CROSS PLATFORM MOBILE
DEV WITH C# AND
XAMARIN
Ed Snider
May 27 2014
CapArea.NET User Group
CONTENT
Introduction
The Problem with Native Mobile App Dev
The Benefits of Multi-Platform Mobile Dev with C#
What is Xama...
INTRODUCTION
Ed Snider - @edsnider
Developer at InfernoRed Technology
Co-Organizer of NoVA Mobile C# Developers’ Group
www...
THE PROBLEM WITH
TRADITIONAL NATIVE MOBILE APP
DEV…
Native mobile apps are great but here’s the problem:
 Several Platfor...
THE BENEFITS OF MULTI-
PLATFORM
NATIVE MOBILE APP DEV WITH C#
Develop for all platforms with a single language – C# - usin...
WHAT IS XAMARIN?
Xamarin is built on Mono
Allows native app compilation on Android and iOS using C#
100% API Coverage – Al...
XAMARIN DEVELOPMENT TOOLS
Xamarin for Visual Studio Xamarin Studio for Windows and Mac
HOW?
LEVERAGE THE MVVM PATTERN
View (UI)
ViewModel
Model
Data Binding
Commands
Service
Interfaces
Connectivity
Location
Camera
...
SHARE CODE!
Portable Class Library (PCL)
ViewModels
Models
Core App Library
Services, Business Logic, Service Access, Data...
SOME OTHER COOL THINGS ABOUT
XAMARIN…
Component Store: http://components.xamarin.com/
.NET Mobility Scanner: http://scan.x...
RESOURCES
Xamarin Sample / Starter-Apps
 Employee Directory App - http://xamarin.com/prebuilt/employeedirectory
 Field S...
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Cross Platform Mobile Dev with C# and Xamarin (CapArea.NET User Group 5/27/14)

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Cross Platform Mobile Dev with C# and Xamarin (CapArea.NET User Group 5/27/14)

  1. 1. CROSS PLATFORM MOBILE DEV WITH C# AND XAMARIN Ed Snider May 27 2014 CapArea.NET User Group
  2. 2. CONTENT Introduction The Problem with Native Mobile App Dev The Benefits of Multi-Platform Mobile Dev with C# What is Xamarin? What does this mean for how we build mobile apps? How? Share Code Leverage the MVVM Pattern Code! Wrap up
  3. 3. INTRODUCTION Ed Snider - @edsnider Developer at InfernoRed Technology Co-Organizer of NoVA Mobile C# Developers’ Group www.infernored.com @infernoredtech www.novamobiledev.org @novamobiledev
  4. 4. THE PROBLEM WITH TRADITIONAL NATIVE MOBILE APP DEV… Native mobile apps are great but here’s the problem:  Several Platforms: Windows, iOS, Android  Several Languages: C#, Objective-C, Java  Maintenance nightmares  Customers and end-users suffer
  5. 5. THE BENEFITS OF MULTI- PLATFORM NATIVE MOBILE APP DEV WITH C# Develop for all platforms with a single language – C# - using Xamarin  Harness the power of the .NET framework  Single solution with shared code  Unified and consistent maintenance/testing  Feature parity across platforms = happy end users + C#
  6. 6. WHAT IS XAMARIN? Xamarin is built on Mono Allows native app compilation on Android and iOS using C# 100% API Coverage – All iOS and Android APIs are exposed as C# class libraries Up-to-date with API releases from Apple and Google
  7. 7. XAMARIN DEVELOPMENT TOOLS Xamarin for Visual Studio Xamarin Studio for Windows and Mac
  8. 8. HOW?
  9. 9. LEVERAGE THE MVVM PATTERN View (UI) ViewModel Model Data Binding Commands Service Interfaces Connectivity Location Camera Etc… Platform Specific Service Implementations
  10. 10. SHARE CODE! Portable Class Library (PCL) ViewModels Models Core App Library Services, Business Logic, Service Access, Data Access, etc. Windows iOS Android View / UI Platform Specifics View / UI Platform Specifics View / UI Platform Specifics
  11. 11. SOME OTHER COOL THINGS ABOUT XAMARIN… Component Store: http://components.xamarin.com/ .NET Mobility Scanner: http://scan.xamarin.com/ F# preview: http://docs.xamarin.com/guides/cross-platform/fsharp/ Xamarin Test Cloud: http://xamarin.com/test-cloud
  12. 12. RESOURCES Xamarin Sample / Starter-Apps  Employee Directory App - http://xamarin.com/prebuilt/employeedirectory  Field Service App - http://xamarin.com/prebuilt/fieldservice Code from my demo  CoffeeFinder-XamarinDemo - https://github.com/edsnider/CoffeeFinder- XamarinDemo Image credit: https://octodex.github.com/

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