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Building an MVP Framework for .NET. Part 4: Strongly Typed Associations

, 25 Apr 2008
In this article we continue developing a Model-View-Presenter framework for .NET platform. The new features we are implementing here are strongly typed asscoiations between controllers, views and tasks for higher convenience and type safety.
mvcsharp-0.7.1.zip
MVCSharp
API Docs
CleanUpAll.proj
Examples
ASP.NET MVC Store
ApplicationLogic
Model
NorthwindDataSet.xsc
NorthwindDataSet.xss
Presentation
App_Data
Nwind.mdb
Global.asax
Properties
Tests
Properties
TestApplicationLogic
Tests.csproj.user
Basics
Basics (generics used)
ApplicationLogic
Model
Presentation
Web
Global.asax
Win
Properties
Settings.settings
ApplicationLogic
Model
Presentation
Web
Global.asax
Win
Properties
Settings.settings
SimpleFormsViewsManager
Properties
TestSimpleFormsViewsManager
ApplicationLogic
Presentation
Properties
Settings.settings
TasksInteraction
ApplicationLogic
Model
Presentation
Web
Global.asax
Win
Properties
Settings.settings
WindowsFormsExample
ApplicationLogic
Presentation
Properties
Settings.settings
MVCSharp
MVCSharp.Tests
Core
Configuration
Tasks
Views
Tasks
MVCSharp.Tests.csproj.user
Properties
Webforms
Configuration
Winforms
Configuration
Core
Configuration
Tasks
Views
Tasks
Views
Properties
Webforms
Configuration
Winforms
Configuration
//===========================================
// MVC# Framework | www.MVCSharp.org        |
// ------------------------------------------
// Copyright (C) 2008 www.MVCSharp.org      |
// All rights reserved.                     |
//===========================================

using System;
using System.Collections.Generic;
using System.Text;
using MVCSharp.Core;
using MVCSharp.Core.Views;
using System.Web.UI;
using System.ComponentModel;

namespace MVCSharp.Webforms
{
    #region Documentation
    /// <summary>
    /// Base web page implementation of the <see cref="IView{T}"/>
    /// interface. Has a strongly typed association to the controller
    /// (of the parameter type T).
    /// <para>It is recommended to inherit your web view classes from
    /// this one instead of manually implementing the <see cref="IView{T}"/>
    /// interface.</para>
    /// </summary>
    /// <typeparam name="T">Specifies the expected type of the
    /// associated controller. Must be a subtype of <see cref="IController"/>
    /// </typeparam>
    /// <example>
    /// In this example we declare a view type by deriving it from the
    /// WebFormView&lt;T&gt; class without a need to manually implement
    /// the IView&lt;T&gt; interface.
    /// <code>
    /// public partial class MyView : WebFormView&lt;MyController&gt;
    /// {
    ///     private DoActionButton_Click(object sender, EventArgs e)
    ///     {
    ///         Controller.MyAction();
    ///     }
    /// }
    /// </code>
    /// </example>
    /// <seealso cref="WebFormView"/>
    #endregion
    public class WebFormView<T> : Page, IView<T> where T : class, IController
    {
        private T controller;
        private string viewName;

        #region Documentation
        /// <summary>
        /// <see cref="IView{T}.Controller"/> property simple implementation with
        /// backing field. Marked as virtual to be overrideable in sublasses.
        /// </summary>
        #endregion
        [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public virtual T Controller
        {
            get { return controller; }
            set { controller = value; }
        }

        #region Documentation
        /// <summary>
        /// <see cref="IView.Controller">IView.Controller</see>
        /// implementation done as a gateway to the strongly typed
        /// <see cref="WebFormView{T}.Controller"/> property.
        /// </summary>
        #endregion
        IController IView.Controller
        {
            get { return Controller; }
            set { Controller = value as T; }
        }

        #region Documentation
        /// <summary>
        /// <see cref="IView.ViewName"/> property simple implementation with
        /// backing field. Marked as virtual to be overrideable in sublasses.
        /// </summary>
        #endregion
        [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public virtual string ViewName
        {
            get { return viewName; }
            set { viewName = value; }
        }
    }
}

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License

This article, along with any associated source code and files, is licensed under The Microsoft Public License (Ms-PL)

About the Author

Oleg Zhukov
Team Leader
Russian Federation Russian Federation
Oleg Zhukov, born and living in Russia is Lead Engineer and Project Manager in a company which provides business software solutions. He has graduated from Moscow Institute of Physics and Technology (MIPT) (department of system programming) and has got a M.S. degree in applied physics and mathematics. His research and development work concerns architectural patterns, domain-driven development and systems analysis. Being the adherent of agile methods he applies them extensively in the projects managed by him.

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