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Role Specific Interfaces: DIP And ISP In Action

I do most of my UI development – in ASP.NET WebForms and in WinForms – with a Model-View-Presenter setup. It helps me keep my application logic separate from my view implementations, makes it possible to unit test the presenters, etc. I also like to use...

Published Sun, Mar 03 2010 2:56 PM by derick.bailey

Filed under: Principles and Patterns, .NET, Model-View-Presenter, C#

How Ruby Taught Me To DRY Up My Code With Lambda Blocks

I’ve been working in Ruby for my Albacore project over the last 6 or 8 months, and taking every chance I can find to learn how to really use the language effectively. One of the benefits I’m seeing in a dynamic language like Ruby is the ability to really...

Published Fri, Mar 03 2010 3:32 PM by derick.bailey

Filed under: Principles and Patterns, .NET, Model-View-Presenter, Lambda Expressions, C#, Ruby, Pragmatism

Understanding The Application Controller Through Object Messaging Patterns

Earlier in the year, I posted a few times on the Application Controller pattern that I was implementing, including some workflow service related posts, all leading up to the presentation on decoupling workflow from forms that I gave at Austin Code Camp...

Published Tue, Dec 12 2009 10:06 PM by derick.bailey

Filed under: Analysis and Design, Principles and Patterns, .NET, Model-View-Presenter, AppController, Workflow, Messaging

Decoupling Workflow And Forms With An Application Controller

One of the big problems I’ve been trying to solve recently, is in my current WinForms application that using a Model-View-Presenter setup. I have my workflow between forms coupled to the forms directly. That is, in order to get from MainForm to SubForm...

Published Sat, Apr 04 2009 2:04 PM by derick.bailey

Filed under: Design Patterns, Principles and Patterns, .NET, Model-View-Presenter, C#, AppController, Git

Why ‘Should Attach View To Presenter’ Is An Invalid Unit Test / Observation.

I’ve written a lot of specification tests like this in the last three years, from a UI / Workflow perspective, with Model-View-Presenter as my core UI architecture: [TestFixture] public class When_starting_some_process() { IMyView view; MyPresenter...

Published Thu, Feb 02 2009 3:16 PM by derick.bailey

Filed under: Unit Testing, Analysis and Design, Principles and Patterns, .NET, Model-View-Presenter, Behavior Driven Development, C#

Encapsulation: Entities, Collections And Business Rules

Yesterday, I was involved two very separate yet very related conversations. One was via twitter with Colin Jack and Jimmy Bogard (which I was only a partial contributor to - mostly just reading their conversation) and another after work with a coworker...

Published Thu, Oct 10 2008 8:49 AM by derick.bailey

Filed under: Design Patterns, Refactoring, Analysis and Design, Principles and Patterns, .NET, Model-View-Presenter, Domain Driven Design

DDD Question: Where does required info validation belong for an Entity?

Let's say I have a small hierarchy of object: Faults and Parts. A Fault can contain many parts, and a part has no meaning without being associated to a Fault. To ensure that I have no Parts without a parent Fault, I have this basic code in place:...

Published Wed, Oct 10 2008 9:54 AM by derick.bailey

Filed under: Design Patterns, Analysis and Design, .NET, Model-View-Presenter, Domain Driven Design

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