Area in ASP.NET MVC

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29 Sep, 2018 Categories: ASP.NET MVC


Create ASP.NET MVC Project

On the Visual Studio, create new ASP.NET MVC Web Application project

Select Empty Template and Core Reference is MVC




Create Controller

In Controllers folder, create new controller named HomeController.cs as below:

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace LearnASPNETMVCWithRealApps.Controllers
{
    public class HomeController : Controller
    {
        public ActionResult Index()
        {
            return View();
        }
    }
}

Create View

In Views/Home folder, create new razor view named Index.cshtml as below:

@{
    Layout = null;
}

<!DOCTYPE html>

<html>
<head>
    <meta name="viewport" content="width=device-width" />
    <title>Index</title>
</head>
<body>

    <h3>Index View</h3>

</body>
</html>

Declare Namespace

Open RouteConfig.css file and add new namespace as below:

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Web.Routing;

namespace LearnASPNETMVCWithRealApps
{
    public class RouteConfig
    {
        public static void RegisterRoutes(RouteCollection routes)
        {
            routes.IgnoreRoute("{resource}.axd/{*pathInfo}");


            routes.MapRoute(
                name: "Default",
                url: "{controller}/{action}/{id}",
                defaults: new { controller = "Home", action = "Index", id = UrlParameter.Optional },
                // Namespace for Website
                namespaces: new[] { "LearnASPNETMVCWithRealApps.Controllers" }
            );


        }
    }
}




Create Areas

In project, create new areas as below:

Admin Area

In this area, create new Controller, Views and Namespace as below:

Home Controller

In Controllers folder, create new controller named HomeController.cs as below:

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace LearnASPNETMVCWithRealApps.Areas.Admin.Controllers
{
    public class HomeController : Controller
    {
        public ActionResult Index()
        {
            return View();
        }
    }
}
Index View

In Views/Home folder, create new razor view named Index.cshtml as below:

@{
    Layout = null;
}

<!DOCTYPE html>

<html>
<head>
    <meta name="viewport" content="width=device-width" />
    <title>Index</title>
</head>
<body>

    <h3>Admin Area</h3>
    Index View

</body>
</html>
Declare Namespace

Open AdminAreaRegistration.css file and add new namespace as below:

using System.Web.Mvc;

namespace LearnASPNETMVCWithRealApps.Areas.Admin
{
    public class AdminAreaRegistration : AreaRegistration
    {
        public override string AreaName
        {
            get
            {
                return "Admin";
            }
        }

        public override void RegisterArea(AreaRegistrationContext context)
        {
            context.MapRoute(
                "Admin_default",
                "Admin/{controller}/{action}/{id}",
                new { action = "Index", id = UrlParameter.Optional },
                // Namespace for Admin Area
                new[] { "LearnASPNETMVCWithRealApps.Areas.Admin.Controllers" }
            );
        }
    }
}

User Area

In this area, create new Controller, Views and Namespace as below:

Home Controller

In Controllers folder, create new controller named HomeController.cs as below:

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace LearnASPNETMVCWithRealApps.Areas.User.Controllers
{
    public class HomeController : Controller
    {
        public ActionResult Index()
        {
            return View();
        }
    }
}
Index View

In Views/Home folder, create new view named Index.cshtml as below:

@{
    Layout = null;
}

<!DOCTYPE html>

<html>
<head>
    <meta name="viewport" content="width=device-width" />
    <title>Index</title>
</head>
<body>

    <h3>User Area</h3>
    Index View

</body>
</html>
Declare Namespace

Open UserAreaRegistration.css file and add new namespace as below:

using System.Web.Mvc;

namespace LearnASPNETMVCWithRealApps.Areas.User
{
    public class UserAreaRegistration : AreaRegistration
    {
        public override string AreaName
        {
            get
            {
                return "User";
            }
        }

        public override void RegisterArea(AreaRegistrationContext context)
        {
            context.MapRoute(
                "User_default",
                "User/{controller}/{action}/{id}",
                new { action = "Index", id = UrlParameter.Optional },
                // Namespace for User Area
                new[] { "LearnASPNETMVCWithRealApps.Areas.User.Controllers" }
            );
        }
    }
}

Structure of ASP.NET MVC Project




Run Application

Access Index action in Home controller with following url: http://localhost:49328/Home/Index

Output

Index View

Access Index action in Home controller in Admin area with following url: http://localhost:49328/Admin/Home/Index

Output

Access Index action in Home controller in User area with following url: http://localhost:49328/User/Home/Index

Output

References

I recommend you refer to the books below to learn more about the knowledge in this article:


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