Building Native iOS & Android Apps in Visual Studio & Xamarin
Building Your First iOS App with Xamarin for Visual Studio
Transcript of Building Your First iOS App with Xamarin for Visual Studio
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university.xamarin.com
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Microsoft: Your Complete Mobile Solution
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What we will cover
Create an iOS app,
design the UI,
explore MVC
Build and run on simulator and device
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Xamarin’s unique approach
Windows C# UI
Shared C# codebase • 100% native API access • High performance
iOS
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What is Xamarin.iOS?
C# source Native performance
iOS
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Xamarin.iOS execution
UNIX Kernel
Objective-C Runtime
iOS APIs
Mono Runtime
Binary
.NET
APIs
Your C#
compiled
to binary
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Xamarin.iOS – 100% API coverage
MapKit UIKit iBeacon CoreGraphics CoreMotion
System.Data System.Collections System.Numerics System.Core System.ServiceModel
System.Net System System.IO System.Linq System.Xml
C#
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Always up-to-date
Same-day support
for new iOS versions
iOS
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Xamarin.iOS platform support
Supports all iOS devices
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Open Source – open.xamarin.com
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Develop on Mac or Windows
Microsoft Visual Studio
on Windows
Visual Studio for Mac
on macOS (preview)
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Parts of the build
are done on the
networked Mac
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• Multi-touch and pressure-sensitive
interaction
• Supports rotation, screenshots,
and location changes
• Performant
Remote iOS Simulator for Windows
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iOS APIs are designed around the
Model-View-Controller (MVC) pattern
What is MVC?
Model
Controller
ViewUser Interface
Behavior
Data
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The Model contains data, information and logic (business layer)
The Model
Calculation
Functions
Data EntitiesValidation
Logic
Persistence
Logic
Processing
Logic
…
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The View contains the visual components
the user sees and interacts with
The View
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User
Action
The Controller is the moderator between the view and the model
The Controller
View Model
Update data
NotifyUpdate
UI
Controller
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iOS
MVC in Xamarin
View
Model
Controller
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MVC in Xamarin
View
Model
Controller
Model is
sharable
iOS
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Xamarin.iOS UI is built from Apple’s controls and layout panels, wrapped in
C# by Xamarin
iOS UI
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Using native controls gives a native look
and feel
Native UX
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UI creation
C#Programmatically
for dynamic UIs
Visual Studio Designer
on Windows or macOS
Xcode Designer
on macOS
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Get Started Todayxamarin.com/download
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Free self-guided courses
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Q&A
Samples available at:
aka.ms/first-ios-with-xamarin