin.Forms ✓ Windows 10 UWP ✓ Control Templates
✓ Data Template Selectors
✓ More Gestures (Pinch & Pan)
✓ XAML Compilation
✓ Effects
✓ Android Material Design
Xamarin.Forms
C# Shared Logic

21. Free Xamarin.Forms Book
PDF, ePub, Kindle, iBooks, Google Play Books & More
By Charles Petzold

22. Get Started Today
Xamarin.com

23. Resources Code: Get Started: Follow me:
Get Started:
Follow me:
GitHub: JamesMontemagno

24. 6/23/ :01 AM
© 2016 Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.