An Introduction to the Model-View- ViewModel Pattern

rakeshk@damcogroup.comrakesh308@gmail.com

An Introduction to the Model-View-ViewModel Pattern

WPFIntoduced in 3Framework 3.0.XAML UI Language.Vector Based rendering.Rich Composition…………….…………….…………….TWO WAY DATABINDING

What is MVVM?ModelViewViewModel

Standing on the Shoulders of Giants

MVCMVP

Martin Fowler Josh Smith John GossmanSean Wildermuth

Why MVVM?Separation Of ConcernsTest Driven ApproachCode Cleanliness & Modular ApproachSupport WPF two way Data binding feature.

How Do We Achieve that?

ViewModel

DONOT FOLLOW THIS

ViewModel

View View

A More Complete Diagram

ViewXAML, Code Behind

Unit TestsIntegration Tests

ViewModelProperties, Commands, View Logic

Service Proxies

Events

Behavio

DEMO – SAMPLE

MVVM Guidelines

1. Reduce or eliminate your code-behind

2. Bind all of your UI inputs/outputs to your ViewModel

3. Implement INotifyPropertyChanged on your ViewModel

4. When testing, treat ViewModel as the Real UI

5. Avoid events. Use commands instead

Third Party SupportPrismMVVM LightCaliburnSilverlight FX

An Introduction to the Model-View- ViewModel Pattern

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Transcript of An Introduction to the Model-View- ViewModel Pattern

Model- View - ViewModel et testabilité pour WPF/ Silverlight

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TDDD49 C# and .NET ProgrammingTDDD49/lectures/latest/tddd49_lec02.pdfPresentation Model (Model-View-ViewModel) pattern. A variation of Model-View-Controller (MVC) tailored for modern

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MVVM Design Pattern - Model View ViewModel

ArcGIS Runtime SDK for .NET: Using MVVMproceedings.esri.com/library/userconf/devsummit15/papers/... · 2015-04-30 · Model-View-ViewModel • Widely used pattern for XAML / .NET

Creating Applications Using The Model-View-ViewModel (MVVM) Pattern

An Introduction to the Model-View-ViewModel Pattern

Moderne UIs mit server-seitigem Model View ViewModel€¦ · Model View ViewModel Business Logic and Data Presentation & UI Logic View DB Binding ViewModel Domain Model Service Calls